Alert archive / Wyoming / Winter Storm Warnings in 2008

Winter Storm Warning 13, NWS Riverton, WY

December 12, 200810 counties in Wyoming

NWS Riverton, WY issued this winter storm warning at Dec 12, 2008, 9:25 PM MST for 10 counties in Wyoming. It took effect at Dec 12, 2008, 11:00 PM MST. It was in force for 23 hr. 56 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Dec 12, 2008, 9:25 PM MST (04:25 UTC)
In effect from
Dec 12, 2008, 11:00 PM MST
Expired
Dec 13, 2008, 9:44 PM MST
In force
23 hr
Issued by
NWS Riverton, WY

Counties Big Horn County, WY, Fremont County, WY, Hot Springs County, WY, Johnson County, WY, Lincoln County, WY, Natrona County, WY, Park County, WY, Sublette County, WY, Teton County, WY, Washakie County, WY

The radar

The Riverton/Lander radar (KRIW), 58 km from the middle of the area, began a volume at 04:25 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Dec 13, 7:16 AM MSTSNOW 0.5Pinedale 13.8 Nw, WY
Dec 13, 7:16 AM MSTSNOW 2.6Thayne 4.2 Nne, WY
Dec 13, 7:16 AM MSTSNOW 4Moose .4 S, WY
Dec 13, 7:18 AM MSTSNOW 2.5Kemmerer 23ene, WY
Dec 13, 7:43 AM MSTSNOW 4Jackson 5.3 Nw, WY
Dec 13, 7:45 AM MSTSNOW 4.5Thayne 1se, WY
Dec 13, 11:34 AM MSTSNOW 3Cora 12 N, WYNEW FORK LAKE SNOTEL
Dec 13, 11:34 AM MSTSNOW 5Boulder 24 Ese, WYBIG SANDY OPENING SNOTEL
Dec 13, 11:34 AM MSTSNOW 5Kendall Rngr Stn Snotel, WYKENDALL RANGER STATION SNOTEL
Dec 13, 11:34 AM MSTHEAVY SNOW 7Gunsight Pass Snotel, WYGUNSIGHT PASS SNOTEL
Dec 13, 11:34 AM MSTHEAVY SNOW 7Pindale 12 Nne, WYELKHART PARK G.S. SNOTEL
Dec 13, 11:34 AM MSTHEAVY SNOW 8Bondurant 14 E, WYLOOMIS PARK SNOTEL
Dec 13, 11:34 AM MSTHEAVY SNOW 10Lander 19 Ssw, WYDEER PARK SNOTEL
Dec 13, 11:35 AM MSTSNOW 2Lander 26 Nw, WYST. LAWRENCE ALT SNOTEL
Dec 13, 11:35 AM MSTSNOW 3Lander 12 Sw, WYTOWNSEND CREEK SNOTEL
Dec 13, 11:35 AM MSTSNOW 4Dubois 6 Wsw, WYLITTLE WARM SNOTEL
Dec 13, 11:35 AM MSTSNOW 4Lander 18 W, WYHOBBS PARK SNOTEL
Dec 13, 11:35 AM MSTHEAVY SNOW 10Atlantic City 7 Nw, WYSOUTH PASS SNOTEL
Dec 13, 11:35 AM MSTHEAVY SNOW 10Dubois 25 Nw, WYTOGWOTEE PASS SNOTEL
Dec 13, 11:37 AM MSTSNOW 2Dubois 11 N, WYBURROUGHS CREEK SNOTEL
Dec 13, 11:37 AM MSTSNOW 3Wapiti 19 Wsw, WYBLACKWATER SNOTEL
Dec 13, 11:37 AM MSTSNOW 4Clark 21 W, WYBEARTOOTH LAKE SNOTEL
Dec 13, 11:38 AM MSTSNOW 1Cody 18 Sw, WYMARQUETTE SNOTEL
Dec 13, 11:38 AM MSTSNOW 1Meeteetse 18 Wsw, WYTIMBER CREEK SNOTEL
Dec 13, 11:38 AM MSTSNOW 1Thermopolis 40 W, WYOWL CREEK SNOTEL
Dec 13, 11:38 AM MSTSNOW 4Meeteetse 30 Sw, WYKIRWIN SNOTEL
Dec 13, 11:38 AM MSTSNOW 5Pahaska 14 Ne, WYEVENING STAR SNOTEL
Dec 13, 11:39 AM MSTSNOW 3Clark 26 Wsw, WYWOLVERINE SNOTEL
Dec 13, 11:39 AM MSTSNOW 4Cody 56 Sw, WYYOUNTS PEAK SNOTEL
Dec 13, 11:39 AM MSTSNOW 4Kemmerer 26 N, WYHAMS FORK SNOTEL
Dec 13, 11:39 AM MSTHEAVY SNOW 6Afton 8 Se, WYCOTTONWOOD CREEK SNOTEL
Dec 13, 11:39 AM MSTHEAVY SNOW 7Blind Bull Summit, WY
Dec 13, 11:40 AM MSTSNOW 5Kelley Rngr Stn Snotel, WYKELLEY RANGER STATION SNOTEL
Dec 13, 11:40 AM MSTHEAVY SNOW 8Kemmerer 36 N, WYINDIAN CREEK SNOTEL
Dec 13, 11:41 AM MSTSNOW 5Afton 15 S, WYSALT RIVER SUMMIT SNOTEL
Dec 13, 11:41 AM MSTHEAVY SNOW 6Afton 17 E, WYTRIPLE PEAK SNOTEL
Dec 13, 11:41 AM MSTHEAVY SNOW 6Big Piney 21 W, WYSNIDER BASIN SNOTEL
Dec 13, 11:41 AM MSTHEAVY SNOW 7Afton 19 Se, WYSPRING CREEK DIVIDE SNOTEL
Dec 13, 11:41 AM MSTHEAVY SNOW 13Afton 8 Ne, WYWILLOW CREEK SNOTEL
Dec 13, 11:42 AM MSTSNOW 3Bondurant 12 Ese, WYEAST RIM DIVIDE SNOTEL
Dec 13, 11:43 AM MSTSNOW 4Bondurant 10 N, WYGRANITE CREEK SNOTEL
Dec 13, 11:43 AM MSTSNOW 5Moran Junction 8 Nne, WYBASE CAMP SNOTEL
Dec 13, 11:43 AM MSTHEAVY SNOW 6South Entrance 8 W, WYGRASSY LAKE SNOTEL
Dec 13, 11:44 AM MSTHEAVY SNOW 8Jackson 8 Wnw, WYPHILLIPS BENCH SNOTEL
Dec 13, 11:44 AM MSTHEAVY SNOW 9Alta 6 Ene, WYGRAND TARGHEE SNOTEL
Dec 13, 11:44 AM MSTHEAVY SNOW 9Bondurant 20 Ne, WYGROS VENTRE SUMMIT SNOTEL
Dec 13, 11:59 AM MSTSNOW 2Cody, WY
Dec 13, 11:59 AM MSTSNOW 4Jackson 1sw, WY
Dec 13, 12:07 PM MSTSNOW 3Afton 12.2 S, WY
Dec 13, 12:10 PM MSTSNOW 3Jackson 12.3 Ne, WY
Dec 13, 12:11 PM MSTSNOW 2Crandall Creek, WY
Dec 13, 12:12 PM MSTSNOW 4Pahaska, WY
Dec 13, 12:14 PM MSTSNOW 4White Pine Ski Area, WY
Dec 13, 12:15 PM MSTSNOW 3Jackson Hole Mid Mtn, WY
Dec 13, 12:15 PM MSTSNOW 3Jackson Hole Raymer, WY
Dec 13, 12:15 PM MSTSNOW 3Jackson Hole Summit, WY

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Riverton, WY (KRIW), launched 00:00Z, 4.4 hours before the alert went out and 60 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Riverton, WY at 00:00Z on 2008-12-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Riverton, WY at 00:00Z on 2008-12-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 32 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2690 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
32 m²/s²
0-3 km storm-relative helicity
87 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS45 KRIW 130425
WSWRIW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
925 PM MST FRI DEC 12 2008

...MAJOR WINTER STORM SYSTEM EXPECTED TO BRING SNOWFALL AND
LOCALLY STRONG WIND TO THE MOUNTAINS AND FAR WEST VALLEYS OF
WESTERN WYOMING...

.A VIGOROUS PACIFIC WINTER STORM SYSTEM WILL BRING INCREASING
PACIFIC MOISTURE TO WYOMING AND PRODUCE SIGNIFICANT SNOWFALL IN
THE MOUNTAINS AND WESTERN VALLEYS OF WESTERN WYOMING LATE TONIGHT
THROUGH LATE SATURDAY NIGHT.

WYZ002-131300-
/O.UPG.KRIW.WW.Y.0009.081213T0600Z-081214T0600Z/
/O.NEW.KRIW.WS.W.0013.081213T0600Z-081214T0600Z/
ABSAROKA MOUNTAINS-
925 PM MST FRI DEC 12 2008

...WINTER STORM WARNING IN EFFECT FROM 11 PM THIS EVENING TO
11 PM MST SATURDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
STORM WARNING FOR STRONG WIND...SNOW AND BLOWING AND DRIFTING SNOW...WHICH
IS IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST SATURDAY. THE WINTER
WEATHER ADVISORY IS NO LONGER IN EFFECT.

STRONG WIND GUSTS OF 75 TO 80 MPH WILL BE POSSIBLE OVER THE
SOUTHEAST ABSAROKA MOUNTAINS THROUGH SATURDAY MORNING. SNOW IS
EXPECTED TO DEVELOP BY MIDNIGHT AND INTENSIFY OVERNIGHT. THE
COMBINATION OF SNOW AND STRONG WIND GUSTS WILL CAUSE DANGEROUS
WHITEOUT CONDITIONS OVER THE HIGHER PEAKS THROUGH SATURDAY
MORNING. THE STRONGER WIND GUSTS WILL SUBSIDE AROUND NOON SATURDAY
WITH SNOW TAPERING OFF LATE SATURDAY EVENING. TOTAL STORM
ACCUMULATIONS OF 5 TO 10 INCHES ARE EXPECTED WITH THIS
SYSTEM...WITH LOCALLY HIGHER AMOUNTS POSSIBLE ALONG SOUTHWEST AND
WEST FACING SLOPES.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ015-131300-
/O.UPG.KRIW.WW.Y.0009.081213T0600Z-081214T0600Z/
/O.NEW.KRIW.WS.W.0013.081213T0600Z-081214T0600Z/
WIND RIVER MOUNTAINS EAST-
925 PM MST FRI DEC 12 2008

...WINTER STORM WARNING IN EFFECT FROM 11 PM THIS EVENING TO
11 PM MST SATURDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
STORM WARNING FOR STRONG WIND...SNOW AND BLOWING AND DRIFTING SNOW WHICH
IS IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST SATURDAY. THE
WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT.

STRONG WIND GUSTS OF 75 TO 80 MPH WILL BE POSSIBLE OVER THE
EAST SLOPES OF THE WIND RIVER MOUNTAINS LATE TONIGHT THROUGH
SATURDAY MORNING. SNOW IS EXPECTED TO DEVELOP AROUND MIDNIGHT AND
INTENSIFY OVERNIGHT...CONTINUING THROUGH SATURDAY. SOUTHWEST WIND
WILL INCREASE TO BETWEEN 40 AND 60 MPH LATE TONIGHT...WHICH COULD
LEAD TO NEAR WHITEOUT CONDITIONS AND HEAVY DRIFTING OF SNOW OVER
MOUNTAIN PASSES. SNOW WILL TAPER OFF LATE SATURDAY EVENING. TOTAL
STORM ACCUMULATIONS OF 4 TO 10 INCHES ARE EXPECTED WITH THIS
SYSTEM. STORM TOTALS OF AROUND 4 INCHES ARE EXPECTED AT SOUTH
PASS...WHILE HIGHER AMOUNTS OF UP TO 10 INCHES ARE EXPECTED IN THE
NORTHERN PORTION OF THE EAST SLOPES...INCLUDING TOGWOTEE PASS.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ013-131300-
/O.EXA.KRIW.WW.Y.0009.081213T0600Z-081214T0600Z/
JACKSON HOLE-
INCLUDING THE CITY OF...JACKSON
925 PM MST FRI DEC 12 2008

...WINTER WEATHER ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO
11 PM MST SATURDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOWFALL AND WIND...WHICH IS IN EFFECT FROM 11
PM THIS EVENING TO 11 PM MST SATURDAY.

SNOW IS EXPECTED TO DEVELOP AND INTENSIFY IN THE JACKSON VALLEY
OVERNIGHT. WEST TO SOUTHWEST WIND AT 15 TO 30 MPH WILL CAUSE AREAS
OF BLOWING AND DRIFTING SNOW SATURDAY ESPECIALLY ALONG HIGHWAY 191
NORTH OF JACKSON AND HIGHWAY 390 AROUND TETON VILLAGE.  TOTAL
STORM ACCUMULATIONS OF 3 TO 5 INCHES ARE EXPECTED ACROSS THE
JACKSON VALLEY WITH THIS SYSTEM.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ023-131300-
/O.EXA.KRIW.WW.Y.0009.081213T0600Z-081214T0600Z/
STAR VALLEY-
INCLUDING THE CITIES OF...AFTON...ALPINE...THAYNE
925 PM MST FRI DEC 12 2008

...WINTER WEATHER ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO
11 PM MST SATURDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING AND DRIFTING SNOW
...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST
SATURDAY.

SNOW IS EXPECTED TO DEVELOP AND INTENSIFY OVERNIGHT.  SNOW WILL
TAPER OFF LATE SATURDAY EVENING. TOTAL STORM ACCUMULATIONS OF 3
TO 5 INCHES ARE EXPECTED ACROSS THE STAR VALLEY WITH LOCALLY
HIGHER AMOUNTS ON THE BENCHES WEST OF HIGHWAY 89. WEST TO NORTHWEST
WIND AT 15 TO 30 MPH WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW
AND LIMITED VISIBILITY THROUGH THE DAY SATURDAY.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ025-131300-
/O.EXA.KRIW.WW.Y.0009.081213T0600Z-081214T0600Z/
UPPER GREEN RIVER BASIN FOOTHILLS-
INCLUDING THE CITY OF...PINEDALE
925 PM MST FRI DEC 12 2008

...WINTER WEATHER ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO
11 PM MST SATURDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING AND DRIFTING SNOW...WHICH
IS IN EFFECT FROM 11 PM THIS EVENING TO 11 PM MST SATURDAY.

SNOW IS EXPECTED TO DEVELOP AND INTENSIFY OVERNIGHT.  SNOW WILL
TAPER OFF LATE SATURDAY EVENING. TOTAL STORM ACCUMULATIONS OF 3 TO
6 INCHES ARE EXPECTED FROM PINEDALE TO BONDURANT WITH THIS
SYSTEM...THE HIGHER AMOUNTS IN BONDURANT. NORTHWEST WIND AT 15 TO
30 MPH WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW AND LIMITED
VISIBILITY THROUGH THE DAY SATURDAY.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ001-131300-
/O.CON.KRIW.WW.Y.0009.081213T0600Z-081214T0600Z/
YELLOWSTONE NATIONAL PARK-
INCLUDING THE CITIES OF...LAKE...MAMMOTH...OLD FAITHFUL
925 PM MST FRI DEC 12 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 PM THIS
EVENING TO 11 PM MST SATURDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 PM THIS
EVENING TO 11 PM MST SATURDAY. 

SNOW IS EXPECTED TO DEVELOP LATE THIS EVENING AND BECOME MODERATE
OVERNIGHT. SOUTHWEST WIND WILL INCREASE TO BETWEEN 30 AND 40
MPH...WHICH COULD LEAD TO NEAR WHITEOUT CONDITIONS OVER MOUNTAIN
PASSES. SNOW WILL TAPER OFF LATE SATURDAY EVENING. TOTAL STORM
ACCUMULATIONS OF 7 TO 14 INCHES ARE EXPECTED WITH THIS
SYSTEM...WITH LOCALLY HIGHER AMOUNTS POSSIBLE ALONG SOUTHWEST AND
WEST FACING SLOPES.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ012-131300-
/O.CON.KRIW.WW.Y.0009.081213T0600Z-081214T0600Z/
TETON AND GROS VENTRE MOUNTAINS-
925 PM MST FRI DEC 12 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 PM THIS
EVENING TO 11 PM MST SATURDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 PM THIS
EVENING TO 11 PM MST SATURDAY. 

SNOW IS EXPECTED TO DEVELOP LATE THIS EVENING AND BECOME MODERATE
OVERNIGHT. SOUTHWEST WIND WILL INCREASE TO BETWEEN 30 AND 40
MPH...WHICH COULD LEAD TO NEAR WHITEOUT CONDITIONS OVER MOUNTAIN
PASSES. SNOW WILL TAPER OFF LATE SATURDAY EVENING. TOTAL STORM
ACCUMULATIONS OF 7 TO 14 INCHES ARE EXPECTED WITH THIS SYSTEM. THE
HIGHEST SNOWFALL AMOUNTS ARE EXPECTED IN THE TETONS.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ024-131300-
/O.CON.KRIW.WW.Y.0009.081213T0600Z-081214T0600Z/
SALT RIVER AND WYOMING RANGES-
925 PM MST FRI DEC 12 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 PM THIS
EVENING TO 11 PM MST SATURDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 PM THIS
EVENING TO 11 PM MST SATURDAY. 

SNOW IS EXPECTED TO DEVELOP LATE THIS EVENING AND BECOME MODERATE
OVERNIGHT. SOUTHWEST WIND WILL INCREASE TO BETWEEN 30 AND 40
MPH...WHICH COULD LEAD TO NEAR WHITEOUT CONDITIONS OVER MOUNTAIN
PASSES. SNOW WILL TAPER OFF LATE SATURDAY EVENING. TOTAL STORM
ACCUMULATIONS OF 5 TO 12 INCHES ARE EXPECTED WITH THIS
SYSTEM...WITH LOCALLY HIGHER AMOUNTS POSSIBLE ALONG SOUTHWEST AND
WEST FACING SLOPES.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ014-131300-
/O.CON.KRIW.WW.Y.0009.081213T0600Z-081214T0600Z/
WIND RIVER MOUNTAINS WEST-
925 PM MST FRI DEC 12 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 PM THIS
EVENING TO 11 PM MST SATURDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 PM THIS
EVENING TO 11 PM MST SATURDAY. 

SNOW IS EXPECTED TO DEVELOP LATE THIS EVENING AND BECOME MODERATE
OVERNIGHT. SOUTHWEST WIND WILL INCREASE TO BETWEEN 30 AND 40
MPH...WHICH COULD LEAD TO NEAR WHITEOUT CONDITIONS OVER MOUNTAIN
PASSES. SNOW WILL TAPER OFF LATE SATURDAY EVENING. TOTAL STORM
ACCUMULATIONS OF 5 TO 12 INCHES ARE EXPECTED WITH THIS
SYSTEM...WITH LOCALLY HIGHER AMOUNTS POSSIBLE ALONG SOUTHWEST AND
WEST FACING SLOPES.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ007>009-131300-
/O.NEW.KRIW.WS.A.0011.081214T0100Z-081214T1900Z/
OWL CREEK AND BRIDGER MOUNTAINS-BIGHORN MOUNTAINS WEST-
BIGHORN MOUNTAINS SOUTHEAST-
925 PM MST FRI DEC 12 2008

...WINTER STORM WATCH IN EFFECT FROM SATURDAY EVENING THROUGH
SUNDAY MORNING...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
STORM WATCH...WHICH IS IN EFFECT FROM SATURDAY EVENING THROUGH
SUNDAY MORNING. 

SNOWFALL WILL DEVELOP AND INTENSIFY SATURDAY NIGHT...TAPERING OFF
SUNDAY MORNING. STORM TOTAL SNOWFALL OF 5 TO 12 INCHES OF SNOW IS
EXPECTED BY NOON SUNDAY. NORTH WIND AT 20 TO 35 MPH WITH GUSTS TO
50 MPH WILL LIKELY CAUSE SIGNIFICANT BLOWING AND DRIFTING SNOW ALONG
WITH LOCAL WHITEOUT CONDITIONS.

REMEMBER...A WINTER STORM WATCH MEANS CONDITIONS ARE FAVORABLE
FOR HAZARDOUS WINTER WEATHER IN AND CLOSE TO THE WATCH AREA.

$$

WYZ010-011-131300-
/O.NEW.KRIW.WS.A.0011.081214T0100Z-081214T1900Z/
NORTHEAST JOHNSON COUNTY-SOUTHEAST JOHNSON COUNTY-
INCLUDING THE CITIES OF...BUFFALO...KAYCEE
925 PM MST FRI DEC 12 2008

...WINTER STORM WATCH IN EFFECT FROM SATURDAY EVENING THROUGH
SUNDAY MORNING...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
STORM WATCH...WHICH IS IN EFFECT FROM SATURDAY EVENING THROUGH
SUNDAY MORNING. 

SNOW WILL DEVELOP AND INTENSIFY OVER EASTERN JOHNSON COUNTY
SATURDAY NIGHT...TAPERING OFF SUNDAY MORNING. STORM TOTAL SNOWFALL
OF 3 TO 5 INCHES IS EXPECTED BY NOON SUNDAY. NORTH WIND AT 2O TO
35 MPH WILL CAUSE SIGNIFICANT BLOWING AND DRIFTING SNOW AND NEAR
WHITEOUT CONDITIONS ALONG INTERSTATES 25 AND 90 THROUGH SUNDAY
MORNING.  

REMEMBER...A WINTER STORM WATCH MEANS CONDITIONS ARE FAVORABLE
FOR HAZARDOUS WINTER WEATHER IN AND CLOSE TO THE WATCH AREA.

$$

WYZ020-022-131300-
/O.NEW.KRIW.WS.A.0011.081214T0100Z-081214T1900Z/
NATRONA COUNTY LOWER ELEVATIONS-CASPER MOUNTAIN-
INCLUDING THE CITY OF...CASPER
925 PM MST FRI DEC 12 2008

...WINTER STORM WATCH IN EFFECT FROM SATURDAY EVENING THROUGH
SUNDAY MORNING...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
STORM WATCH...WHICH IS IN EFFECT FROM SATURDAY EVENING THROUGH
SUNDAY MORNING. 

SNOW IS EXPECTED TO DEVELOP AND INTENSIFY OVER NATRONA COUNTY AND
ESPECIALLY THE CASPER AREA SATURDAY NIGHT. THE SNOW WILL TAPER OFF
SUNDAY AFTERNOON. STORM TOTAL SNOWFALL IS EXPECTED TO RANGE FROM 3
TO 6 INCHES ACROSS THE LOWER ELEVATIONS OF NATRONA COUNTY WITH 8
TO 14 INCHES ON CASPER MOUNTAIN. NORTH WIND AT 15 TO 30 MPH WILL
LIKELY CAUSE SIGNIFICANT BLOWING AND DRIFTING SNOW AND NEAR
WHITEOUT CONDITIONS ON AREA ROADS AND HIGHWAYS SATURDAY NIGHT
THROUGH SUNDAY MORNING.

REMEMBER...A WINTER STORM WATCH MEANS CONDITIONS ARE FAVORABLE
FOR HAZARDOUS WINTER WEATHER IN AND CLOSE TO THE WATCH AREA.

$$
8 follow-up statements
000 
WWUS45 KRIW 130822
WSWRIW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
122 AM MST SAT DEC 13 2008

...MAJOR WINTER STORM SYSTEM WILL BRING SNOWFALL AND LOCALLY
STRONG WIND TO THE MOUNTAINS AND FAR WEST VALLEYS OF WESTERN
WYOMING TODAY...

.A VIGOROUS PACIFIC WINTER STORM SYSTEM WILL BRING INCREASING
PACIFIC MOISTURE TO WYOMING AND PRODUCE SIGNIFICANT SNOWFALL IN
THE MOUNTAINS AND WESTERN VALLEYS OF WESTERN WYOMING TODAY THROUGH
THIS EVENING.

WYZ015-132315-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
WIND RIVER MOUNTAINS EAST-
122 AM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

STRONG WIND GUSTS OF 75 TO 80 MPH WILL BE POSSIBLE OVER THE EAST
SLOPES OF THE WIND RIVER MOUNTAINS THROUGH THIS MORNING. SNOW IS
EXPECTED TO CONTINUE THROUGH TODAY. SOUTHWEST WIND WILL ALSO CONTINUE
BETWEEN 40 AND 60 MPH...WHICH WILL LEAD TO WHITEOUT CONDITIONS
AND HEAVY DRIFTING OF SNOW OVER MOUNTAIN PASSES. SNOW WILL TAPER
OFF LATE THIS EVENING. TOTAL STORM ACCUMULATIONS OF 4 TO 10 INCHES
ARE EXPECTED WITH THIS SYSTEM. STORM TOTALS OF AROUND 4 INCHES ARE
EXPECTED AT SOUTH PASS...WHILE HIGHER AMOUNTS OF UP TO 10 INCHES
ARE EXPECTED IN THE NORTHERN PORTION OF THE EAST
SLOPES...INCLUDING TOGWOTEE PASS.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ002-132315-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
ABSAROKA MOUNTAINS-
122 AM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

STRONG WIND GUSTS OF 75 TO 80 MPH WILL BE POSSIBLE OVER THE
SOUTHEAST ABSAROKA MOUNTAINS THROUGH THIS MORNING. SNOW IS
EXPECTED TO CONTINUE TODAY. THE COMBINATION OF SNOW AND STRONG
WIND GUSTS WILL CAUSE DANGEROUS WHITEOUT CONDITIONS OVER THE
HIGHER PEAKS THROUGH THIS MORNING. THE STRONGER WIND GUSTS WILL
SUBSIDE AROUND NOON TODAY WITH SNOW TAPERING OFF LATE THIS EVENING.
TOTAL STORM ACCUMULATIONS OF 5 TO 10 INCHES ARE EXPECTED WITH THIS
SYSTEM...WITH LOCALLY HIGHER AMOUNTS POSSIBLE ALONG SOUTHWEST AND
WEST FACING SLOPES.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ001-132315-
/O.CON.KRIW.WW.Y.0009.000000T0000Z-081214T0600Z/
YELLOWSTONE NATIONAL PARK-
INCLUDING THE CITIES OF...LAKE...MAMMOTH...OLD FAITHFUL
122 AM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE TODAY. SOUTHWEST WIND WILL ALSO
CONTINUE TO BETWEEN 30 AND 40 MPH...WHICH COULD LEAD TO WHITEOUT
CONDITIONS OVER MOUNTAIN PASSES. SNOW WILL TAPER OFF LATE THIS
EVENING. TOTAL STORM ACCUMULATIONS OF 7 TO 14 INCHES ARE EXPECTED
WITH THIS SYSTEM...WITH LOCALLY HIGHER AMOUNTS POSSIBLE ALONG
SOUTHWEST AND WEST FACING SLOPES.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ012-013-132315-
/O.CON.KRIW.WW.Y.0009.000000T0000Z-081214T0600Z/
TETON AND GROS VENTRE MOUNTAINS-JACKSON HOLE-
INCLUDING THE CITY OF...JACKSON
122 AM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE IN THE JACKSON VALLEY TODAY. WEST TO
SOUTHWEST WIND AT 15 TO 30 MPH WILL CAUSE AREAS OF BLOWING AND
DRIFTING SNOW TODAY ESPECIALLY ALONG HIGHWAY 191 NORTH OF JACKSON
AND HIGHWAY 390 AROUND TETON VILLAGE. TOTAL STORM ACCUMULATIONS OF
3 TO 5 INCHES ARE EXPECTED ACROSS THE JACKSON VALLEY WITH THIS
SYSTEM.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ023-024-132315-
/O.CON.KRIW.WW.Y.0009.000000T0000Z-081214T0600Z/
STAR VALLEY-SALT RIVER AND WYOMING RANGES-
INCLUDING THE CITIES OF...AFTON...ALPINE...THAYNE
122 AM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE TODAY. SNOW WILL TAPER OFF LATE
THIS EVENING. TOTAL STORM ACCUMULATIONS OF 3 TO 5 INCHES ARE
EXPECTED ACROSS THE STAR VALLEY WITH LOCALLY HIGHER AMOUNTS ON THE
BENCHES WEST OF HIGHWAY 89. WEST TO NORTHWEST WIND AT 15 TO 30 MPH
WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW AND LIMITED VISIBILITY
THROUGH THE DAY.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ014-025-132315-
/O.CON.KRIW.WW.Y.0009.000000T0000Z-081214T0600Z/
WIND RIVER MOUNTAINS WEST-UPPER GREEN RIVER BASIN FOOTHILLS-
INCLUDING THE CITY OF...PINEDALE
122 AM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE TODAY. SNOW WILL TAPER OFF LATE THIS
EVENING. TOTAL STORM ACCUMULATIONS OF 3 TO 6 INCHES ARE EXPECTED
FROM PINEDALE TO BONDURANT WITH THIS SYSTEM...THE HIGHER AMOUNTS
IN BONDURANT. NORTHWEST WIND AT 15 TO 30 MPH WILL CAUSE AREAS OF
BLOWING AND DRIFTING SNOW AND LIMITED VISIBILITY THROUGH THE DAY.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ007>009-132315-
/O.CON.KRIW.WS.A.0011.081214T0100Z-081214T1900Z/
OWL CREEK AND BRIDGER MOUNTAINS-BIGHORN MOUNTAINS WEST-
BIGHORN MOUNTAINS SOUTHEAST-
122 AM MST SAT DEC 13 2008

...WINTER STORM WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH
SUNDAY MORNING...

A WINTER STORM WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH
SUNDAY MORNING. 

SNOWFALL WILL DEVELOP AND INTENSIFY TONIGHT...TAPERING OFF
SUNDAY MORNING. STORM TOTAL SNOWFALL OF 5 TO 12 INCHES OF SNOW IS
EXPECTED BY NOON SUNDAY. NORTH WIND AT 20 TO 35 MPH WITH GUSTS TO
50 MPH WILL LIKELY CAUSE SIGNIFICANT BLOWING AND DRIFTING SNOW
ALONG WITH LOCAL WHITEOUT CONDITIONS.

REMEMBER...A WINTER STORM WATCH MEANS CONDITIONS ARE FAVORABLE
FOR HAZARDOUS WINTER WEATHER IN AND CLOSE TO THE WATCH AREA.

$$

WYZ010-011-132315-
/O.CON.KRIW.WS.A.0011.081214T0100Z-081214T1900Z/
NORTHEAST JOHNSON COUNTY-SOUTHEAST JOHNSON COUNTY-
INCLUDING THE CITIES OF...BUFFALO...KAYCEE
122 AM MST SAT DEC 13 2008

...WINTER STORM WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH
SUNDAY MORNING...

A WINTER STORM WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH
SUNDAY MORNING. 

SNOW WILL DEVELOP AND INTENSIFY OVER EASTERN JOHNSON COUNTY
TONIGHT...TAPERING OFF SUNDAY MORNING. STORM TOTAL SNOWFALL OF 3
TO 5 INCHES IS EXPECTED BY NOON SUNDAY. NORTH WIND AT 2O TO 35 MPH
WILL CAUSE SIGNIFICANT BLOWING AND DRIFTING SNOW AND NEAR WHITEOUT
CONDITIONS ALONG INTERSTATES 25 AND 90 THROUGH SUNDAY MORNING.

REMEMBER...A WINTER STORM WATCH MEANS CONDITIONS ARE FAVORABLE
FOR HAZARDOUS WINTER WEATHER IN AND CLOSE TO THE WATCH AREA.

$$

WYZ020-022-132315-
/O.CON.KRIW.WS.A.0011.081214T0100Z-081214T1900Z/
NATRONA COUNTY LOWER ELEVATIONS-CASPER MOUNTAIN-
INCLUDING THE CITY OF...CASPER
122 AM MST SAT DEC 13 2008

...WINTER STORM WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH
SUNDAY MORNING...

A WINTER STORM WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH
SUNDAY MORNING. 

SNOW IS EXPECTED TO DEVELOP AND INTENSIFY OVER NATRONA COUNTY AND
ESPECIALLY THE CASPER AREA TONIGHT. THE SNOW WILL TAPER
OFF SUNDAY AFTERNOON. STORM TOTAL SNOWFALL IS EXPECTED TO RANGE
FROM 3 TO 6 INCHES ACROSS THE LOWER ELEVATIONS OF NATRONA COUNTY
WITH 8 TO 14 INCHES ON CASPER MOUNTAIN. NORTH WIND AT 15 TO
30 MPH WILL LIKELY CAUSE SIGNIFICANT BLOWING AND DRIFTING SNOW
AND NEAR WHITEOUT CONDITIONS ON AREA ROADS AND HIGHWAYS TONIGHT
THROUGH SUNDAY MORNING.

REMEMBER...A WINTER STORM WATCH MEANS CONDITIONS ARE FAVORABLE
FOR HAZARDOUS WINTER WEATHER IN AND CLOSE TO THE WATCH AREA.

$$
000 
WWUS45 KRIW 130922
WSWRIW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
222 AM MST SAT DEC 13 2008

...MAJOR WINTER STORM SYSTEM WILL BRING SNOWFALL AND LOCALLY
STRONG WIND TO THE MOUNTAINS AND FAR WEST VALLEYS OF WESTERN
WYOMING TODAY...

.A VIGOROUS PACIFIC WINTER STORM SYSTEM WILL BRING INCREASING
PACIFIC MOISTURE TO WYOMING AND PRODUCE SIGNIFICANT SNOWFALL IN
THE MOUNTAINS AND WESTERN VALLEYS OF WESTERN WYOMING TODAY
THROUGH THIS EVENING.

WYZ015-132230-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
WIND RIVER MOUNTAINS EAST-
222 AM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

STRONG WIND GUSTS OF 75 TO 80 MPH WILL BE POSSIBLE OVER THE EAST
SLOPES OF THE WIND RIVER MOUNTAINS THROUGH THIS MORNING. SNOW IS
EXPECTED TO CONTINUE THROUGH TODAY. SOUTHWEST WIND WILL ALSO
CONTINUE BETWEEN 40 AND 60 MPH...WHICH WILL LEAD TO WHITEOUT
CONDITIONS AND HEAVY DRIFTING OF SNOW OVER MOUNTAIN PASSES. SNOW
WILL TAPER OFF LATE THIS EVENING. TOTAL STORM ACCUMULATIONS OF
4 TO 10 INCHES ARE EXPECTED WITH THIS SYSTEM. STORM TOTALS OF
AROUND 4 INCHES ARE EXPECTED AT SOUTH PASS...WHILE HIGHER AMOUNTS
OF UP TO 10 INCHES ARE EXPECTED IN THE NORTHERN PORTION OF THE
EAST SLOPES...INCLUDING TOGWOTEE PASS.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ002-132230-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
ABSAROKA MOUNTAINS-
222 AM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

STRONG WIND GUSTS OF 75 TO 80 MPH WILL BE POSSIBLE OVER THE
SOUTHEAST ABSAROKA MOUNTAINS THROUGH THIS MORNING. SNOW IS
EXPECTED TO CONTINUE TODAY. THE COMBINATION OF SNOW AND STRONG
WIND GUSTS WILL CAUSE DANGEROUS WHITEOUT CONDITIONS OVER THE
HIGHER PEAKS THROUGH THIS MORNING. THE STRONGER WIND GUSTS WILL
SUBSIDE AROUND NOON TODAY WITH SNOW TAPERING OFF LATE THIS
EVENING. TOTAL STORM ACCUMULATIONS OF 5 TO 10 INCHES ARE EXPECTED
WITH THIS SYSTEM...WITH LOCALLY HIGHER AMOUNTS POSSIBLE ALONG
SOUTHWEST AND WEST FACING SLOPES.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ027-028-132230-
/O.EXB.KRIW.WW.Y.0009.000000T0000Z-081214T0000Z/
SOUTH LINCOLN COUNTY-ROCK SPRINGS AND GREEN RIVER-
INCLUDING THE CITIES OF...KEMMERER...COKEVILLE...ROCK SPRINGS...
GREEN RIVER
222 AM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER WEATHER
ADVISORY FOR PORTIONS OF SOUTHWEST WYOMING...WHICH IS IN EFFECT
UNTIL 5 PM MST THIS AFTERNOON.

SNOW IS EXPECTED TO CONTINUE TODAY. SNOW WILL TAPER OFF LATE THIS
EVENING. TOTAL STORM ACCUMULATIONS OF 3 TO 5 INCHES ARE EXPECTED
ACROSS SOUTHERN LINCOLN COUNTY AND WESTERN SWEETWATER COUNTY
TODAY. WEST TO NORTHWEST WIND AT 15 TO 30 MPH WILL CAUSE AREAS OF
BLOWING AND DRIFTING SNOW AND LIMITED VISIBILITY THROUGH THE DAY.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ001-132230-
/O.CON.KRIW.WW.Y.0009.000000T0000Z-081214T0600Z/
YELLOWSTONE NATIONAL PARK-
INCLUDING THE CITIES OF...LAKE...MAMMOTH...OLD FAITHFUL
222 AM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE TODAY. SOUTHWEST WIND WILL ALSO
CONTINUE TO BETWEEN 30 AND 40 MPH...WHICH COULD LEAD TO WHITEOUT
CONDITIONS OVER MOUNTAIN PASSES. SNOW WILL TAPER OFF LATE THIS
EVENING. TOTAL STORM ACCUMULATIONS OF 7 TO 14 INCHES ARE EXPECTED
WITH THIS SYSTEM...WITH LOCALLY HIGHER AMOUNTS POSSIBLE ALONG
SOUTHWEST AND WEST FACING SLOPES.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ012-013-132230-
/O.CON.KRIW.WW.Y.0009.000000T0000Z-081214T0600Z/
TETON AND GROS VENTRE MOUNTAINS-JACKSON HOLE-
INCLUDING THE CITY OF...JACKSON
222 AM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE IN THE JACKSON VALLEY TODAY. WEST TO
SOUTHWEST WIND AT 15 TO 30 MPH WILL CAUSE AREAS OF BLOWING AND
DRIFTING SNOW TODAY ESPECIALLY ALONG HIGHWAY 191 NORTH OF JACKSON
AND HIGHWAY 390 AROUND TETON VILLAGE. TOTAL STORM ACCUMULATIONS
OF 3 TO 5 INCHES ARE EXPECTED ACROSS THE JACKSON VALLEY WITH THIS
SYSTEM.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ023-024-132230-
/O.CON.KRIW.WW.Y.0009.000000T0000Z-081214T0600Z/
STAR VALLEY-SALT RIVER AND WYOMING RANGES-
INCLUDING THE CITIES OF...AFTON...ALPINE...THAYNE
222 AM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE TODAY. SNOW WILL TAPER OFF LATE THIS
EVENING. TOTAL STORM ACCUMULATIONS OF 3 TO 5 INCHES ARE EXPECTED
ACROSS THE STAR VALLEY WITH LOCALLY HIGHER AMOUNTS ON THE BENCHES
WEST OF HIGHWAY 89. WEST TO NORTHWEST WIND AT 15 TO 30 MPH WILL
CAUSE AREAS OF BLOWING AND DRIFTING SNOW AND LIMITED VISIBILITY
THROUGH THE DAY.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ014-025-132230-
/O.CON.KRIW.WW.Y.0009.000000T0000Z-081214T0600Z/
WIND RIVER MOUNTAINS WEST-UPPER GREEN RIVER BASIN FOOTHILLS-
INCLUDING THE CITY OF...PINEDALE
222 AM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE TODAY. SNOW WILL TAPER OFF LATE THIS
EVENING. TOTAL STORM ACCUMULATIONS OF 3 TO 6 INCHES ARE EXPECTED
FROM PINEDALE TO BONDURANT WITH THIS SYSTEM...THE HIGHER AMOUNTS
IN BONDURANT. NORTHWEST WIND AT 15 TO 30 MPH WILL CAUSE AREAS OF
BLOWING AND DRIFTING SNOW AND LIMITED VISIBILITY THROUGH THE DAY.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ007>009-132230-
/O.CON.KRIW.WS.A.0011.081214T0100Z-081214T1900Z/
OWL CREEK AND BRIDGER MOUNTAINS-BIGHORN MOUNTAINS WEST-
BIGHORN MOUNTAINS SOUTHEAST-
222 AM MST SAT DEC 13 2008

...WINTER STORM WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH
SUNDAY MORNING...

A WINTER STORM WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH
SUNDAY MORNING. 

SNOWFALL WILL DEVELOP AND INTENSIFY TONIGHT...TAPERING OFF SUNDAY
MORNING. STORM TOTAL SNOWFALL OF 5 TO 12 INCHES OF SNOW IS
EXPECTED BY NOON SUNDAY. NORTH WIND AT 20 TO 35 MPH WITH GUSTS TO
50 MPH WILL LIKELY CAUSE SIGNIFICANT BLOWING AND DRIFTING SNOW
ALONG WITH LOCAL WHITEOUT CONDITIONS.

REMEMBER...A WINTER STORM WATCH MEANS CONDITIONS ARE FAVORABLE
FOR HAZARDOUS WINTER WEATHER IN AND CLOSE TO THE WATCH AREA.

$$

WYZ010-011-132230-
/O.CON.KRIW.WS.A.0011.081214T0100Z-081214T1900Z/
NORTHEAST JOHNSON COUNTY-SOUTHEAST JOHNSON COUNTY-
INCLUDING THE CITIES OF...BUFFALO...KAYCEE
222 AM MST SAT DEC 13 2008

...WINTER STORM WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH
SUNDAY MORNING...

A WINTER STORM WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH
SUNDAY MORNING. 

SNOW WILL DEVELOP AND INTENSIFY OVER EASTERN JOHNSON COUNTY
TONIGHT...TAPERING OFF SUNDAY MORNING. STORM TOTAL SNOWFALL OF
3 TO 5 INCHES IS EXPECTED BY NOON SUNDAY. NORTH WIND AT 2O TO
35 MPH WILL CAUSE SIGNIFICANT BLOWING AND DRIFTING SNOW AND NEAR
WHITEOUT CONDITIONS ALONG INTERSTATES 25 AND 90 THROUGH SUNDAY
MORNING.

REMEMBER...A WINTER STORM WATCH MEANS CONDITIONS ARE FAVORABLE
FOR HAZARDOUS WINTER WEATHER IN AND CLOSE TO THE WATCH AREA.

$$

WYZ020-022-132230-
/O.CON.KRIW.WS.A.0011.081214T0100Z-081214T1900Z/
NATRONA COUNTY LOWER ELEVATIONS-CASPER MOUNTAIN-
INCLUDING THE CITY OF...CASPER
222 AM MST SAT DEC 13 2008

...WINTER STORM WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH
SUNDAY MORNING...

A WINTER STORM WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH
SUNDAY MORNING. 

SNOW IS EXPECTED TO DEVELOP AND INTENSIFY OVER NATRONA COUNTY AND
ESPECIALLY THE CASPER AREA TONIGHT. THE SNOW WILL TAPER OFF
SUNDAY AFTERNOON. STORM TOTAL SNOWFALL IS EXPECTED TO RANGE FROM
3 TO 6 INCHES ACROSS THE LOWER ELEVATIONS OF NATRONA COUNTY WITH
8 TO 14 INCHES ON CASPER MOUNTAIN. NORTH WIND AT 15 TO 30 MPH
WILL LIKELY CAUSE SIGNIFICANT BLOWING AND DRIFTING SNOW AND NEAR
WHITEOUT CONDITIONS ON AREA ROADS AND HIGHWAYS TONIGHT THROUGH
SUNDAY MORNING.

REMEMBER...A WINTER STORM WATCH MEANS CONDITIONS ARE FAVORABLE
FOR HAZARDOUS WINTER WEATHER IN AND CLOSE TO THE WATCH AREA.

$$
000 
WWUS45 KRIW 131906
WSWRIW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
1206 PM MST SAT DEC 13 2008

...MAJOR WINTER STORM SYSTEM WILL BRING SNOWFALL AND GUSTY WIND TO
WESTERN WYOMING TODAY AND TO MUCH OF CENTRAL WYOMING TONIGHT...

.A VIGOROUS PACIFIC WINTER STORM SYSTEM WILL BRING INCREASING
PACIFIC MOISTURE TO WYOMING. THIS STORM WILL PRODUCE SIGNIFICANT
SNOWFALL AND GUSTY WINDS IN WESTERN WYOMING TODAY THROUGH THIS
EVENING AND PRODUCE LIGHT TO MODERATE SNOWFALL AND STRONG WINDS IN
MUCH OF CENTRAL WYOMING LATE THIS AFTERNOON THROUGH TONIGHT.

WYZ010-140000-
/O.UPG.KRIW.WS.A.0011.081214T0100Z-081214T1900Z/
/O.NEW.KRIW.BZ.W.0003.081213T2100Z-081214T0900Z/
NORTHEAST JOHNSON COUNTY-
INCLUDING THE CITY OF...BUFFALO
1206 PM MST SAT DEC 13 2008

...BLIZZARD WARNING IN EFFECT UNTIL 2 AM MST SUNDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A BLIZZARD
WARNING...WHICH IS IN EFFECT UNTIL 2 AM MST SUNDAY. THE WINTER
STORM WATCH IS NO LONGER IN EFFECT. 

SNOW WILL DEVELOP AND INTENSIFY OVER EASTERN JOHNSON COUNTY
LATE THIS AFTERNOON...BEFORE TAPERING OFF EARLY SUNDAY MORNING.
STORM TOTAL SNOWFALL OF 3 TO 5 INCHES IS EXPECTED. NORTH WIND AT
2O TO 35 MPH WITH GUSTS TO AROUND 55 MPH WILL CAUSE SIGNIFICANT
BLOWING AND DRIFTING SNOW AND NEAR WHITEOUT CONDITIONS ALONG
INTERSTATES 25 AND 90 THROUGH SUNDAY MORNING.

A BLIZZARD WARNING IS ISSUED WHEN SUSTAINED WIND SPEEDS OR
FREQUENT GUSTS OF OVER 35 MPH ARE EXPECTED WITH CONSIDERABLE
FALLING AND/OR BLOWING AND DRIFTING SNOW. VISIBILITIES WILL BECOME
POOR...WITH WHITEOUT CONDITIONS AT TIMES. THOSE VENTURING OUTDOORS
MAY BECOME LOST OR DISORIENTED...SO PERSONS IN THE WARNING AREA
ARE ADVISED TO STAY INDOORS.

$$

WYZ022-140000-
/O.UPG.KRIW.WS.A.0011.081214T0100Z-081214T1900Z/
/O.EXB.KRIW.WS.W.0013.081214T0000Z-081214T1200Z/
CASPER MOUNTAIN-
1206 PM MST SAT DEC 13 2008

...WINTER STORM WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO
5 AM MST SUNDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW AND GUSTY WINDS...WHICH IS IN EFFECT 
FROM 5 PM THIS AFTERNOON TO 5 AM MST SUNDAY. THE WINTER STORM
WATCH IS NO LONGER IN EFFECT.

SNOW IS EXPECTED TO DEVELOP AND INTENSIFY OVER CASPER MOUNTAIN 
TONIGHT...BEFORE TAPERING OFF SUNDAY MORNING. STORM TOTAL
SNOWFALL IS EXPECTED TO RANGE FROM 8 TO 14 INCHES. NORTH WIND AT
15 TO 30 MPH WITH GUSTS TO AROUND 45 MPH WILL LIKELY CAUSE
SIGNIFICANT BLOWING AND DRIFTING SNOW AND NEAR WHITEOUT CONDITIONS
ON AREA ROADS AND HIGHWAYS TONIGHT THROUGH SUNDAY MORNING.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ008-009-140000-
/O.UPG.KRIW.WS.A.0011.081214T0100Z-081214T1900Z/
/O.EXB.KRIW.WS.W.0013.081213T2100Z-081214T1200Z/
BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST-
1206 PM MST SAT DEC 13 2008

...WINTER STORM WARNING IN EFFECT UNTIL 5 AM MST SUNDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW AND GUSTY WINDS...WHICH IS IN EFFECT
UNTIL 5 AM MST SUNDAY. THE WINTER STORM WATCH IS NO LONGER IN
EFFECT.

SNOWFALL WILL INTENSIFY THIS AFTERNOON AND CONTINUE TONIGHT...TAPERING
OFF SUNDAY MORNING. STORM TOTAL SNOWFALL OF 12 TO 18 INCHES OF
SNOW IS EXPECTED BY SUNDAY MORNING WITH LOCAL AMOUNTS EXCEEDING 20 
INCHES. NORTH WIND AT 20 TO 35 MPH WITH GUSTS TO 50 MPH WILL
LIKELY CAUSE SIGNIFICANT BLOWING AND DRIFTING SNOW ALONG WITH
LOCAL WHITEOUT CONDITIONS.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ012-013-140000-
/O.UPG.KRIW.WW.Y.0009.000000T0000Z-081214T0600Z/
/O.EXA.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
TETON AND GROS VENTRE MOUNTAINS-JACKSON HOLE-
INCLUDING THE CITY OF...JACKSON
1206 PM MST SAT DEC 13 2008

...WINTER STORM WARNING IN EFFECT UNTIL 11 PM MST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW AND GUSTY WINDS...WHICH IS IN EFFECT
UNTIL 11 PM MST THIS EVENING. THE WINTER WEATHER ADVISORY IS NO
LONGER IN EFFECT.

SNOW IS EXPECTED TO CONTINUE IN THE JACKSON VALLEY...THE TETON
MOUNTAINS AND THE GROS VENTRE MOUNTAINS THROUGH LATE THIS EVENING. 
WEST TO SOUTHWEST WIND AT 15 TO 30 MPH WILL CAUSE AREAS OF BLOWING
AND DRIFTING SNOW TODAY ESPECIALLY ALONG HIGHWAY 191 NORTH OF
JACKSON AND HIGHWAY 390 AROUND TETON VILLAGE. WIND GUSTS IN THE
HIGHER PASSES ARE EXPECTED TO RANGE FROM 35 TO 50 MPH. TOTAL STORM
ACCUMULATIONS OF 5 TO 10 INCHES ARE EXPECTED ACROSS THE JACKSON
VALLEY WITH THIS SYSTEM...WHILE TOTAL ACCUMULATIONS OF 10 TO 20
INCHES ARE EXPECTED IN THE MOUNTAINS. 

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ023-024-140000-
/O.UPG.KRIW.WW.Y.0009.000000T0000Z-081214T0600Z/
/O.EXA.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
STAR VALLEY-SALT RIVER AND WYOMING RANGES-
INCLUDING THE CITIES OF...AFTON...ALPINE...THAYNE
1206 PM MST SAT DEC 13 2008

...WINTER STORM WARNING IN EFFECT UNTIL 11 PM MST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW AND GUSTY WINDS...WHICH IS IN EFFECT
UNTIL 11 PM MST THIS EVENING. THE WINTER WEATHER ADVISORY IS NO
LONGER IN EFFECT.

SNOW IS EXPECTED TO CONTINUE TODAY THROUGH LATE THIS EVENING. 
SNOW WILL TAPER OFF AFTER MIDNIGHT. TOTAL STORM ACCUMULATIONS OF 5 TO
9 INCHES ARE EXPECTED ACROSS THE STAR VALLEY WITH LOCALLY HIGHER
AMOUNTS ON THE BENCHES WEST OF HIGHWAY 89. TOTAL ACCUMULATIONS OF
10 TO 20 INCHES ARE EXPECTED IN THE WYOMING AND SALT RIVER RANGES.
WEST TO NORTHWEST WIND AT 15 TO 30 MPH WILL CAUSE AREAS OF BLOWING
AND DRIFTING SNOW AND LIMITED VISIBILITY THROUGH THIS EVENING.
GUSTS OF UP TO 45 MPH WILL BE POSSIBLE IN THE HIGHER TERRAIN. 

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ001-140000-
/O.UPG.KRIW.WW.Y.0009.000000T0000Z-081214T0600Z/
/O.EXA.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
YELLOWSTONE NATIONAL PARK-
INCLUDING THE CITIES OF...LAKE...MAMMOTH...OLD FAITHFUL
1206 PM MST SAT DEC 13 2008

...WINTER STORM WARNING IN EFFECT UNTIL 11 PM MST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW AND GUSTY WINDS...WHICH IS IN EFFECT
UNTIL 11 PM MST THIS EVENING. THE WINTER WEATHER ADVISORY IS NO
LONGER IN EFFECT.

SNOW IS EXPECTED TO CONTINUE TODAY THROUGH LATE THIS EVENING. 
SOUTHWEST WIND WILL ALSO CONTINUE TO BETWEEN 20 AND 30 MPH WITH
GUSTS UP TO 50 MPH...WHICH COULD LEAD TO WHITEOUT CONDITIONS OVER
MOUNTAIN PASSES. SNOW WILL TAPER OFF LATE THIS EVENING. TOTAL
STORM ACCUMULATIONS OF 6 TO 18 INCHES ARE EXPECTED WITH THIS
SYSTEM...WITH LOCALLY HIGHER AMOUNTS POSSIBLE ALONG SOUTHWEST AND
WEST FACING SLOPES.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ015-140000-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
WIND RIVER MOUNTAINS EAST-
1206 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE TODAY THROUGH LATE THIS EVENING. 
SOUTHWEST WIND WILL ALSO CONTINUE BETWEEN 25 AND 40 MPH WITH GUSTS
TO AROUND 50 MPH...WHICH WILL LEAD TO WHITEOUT CONDITIONS AND HEAVY
DRIFTING OF SNOW OVER MOUNTAIN PASSES. SNOW WILL TAPER OFF LATE
THIS EVENING. TOTAL STORM ACCUMULATIONS OF 6 TO 14 INCHES ARE
EXPECTED WITH THIS SYSTEM. STORM TOTALS OF AROUND 7 INCHES ARE
EXPECTED AT SOUTH PASS...WHILE HIGHER AMOUNTS OF UP TO 14 INCHES
ARE EXPECTED IN THE NORTHERN PORTION OF THE EAST
SLOPES...INCLUDING TOGWOTEE PASS.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ002-140000-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
ABSAROKA MOUNTAINS-
1206 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

STRONG WIND GUSTS OF 40 TO 65 MPH WILL BE POSSIBLE OVER THE
ABSAROKA MOUNTAINS THROUGH LATE THIS EVENING. SNOW...HEAVY AT
TIMES...IS EXPECTED TO CONTINUE THROUGH LATE THIS EVENING. THE
COMBINATION OF SNOW AND STRONG WIND GUSTS WILL CAUSE DANGEROUS
WHITEOUT CONDITIONS OVER THE HIGHER PEAKS AND PASSES. TOTAL 
STORM ACCUMULATIONS OF 10 TO 20 INCHES ARE EXPECTED WITH THIS
SYSTEM...WITH LOCALLY HIGHER AMOUNTS POSSIBLE ALONG SOUTHWEST AND
WEST FACING SLOPES.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ007-140000-
/O.UPG.KRIW.WS.A.0011.081214T0100Z-081214T1900Z/
/O.EXB.KRIW.WW.Y.0009.081214T0000Z-081214T1200Z/
OWL CREEK AND BRIDGER MOUNTAINS-
1206 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO
5 AM MST SUNDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND GUSTY WINDS...WHICH IS IN EFFECT FROM 5
PM THIS AFTERNOON TO 5 AM MST SUNDAY. THE WINTER STORM WATCH IS NO
LONGER IN EFFECT.

SNOWFALL WILL DEVELOP AND INTENSIFY EARLY TONIGHT...TAPERING OFF
BY SUNDAY MORNING. STORM TOTAL SNOWFALL OF 5 TO 9 INCHES OF SNOW
IS EXPECTED BY SUNDAY MORNING. NORTH WIND AT 20 TO 35 MPH WITH GUSTS TO
50 MPH WILL LIKELY CAUSE SIGNIFICANT BLOWING AND DRIFTING SNOW
ALONG WITH LOCAL WHITEOUT CONDITIONS.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ011-020-140000-
/O.UPG.KRIW.WS.A.0011.081214T0100Z-081214T1900Z/
/O.EXB.KRIW.WW.Y.0009.081214T0000Z-081214T1200Z/
SOUTHEAST JOHNSON COUNTY-NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITIES OF...KAYCEE...CASPER
1206 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO
5 AM MST SUNDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND GUSTY WINDS...WHICH IS IN EFFECT FROM 5
PM THIS AFTERNOON TO 5 AM MST SUNDAY. THE WINTER STORM WATCH IS NO
LONGER IN EFFECT.

SNOW WILL DEVELOP AND INTENSIFY OVER SOUTHEAST JOHNSON COUNTY AND
THE LOWER ELEVATIONS OF NATRONA COUNTY LATE THIS AFTERNOON AND
CONTINUE TONIGHT...BEFORE TAPERING OFF SUNDAY MORNING. STORM
TOTAL SNOWFALL OF 3 TO 6 INCHES IS EXPECTED BY SUNDAY MORNING.
NORTH WINDS AT 2O TO 35 MPH WITH GUSTS TO AROUND 55 MPH WILL CAUSE
SIGNIFICANT BLOWING AND DRIFTING SNOW AND NEAR WHITEOUT CONDITIONS
ALONG INTERSTATES 25 AND 90 THROUGH SUNDAY MORNING.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ029-030-140000-
/O.EXB.KRIW.WW.Y.0009.081214T0000Z-081214T1200Z/
FLAMING GORGE-EAST SWEETWATER COUNTY-
INCLUDING THE CITY OF...WAMSUTTER
1206 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO
5 AM MST SUNDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 5 PM THIS
AFTERNOON TO 5 AM MST SUNDAY.

SNOW IS EXPECTED TO DEVELOP LATE THIS AFTERNOON AND CONTINUE TONIGHT.
TOTAL STORM ACCUMULATIONS OF 4 TO 8 INCHES ARE EXPECTED. SOUTHWEST WINDS
AT 15 TO 30 MPH WILL SHIFT TO NORTHEAST AT 20 TO 30 MPH WITH GUSTS
TO AROUND 40 MPH LATE THIS EVENING AND TONIGHT. THESE WINDS WILL CAUSE
AREAS OF BLOWING AND DRIFTING SNOW AND LIMITED VISIBILITY.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ019-140000-
/O.EXB.KRIW.WW.Y.0009.081214T0000Z-081214T1200Z/
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
INCLUDING THE CITY OF...JEFFREY CITY
1206 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO
5 AM MST SUNDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND GUSTY WINDS...WHICH IS IN EFFECT FROM 5
PM THIS AFTERNOON TO 5 AM MST SUNDAY.

SNOW IS EXPECTED TO DEVELOP EARLY THIS EVENING AND CONTINUE TONIGHT.
TOTAL STORM ACCUMULATIONS OF 4 TO 9 INCHES ARE EXPECTED ACROSS
GREEN MOUNTAINS AND RATTLESNAKE RANGE BY SUNDAY MORNING.
SOUTHWEST WINDS AT 25 TO 40 MPH WILL SHIFT TO NORTHEAST AT 30 TO
40 WITH GUSTS TO AROUND 50 MPH BY MID EVENING. THESE WINDS WILL CAUSE
AREAS OF BLOWING AND DRIFTING SNOW AND LIMITED VISIBILITY.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ018-140000-
/O.EXB.KRIW.WW.Y.0009.081214T0000Z-081214T1200Z/
LANDER FOOTHILLS-
INCLUDING THE CITY OF...LANDER
1206 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO
5 AM MST SUNDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 5 PM THIS
AFTERNOON TO 5 AM MST SUNDAY.

SNOW IS EXPECTED TO DEVELOP EARLY THIS EVENING AND CONTINUE TONIGHT.
TOTAL STORM ACCUMULATIONS OF 3 TO 5 INCHES ARE EXPECTED ACROSS
THE LANDER FOOTHILLS BY SUNDAY MORNING. NORTHEAST WINDS AT 15 TO
30 MPH WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW AND LIMITED
VISIBILITY TONIGHT.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ003-004-140000-
/O.EXB.KRIW.WW.Y.0009.081213T2100Z-081214T0900Z/
CODY FOOTHILLS-NORTH BIG HORN BASIN-
INCLUDING THE CITIES OF...CODY...MEETEETSE...POWELL...LOVELL...
GREYBULL...BASIN
1206 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 2 AM MST SUNDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND GUSTY WINDS...WHICH IS IN EFFECT 
UNTIL 2 AM MST SUNDAY.

SNOW IS EXPECTED TO DEVELOP THIS AFTERNOON AND CONTINUE THROUGH
THE EARLY MORNING HOURS SUNDAY. TOTAL STORM ACCUMULATIONS OF 3 TO 6
INCHES ARE EXPECTED ACROSS THE CODY FOOTHILLS BY EARLY MORNING
SUNDAY. NORTH TO NORTHEAST WINDS AT 25 TO 40 WITH GUSTS TO AROUND
50 MPH WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW AND LIMITED
VISIBILITY THIS AFTERNOON AND TONIGHT.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ005-006-140000-
/O.EXB.KRIW.WW.Y.0009.081214T0000Z-081214T1200Z/
SOUTHWEST BIG HORN BASIN-SOUTHEAST BIG HORN BASIN-
INCLUDING THE CITIES OF...THERMOPOLIS...WORLAND
1206 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO
5 AM MST SUNDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 5 PM THIS
AFTERNOON TO 5 AM MST SUNDAY.

SNOW IS EXPECTED TO DEVELOP LATE THIS AFTERNOON AND CONTINUE TONIGHT.
TOTAL STORM ACCUMULATIONS OF 3 TO 5 INCHES ARE EXPECTED ACROSS
THE SOUTHERN BIG HORN BASIN BY SUNDAY MORNING. NORTH WINDS AT 20 TO
35 MPH WITH GUSTS TO AROUND 45 MPH WILL CAUSE AREAS OF BLOWING AND
DRIFTING SNOW AND LIMITED VISIBILITY LATE THIS AFTERNOON AND TONIGHT.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ027-028-140000-
/O.EXT.KRIW.WW.Y.0009.000000T0000Z-081214T0600Z/
SOUTH LINCOLN COUNTY-ROCK SPRINGS AND GREEN RIVER-
INCLUDING THE CITIES OF...KEMMERER...COKEVILLE...ROCK SPRINGS...
GREEN RIVER
1206 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 11 PM MST THIS
EVENING...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE TODAY THROUGH LATE THIS EVENING.
TOTAL STORM ACCUMULATIONS OF 3 TO 6 INCHES ARE EXPECTED ACROSS
SOUTHERN LINCOLN COUNTY AND WESTERN SWEETWATER COUNTY TODAY. WEST
TO NORTHWEST WIND AT 15 TO 30 MPH WILL CAUSE AREAS OF BLOWING AND
DRIFTING SNOW AND LIMITED VISIBILITY THROUGH THE DAY.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ014-025-140000-
/O.CON.KRIW.WW.Y.0009.000000T0000Z-081214T0600Z/
WIND RIVER MOUNTAINS WEST-UPPER GREEN RIVER BASIN FOOTHILLS-
INCLUDING THE CITY OF...PINEDALE
1206 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE TODAY. SNOW WILL TAPER OFF LATE THIS
EVENING. TOTAL STORM ACCUMULATIONS OF 3 TO 7 INCHES ARE EXPECTED
FROM PINEDALE TO BONDURANT WITH THIS SYSTEM...THE HIGHER AMOUNTS
IN BONDURANT. TOTAL SNOWFALL AMOUNTS ACROSS THE WEST SLOPES OF THE
WIND RIVER MOUNTAINS WILL RANGE FROM 6 TO 12 INCHES. NORTHWEST
WIND AT 15 TO 30 MPH WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW
AND LIMITED VISIBILITY THROUGH THIS EVENING.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

SMITH
000 
WWUS45 KRIW 132152
WSWRIW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
252 PM MST SAT DEC 13 2008

...MAJOR WINTER STORM SYSTEM WILL BRING SNOWFALL AND GUSTY WINDS
TO WESTERN WYOMING TODAY AND TO MUCH OF CENTRAL WYOMING TONIGHT...

.A VIGOROUS PACIFIC WINTER STORM SYSTEM WILL BRING PACIFIC
MOISTURE TO WYOMING. THIS STORM WILL PRODUCE SIGNIFICANT SNOWFALL
AND GUSTY WINDS IN WESTERN WYOMING THROUGH THIS EVENING AND
PRODUCE LIGHT TO MODERATE SNOWFALL AND STRONG WINDS IN MUCH OF
CENTRAL WYOMING TONIGHT.

WYZ010-140900-
/O.CON.KRIW.BZ.W.0003.000000T0000Z-081214T0900Z/
NORTHEAST JOHNSON COUNTY-
INCLUDING THE CITY OF...BUFFALO
252 PM MST SAT DEC 13 2008

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 2 AM MST SUNDAY...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 2 AM MST SUNDAY. 

SNOW WILL CONTINUE IN NORTHEAST JOHNSON COUNTY THIS
EVENING...BEFORE TAPERING OFF EARLY SUNDAY MORNING. 
STORM TOTAL SNOWFALL OF 3 TO 5 INCHES IS EXPECTED. NORTH WIND AT
2O TO 35 MPH WITH GUSTS TO AROUND 55 MPH WILL CAUSE SIGNIFICANT
BLOWING AND DRIFTING SNOW AND NEAR WHITEOUT CONDITIONS ALONG
INTERSTATES 25 AND 90 THROUGH SUNDAY MORNING.

A BLIZZARD WARNING IS ISSUED WHEN SUSTAINED WIND SPEEDS OR
FREQUENT GUSTS OF OVER 35 MPH ARE EXPECTED WITH CONSIDERABLE
FALLING AND/OR BLOWING AND DRIFTING SNOW. VISIBILITIES WILL
BECOME POOR...WITH WHITEOUT CONDITIONS AT TIMES. THOSE VENTURING
OUTDOORS MAY BECOME LOST OR DISORIENTED...SO PERSONS IN THE
WARNING AREA ARE ADVISED TO STAY INDOORS.

$$

WYZ015-140600-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
WIND RIVER MOUNTAINS EAST-
252 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE THROUGH LATE THIS EVENING. SOUTHWEST
WINDS WILL ALSO CONTINUE BETWEEN 25 AND 40 MPH WITH GUSTS TO AROUND
50 MPH...WHICH WILL LEAD TO WHITEOUT CONDITIONS AND HEAVY DRIFTING
OF SNOW OVER MOUNTAIN PASSES. SNOW WILL TAPER OFF LATE THIS
EVENING. TOTAL STORM ACCUMULATIONS OF 6 TO 14 INCHES ARE EXPECTED
WITH THIS SYSTEM. STORM TOTALS OF AROUND 7 INCHES ARE EXPECTED AT
SOUTH PASS...WHILE HIGHER AMOUNTS OF UP TO 14 INCHES ARE EXPECTED
IN THE NORTHERN PORTION OF THE EAST SLOPES...INCLUDING TOGWOTEE
PASS.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ002-140600-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
ABSAROKA MOUNTAINS-
252 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

STRONG WIND GUSTS OF 30 TO 55 MPH ARE EXPECTED IN THE ABSAROKA
MOUNTAINS THROUGH LATE THIS EVENING. SNOW...HEAVY AT TIMES...WILL
CONTINUE THROUGH LATE THIS EVENING. THE COMBINATION OF SNOW AND
STRONG WIND GUSTS WILL CAUSE DANGEROUS WHITEOUT CONDITIONS OVER
THE HIGHER PEAKS AND PASSES. TOTAL STORM ACCUMULATIONS OF 10 TO 20
INCHES ARE EXPECTED WITH THIS SYSTEM... WITH LOCALLY HIGHER
AMOUNTS POSSIBLE ALONG SOUTHWEST AND WEST FACING SLOPES.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ022-140900-
/O.CON.KRIW.WS.W.0013.081214T0000Z-081214T1200Z/
CASPER MOUNTAIN-
252 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SUNDAY. 

SNOW IS EXPECTED TO DEVELOP AND INTENSIFY OVER CASPER MOUNTAIN
THIS EVENING...BEFORE TAPERING OFF SUNDAY MORNING. STORM TOTAL SNOWFALL
IS EXPECTED TO RANGE FROM 8 TO 14 INCHES. NORTH WIND AT 20 TO 30
MPH WITH GUSTS TO AROUND 50 MPH WILL LIKELY CAUSE SIGNIFICANT
BLOWING AND DRIFTING SNOW AND NEAR WHITEOUT CONDITIONS ON AREA
ROADS AND HIGHWAYS TONIGHT THROUGH SUNDAY MORNING.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ001-140600-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
YELLOWSTONE NATIONAL PARK-
INCLUDING THE CITIES OF...LAKE...MAMMOTH...OLD FAITHFUL
252 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE THROUGH LATE THIS EVENING. SOUTHWEST
WIND WILL ALSO CONTINUE TO BETWEEN 20 AND 30 MPH WITH GUSTS UP TO
45 MPH...WHICH COULD LEAD TO WHITEOUT CONDITIONS OVER MOUNTAIN
PASSES. SNOW WILL TAPER OFF LATE THIS EVENING. TOTAL STORM
ACCUMULATIONS OF 6 TO 18 INCHES ARE EXPECTED WITH THIS
SYSTEM...WITH LOCALLY HIGHER AMOUNTS POSSIBLE ALONG SOUTHWEST AND
WEST FACING SLOPES.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ012-013-140600-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
TETON AND GROS VENTRE MOUNTAINS-JACKSON HOLE-
INCLUDING THE CITY OF...JACKSON
252 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE IN THE JACKSON VALLEY...THE TETON
MOUNTAINS AND THE GROS VENTRE MOUNTAINS THROUGH LATE THIS
EVENING. WEST TO SOUTHWEST WIND AT 15 TO 30 MPH WILL CAUSE AREAS
OF BLOWING AND DRIFTING SNOW TODAY ESPECIALLY ALONG HIGHWAY
191 NORTH OF JACKSON AND HIGHWAY 390 AROUND TETON VILLAGE. WIND
GUSTS IN THE HIGHER PASSES ARE EXPECTED TO RANGE FROM 35 TO
50 MPH. TOTAL STORM ACCUMULATIONS OF 5 TO 10 INCHES ARE EXPECTED
ACROSS THE JACKSON VALLEY WITH THIS SYSTEM...WHILE TOTAL
ACCUMULATIONS OF 10 TO 20 INCHES ARE EXPECTED IN THE MOUNTAINS.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ023-024-140600-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
STAR VALLEY-SALT RIVER AND WYOMING RANGES-
INCLUDING THE CITIES OF...AFTON...ALPINE...THAYNE
252 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE THROUGH LATE THIS EVENING. SNOW WILL
TAPER OFF AFTER MIDNIGHT. TOTAL STORM ACCUMULATIONS OF 5 TO 9
INCHES ARE EXPECTED ACROSS THE STAR VALLEY WITH LOCALLY HIGHER
AMOUNTS ON THE BENCHES WEST OF HIGHWAY 89. TOTAL ACCUMULATIONS OF
10 TO 20 INCHES ARE EXPECTED IN THE WYOMING AND SALT RIVER RANGES.
WEST TO NORTHWEST WIND AT 15 TO 30 MPH WILL CAUSE AREAS OF BLOWING
AND DRIFTING SNOW AND LIMITED VISIBILITY THROUGH THIS EVENING.
GUSTS OF UP TO 45 MPH WILL BE POSSIBLE IN THE HIGHER TERRAIN.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ008-009-140900-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T1200Z/
BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST-
252 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SUNDAY. 

SNOWFALL WILL CONTINUE TONIGHT... TAPERING OFF SUNDAY MORNING.
STORM TOTAL SNOWFALL OF 12 TO 18 INCHES OF SNOW IS EXPECTED BY
SUNDAY MORNING WITH LOCAL AMOUNTS EXCEEDING 20 INCHES. NORTH WIND
AT 20 TO 35 MPH WITH GUSTS TO 50 MPH WILL LIKELY CAUSE SIGNIFICANT
BLOWING AND DRIFTING SNOW ALONG WITH LOCAL WHITEOUT CONDITIONS.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ027-028-140600-
/O.CON.KRIW.WW.Y.0009.000000T0000Z-081214T0600Z/
SOUTH LINCOLN COUNTY-ROCK SPRINGS AND GREEN RIVER-
INCLUDING THE CITIES OF...KEMMERER...COKEVILLE...ROCK SPRINGS...
GREEN RIVER
252 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE THROUGH LATE THIS EVENING. TOTAL
STORM ACCUMULATIONS OF 3 TO 6 INCHES ARE EXPECTED ACROSS SOUTHERN
LINCOLN COUNTY AND WESTERN SWEETWATER COUNTY BY MIDNIGHT TONIGHT.
WEST TO NORTHWEST WIND AT 15 TO 30 MPH WILL CAUSE AREAS OF BLOWING
AND DRIFTING SNOW AND LIMITED VISIBILITY.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ014-025-140600-
/O.CON.KRIW.WW.Y.0009.000000T0000Z-081214T0600Z/
WIND RIVER MOUNTAINS WEST-UPPER GREEN RIVER BASIN FOOTHILLS-
INCLUDING THE CITY OF...PINEDALE
252 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE THROUGH LATE THIS EVENING. 
TOTAL STORM ACCUMULATIONS OF 3 TO 7 INCHES ARE EXPECTED FROM
PINEDALE TO BONDURANT WITH THIS SYSTEM...THE HIGHER AMOUNTS IN
BONDURANT. TOTAL SNOWFALL AMOUNTS ACROSS THE WEST SLOPES OF THE
WIND RIVER MOUNTAINS WILL RANGE FROM 6 TO 12 INCHES. NORTHWEST
WIND AT 15 TO 30 MPH WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW
AND LIMITED VISIBILITY THROUGH THIS EVENING.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ029-030-140900-
/O.CON.KRIW.WW.Y.0009.081214T0000Z-081214T1200Z/
FLAMING GORGE-EAST SWEETWATER COUNTY-
INCLUDING THE CITY OF...WAMSUTTER
252 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY. 

SNOW WILL CONTINUE TONIGHT THROUGH EARLY SUNDAY MORNING. TOTAL STORM
ACCUMULATIONS OF 4 TO 8 INCHES ARE EXPECTED. WEST WINDS AT 15 TO
30 MPH WILL SHIFT TO NORTHEAST AT 20 TO 30 MPH WITH GUSTS TO
AROUND 40 MPH THIS EVENING AND TONIGHT. THESE WINDS WILL CAUSE
AREAS OF BLOWING AND DRIFTING SNOW AND LIMITED VISIBILITY.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ019-140900-
/O.CON.KRIW.WW.Y.0009.081214T0000Z-081214T1200Z/
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
INCLUDING THE CITY OF...JEFFREY CITY
252 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY. 

SNOW IS EXPECTED TO DEVELOP EARLY TONIGHT AND CONTINUE THROUGH
EARLY SUNDAY MORNING. TOTAL STORM ACCUMULATIONS OF 4 TO 9 INCHES
ARE EXPECTED ACROSS GREEN MOUNTAINS AND RATTLESNAKE RANGE BY
SUNDAY MORNING. SOUTHWEST WINDS AT 25 TO 40 MPH WILL SHIFT TO
NORTHEAST AT 30 TO 40 WITH GUSTS TO AROUND 50 MPH BY MID EVENING.
THESE WINDS WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW AND
LIMITED VISIBILITY.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ018-140900-
/O.CON.KRIW.WW.Y.0009.081214T0000Z-081214T1200Z/
LANDER FOOTHILLS-
INCLUDING THE CITY OF...LANDER
252 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY. 

SNOW IS EXPECTED TO DEVELOP EARLY THIS EVENING AND CONTINUE
TONIGHT. TOTAL STORM ACCUMULATIONS OF 3 TO 5 INCHES ARE EXPECTED
ACROSS THE LANDER FOOTHILLS BY SUNDAY MORNING. NORTHEAST WINDS AT
15 TO 30 MPH WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW AND
LIMITED VISIBILITY TONIGHT.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ003-004-140900-
/O.CON.KRIW.WW.Y.0009.000000T0000Z-081214T0900Z/
CODY FOOTHILLS-NORTH BIG HORN BASIN-
INCLUDING THE CITIES OF...CODY...MEETEETSE...POWELL...LOVELL...
GREYBULL...BASIN
252 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 AM MST
SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 AM MST
SUNDAY. 

SNOW WILL CONTINUE THROUGH THE EARLY MORNING HOURS SUNDAY. TOTAL
STORM ACCUMULATIONS OF 3 TO 6 INCHES ARE EXPECTED ACROSS THE CODY
FOOTHILLS BY EARLY MORNING SUNDAY. NORTH TO NORTHEAST WINDS AT 25
TO 40 WITH GUSTS TO AROUND 60 MPH WILL CAUSE SIGNIFICANT BLOWING AND
DRIFTING OF SNOW AND LIMITED VISIBILITY TONIGHT.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ005>007-140900-
/O.CON.KRIW.WW.Y.0009.081214T0000Z-081214T1200Z/
SOUTHWEST BIG HORN BASIN-SOUTHEAST BIG HORN BASIN-
OWL CREEK AND BRIDGER MOUNTAINS-
INCLUDING THE CITIES OF...THERMOPOLIS...WORLAND
252 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY. 

SNOWFALL WILL DEVELOP AND INTENSIFY EARLY TONIGHT...TAPERING OFF
BY SUNDAY MORNING. STORM TOTAL SNOWFALL OF 5 TO 9 INCHES OF SNOW
IS EXPECTED BY SUNDAY MORNING. NORTH WIND AT 20 TO 35 MPH WITH
GUSTS TO 50 MPH WILL LIKELY CAUSE SIGNIFICANT BLOWING AND
DRIFTING SNOW ALONG WITH LOCAL WHITEOUT CONDITIONS.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ011-020-140900-
/O.CON.KRIW.WW.Y.0009.081214T0000Z-081214T1200Z/
SOUTHEAST JOHNSON COUNTY-NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITIES OF...KAYCEE...CASPER
252 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY. 

SNOW WILL DEVELOP IN SOUTHEAST JOHNSON COUNTY AND THE LOWER
ELEVATIONS OF NATRONA COUNTY EARLY THIS EVENING AND CONTINUE
TONIGHT...BEFORE TAPERING OFF SUNDAY MORNING. STORM TOTAL SNOWFALL
OF 3 TO 6 INCHES IS EXPECTED BY SUNDAY MORNING. NORTH WINDS AT 2O
TO 35 MPH WITH GUSTS TO AROUND 55 MPH WILL CAUSE SIGNIFICANT
BLOWING AND DRIFTING SNOW AND NEAR WHITEOUT CONDITIONS ALONG
INTERSTATES 25 AND 90 THROUGH SUNDAY MORNING.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

SMITH
000 
WWUS45 KRIW 132252
WSWRIW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
352 PM MST SAT DEC 13 2008

...MAJOR WINTER STORM SYSTEM WILL BRING SNOWFALL AND GUSTY WINDS
TO WESTERN WYOMING TODAY AND TO MUCH OF CENTRAL WYOMING TONIGHT...

.A VIGOROUS PACIFIC WINTER STORM SYSTEM WILL BRING PACIFIC
MOISTURE TO WYOMING. THIS STORM WILL PRODUCE SIGNIFICANT SNOWFALL
AND GUSTY WINDS IN WESTERN WYOMING THROUGH THIS EVENING AND
PRODUCE LIGHT TO MODERATE SNOWFALL AND STRONG WINDS IN MUCH OF
CENTRAL WYOMING TONIGHT.

WYZ004-140700-
/O.UPG.KRIW.WW.Y.0009.000000T0000Z-081214T0900Z/
/O.EXB.KRIW.WS.W.0013.081213T2252Z-081214T0900Z/
NORTH BIG HORN BASIN-
INCLUDING THE CITIES OF...POWELL...LOVELL...GREYBULL...BASIN
352 PM MST SAT DEC 13 2008

...WINTER STORM WARNING IN EFFECT UNTIL 2 AM MST SUNDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
STORM WARNING FOR STRONG WIND...SNOW AND BLOWING AND DRIFTING SNOW...WHICH
IS IN EFFECT UNTIL 2 AM MST SUNDAY. THE WINTER WEATHER ADVISORY IS
NO LONGER IN EFFECT.

SNOW WILL CONTINUE THROUGH THE EARLY MORNING HOURS SUNDAY. THE
SNOW WILL COMBINE WITH NORTHWEST WIND AT 30 TO 40 MPH WITH GUSTS
TO 60 MPH TO PRODUCE BLOWING AND DRIFTING SNOW AND NEAR WHITEOUT
CONDITIONS AT TIMES. THE SNOW AND WIND WILL BEGIN TO DIMINISH
AFTER MIDNIGHT. STORM TOTAL SNOW ACCUMULATIONS WILL RANGE FROM 2
TO 5 INCHES WITH SOME SNOW DRIFTS OF 1 TO 2 FEET.  

PEOPLE PLANNING TRAVEL ACROSS THE NORTHERN BIG HORN BASIN SHOULD
BE PREPARED FOR SEVERE WINTER WEATHER CONDITIONS TONIGHT INCLUDING
STRONG WIND AND BITTERLY COLD WIND CHILL TEMPERATURES OF 25 TO 40
BELOW ZERO...IN ADDITION TO BLOWING SNOW AND SEVERELY REDUCED
VISIBILITY AT TIMES.  

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ010-140700-
/O.CON.KRIW.BZ.W.0003.000000T0000Z-081214T0900Z/
NORTHEAST JOHNSON COUNTY-
INCLUDING THE CITY OF...BUFFALO
352 PM MST SAT DEC 13 2008

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 2 AM MST SUNDAY...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 2 AM MST SUNDAY. 

SNOW WILL CONTINUE IN NORTHEAST JOHNSON COUNTY THIS EVENING...
BEFORE TAPERING OFF EARLY SUNDAY MORNING. STORM TOTAL SNOWFALL OF
3 TO 5 INCHES IS EXPECTED. NORTH WIND AT 25 TO 40 MPH WITH GUSTS
AROUND 55 MPH WILL CAUSE SIGNIFICANT BLOWING AND DRIFTING SNOW
AND ZERO VISIBILITY AT TIMES ALONG INTERSTATES 25 AND 90 THROUGH
SUNDAY MORNING. IN ADDITION...BITTERLY COLD TEMPERATURES PLUNGING
BELOW ZERO THIS EVENING COMBINED WITH THE STRONG WIND WILL RESULT
IN WIND CHILL TEMPERATURES OF 30 TO 40 BELOW ZERO...RESULTING IN
THE ONSET OF FROSTBITE WITHIN 10 MINUTES TO ANY EXPOSED SKIN.  

A BLIZZARD WARNING IS ISSUED WHEN SUSTAINED WIND SPEEDS OR
FREQUENT GUSTS OF OVER 35 MPH ARE EXPECTED WITH CONSIDERABLE
FALLING AND/OR BLOWING AND DRIFTING SNOW. VISIBILITIES WILL
BECOME POOR...WITH WHITEOUT CONDITIONS AT TIMES. THOSE VENTURING
OUTDOORS MAY BECOME LOST OR DISORIENTED...SO PERSONS IN THE
WARNING AREA ARE ADVISED TO STAY INDOORS.

$$

WYZ015-140600-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
WIND RIVER MOUNTAINS EAST-
352 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE THROUGH LATE THIS EVENING. SOUTHWEST
WINDS WILL ALSO CONTINUE BETWEEN 25 AND 40 MPH WITH GUSTS TO
AROUND 50 MPH...WHICH WILL LEAD TO WHITEOUT CONDITIONS AND HEAVY
DRIFTING OF SNOW OVER MOUNTAIN PASSES. SNOW WILL TAPER OFF LATE
THIS EVENING. TOTAL STORM ACCUMULATIONS OF 6 TO 14 INCHES ARE
EXPECTED WITH THIS SYSTEM. STORM TOTALS OF AROUND 7 INCHES ARE
EXPECTED AT SOUTH PASS...WHILE HIGHER AMOUNTS OF UP TO 14 INCHES
ARE EXPECTED IN THE NORTHERN PORTION OF THE EAST SLOPES...
INCLUDING TOGWOTEE PASS.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ002-140600-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
ABSAROKA MOUNTAINS-
352 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

STRONG WIND GUSTS OF 30 TO 55 MPH ARE EXPECTED IN THE ABSAROKA
MOUNTAINS THROUGH LATE THIS EVENING. SNOW...HEAVY AT TIMES...WILL
CONTINUE THROUGH LATE THIS EVENING. THE COMBINATION OF SNOW AND
STRONG WIND GUSTS WILL CAUSE DANGEROUS WHITEOUT CONDITIONS OVER
THE HIGHER PEAKS AND PASSES. TOTAL STORM ACCUMULATIONS OF 10 TO
20 INCHES ARE EXPECTED WITH THIS SYSTEM... WITH LOCALLY HIGHER
AMOUNTS POSSIBLE ALONG SOUTHWEST AND WEST FACING SLOPES.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ022-140700-
/O.CON.KRIW.WS.W.0013.081214T0000Z-081214T1200Z/
CASPER MOUNTAIN-
352 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SUNDAY. 

SNOW IS EXPECTED TO DEVELOP AND INTENSIFY OVER CASPER MOUNTAIN
THIS EVENING...BEFORE TAPERING OFF SUNDAY MORNING. STORM TOTAL
SNOWFALL IS EXPECTED TO RANGE FROM 8 TO 14 INCHES. NORTH WIND AT
20 TO 30 MPH WITH GUSTS TO AROUND 50 MPH WILL LIKELY CAUSE
SIGNIFICANT BLOWING AND DRIFTING SNOW AND NEAR WHITEOUT
CONDITIONS ON AREA ROADS AND HIGHWAYS TONIGHT THROUGH SUNDAY
MORNING.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ001-140600-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
YELLOWSTONE NATIONAL PARK-
INCLUDING THE CITIES OF...LAKE...MAMMOTH...OLD FAITHFUL
352 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE THROUGH LATE THIS EVENING. SOUTHWEST
WIND WILL ALSO CONTINUE TO BETWEEN 20 AND 30 MPH WITH GUSTS UP TO
45 MPH...WHICH COULD LEAD TO WHITEOUT CONDITIONS OVER MOUNTAIN
PASSES. SNOW WILL TAPER OFF LATE THIS EVENING. TOTAL STORM
ACCUMULATIONS OF 6 TO 18 INCHES ARE EXPECTED WITH THIS SYSTEM...
WITH LOCALLY HIGHER AMOUNTS POSSIBLE ALONG SOUTHWEST AND WEST
FACING SLOPES.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ012-013-140600-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
TETON AND GROS VENTRE MOUNTAINS-JACKSON HOLE-
INCLUDING THE CITY OF...JACKSON
352 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE IN THE JACKSON VALLEY...THE TETON
MOUNTAINS AND THE GROS VENTRE MOUNTAINS THROUGH LATE THIS
EVENING. WEST TO SOUTHWEST WIND AT 15 TO 30 MPH WILL CAUSE AREAS
OF BLOWING AND DRIFTING SNOW TODAY ESPECIALLY ALONG HIGHWAY
191 NORTH OF JACKSON AND HIGHWAY 390 AROUND TETON VILLAGE. WIND
GUSTS IN THE HIGHER PASSES ARE EXPECTED TO RANGE FROM 35 TO
50 MPH. TOTAL STORM ACCUMULATIONS OF 5 TO 10 INCHES ARE EXPECTED
ACROSS THE JACKSON VALLEY WITH THIS SYSTEM...WHILE TOTAL
ACCUMULATIONS OF 10 TO 20 INCHES ARE EXPECTED IN THE MOUNTAINS.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ023-024-140600-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
STAR VALLEY-SALT RIVER AND WYOMING RANGES-
INCLUDING THE CITIES OF...AFTON...ALPINE...THAYNE
352 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE THROUGH LATE THIS EVENING. SNOW WILL
TAPER OFF AFTER MIDNIGHT. TOTAL STORM ACCUMULATIONS OF 5 TO
9 INCHES ARE EXPECTED ACROSS THE STAR VALLEY WITH LOCALLY HIGHER
AMOUNTS ON THE BENCHES WEST OF HIGHWAY 89. TOTAL ACCUMULATIONS OF
10 TO 20 INCHES ARE EXPECTED IN THE WYOMING AND SALT RIVER
RANGES. WEST TO NORTHWEST WIND AT 15 TO 30 MPH WILL CAUSE AREAS
OF BLOWING AND DRIFTING SNOW AND LIMITED VISIBILITY THROUGH THIS
EVENING. GUSTS OF UP TO 45 MPH WILL BE POSSIBLE IN THE HIGHER
TERRAIN.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ008-009-140700-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T1200Z/
BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST-
352 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SUNDAY. 

SNOWFALL WILL CONTINUE TONIGHT... TAPERING OFF SUNDAY MORNING.
STORM TOTAL SNOWFALL OF 12 TO 18 INCHES OF SNOW IS EXPECTED BY
SUNDAY MORNING WITH LOCAL AMOUNTS EXCEEDING 20 INCHES. NORTH WIND
AT 20 TO 35 MPH WITH GUSTS TO 50 MPH WILL LIKELY CAUSE
SIGNIFICANT BLOWING AND DRIFTING SNOW ALONG WITH LOCAL WHITEOUT
CONDITIONS.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ027-028-140600-
/O.CON.KRIW.WW.Y.0009.000000T0000Z-081214T0600Z/
SOUTH LINCOLN COUNTY-ROCK SPRINGS AND GREEN RIVER-
INCLUDING THE CITIES OF...KEMMERER...COKEVILLE...ROCK SPRINGS...
GREEN RIVER
352 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE THROUGH LATE THIS EVENING. TOTAL
STORM ACCUMULATIONS OF 3 TO 6 INCHES ARE EXPECTED ACROSS SOUTHERN
LINCOLN COUNTY AND WESTERN SWEETWATER COUNTY BY MIDNIGHT TONIGHT.
WEST TO NORTHWEST WIND AT 15 TO 30 MPH WILL CAUSE AREAS OF
BLOWING AND DRIFTING SNOW AND LIMITED VISIBILITY.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ014-025-140600-
/O.CON.KRIW.WW.Y.0009.000000T0000Z-081214T0600Z/
WIND RIVER MOUNTAINS WEST-UPPER GREEN RIVER BASIN FOOTHILLS-
INCLUDING THE CITY OF...PINEDALE
352 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE THROUGH LATE THIS EVENING. TOTAL
STORM ACCUMULATIONS OF 3 TO 7 INCHES ARE EXPECTED FROM PINEDALE
TO BONDURANT WITH THIS SYSTEM...THE HIGHER AMOUNTS IN BONDURANT.
TOTAL SNOWFALL AMOUNTS ACROSS THE WEST SLOPES OF THE WIND RIVER
MOUNTAINS WILL RANGE FROM 6 TO 12 INCHES. NORTHWEST WIND AT 15 TO
30 MPH WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW AND LIMITED
VISIBILITY THROUGH THIS EVENING.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ029-030-140700-
/O.CON.KRIW.WW.Y.0009.081214T0000Z-081214T1200Z/
FLAMING GORGE-EAST SWEETWATER COUNTY-
INCLUDING THE CITY OF...WAMSUTTER
352 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY. 

SNOW WILL CONTINUE TONIGHT THROUGH EARLY SUNDAY MORNING. TOTAL
STORM ACCUMULATIONS OF 4 TO 8 INCHES ARE EXPECTED. WEST WINDS AT
15 TO 30 MPH WILL SHIFT TO NORTHEAST AT 20 TO 30 MPH WITH GUSTS
TO AROUND 40 MPH THIS EVENING AND TONIGHT. THESE WINDS WILL CAUSE
AREAS OF BLOWING AND DRIFTING SNOW AND LIMITED VISIBILITY.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ019-140700-
/O.CON.KRIW.WW.Y.0009.081214T0000Z-081214T1200Z/
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
INCLUDING THE CITY OF...JEFFREY CITY
352 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY. 

SNOW IS EXPECTED TO DEVELOP EARLY TONIGHT AND CONTINUE THROUGH
EARLY SUNDAY MORNING. TOTAL STORM ACCUMULATIONS OF 4 TO 9 INCHES
ARE EXPECTED ACROSS GREEN MOUNTAINS AND RATTLESNAKE RANGE BY
SUNDAY MORNING. SOUTHWEST WINDS AT 25 TO 40 MPH WILL SHIFT TO
NORTHEAST AT 30 TO 40 WITH GUSTS TO AROUND 50 MPH BY MID EVENING.
THESE WINDS WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW AND
LIMITED VISIBILITY.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ018-140700-
/O.CON.KRIW.WW.Y.0009.081214T0000Z-081214T1200Z/
LANDER FOOTHILLS-
INCLUDING THE CITY OF...LANDER
352 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY. 

SNOW IS EXPECTED TO DEVELOP EARLY THIS EVENING AND CONTINUE
TONIGHT. TOTAL STORM ACCUMULATIONS OF 3 TO 5 INCHES ARE EXPECTED
ACROSS THE LANDER FOOTHILLS BY SUNDAY MORNING. NORTHEAST WINDS AT
15 TO 30 MPH WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW AND
LIMITED VISIBILITY TONIGHT.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ003-140700-
/O.CON.KRIW.WW.Y.0009.000000T0000Z-081214T0900Z/
CODY FOOTHILLS-
INCLUDING THE CITIES OF...CODY...MEETEETSE
352 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 AM MST
SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 AM MST
SUNDAY. 

SNOW WILL CONTINUE THROUGH THE EARLY MORNING HOURS SUNDAY. TOTAL
STORM ACCUMULATIONS OF 3 TO 6 INCHES ARE EXPECTED ACROSS THE CODY
FOOTHILLS BY EARLY MORNING SUNDAY. NORTH TO NORTHEAST WINDS AT
25 TO 40 WITH GUSTS TO AROUND 60 MPH WILL CAUSE SIGNIFICANT
BLOWING AND DRIFTING OF SNOW AND LIMITED VISIBILITY TONIGHT.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ005>007-140700-
/O.CON.KRIW.WW.Y.0009.081214T0000Z-081214T1200Z/
SOUTHWEST BIG HORN BASIN-SOUTHEAST BIG HORN BASIN-
OWL CREEK AND BRIDGER MOUNTAINS-
INCLUDING THE CITIES OF...THERMOPOLIS...WORLAND
352 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY. 

SNOWFALL WILL DEVELOP AND INTENSIFY EARLY TONIGHT...TAPERING OFF
BY SUNDAY MORNING. STORM TOTAL SNOWFALL OF 5 TO 9 INCHES OF SNOW
IS EXPECTED BY SUNDAY MORNING. NORTH WIND AT 20 TO 35 MPH WITH
GUSTS TO 50 MPH WILL LIKELY CAUSE SIGNIFICANT BLOWING AND
DRIFTING SNOW ALONG WITH LOCAL WHITEOUT CONDITIONS.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ011-020-140700-
/O.CON.KRIW.WW.Y.0009.081214T0000Z-081214T1200Z/
SOUTHEAST JOHNSON COUNTY-NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITIES OF...KAYCEE...CASPER
352 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY. 

SNOW WILL DEVELOP IN SOUTHEAST JOHNSON COUNTY AND THE LOWER
ELEVATIONS OF NATRONA COUNTY EARLY THIS EVENING AND CONTINUE
TONIGHT...BEFORE TAPERING OFF SUNDAY MORNING. STORM TOTAL
SNOWFALL OF 3 TO 6 INCHES IS EXPECTED BY SUNDAY MORNING. NORTH
WINDS AT 2O TO 35 MPH WITH GUSTS TO AROUND 55 MPH WILL CAUSE
SIGNIFICANT BLOWING AND DRIFTING SNOW AND NEAR WHITEOUT
CONDITIONS ALONG INTERSTATES 25 AND 90 THROUGH SUNDAY MORNING.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$
000 
WWUS45 KRIW 140003
WSWRIW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
503 PM MST SAT DEC 13 2008

...MAJOR WINTER STORM SYSTEM WILL BRING SNOWFALL AND GUSTY WINDS
TO WESTERN WYOMING TODAY AND TO MUCH OF CENTRAL WYOMING TONIGHT...

.A VIGOROUS PACIFIC WINTER STORM SYSTEM WILL BRING PACIFIC
MOISTURE TO WYOMING. THIS STORM WILL PRODUCE SIGNIFICANT SNOWFALL
AND GUSTY WINDS IN WESTERN WYOMING THROUGH THIS EVENING AND
PRODUCE LIGHT TO MODERATE SNOWFALL AND STRONG WINDS IN MUCH OF
CENTRAL WYOMING TONIGHT.

WYZ011-020-140815-
/O.UPG.KRIW.WW.Y.0009.000000T0000Z-081214T1200Z/
/O.EXA.KRIW.WS.W.0013.000000T0000Z-081214T1200Z/
SOUTHEAST JOHNSON COUNTY-NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITIES OF...KAYCEE...CASPER
503 PM MST SAT DEC 13 2008

...WINTER STORM WARNING IN EFFECT UNTIL 5 AM MST SUNDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
STORM WARNING FOR SNOW...STRONG WIND...BLOWING AND DRIFTING SNOW
AND BITTERLY COLD WIND CHILLS...WHICH IS IN EFFECT UNTIL 5 AM MST
SUNDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT.

SNOW COMBINED WITH NORTH WIND AT 20 TO 30 MPH WITH GUSTS TO 45
MPH WILL CONTINUE TO CAUSE AREAS OF SEVERELY REDUCED VISIBILITY AT
TIMES IN BLOWING SNOW THROUGH THIS EVENING. ADDITIONALLY...TEMPERATURES
WILL CONTINUE TO PLUNGE THOUGH THE SINGLE DIGITS TO NEAR OR BELOW
ZERO THIS EVENING RESULTING IN BITTERLY COLD WIND CHILLS OF 25 TO
35 BELOW ZERO. STORM TOTAL SNOWFALL WILL RANGE FROM 3 TO 6 INCHES
BY EARLY SUNDAY MORNING WITH LOCALLY HIGHER AMOUNTS ON THE SOUTH
SIDE OF CASPER ALONG WYOMING BOULEVARD.

THE BITTER COLD WIND CHILLS TONIGHT COULD RESULT IN FROSTBITE TO
EXPOSED SKIN WITHIN 10 MINUTES.  

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ010-140815-
/O.CON.KRIW.BZ.W.0003.000000T0000Z-081214T0900Z/
NORTHEAST JOHNSON COUNTY-
INCLUDING THE CITY OF...BUFFALO
503 PM MST SAT DEC 13 2008

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 2 AM MST SUNDAY...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 2 AM MST SUNDAY. 

SNOW WILL CONTINUE IN NORTHEAST JOHNSON COUNTY THIS EVENING...
BEFORE TAPERING OFF EARLY SUNDAY MORNING. STORM TOTAL SNOWFALL OF
3 TO 5 INCHES IS EXPECTED. NORTH WIND AT 25 TO 40 MPH WITH GUSTS
AROUND 55 MPH WILL CAUSE SIGNIFICANT BLOWING AND DRIFTING SNOW
AND ZERO VISIBILITY AT TIMES ALONG INTERSTATES 25 AND 90 THROUGH
SUNDAY MORNING. IN ADDITION...BITTERLY COLD TEMPERATURES PLUNGING
BELOW ZERO THIS EVENING COMBINED WITH THE STRONG WIND WILL RESULT
IN WIND CHILL TEMPERATURES OF 30 TO 40 BELOW ZERO...RESULTING IN
THE ONSET OF FROSTBITE WITHIN 10 MINUTES TO ANY EXPOSED SKIN.

A BLIZZARD WARNING IS ISSUED WHEN SUSTAINED WIND SPEEDS OR
FREQUENT GUSTS OF OVER 35 MPH ARE EXPECTED WITH CONSIDERABLE
FALLING AND/OR BLOWING AND DRIFTING SNOW. VISIBILITIES WILL
BECOME POOR...WITH WHITEOUT CONDITIONS AT TIMES. THOSE VENTURING
OUTDOORS MAY BECOME LOST OR DISORIENTED...SO PERSONS IN THE
WARNING AREA ARE ADVISED TO STAY INDOORS.

$$

WYZ015-140600-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
WIND RIVER MOUNTAINS EAST-
503 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE THROUGH LATE THIS EVENING. SOUTHWEST
WINDS WILL ALSO CONTINUE BETWEEN 25 AND 40 MPH WITH GUSTS TO
AROUND 50 MPH...WHICH WILL LEAD TO WHITEOUT CONDITIONS AND HEAVY
DRIFTING OF SNOW OVER MOUNTAIN PASSES. SNOW WILL TAPER OFF LATE
THIS EVENING. TOTAL STORM ACCUMULATIONS OF 6 TO 14 INCHES ARE
EXPECTED WITH THIS SYSTEM. STORM TOTALS OF AROUND 7 INCHES ARE
EXPECTED AT SOUTH PASS...WHILE HIGHER AMOUNTS OF UP TO 14 INCHES
ARE EXPECTED IN THE NORTHERN PORTION OF THE EAST SLOPES...
INCLUDING TOGWOTEE PASS.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ002-140600-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
ABSAROKA MOUNTAINS-
503 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

STRONG WIND GUSTS OF 30 TO 55 MPH ARE EXPECTED IN THE ABSAROKA
MOUNTAINS THROUGH LATE THIS EVENING. SNOW...HEAVY AT TIMES...WILL
CONTINUE THROUGH LATE THIS EVENING. THE COMBINATION OF SNOW AND
STRONG WIND GUSTS WILL CAUSE DANGEROUS WHITEOUT CONDITIONS OVER
THE HIGHER PEAKS AND PASSES. TOTAL STORM ACCUMULATIONS OF 10 TO
20 INCHES ARE EXPECTED WITH THIS SYSTEM... WITH LOCALLY HIGHER
AMOUNTS POSSIBLE ALONG SOUTHWEST AND WEST FACING SLOPES.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ004-140815-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T0900Z/
NORTH BIG HORN BASIN-
INCLUDING THE CITIES OF...POWELL...LOVELL...GREYBULL...BASIN
503 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 AM MST SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 AM MST SUNDAY. 

SNOW WILL CONTINUE THROUGH THE EARLY MORNING HOURS SUNDAY. THE
SNOW WILL COMBINE WITH NORTHWEST WIND AT 30 TO 40 MPH WITH GUSTS
TO 60 MPH TO PRODUCE BLOWING AND DRIFTING SNOW AND NEAR WHITEOUT
CONDITIONS AT TIMES. THE SNOW AND WIND WILL BEGIN TO DIMINISH
AFTER MIDNIGHT. STORM TOTAL SNOW ACCUMULATIONS WILL RANGE FROM
2 TO 5 INCHES WITH SOME SNOW DRIFTS OF 1 TO 2 FEET.

PEOPLE PLANNING TRAVEL ACROSS THE NORTHERN BIG HORN BASIN SHOULD
BE PREPARED FOR SEVERE WINTER WEATHER CONDITIONS TONIGHT
INCLUDING STRONG WIND AND BITTERLY COLD WIND CHILL TEMPERATURES
OF 25 TO 40 BELOW ZERO...IN ADDITION TO BLOWING SNOW AND SEVERELY
REDUCED VISIBILITY AT TIMES.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ022-140815-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T1200Z/
CASPER MOUNTAIN-
503 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SUNDAY. 

SNOW IS EXPECTED TO DEVELOP AND INTENSIFY OVER CASPER MOUNTAIN
THIS EVENING...BEFORE TAPERING OFF SUNDAY MORNING. STORM TOTAL
SNOWFALL IS EXPECTED TO RANGE FROM 8 TO 14 INCHES. NORTH WIND AT
20 TO 30 MPH WITH GUSTS TO AROUND 50 MPH WILL LIKELY CAUSE
SIGNIFICANT BLOWING AND DRIFTING SNOW AND NEAR WHITEOUT
CONDITIONS ON AREA ROADS AND HIGHWAYS TONIGHT THROUGH SUNDAY
MORNING.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ001-140600-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
YELLOWSTONE NATIONAL PARK-
INCLUDING THE CITIES OF...LAKE...MAMMOTH...OLD FAITHFUL
503 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE THROUGH LATE THIS EVENING. SOUTHWEST
WIND WILL ALSO CONTINUE TO BETWEEN 20 AND 30 MPH WITH GUSTS UP TO
45 MPH...WHICH COULD LEAD TO WHITEOUT CONDITIONS OVER MOUNTAIN
PASSES. SNOW WILL TAPER OFF LATE THIS EVENING. TOTAL STORM
ACCUMULATIONS OF 6 TO 18 INCHES ARE EXPECTED WITH THIS SYSTEM...
WITH LOCALLY HIGHER AMOUNTS POSSIBLE ALONG SOUTHWEST AND WEST
FACING SLOPES.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ012-013-140600-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
TETON AND GROS VENTRE MOUNTAINS-JACKSON HOLE-
INCLUDING THE CITY OF...JACKSON
503 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE IN THE JACKSON VALLEY...THE TETON
MOUNTAINS AND THE GROS VENTRE MOUNTAINS THROUGH LATE THIS
EVENING. WEST TO SOUTHWEST WIND AT 15 TO 30 MPH WILL CAUSE AREAS
OF BLOWING AND DRIFTING SNOW TODAY ESPECIALLY ALONG HIGHWAY
191 NORTH OF JACKSON AND HIGHWAY 390 AROUND TETON VILLAGE. WIND
GUSTS IN THE HIGHER PASSES ARE EXPECTED TO RANGE FROM 35 TO
50 MPH. TOTAL STORM ACCUMULATIONS OF 5 TO 10 INCHES ARE EXPECTED
ACROSS THE JACKSON VALLEY WITH THIS SYSTEM...WHILE TOTAL
ACCUMULATIONS OF 10 TO 20 INCHES ARE EXPECTED IN THE MOUNTAINS.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ023-024-140600-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
STAR VALLEY-SALT RIVER AND WYOMING RANGES-
INCLUDING THE CITIES OF...AFTON...ALPINE...THAYNE
503 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE THROUGH LATE THIS EVENING. SNOW WILL
TAPER OFF AFTER MIDNIGHT. TOTAL STORM ACCUMULATIONS OF 5 TO
9 INCHES ARE EXPECTED ACROSS THE STAR VALLEY WITH LOCALLY HIGHER
AMOUNTS ON THE BENCHES WEST OF HIGHWAY 89. TOTAL ACCUMULATIONS OF
10 TO 20 INCHES ARE EXPECTED IN THE WYOMING AND SALT RIVER
RANGES. WEST TO NORTHWEST WIND AT 15 TO 30 MPH WILL CAUSE AREAS
OF BLOWING AND DRIFTING SNOW AND LIMITED VISIBILITY THROUGH THIS
EVENING. GUSTS OF UP TO 45 MPH WILL BE POSSIBLE IN THE HIGHER
TERRAIN.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ008-009-140815-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T1200Z/
BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST-
503 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SUNDAY. 

SNOWFALL WILL CONTINUE TONIGHT... TAPERING OFF SUNDAY MORNING.
STORM TOTAL SNOWFALL OF 12 TO 18 INCHES OF SNOW IS EXPECTED BY
SUNDAY MORNING WITH LOCAL AMOUNTS EXCEEDING 20 INCHES. NORTH WIND
AT 20 TO 35 MPH WITH GUSTS TO 50 MPH WILL LIKELY CAUSE
SIGNIFICANT BLOWING AND DRIFTING SNOW ALONG WITH LOCAL WHITEOUT
CONDITIONS.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ027-028-140600-
/O.CON.KRIW.WW.Y.0009.000000T0000Z-081214T0600Z/
SOUTH LINCOLN COUNTY-ROCK SPRINGS AND GREEN RIVER-
INCLUDING THE CITIES OF...KEMMERER...COKEVILLE...ROCK SPRINGS...
GREEN RIVER
503 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE THROUGH LATE THIS EVENING. TOTAL
STORM ACCUMULATIONS OF 3 TO 6 INCHES ARE EXPECTED ACROSS SOUTHERN
LINCOLN COUNTY AND WESTERN SWEETWATER COUNTY BY MIDNIGHT TONIGHT.
WEST TO NORTHWEST WIND AT 15 TO 30 MPH WILL CAUSE AREAS OF
BLOWING AND DRIFTING SNOW AND LIMITED VISIBILITY.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ014-025-140600-
/O.CON.KRIW.WW.Y.0009.000000T0000Z-081214T0600Z/
WIND RIVER MOUNTAINS WEST-UPPER GREEN RIVER BASIN FOOTHILLS-
INCLUDING THE CITY OF...PINEDALE
503 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE THROUGH LATE THIS EVENING. TOTAL
STORM ACCUMULATIONS OF 3 TO 7 INCHES ARE EXPECTED FROM PINEDALE
TO BONDURANT WITH THIS SYSTEM...THE HIGHER AMOUNTS IN BONDURANT.
TOTAL SNOWFALL AMOUNTS ACROSS THE WEST SLOPES OF THE WIND RIVER
MOUNTAINS WILL RANGE FROM 6 TO 12 INCHES. NORTHWEST WIND AT 15 TO
30 MPH WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW AND LIMITED
VISIBILITY THROUGH THIS EVENING.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ029-030-140815-
/O.CON.KRIW.WW.Y.0009.000000T0000Z-081214T1200Z/
FLAMING GORGE-EAST SWEETWATER COUNTY-
INCLUDING THE CITY OF...WAMSUTTER
503 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY. 

SNOW WILL CONTINUE TONIGHT THROUGH EARLY SUNDAY MORNING. TOTAL
STORM ACCUMULATIONS OF 4 TO 8 INCHES ARE EXPECTED. WEST WINDS AT
15 TO 30 MPH WILL SHIFT TO NORTHEAST AT 20 TO 30 MPH WITH GUSTS
TO AROUND 40 MPH THIS EVENING AND TONIGHT. THESE WINDS WILL CAUSE
AREAS OF BLOWING AND DRIFTING SNOW AND LIMITED VISIBILITY.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ019-140815-
/O.CON.KRIW.WW.Y.0009.000000T0000Z-081214T1200Z/
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
INCLUDING THE CITY OF...JEFFREY CITY
503 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY. 

SNOW IS EXPECTED TO DEVELOP EARLY TONIGHT AND CONTINUE THROUGH
EARLY SUNDAY MORNING. TOTAL STORM ACCUMULATIONS OF 4 TO 9 INCHES
ARE EXPECTED ACROSS GREEN MOUNTAINS AND RATTLESNAKE RANGE BY
SUNDAY MORNING. SOUTHWEST WINDS AT 25 TO 40 MPH WILL SHIFT TO
NORTHEAST AT 30 TO 40 WITH GUSTS TO AROUND 50 MPH BY MID EVENING.
THESE WINDS WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW AND
LIMITED VISIBILITY.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ018-140815-
/O.CON.KRIW.WW.Y.0009.000000T0000Z-081214T1200Z/
LANDER FOOTHILLS-
INCLUDING THE CITY OF...LANDER
503 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY. 

SNOW IS EXPECTED TO DEVELOP EARLY THIS EVENING AND CONTINUE
TONIGHT. TOTAL STORM ACCUMULATIONS OF 3 TO 5 INCHES ARE EXPECTED
ACROSS THE LANDER FOOTHILLS BY SUNDAY MORNING. NORTHEAST WINDS AT
15 TO 30 MPH WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW AND
LIMITED VISIBILITY TONIGHT.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ003-140815-
/O.CON.KRIW.WW.Y.0009.000000T0000Z-081214T0900Z/
CODY FOOTHILLS-
INCLUDING THE CITIES OF...CODY...MEETEETSE
503 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 AM MST
SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 AM MST
SUNDAY. 

SNOW WILL CONTINUE THROUGH THE EARLY MORNING HOURS SUNDAY. TOTAL
STORM ACCUMULATIONS OF 3 TO 6 INCHES ARE EXPECTED ACROSS THE CODY
FOOTHILLS BY EARLY MORNING SUNDAY. NORTH TO NORTHEAST WINDS AT
25 TO 40 WITH GUSTS TO AROUND 60 MPH WILL CAUSE SIGNIFICANT
BLOWING AND DRIFTING OF SNOW AND LIMITED VISIBILITY TONIGHT.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ005>007-140815-
/O.CON.KRIW.WW.Y.0009.000000T0000Z-081214T1200Z/
SOUTHWEST BIG HORN BASIN-SOUTHEAST BIG HORN BASIN-
OWL CREEK AND BRIDGER MOUNTAINS-
INCLUDING THE CITIES OF...THERMOPOLIS...WORLAND
503 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY. 

SNOWFALL WILL DEVELOP AND INTENSIFY EARLY TONIGHT...TAPERING OFF
BY SUNDAY MORNING. STORM TOTAL SNOWFALL OF 5 TO 9 INCHES OF SNOW
IS EXPECTED BY SUNDAY MORNING. NORTH WIND AT 20 TO 35 MPH WITH
GUSTS TO 50 MPH WILL LIKELY CAUSE SIGNIFICANT BLOWING AND
DRIFTING SNOW ALONG WITH LOCAL WHITEOUT CONDITIONS.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$
000 
WWUS45 KRIW 140206
WSWRIW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
706 PM MST SAT DEC 13 2008


WYZ001-012-013-023-024-140315-
/O.CAN.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
YELLOWSTONE NATIONAL PARK-TETON AND GROS VENTRE MOUNTAINS-
JACKSON HOLE-STAR VALLEY-SALT RIVER AND WYOMING RANGES-
INCLUDING THE CITIES OF...LAKE...MAMMOTH...OLD FAITHFUL...
JACKSON...AFTON...ALPINE...THAYNE
706 PM MST SAT DEC 13 2008

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS CANCELLED THE WINTER
STORM WARNING. 

ONLY OCCASIONAL LIGHT SNOW IS EXPECTED FOR THE REST OF TONIGHT
WITH AN ADDITIONAL 1 TO 2 INCHES OF LIGHT FLUFFY SNOW EXPECTED IN
THE STAR AND JACKSON VALLEYS WITH 2 TO 5 INCHES IN THE MOUNTAINS.

$$

WYZ014-025-027-028-140315-
/O.CAN.KRIW.WW.Y.0009.000000T0000Z-081214T0600Z/
WIND RIVER MOUNTAINS WEST-UPPER GREEN RIVER BASIN FOOTHILLS-
SOUTH LINCOLN COUNTY-ROCK SPRINGS AND GREEN RIVER-
INCLUDING THE CITIES OF...PINEDALE...KEMMERER...COKEVILLE...
ROCK SPRINGS...GREEN RIVER
706 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS CANCELLED THE WINTER
WEATHER ADVISORY. 

ONLY OCCASIONAL LIGHT SNOW IS EXPECTED FOR THE REST OF TONIGHT
WITH AN ADDITIONAL 1 TO 2 INCHES OF LIGHT FLUFFY SNOW EXPECTED
BELOW 7500 FEET WITH 2 TO 4 INCHES IN THE SURROUNDING MOUNTAINS. 

$$

WYZ010-140900-
/O.CON.KRIW.BZ.W.0003.000000T0000Z-081214T0900Z/
NORTHEAST JOHNSON COUNTY-
INCLUDING THE CITY OF...BUFFALO
706 PM MST SAT DEC 13 2008

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 2 AM MST SUNDAY...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 2 AM MST SUNDAY. 

LIGHT SNOW...STRONG WIND WITH AREAS OF SEVERELY REDUCED VISIBILITY
AND BITTERLY COLD WIND CHILL READINGS OF 35 TO 40 BELOW ZERO WERE
OBSERVED ACROSS NORTHEAST JOHNSON COUNTY AT 7 PM. MOST ROADS IN
THE BUFFALO AREA REMAIN CLOSED AT 7 PM. SNOW WILL TAPER OFF AND VISIBILITY
WILL GRADUALLY IMPROVE THIS EVENING BUT STRONG NORTH WIND OF 35 TO
45 MPH WITH GUSTS TO 55 MPH AND DANGEROUS WIND CHILLS WILL REMAIN
ACROSS THE AREA THROUGH EARLY SUNDAY MORNING. FROSTBITE WILL OCCUR
WITHIN 10 MINUTES IN THESE CONDITIONS. SIGNIFICANT BLOWING AND
DRIFTING SNOW WITH SNOW DRIFTS OF 1 TO 2 FEET WILL MAKE DRIVING
TREACHEROUS SHOULD ANY ROADS RE-OPEN TONIGHT.  

A BLIZZARD WARNING IS ISSUED WHEN SUSTAINED WIND SPEEDS OR
FREQUENT GUSTS OF OVER 35 MPH ARE EXPECTED WITH CONSIDERABLE
FALLING AND/OR BLOWING AND DRIFTING SNOW. VISIBILITIES WILL
BECOME POOR...WITH WHITEOUT CONDITIONS AT TIMES. THOSE VENTURING
OUTDOORS MAY BECOME LOST OR DISORIENTED IN THESE BITTERLY COLD
CONDITIONS...SO PERSONS IN THE WARNING AREA ARE ADVISED TO STAY
INDOORS. CALL 5 1 1 IN WYOMING FOR THE LATEST ROAD CONDITIONS. 

$$

WYZ015-140600-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
WIND RIVER MOUNTAINS EAST-
706 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

SNOW IS EXPECTED TO CONTINUE THROUGH LATE THIS EVENING. SOUTHWEST
WINDS WILL ALSO CONTINUE BETWEEN 25 AND 40 MPH WITH GUSTS TO
AROUND 50 MPH...WHICH WILL LEAD TO WHITEOUT CONDITIONS AND HEAVY
DRIFTING OF SNOW OVER MOUNTAIN PASSES. SNOW WILL TAPER OFF LATE
THIS EVENING. TOTAL STORM ACCUMULATIONS OF 6 TO 14 INCHES ARE
EXPECTED WITH THIS SYSTEM. STORM TOTALS OF AROUND 7 INCHES ARE
EXPECTED AT SOUTH PASS...WHILE HIGHER AMOUNTS OF UP TO 14 INCHES
ARE EXPECTED IN THE NORTHERN PORTION OF THE EAST SLOPES...
INCLUDING TOGWOTEE PASS.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ002-140600-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
ABSAROKA MOUNTAINS-
706 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING. 

STRONG WIND GUSTS OF 30 TO 55 MPH ARE EXPECTED IN THE ABSAROKA
MOUNTAINS THROUGH LATE THIS EVENING. SNOW...HEAVY AT TIMES...WILL
CONTINUE THROUGH LATE THIS EVENING. THE COMBINATION OF SNOW AND
STRONG WIND GUSTS WILL CAUSE DANGEROUS WHITEOUT CONDITIONS OVER
THE HIGHER PEAKS AND PASSES. TOTAL STORM ACCUMULATIONS OF 10 TO
20 INCHES ARE EXPECTED WITH THIS SYSTEM... WITH LOCALLY HIGHER
AMOUNTS POSSIBLE ALONG SOUTHWEST AND WEST FACING SLOPES.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ004-140900-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T0900Z/
NORTH BIG HORN BASIN-
INCLUDING THE CITIES OF...POWELL...LOVELL...GREYBULL...BASIN
706 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 AM MST SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 AM MST SUNDAY. 

SNOW WILL CONTINUE THROUGH THE EARLY MORNING HOURS SUNDAY. THE
SNOW WILL COMBINE WITH NORTHWEST WIND AT 30 TO 40 MPH WITH GUSTS
TO 60 MPH TO PRODUCE BLOWING AND DRIFTING SNOW AND NEAR WHITEOUT
CONDITIONS AT TIMES. THE SNOW AND WIND WILL BEGIN TO DIMINISH
AFTER MIDNIGHT. STORM TOTAL SNOW ACCUMULATIONS WILL RANGE FROM
2 TO 5 INCHES WITH SOME SNOW DRIFTS OF 1 TO 2 FEET.

PEOPLE PLANNING TRAVEL ACROSS THE NORTHERN BIG HORN BASIN SHOULD
BE PREPARED FOR SEVERE WINTER WEATHER CONDITIONS TONIGHT
INCLUDING STRONG WIND AND BITTERLY COLD WIND CHILL TEMPERATURES
OF 25 TO 40 BELOW ZERO...IN ADDITION TO BLOWING SNOW AND SEVERELY
REDUCED VISIBILITY AT TIMES.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ011-020-141015-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T1200Z/
SOUTHEAST JOHNSON COUNTY-NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITIES OF...KAYCEE...CASPER
706 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SUNDAY. 

SNOW COMBINED WITH NORTH WIND AT 20 TO 30 MPH WITH GUSTS TO
45 MPH WILL CONTINUE TO CAUSE AREAS OF SEVERELY REDUCED
VISIBILITY AT TIMES IN BLOWING SNOW THROUGH THIS EVENING.
ADDITIONALLY...TEMPERATURES WILL CONTINUE TO PLUNGE THOUGH THE
SINGLE DIGITS TO NEAR OR BELOW ZERO THIS EVENING RESULTING IN
BITTERLY COLD WIND CHILLS OF 25 TO 35 BELOW ZERO. STORM TOTAL
SNOWFALL WILL RANGE FROM 3 TO 6 INCHES BY EARLY SUNDAY MORNING
WITH LOCALLY HIGHER AMOUNTS ON THE SOUTH SIDE OF CASPER ALONG
WYOMING BOULEVARD.

THE BITTER COLD WIND CHILLS TONIGHT COULD RESULT IN FROSTBITE TO
EXPOSED SKIN WITHIN 10 MINUTES.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ022-141015-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T1200Z/
CASPER MOUNTAIN-
706 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SUNDAY. 

SNOW IS EXPECTED TO DEVELOP AND INTENSIFY OVER CASPER MOUNTAIN
THIS EVENING...BEFORE TAPERING OFF SUNDAY MORNING. STORM TOTAL
SNOWFALL IS EXPECTED TO RANGE FROM 8 TO 14 INCHES. NORTH WIND AT
20 TO 30 MPH WITH GUSTS TO AROUND 50 MPH WILL LIKELY CAUSE
SIGNIFICANT BLOWING AND DRIFTING SNOW AND NEAR WHITEOUT
CONDITIONS ON AREA ROADS AND HIGHWAYS TONIGHT THROUGH SUNDAY
MORNING.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ008-009-141015-
/O.CON.KRIW.WS.W.0013.000000T0000Z-081214T1200Z/
BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST-
706 PM MST SAT DEC 13 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SUNDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SUNDAY. 

SNOWFALL WILL CONTINUE TONIGHT... TAPERING OFF SUNDAY MORNING.
STORM TOTAL SNOWFALL OF 12 TO 18 INCHES OF SNOW IS EXPECTED BY
SUNDAY MORNING WITH LOCAL AMOUNTS EXCEEDING 20 INCHES. NORTH WIND
AT 20 TO 35 MPH WITH GUSTS TO 50 MPH WILL LIKELY CAUSE
SIGNIFICANT BLOWING AND DRIFTING SNOW ALONG WITH LOCAL WHITEOUT
CONDITIONS.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.

$$

WYZ029-030-141015-
/O.CON.KRIW.WW.Y.0009.000000T0000Z-081214T1200Z/
FLAMING GORGE-EAST SWEETWATER COUNTY-
INCLUDING THE CITY OF...WAMSUTTER
706 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY. 

SNOW WILL CONTINUE TONIGHT THROUGH EARLY SUNDAY MORNING. TOTAL
STORM ACCUMULATIONS OF 4 TO 8 INCHES ARE EXPECTED. WEST WINDS AT
15 TO 30 MPH WILL SHIFT TO NORTHEAST AT 20 TO 30 MPH WITH GUSTS
TO AROUND 40 MPH THIS EVENING AND TONIGHT. THESE WINDS WILL CAUSE
AREAS OF BLOWING AND DRIFTING SNOW AND LIMITED VISIBILITY.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ019-141015-
/O.CON.KRIW.WW.Y.0009.000000T0000Z-081214T1200Z/
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
INCLUDING THE CITY OF...JEFFREY CITY
706 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY. 

SNOW IS EXPECTED TO DEVELOP EARLY TONIGHT AND CONTINUE THROUGH
EARLY SUNDAY MORNING. TOTAL STORM ACCUMULATIONS OF 4 TO 9 INCHES
ARE EXPECTED ACROSS GREEN MOUNTAINS AND RATTLESNAKE RANGE BY
SUNDAY MORNING. SOUTHWEST WINDS AT 25 TO 40 MPH WILL SHIFT TO
NORTHEAST AT 30 TO 40 WITH GUSTS TO AROUND 50 MPH BY MID EVENING.
THESE WINDS WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW AND
LIMITED VISIBILITY.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ018-141015-
/O.CON.KRIW.WW.Y.0009.000000T0000Z-081214T1200Z/
LANDER FOOTHILLS-
INCLUDING THE CITY OF...LANDER
706 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY. 

SNOW IS EXPECTED TO DEVELOP EARLY THIS EVENING AND CONTINUE
TONIGHT. TOTAL STORM ACCUMULATIONS OF 3 TO 5 INCHES ARE EXPECTED
ACROSS THE LANDER FOOTHILLS BY SUNDAY MORNING. NORTHEAST WINDS AT
15 TO 30 MPH WILL CAUSE AREAS OF BLOWING AND DRIFTING SNOW AND
LIMITED VISIBILITY TONIGHT.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ003-140900-
/O.CON.KRIW.WW.Y.0009.000000T0000Z-081214T0900Z/
CODY FOOTHILLS-
INCLUDING THE CITIES OF...CODY...MEETEETSE
706 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 AM MST
SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 AM MST
SUNDAY. 

SNOW WILL CONTINUE THROUGH THE EARLY MORNING HOURS SUNDAY. TOTAL
STORM ACCUMULATIONS OF 3 TO 6 INCHES ARE EXPECTED ACROSS THE CODY
FOOTHILLS BY EARLY MORNING SUNDAY. NORTH TO NORTHEAST WINDS AT
25 TO 40 WITH GUSTS TO AROUND 60 MPH WILL CAUSE SIGNIFICANT
BLOWING AND DRIFTING OF SNOW AND LIMITED VISIBILITY TONIGHT.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

WYZ005>007-141015-
/O.CON.KRIW.WW.Y.0009.000000T0000Z-081214T1200Z/
SOUTHWEST BIG HORN BASIN-SOUTHEAST BIG HORN BASIN-
OWL CREEK AND BRIDGER MOUNTAINS-
INCLUDING THE CITIES OF...THERMOPOLIS...WORLAND
706 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY. 

SNOWFALL WILL DEVELOP AND INTENSIFY EARLY TONIGHT...TAPERING OFF
BY SUNDAY MORNING. STORM TOTAL SNOWFALL OF 5 TO 9 INCHES OF SNOW
IS EXPECTED BY SUNDAY MORNING. NORTH WIND AT 20 TO 35 MPH WITH
GUSTS TO 50 MPH WILL LIKELY CAUSE SIGNIFICANT BLOWING AND
DRIFTING SNOW ALONG WITH LOCAL WHITEOUT CONDITIONS.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$
000 
WWUS45 KRIW 140444
WSWRIW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
944 PM MST SAT DEC 13 2008

...DANGEROUS WIND CHILLS TONIGHT THROUGH SUNDAY MORNING...

.A VERY COLD ARCTIC AIRMASS WILL CONTINUE TO SETTLE INTO CENTRAL
WYOMING OVERNIGHT WITH TEMPERATURES PLUNGING WELL BELOW ZERO.
THESE TEMPERATURES COMBINED WITH NORTH WIND AT 15 TO 30 MPH WILL
CAUSE DANGEROUS WIND CHILL READINGS FROM 30 TO 50 BELOW ZERO.  

WYZ010-141245-
/O.CAN.KRIW.BZ.W.0003.000000T0000Z-081214T0900Z/
/O.NEW.KRIW.WC.W.0001.081214T0444Z-081214T1800Z/
NORTHEAST JOHNSON COUNTY-
INCLUDING THE CITY OF...BUFFALO
944 PM MST SAT DEC 13 2008

...WIND CHILL WARNING IN EFFECT UNTIL 11 AM MST SUNDAY...
...BLIZZARD WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WIND CHILL
WARNING...WHICH IS IN EFFECT UNTIL 11 AM MST SUNDAY. THE BLIZZARD
WARNING HAS BEEN CANCELLED. 

NORTH WIND AT 25 TO 35 MPH WITH GUSTS TO 45 MPH WILL GRADUALLY
DIMINISH OVERNIGHT THROUGH SUNDAY MORNING BUT TEMPERATURES WILL
CONTINUE TO PLUMMET TO FROM 10 TO 15 BELOW ZERO BY EARLY SUNDAY
MORNING. DANGEROUS WIND CHILL TEMPERATURES NEAR 40 BELOW ZERO
WILL HOLD NEARLY STEADY OVERNIGHT. THESE EXTREME WIND CHILL
TEMPERATURES WILL RESULT IN FROSTBITE TO ANY EXPOSED SKIN WITHIN
10 MINUTES. 

SNOW IS EXPECTED TO REMAIN LIGHT FOR THE REST OF THE NIGHT AND
VISIBILITY HAD IMPROVED ACROSS THE AREA THEREFORE THE BLIZZARD
WARNING IS NO LONGER IN EFFECT. 

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS
WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN.

$$

WYZ020-141245-
/O.CAN.KRIW.WS.W.0013.000000T0000Z-081214T1200Z/
/O.NEW.KRIW.WC.W.0001.081214T0444Z-081214T1800Z/
NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITY OF...CASPER
944 PM MST SAT DEC 13 2008

...WIND CHILL WARNING IN EFFECT UNTIL 11 AM MST SUNDAY...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WIND CHILL
WARNING...WHICH IS IN EFFECT UNTIL 11 AM MST SUNDAY. THE WINTER
STORM WARNING HAS BEEN CANCELLED. 

NORTH WIND AT 15 TO 30 MPH WILL GRADUALLY DIMINISH OVERNIGHT
THROUGH SUNDAY MORNING BUT TEMPERATURES WILL CONTINUE TO PLUMMET
TO NEAR 10 BELOW ZERO BY EARLY SUNDAY MORNING. DANGEROUS WIND
CHILL TEMPERATURES OF 30 TO 40 BELOW ZERO WILL HOLD NEARLY STEADY
OVERNIGHT. THESE EXTREME WIND CHILL TEMPERATURES WILL RESULT IN
FROSTBITE TO ANY EXPOSED SKIN WITHIN 10 MINUTES.

SNOW IS EXPECTED TO REMAIN LIGHT FOR THE REST OF THE NIGHT WITH
ONLY 1 TO 3 INCHES OF LIGHT FLUFFY ACCUMULATION THEREFORE THE
WINTER STORM WARNING IS NO LONGER IN EFFECT.

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS
WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN.

$$

WYZ008-009-141245-
/O.CAN.KRIW.WS.W.0013.000000T0000Z-081214T1200Z/
/O.NEW.KRIW.WC.W.0001.081214T0444Z-081214T1800Z/
BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST-
944 PM MST SAT DEC 13 2008

...WIND CHILL WARNING IN EFFECT UNTIL 11 AM MST SUNDAY...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WIND CHILL
WARNING...WHICH IS IN EFFECT UNTIL 11 AM MST SUNDAY. THE WINTER
STORM WARNING HAS BEEN CANCELLED. 

TEMPERATURES WILL CONTINUE TO PLUNGE TO NEAR 20 BELOW ZERO ACROSS
THE BIG HORN RANGE OVERNIGHT. THESE TEMPERATURES COMBINED WITH
NORTH WIND AT 10 TO 25 MPH WILL RESULT IN WIND CHILL READINGS FROM
40 TO 50 BELOW ZERO THROUGH SUNDAY MORNING.  THESE EXTREME WIND CHILL 
TEMPERATURES WILL RESULT IN FROSTBITE TO ANY EXPOSED SKIN WITHIN
10 MINUTES.

SNOW HAD TAPERED OFF THIS EVENING WITH ONLY 1 TO 3 INCHES OF
LIGHT FLUFFY SNOW EXPECTED OVERNIGHT. THEREFORE THE WINTER STORM
WARNING HAS BEEN CANCELLED. 

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS
WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN.

$$

WYZ004-141245-
/O.CAN.KRIW.WS.W.0013.000000T0000Z-081214T0900Z/
/O.NEW.KRIW.WC.W.0001.081214T0444Z-081214T1800Z/
NORTH BIG HORN BASIN-
INCLUDING THE CITIES OF...POWELL...LOVELL...GREYBULL...BASIN
944 PM MST SAT DEC 13 2008

...WIND CHILL WARNING IN EFFECT UNTIL 11 AM MST SUNDAY...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WIND CHILL
WARNING...WHICH IS IN EFFECT UNTIL 11 AM MST SUNDAY. THE WINTER
STORM WARNING HAS BEEN CANCELLED. 

NORTH WIND AT 20 TO 30 MPH WITH GUSTS TO 40 MPH WILL GRADUALLY
DIMINISH OVERNIGHT THROUGH SUNDAY MORNING BUT TEMPERATURES WILL
CONTINUE TO PLUMMET TO FROM 10 TO 15 BELOW ZERO BY EARLY SUNDAY
MORNING. DANGEROUS WIND CHILL TEMPERATURES FROM 30 TO 40 BELOW
ZERO WILL HOLD NEARLY STEADY OVERNIGHT. THESE EXTREME WIND CHILL
TEMPERATURES WILL RESULT IN FROSTBITE TO ANY EXPOSED SKIN WITHIN
10 MINUTES.

SNOW IS EXPECTED TO REMAIN LIGHT FOR THE REST OF THE NIGHT WITH AN
INCH OR LESS OF ADDITIONAL ACCUMULATION...THEREFORE THE WINTER
STORM WARNING IS NO LONGER IN EFFECT.

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS
WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN.

$$

WYZ011-141245-
/O.CAN.KRIW.WS.W.0013.000000T0000Z-081214T1200Z/
/O.NEW.KRIW.WC.W.0001.081214T0444Z-081214T1800Z/
SOUTHEAST JOHNSON COUNTY-
INCLUDING THE CITY OF...KAYCEE
944 PM MST SAT DEC 13 2008

...WIND CHILL WARNING IN EFFECT UNTIL 11 AM MST SUNDAY...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WIND CHILL
WARNING...WHICH IS IN EFFECT UNTIL 11 AM MST SUNDAY. THE WINTER
STORM WARNING HAS BEEN CANCELLED. 

NORTH WIND AT 15 TO 30 MPH WILL GRADUALLY DIMINISH OVERNIGHT
THROUGH SUNDAY MORNING BUT TEMPERATURES WILL CONTINUE TO PLUMMET
TO NEAR 10 BELOW ZERO BY EARLY SUNDAY MORNING. DANGEROUS WIND
CHILL TEMPERATURES OF 30 TO 40 BELOW ZERO WILL HOLD NEARLY STEADY
OVERNIGHT. THESE EXTREME WIND CHILL TEMPERATURES WILL RESULT IN
FROSTBITE TO ANY EXPOSED SKIN WITHIN 10 MINUTES.

SNOW IS EXPECTED TO REMAIN LIGHT FOR THE REST OF THE NIGHT WITH
ONLY AN INCH OR LESS OF LIGHT FLUFFY ACCUMULATION THEREFORE THE
WINTER STORM WARNING IS NO LONGER IN EFFECT.

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS
WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN.

$$

WYZ002-141245-
/O.CAN.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
/O.NEW.KRIW.WC.W.0001.081214T0444Z-081214T1800Z/
ABSAROKA MOUNTAINS-
944 PM MST SAT DEC 13 2008

...WIND CHILL WARNING IN EFFECT UNTIL 11 AM MST SUNDAY...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WIND CHILL
WARNING...WHICH IS IN EFFECT UNTIL 11 AM MST SUNDAY. THE WINTER
STORM WARNING HAS BEEN CANCELLED. 

TEMPERATURES WILL CONTINUE TO PLUNGE TO NEAR 20 BELOW ZERO ACROSS
THE ABSAROKA RANGE OVERNIGHT. THESE TEMPERATURES COMBINED WITH
NORTH TO EAST WIND AT 10 TO 25 MPH WILL RESULT IN WIND CHILL
READINGS FROM 40 TO 50 BELOW ZERO THROUGH SUNDAY MORNING. THESE
EXTREME WIND CHILL TEMPERATURES WILL RESULT IN FROSTBITE TO ANY
EXPOSED SKIN WITHIN 10 MINUTES.

SNOW HAD TAPERED OFF THIS EVENING WITH ONLY 1 TO 3 INCHES OF
LIGHT FLUFFY SNOW EXPECTED OVERNIGHT. THEREFORE THE WINTER STORM
WARNING HAS BEEN CANCELLED. 

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS
WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN.

$$

WYZ022-140545-
/O.CAN.KRIW.WS.W.0013.000000T0000Z-081214T1200Z/
CASPER MOUNTAIN-
944 PM MST SAT DEC 13 2008

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS CANCELLED THE WINTER
STORM WARNING. 

SNOW IS EXPECTED TO REMAIN LIGHT FOR THE REST OF THE NIGHT WITH
ONLY 1 TO 3 INCHES OF LIGHT FLUFFY ACCUMULATION THEREFORE THE
WINTER STORM WARNING IS NO LONGER IN EFFECT.


$$

WYZ015-140545-
/O.CAN.KRIW.WS.W.0013.000000T0000Z-081214T0600Z/
WIND RIVER MOUNTAINS EAST-
944 PM MST SAT DEC 13 2008

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS CANCELLED THE WINTER
STORM WARNING. 

SNOW IS EXPECTED TO REMAIN LIGHT FOR THE REST OF THE NIGHT WITH
ONLY 1 TO 3 INCHES OF LIGHT FLUFFY ACCUMULATION THEREFORE THE
WINTER STORM WARNING IS NO LONGER IN EFFECT.

$$

WYZ003-141245-
/O.CAN.KRIW.WW.Y.0009.000000T0000Z-081214T0900Z/
/O.NEW.KRIW.WC.W.0001.081214T0444Z-081214T1800Z/
CODY FOOTHILLS-
INCLUDING THE CITIES OF...CODY...MEETEETSE
944 PM MST SAT DEC 13 2008

...WIND CHILL WARNING IN EFFECT UNTIL 11 AM MST SUNDAY...
...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WIND CHILL
WARNING...WHICH IS IN EFFECT UNTIL 11 AM MST SUNDAY. THE WINTER
WEATHER ADVISORY HAS BEEN CANCELLED. 

NORTH WIND AT 15 TO 30 MPH WITH GUSTS TO 40 MPH WILL GRADUALLY
DIMINISH OVERNIGHT THROUGH SUNDAY MORNING BUT TEMPERATURES WILL
CONTINUE TO PLUMMET TO FROM 10 TO 15 BELOW ZERO BY EARLY SUNDAY
MORNING. DANGEROUS WIND CHILL TEMPERATURES FROM 30 TO 40 BELOW
ZERO WILL HOLD NEARLY STEADY OVERNIGHT. THESE EXTREME WIND CHILL
TEMPERATURES WILL RESULT IN FROSTBITE TO ANY EXPOSED SKIN WITHIN
10 MINUTES.

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS
WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN.

$$

WYZ005>007-018-019-029-030-140545-
/O.CAN.KRIW.WW.Y.0009.000000T0000Z-081214T1200Z/
SOUTHWEST BIG HORN BASIN-SOUTHEAST BIG HORN BASIN-
OWL CREEK AND BRIDGER MOUNTAINS-LANDER FOOTHILLS-
GREEN MOUNTAINS AND RATTLESNAKE RANGE-FLAMING GORGE-
EAST SWEETWATER COUNTY-
INCLUDING THE CITIES OF...THERMOPOLIS...WORLAND...LANDER...
JEFFREY CITY...WAMSUTTER
944 PM MST SAT DEC 13 2008

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS CANCELLED THE WINTER
WEATHER ADVISORY. 

OCCASIONAL SNOWFALL WILL PRODUCE ONLY AN INCH OR LESS OF
ADDITIONAL ACCUMULATION OF LIGHT FLUFFY SNOWFALL OVERNIGHT.
THEREFORE THE WINTER WEATHER ADVISORY HAS BEEN CANCELLED. 

$$

AEM

What forecasters said that day

The local office's own words before this winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Riverton, WY wrote its last area forecast discussion before this winter storm warning went out at Dec 12, 3:42 PM MST, 5 hours 43 minutes earlier.

Area forecast discussion, Dec 12, 3:42 PM MST, 5 hours 43 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE RIVERTON WY
342 PM MST FRI DEC 12 2008

.SHORT TERM...TONIGHT THROUGH MONDAY

LARGE CLOSED UPPER LOW CAN BE SEEN AT 22Z ON WATER VAPOR IMAGERY
MOVING SOUTHEASTWARD INTO EXTREME NORTHWESTERN WASHINGTON STATE
WITH AN IMPRESSIVE PLUME OF PAC MOISTURE STRETCHING FROM
SOUTHWESTERN OREGON INTO CENTRAL AND NORTHERN IDAHO. GFS AND NAM IN
GOOD AGREEMENT IN TRACKING THE UPPER LOW INTO EASTERN WA/
NORTHEASTERN OR TONIGHT. SIGNIFICANT ISENTROPIC LIFT WILL DEVELOP
LATE THIS EVENING ACROSS WESTERN WY WITH NEARLY 70 MB OF UPGLIDE
AND INCREASING LOW AND MID LEVEL MOISTURE. ISSUED WINTER WEATHER
ADVISORIES FOR YELLOWSTONE PARK...THE ABSAROKA MOUNTAINS...THE
TETON AND GROS VENTRE RANGES...THE SALT RIVER AND WYOMING RANGES
AND THE ENTIRE WIND RIVER RANGE FOR 11 PM MST TONIGHT THROUGH 11
PM MST SATURDAY NIGHT. EXCELLENT ACCORD IN PRECIPITATION AMOUNTS
IN THE 12Z RUNS OF THE GFS...NAM AND ECMWF WITH AROUND 1.0 LIQUID
EQUIVALENT IN THE TETONS AND THE SOUTHWESTERN PORTION OF
YELLOWSTONE PARK AND BETWEEN 0.4 TO 0.7 OF AN INCH ACROSS THE
REMAINDER OF THE WESTERN MOUNTAINS THROUGH 11 PM MST SATURDAY.
SNOW AMOUNTS OF 7 TO 14 INCHES ARE EXPECTED FOR THE FAR WESTERN
MOUNTAIN RANGES AND THE WEST SLOPES OF THE WIND RIVER MOUNTAINS
WITH 4 TO 10 INCHES IN THE ABSAROKAS AND THE EAST SLOPES OF THE
WIND RIVER MOUNTAINS. A STRONG PACIFIC COLD FRONT WILL CROSS
NORTHERN WY LATE SATURDAY AFTERNOON AND WILL MOVE ACROSS SOUTHERN
WY BY 03Z SUNDAY. LOW LEVEL NORTH TO NORTHEAST UPSLOPE FLOW EAST
OF THE DIVIDE SATURDAY NIGHT AND STRONG...MOIST SOUTHWEST FLOW
ALOFT WILL RESULT IN LIGHT TO MODERATE SNOW EAST OF THE DIVIDE
WITH GENERALLY LIGHT AMOUNTS OF AN INCH OR LESS IN THE WIND RIVER
AND BIGHORN BASINS AND 1 TO 3 INCHES IN JOHNSON AND NATRONA
COUNTIES. POWERFUL COLD AIR ADVECTION BEHIND THE COLD FRONT LATE
SATURDAY NIGHT AND EARLY SUNDAY MORNING WILL CAUSE LOW
TEMPERATURES TO DROP INTO THE SINGLE DIGITS BELOW ZERO IN NORTHERN
WY...TO NEAR ZERO IN THE CENTRAL BASINS AND INTO THE SINGLE DIGITS
ABOVE ZERO IN SOUTHERN WY. TROUGH AXIS WILL CROSS WY SUNDAY WITH
THE COLDEST AIR OF THE LATE FALL SEASON ENTRENCHED. H7
TEMPERATURES SUNDAY WILL RANGE FROM MINUS 18 C TO MINUS 24
C...RESULTING IN LITTLE INCREASE IN DAYTIME TEMPERATURES WHICH ARE
EXPECTED TO BE NEAR TO SLIGHTLY BELOW ZERO F IN THE NORTH AND IN
THE LOWER TEENS IN SOUTHERN WY. RESIDUAL LOW AND MID LEVEL
MOISTURE ACROSS WY SUNDAY AND WEAK FORCING ASSOCIATED WITH THE
TROUGH PASSAGE WILL GENERATE SCATTERED LIGHT SNOW SHOWERS. SNOW
SHOWERS SUNDAY WILL BE MOST LIKELY WEST OF THE DIVIDE...WHERE
LIFTED INDICES WILL BE ONLY SLIGHTLY POSITIVE.

ANOTHER DEEP UPPER LOW WILL MOVE SOUTHWARD FROM SOUTHWESTERN
BRITISH COLUMBIA INTO THE PAC NW SUNDAY NIGHT AND MONDAY. THIS
SYSTEM WILL BRING ZONAL FLOW ALOFT AND INCREASING PAC MOISTURE TO
WESTERN WY SUNDAY NIGHT AND MONDAY WITH LIGHT...UPSLOPE SNOW
EXPECTED. THIS POSITION OF THIS UPPER LOW IN THE PAC NW WILL KEEP
COLD AIRMASS ACROSS WY MONDAY WITH ONLY A SLIGHT MODERATION IN
DAYTIME TEMPERATURES. HIGHS MONDAY WILL BE 3 TO 6 F HIGHER THAN
SUNDAY BUT STILL 20 OR MORE F BELOW NORMAL.

.LONG TERM...MONDAY NIGHT THROUGH THURSDAY

EXTENDED MODELS HAVE THEIR PROBLEMS WITH AMOUNT OF PRECIPITATION AND
COLD AIR OVER THE AREA MONDAY THROUGH THURSDAY. IGNORED MUCH OF
THE BIAS CORRECTED FORECAST GUIDANCE AS PAST WARMER TEMPERATURES LIKELY
WARMING UP BIAS CORRECTED DATA TOO MUCH. OVERALL COMPLEX LONG WAVE
TROUGH DEEPENS OVER THE WESTERN U.S. WITH SERIES OF NORTHERN
PUSHES FOLLOWED BY SOUTHWEST FLOW AS LOW CUT OFF OVER EASTERN
PACIFIC OFF SOUTHERN CAL. THEN RETURN OF NORTHERLY TROUGHS. FLOW
OSCILLATES FROM NORTHERLY TO SOUTHWEST THROUGH THE PERIOD MAKING
FORECAST VERY DIFFICULT AND PRODUCES VERY LOW CONFIDENCE IN THE FORECAST.
BIG CHALLENGE KEEPING TEMPERATURES MATCHED UP WITH THE SURROUNDING
FORECASTS WITH OFFICES TO THE WEST AND SOUTH ON THE WARM SIDE AND
THOSE TO THE NORTH AND EAST ON THE COLD SIDE WITH WESTERN AND
CENTRAL WYOMING IN BETWEEN. LOW CONFIDENCE SCATTERED POPS MAINLY
IN THE WESTERN AND NORTHERN MOUNTAINS BUT THERE IS A THREAT OF
PRECIPITATION EACH DAY DEPENDING ON TIMING AND ORIENTATION OF THE
FLOW ALOFT. IN THE LONG RUN...THE PRECIPITATION AND COLD AIR IN THE
SHORT TERM MAY HAVE A SIGNIFICANT IMPACT ON THE TEMPERATURES IN
THE VALLEYS AND BASINS IN THE EXTENDED.

&&

.AVIATION...

VFR CONDITIONS CONTINUE ACROSS WEST CENTRAL WYOMING INTO TONIGHT.
HOWEVER...AN UPPER LEVEL TROUGH AND LOW LEVEL COLD AIR WILL COLLIDE
OVER THE REGION ON SATURDAY. FIRST SEQUENCE OF EVENTS WILL BE
MOISTURE AND CLOUDS GRADUALLY INCREASING WEST OF THE CONTINENTAL
DIVIDE LATER TONIGHT OR AFT 06Z..WITH SNOW DEVELOPING OVER THE
HIGHER MOUNTAINS. AFTER SUNRISE ON SATURDAY OR 15Z...MOST OF THE
WESTERN MOUNTAIN RANGES WILL BE OBSCURED BY CLOUDS AND
SNOW...RESULTING IN IFR CONDITIONS THERE. IN ADDITION TO THE
SNOW...GUSTY WINDS WILL LIKELY CAUSE AREAS OF BLOWING AND DRIFTING
SNOW IN THE HIGH COUNTRY ON SATURDAY.

FOR THE LOWER ELEVATIONS EAST OF THE DIVIDE...CLOUD DECKS SHOULD
BEGIN TO LOWER SATURDAY AFTERNOON WITH LIGHT SNOW SPREADING ACROSS
THE BASINS BY SATURDAY EVENING. MOST WEST CENTRAL WYOMING LOCATIONS
WILL BE EXPERIENCING MVFR TO IFR CONDITIONS SATURDAY NIGHT INTO
EARLY SUNDAY. IN ADDITION...SOME OF THE COLDEST AIR OF THE SEASON
WILL SETTLE OVER THE STATE WITH THIS ARCTIC AIRMASS.

&&

.FIRE WEATHER...

A STRONG STORM SYSTEM MOVING FROM THE PACIFIC NORTHWEST INTO IDAHO
TONIGHT AND THE NORTHERN GREAT BASIN SATURDAY WILL BRING
SIGNIFICANT SNOWFALL TO THE HIGHER TERRAIN OF WESTERN WYOMING.
SNOWFALL AMOUNTS IN THE MOUNTAINS OF WESTERN WYOMING WILL RANGE
FROM 5 TO 14 INCHES BEFORE SNOW TAPERS OFF LATE SATURDAY NIGHT.
STRONG WEST TO SOUTHWEST WINDS WILL DEVELOP SATURDAY ACROSS
SWEETWATER AND NATRONA COUNTIES SATURDAY WITH SUSTAINED WIND
SPEEDS OF 25 TO 35 MPH AND GUSTS AS HIGH AS 50 MPH THROUGH
SATURDAY EVENING. A STRONG COLD FRONT WILL MOVE SWIFTLY SOUTHWARD
ACROSS WYOMING LATE SATURDAY AFTERNOON THROUGH SATURDAY LATE
EVENING. LIGHT SNOW IS EXPECTED EAST OF THE DIVIDE SATURDAY NIGHT
IN ASSOCIATION WITH THE COLD FRONT. THE COLDEST AIR OF THE LATE
FALL SEASON WILL MOVE INTO WYOMING LATE SATURDAY NIGHT AND SUNDAY.
HIGHS SUNDAY WILL EB NEAR ZERO IN THE NORTH AND NEAR 10 ABOVE ZERO
IN THE SOUTH.

&&

.RIW WATCHES/WARNINGS/ADVISORIES...
WINTER WEATHER ADVISORY FROM 11 PM THIS EVENING TO 11 PM MST
SATURDAY FOR WYZ001-002-012-014-015-024.

&&

SHORT TERM...SMITH
LONG TERM...C.BAKER
AVIATION...KPL
FIRE WEATHER...SMITH
Hazardous weather outlook, Dec 12, 3:21 PM MST, 6 hours 4 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RIVERTON WY
321 PM MST FRI DEC 12 2008

WYZ001>020-022>030-131200-
ABSAROKA MOUNTAINS-BIGHORN MOUNTAINS SOUTHEAST-
BIGHORN MOUNTAINS WEST-CASPER MOUNTAIN-CODY FOOTHILLS-
EAST SWEETWATER COUNTY-FLAMING GORGE-
GREEN MOUNTAINS AND RATTLESNAKE RANGE-JACKSON HOLE-LANDER FOOTHILLS-
NATRONA COUNTY LOWER ELEVATIONS-NORTH BIG HORN BASIN-
NORTHEAST JOHNSON COUNTY-OWL CREEK AND BRIDGER MOUNTAINS-
ROCK SPRINGS AND GREEN RIVER-SALT RIVER AND WYOMING RANGES-
SOUTH LINCOLN COUNTY-SOUTHEAST BIG HORN BASIN-
SOUTHEAST JOHNSON COUNTY-SOUTHWEST BIG HORN BASIN-STAR VALLEY-
TETON AND GROS VENTRE MOUNTAINS-UPPER GREEN RIVER BASIN-
UPPER GREEN RIVER BASIN FOOTHILLS-UPPER WIND RIVER BASIN-
WIND RIVER BASIN-WIND RIVER MOUNTAINS EAST-WIND RIVER MOUNTAINS WEST-
YELLOWSTONE NATIONAL PARK-
321 PM MST FRI DEC 12 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL WYOMING.

...WINTER WEATHER ADVISORY FOR THE WEST CENTRAL AND NORTHWEST
MOUNTAINS OF WYOMING FROM TONIGHT THROUGH SATURDAY EVENING...

.DAY ONE...REST OF TODAY AND TONIGHT

A VIGOROUS WINTER STORM SYSTEM CONTINUES TO MOVE TOWARD WYOMING
AND IT WILL BRING SNOWFALL TO MOST OF THE STATE THIS WEEKEND. THE
SNOW WILL BEGIN LATER THIS EVENING ACROSS THE FAR WEST. IT WILL
INCREASE IN INTENSITY OVERNIGHT IN THE WESTERN MOUNTAINS AND
YELLOWSTONE NATIONAL PARK.

THE SNOW SHOULD BECOME HEAVY AT TIMES WITH BLOWING AND DRIFTING
SNOW COMMON OVER MOUNTAIN PASSES BY EARLY SATURDAY MORNING. SNOWFALL
TOTALS OF 7 TO 14 INCHES CAN BE EXPECTED WITH THIS SYSTEM.

TRAVELERS SHOULD BE PREPARED FOR SLICK ROADWAYS AND REDUCED
VISIBILITY FROM TONIGHT THROUGH SATURDAY EVENING.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

MOUNTAIN AND WESTERN VALLEY SNOW WILL CONTINUE THIS WEEKEND.
SNOW IS EVEN LIKELY ACROSS THE LOWER ELEVATIONS OF NORTHERN AND
CENTRAL WYOMING BY SATURDAY EVENING. IN FACT...WIDESPREAD LIGHT TO
MODERATE SNOW WILL ACCOMPANY A STRONG COLD FRONT THAT WILL BE
RESPONSIBLE FOR A RETURN TO WINTER WEATHER.

MUCH COLDER TEMPERATURES ARE EXPECTED SUNDAY THROUGH THURSDAY.
LIGHT SNOW IS EXPECTED AT TIMES SUNDAY THROUGH TUESDAY. STAY TUNED
FOR MORE INFORMATION ON THIS STORM IN THE COMING DAYS. PEOPLE SHOULD
BEGIN TO PREPARE FOR THE MUCH COLDER TEMPERATURES THIS WEEKEND INTO
NEXT WEEK.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ACROSS WESTERN WYOMING NEED TO BE ACTIVATED BY SATURDAY
MORNING FOR SNOWFALL AMOUNTS AND WIND REPORTS.

TEAM RIVERTON

In the hours before

Special weather statement, Dec 12, 4:20 PM MST, 5 hours 5 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
420 PM MST FRI DEC 12 2008

WYZ003>011-013-016>020-022-023-025>030-130700-
BIGHORN MOUNTAINS SOUTHEAST-BIGHORN MOUNTAINS WEST-CASPER MOUNTAIN-
CODY FOOTHILLS-EAST SWEETWATER COUNTY-FLAMING GORGE-
GREEN MOUNTAINS AND RATTLESNAKE RANGE-JACKSON HOLE-LANDER FOOTHILLS-
NATRONA COUNTY LOWER ELEVATIONS-NORTH BIG HORN BASIN-
NORTHEAST JOHNSON COUNTY-OWL CREEK AND BRIDGER MOUNTAINS-
ROCK SPRINGS AND GREEN RIVER-SOUTH LINCOLN COUNTY-
SOUTHEAST BIG HORN BASIN-SOUTHEAST JOHNSON COUNTY-
SOUTHWEST BIG HORN BASIN-STAR VALLEY-UPPER GREEN RIVER BASIN-
UPPER GREEN RIVER BASIN FOOTHILLS-UPPER WIND RIVER BASIN-
WIND RIVER BASIN-
420 PM MST FRI DEC 12 2008

...WINTER WEATHER RETURNS TO THE REGION THIS WEEKEND...

A MOIST PACIFIC LOW PRESSURE SYSTEM WILL MOVE INTO THE ROCKIES BY
SATURDAY. THIS STRONG SYSTEM WILL COMBINE WITH COLD CANADIAN AIR
FROM THE NORTH TO GIVE WEST CENTRAL WYOMING SNOW. ALTHOUGH
SNOWFALL WILL MAINLY BE CONFINED TO THE WESTERN AND NORTHERN
MOUNTAINS DURING THE DAY ON SATURDAY...THE SNOW WILL BEGIN TO
SPREAD INTO THE LOWER ELEVATIONS OF NORTHERN AND CENTRAL WYOMING
BY SATURDAY EVENING.

ONLY A FEW INCHES OF SNOW ARE EXPECTED IN THE VALLEYS AND BASINS
EAST OF THE CONTINENTAL DIVIDE. UP TO SIX INCHES OF SNOW WILL OCCUR
IN PARTS OF THE BIG HORN MOUNTAINS. REGARDLESS...IT WILL BECOME
BITTERLY COLD LATE SATURDAY NIGHT INTO SUNDAY WITH WIND CHILLS
GENERALLY BELOW ZERO.

STAY TUNED TO NOAA WEATHER RADIO OR VISIT THE RIVERTON NATIONAL
WEATHER SERVICE WEBSITE...WWW.WEATHER.GOV/RIVERTON...THIS WEEKEND FOR
MORE UPDATES REGARDING THIS SIGNIFICANT CHANGE IN THE WEATHER.

KPL

The office that day

Everything else NWS Riverton, WY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 12, 8:40 PM MSTHigh Wind WarningRIWFremont, Hot Springs, Natrona, Sweetwater15 hr
Dec 12, 9:25 PM MSTWinter Storm WatchRIWBig Horn, Fremont, Hot Springs, Johnson, Natrona, Washakie15 hr
Dec 13, 12:06 PM MSTBlizzard WarningRIWJohnson10 hr

Nearby

Winter Storm Warnings in Wyoming, 2008Every winter storm warning in 2008

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.