Alert archive / Wyoming / Winter Storm Warnings in 2012

Winter Storm Warning 7, NWS Riverton, WY

November 9, 2012Hot Springs County, Washakie County, Wyoming

NWS Riverton, WY issued this winter storm warning at Nov 9, 2012, 11:52 PM MST for Hot Springs County, Washakie County, Wyoming. It was in force for 12 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Nov 9, 2012, 11:52 PM MST (06:52 UTC)
Expired
Nov 10, 2012, 12:00 PM MST
In force
12 hr
Issued by
NWS Riverton, WY

Counties Hot Springs County, WY, Washakie County, WY

The radar

The Riverton/Lander radar (KRIW), 89 km from the middle of the area, began a volume at 06:53 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.

The nearest sounding before it

Riverton, WY (KRIW), launched 00:00Z, 6.9 hours before the alert went out and 87 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 2012-11-10Temperature 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 2012-11-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -52 square meters per square second.1939587897117Sfc1 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
683 m above ground
0-6 km bulk shear
71 kt
0-1 km storm-relative helicity
-52 m²/s²
0-3 km storm-relative helicity
261 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.

784 
WWUS45 KRIW 100652
WSWRIW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
1152 PM MST FRI NOV 9 2012

...WINTER STORM WILL CONTINUE TO BRING SNOW ACROSS SOUTHERN AND
CENTRAL WYOMING TONIGHT INTO SATURDAY...

.BANDS OF SNOW WILL CONTINUE TO PUSH NORTHEAST ACROSS CENTRAL
WYOMING OVERNIGHT. NORTHERLY UPSLOPE FLOW WILL INCREASE ACROSS THE
SOUTHERN BIG HORN BASIN AND THE CASPER AREA SATURDAY MORNING WHERE
AREAS OF MODERATE TO HEAVY SNOW WILL CONTINUE INTO SATURDAY
AFTERNOON.  

WYZ005-006-101500-
/O.UPG.KRIW.WW.Y.0025.000000T0000Z-121110T1200Z/
/O.NEW.KRIW.WS.W.0007.121110T0652Z-121110T1900Z/
SOUTHWEST BIG HORN BASIN-SOUTHEAST BIG HORN BASIN-
INCLUDING THE CITIES OF...THERMOPOLIS...WORLAND
1152 PM MST FRI NOV 9 2012

...WINTER STORM WARNING IN EFFECT UNTIL NOON MST SATURDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
STORM WARNING FOR SNOW...WHICH IS IN EFFECT UNTIL NOON MST
SATURDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT.

* SUMMARY AND TIMING...MODERATE TO LOCALLY HEAVY SNOW WILL
  CONTINUE OVERNIGHT...GRADUALLY TAPERING OFF THROUGH THE DAY
  SATURDAY. UPSLOPE SNOW WILL PERSIST FROM THERMOPOLIS TO TEN SLEEP
  AND SOUTHWARD INTO SATURDAY AFTERNOON.

* SNOW ACCUMULATIONS...4 TO 8 INCHES WITH  8 TO 12 INCHES AROUND
  THERMOPOLIS AND TEN SLEEP.

* VISIBILITY...ONE-QUARTER TO ONE-HALF MILE IN HEAVIER SNOW
  SHOWERS. 

* IMPACTS...ROADS WILL BE SNOW-COVERED AND SLICK THROUGH SATURDAY.
  SOME RURAL ROADS MAY BECOME IMPASSABLE...ESPECIALLY EAST OF
  THERMOPOLIS AND IN THE VICINITY AND SOUTH OF TEN SLEEP.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. 

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

WYZ022-101500-
/O.EXB.KRIW.WW.Y.0025.000000T0000Z-121110T2200Z/
CASPER MOUNTAIN-
1152 PM MST FRI NOV 9 2012

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 3 PM MST SATURDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 3 PM MST
SATURDAY.

* SUMMARY AND TIMING...SNOW WILL INTENSIFY SATURDAY MORNING AND
  CONTINUE INTO THE AFTERNOON...TAPERING OFF IN THE LATE
  AFTERNOON.

* SNOW ACCUMULATIONS...4 TO 8 INCHES. 

* VISIBILITY...ONE-QUARTER TO ONE-HALF MILE IN HEAVIER SNOW. 

* IMPACTS...ROADS ON CASPER MOUNTAIN WILL BECOME INCREASINGLY
  SNOW-PACKED OVERNIGHT THROUGH SATURDAY MORNING.  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

WYZ010-101500-
/O.EXT.KRIW.WW.Y.0025.000000T0000Z-121110T2200Z/
NORTHEAST JOHNSON COUNTY-
INCLUDING THE CITY OF...BUFFALO
1152 PM MST FRI NOV 9 2012

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 3 PM MST
SATURDAY...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 3 PM MST
SATURDAY. 

* SUMMARY AND TIMING...OCCASIONAL LIGHT TO MODERATE SNOW WILL
  CONTINUE THROUGH SATURDAY MORNING...GRADUALLY TAPERING OFF
  SATURDAY AFTERNOON.  

* SNOW ACCUMULATIONS...3 TO 6 INCHES WITH LOCALLY HIGHER AMOUNTS
  IN THE FOOTHILLS WEST OF BUFFALO.

* WIND AND VISIBILITY...NORTH WINDS OF 20 TO 30 MPH WITH GUSTS
  OVER 35 MPH AT TIMES TONIGHT MAY CAUSE PERIODS OF REDUCED
  VISIBILITY BELOW A QUARTER MILE IN FALLING AND BLOWING SNOW.

* IMPACTS...REDUCED VISIBILITY IN FALLING AND BLOWING SNOW IN 
  ADDITION TO AREAS OF DRIFTING SNOW MAY LEAD TO DIFFICULT 
  TRAVEL. TEMPERATURES WILL DROP SHARPLY AND MAY COMBINE WITH 
  THE STRONG WINDS...CREATING A WIND CHILL HAZARD TO OUTDOOR 
  RECREATIONISTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

WYZ011-019-020-101500-
/O.EXT.KRIW.WW.Y.0025.000000T0000Z-121110T2200Z/
SOUTHEAST JOHNSON COUNTY-GREEN MOUNTAINS AND RATTLESNAKE RANGE-
NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITIES OF...KAYCEE...JEFFREY CITY...CASPER
1152 PM MST FRI NOV 9 2012

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 3 PM MST
SATURDAY...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 3 PM MST
SATURDAY. 

* SUMMARY AND TIMING...LIGHT TO MODERATE SNOW WILL CONTINUE
  OVERNIGHT THROUGH SATURDAY MORNING...WITH SNOW GRADUALLY TAPERING OFF
  SATURDAY AFTERNOON.

* SNOW ACCUMULATIONS...2 TO 6 INCHES.

* VISIBILITY...ONE-QUARTER TO ONE-HALF MILE AT TIMES. 

* IMPACTS...ROADS AND OTHER SURFACES WILL BE ICY AND EXTREMELY
  SLICK UNDERNEATH THE SNOW COVER...ESPECIALLY OVER BRIDGES AND
  OVERPASSES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

WYZ002-100900-
/O.CON.KRIW.WW.Y.0025.000000T0000Z-121110T0900Z/
ABSAROKA MOUNTAINS-
1152 PM MST FRI NOV 9 2012

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

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

* SUMMARY AND TIMING...SNOW WILL BE WIDESPREAD THIS EVENING WITH 
  PERIODS OF MODERATE TO HEAVY SNOW...WITH BLOWING SNOW... WILL 
  CONTINUE THROUGH THE NIGHT AND WILL THEN TAPER OFF TO FLURRIES 
  BY SATURDAY MORNING. 

* SNOW ACCUMULATIONS...6 TO 12 INCHES WITH LOCALLY HIGHER 
  AMOUNTS ALONG SOUTHWEST FACING SLOPES. VALLEYS BELOW 7800 FEET 
  WILL RECEIVE 3 TO 6 INCHES. 

* WIND AND VISIBILITY...NORTHWEST WINDS OF 20 TO 25 MPH WITH 
  GUSTS OVER 40 MPH AT THE SUMMITS MAY CAUSE PERIODS OF REDUCED 
  VISIBILITY BELOW A QUARTER MILE IN FALLING AND BLOWING SNOW. 

* IMPACTS...REDUCED VISIBILITY IN FALLING AND BLOWING SNOW IN 
  ADDITION TO AREAS OF DRIFTING SNOW MAY LEAD TO DIFFICULT 
  TRAVEL... ESPECIALLY OVER MOUNTAIN PASSES. TEMPERATURES WILL 
  DROP SHARPLY AND MAY COMBINE WITH THE STRONG WINDS...CREATING 
  A WIND CHILL HAZARD TO OUTDOOR RECREATIONISTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

WYZ014-015-100900-
/O.CON.KRIW.WW.Y.0025.000000T0000Z-121110T0900Z/
WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST-
1152 PM MST FRI NOV 9 2012

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

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

* SUMMARY AND TIMING...SNOW WILL BE WIDESPREAD THIS EVENING WITH 
  PERIODS OF MODERATE TO HEAVY SNOW...WITH BLOWING SNOW...WILL 
  CONTINUE THROUGH THE NIGHT AND WILL THEN TAPER OFF TO FLURRIES 
  BY SATURDAY MORNING. 

* SNOW ACCUMULATIONS...6 TO 12 INCHES WITH LOCALLY HIGHER 
  AMOUNTS ALONG SOUTHWEST FACING SLOPES. 

* WIND AND VISIBILITY...SOUTHWEST WINDS OF 25 TO 35 MPH WITH 
  GUSTS OVER 50 MPH AT THE SUMMITS MAY CAUSE PERIODS OF NEAR 
  ZERO VISIBILITY IN FALLING AND BLOWING SNOW. 

* IMPACTS...REDUCED VISIBILITY IN FALLING AND BLOWING SNOW IN 
  ADDITION TO AREAS OF DRIFTING SNOW MAY LEAD TO DIFFICULT 
  TRAVEL... ESPECIALLY ON SOUTH PASS. TEMPERATURES WILL DROP 
  SHARPLY THIS EVENING AND MAY COMBINE WITH THE STRONG WINDS... 
  CREATING A WIND CHILL HAZARD TO OUTDOOR RECREATIONISTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

WYZ008-009-101200-
/O.CON.KRIW.WW.Y.0025.000000T0000Z-121110T1200Z/
BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST-
1152 PM MST FRI NOV 9 2012

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

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

* SUMMARY AND TIMING...SNOW WILL INCREASE THIS EVENING...WITH 
  PERIODS OF MODERATE TO HEAVY SNOW EXPECTED TONIGHT. SNOW WILL 
  TAPER OFF TO FLURRIES BY SATURDAY MORNING. 

* SNOW ACCUMULATIONS...6 TO 10 INCHES WITH LOCALLY HIGHER 
  AMOUNTS AROUND POWDER RIVER PASS AND CLOUD PEAK. 

* WIND AND VISIBILITY...NORTHWEST WINDS OF 15 TO 25 MPH WITH 
  GUSTS OVER 35 MPH AT TIMES MAY CAUSE PERIODS OF REDUCED 
  VISIBILITY BELOW A QUARTER MILE IN FALLING AND BLOWING SNOW. 

* IMPACTS...REDUCED VISIBILITY IN FALLING AND BLOWING SNOW IN 
  ADDITION TO AREAS OF DRIFTING SNOW MAY LEAD TO DIFFICULT 
  TRAVEL OVER POWDER RIVER PASS. TEMPERATURES WILL DROP SHARPLY 
  AND MAY COMBINE WITH THE STRONG WINDS...CREATING A WIND CHILL 
  HAZARD TO OUTDOOR RECREATIONISTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

WYZ017-018-101200-
/O.CON.KRIW.WW.Y.0025.000000T0000Z-121110T1200Z/
WIND RIVER BASIN-LANDER FOOTHILLS-
INCLUDING THE CITIES OF...RIVERTON...SHOSHONI...LANDER
1152 PM MST FRI NOV 9 2012

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

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

* SUMMARY AND TIMING...OCCASIONAL LIGHT TO MODERATE SNOW WILL
  CONTINUE OVERNIGHT. 

* SNOW ACCUMULATIONS...2 TO 4 INCHES. 

* WIND AND VISIBILITY...NORTH WIND AT 10 TO 20 MPH...VISIBILITY OF
  ONE-HALF MILE OR LESS AT TIMES.

* IMPACTS...ROADS AND ESPECIALLY BRIDGES WILL BE ICY AND EXTREMELY
  SLICK OVERNIGHT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

WYZ025>028-100900-
/O.CON.KRIW.WW.Y.0025.000000T0000Z-121110T0900Z/
UPPER GREEN RIVER BASIN FOOTHILLS-UPPER GREEN RIVER BASIN-
SOUTH LINCOLN COUNTY-ROCK SPRINGS AND GREEN RIVER-
INCLUDING THE CITIES OF...PINEDALE...LA BARGE...BIG PINEY...
FARSON...KEMMERER...COKEVILLE...ROCK SPRINGS...GREEN RIVER
1152 PM MST FRI NOV 9 2012

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

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

* SUMMARY AND TIMING...AREAS LIGHT SNOW WILL CONTINUE THIS 
  EVENING WITH PERIODS OF MODERATE SNOW...WITH BLOWING SNOW... 
  CONTINUING THROUGH THE NIGHT...AND WILL THEN TAPER OFF TO 
  FLURRIES BY SATURDAY MORNING. 

* SNOW ACCUMULATIONS...3 TO 6 INCHES WITH LOCALLY HIGHER AMOUNTS 
  ALONG SOUTHWEST FACING FOOTHILLS. 

* WIND AND VISIBILITY...SOUTHWEST WINDS OF 15 TO 25 MPH WITH 
  GUSTS OVER 35 MPH AT TIMES MAY CAUSE PERIODS OF REDUCED 
  VISIBILITY BELOW A QUARTER MILE IN FALLING AND BLOWING SNOW. 

* IMPACTS...REDUCED VISIBILITY IN FALLING AND BLOWING SNOW IN 
  ADDITION TO AREAS OF DRIFTING SNOW MAY LEAD TO DIFFICULT 
  TRAVEL. TEMPERATURES WILL DROP SHARPLY AND MAY COMBINE WITH 
  THE STRONG WINDS...CREATING A WIND CHILL HAZARD TO OUTDOOR 
  RECREATIONISTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

WYZ030-101200-
/O.CON.KRIW.WW.Y.0025.000000T0000Z-121110T1200Z/
EAST SWEETWATER COUNTY-
INCLUDING THE CITY OF...WAMSUTTER
1152 PM MST FRI NOV 9 2012

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

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

* SUMMARY AND TIMING...A RAIN AND SNOW MIX WILL SLOWLY SPREAD
  EAST ACROSS THE AREA THIS EVENING WITH PRECIPITATION CHANGING TO
  ALL SNOW LATE THIS EVENING OR EARLY SATURDAY MORNING.

* ICE AND SNOW ACCUMULATIONS...A LIGHT COATING OF ICE FOLLOWED 
  BY 1 TO 2 INCHES OF SNOWFALL. 

* WIND AND VISIBILITY...SOUTH WIND 20 TO 30 MPH WITH GUSTS NEAR 
  40 MPH THIS EVENING. VISIBILITY OF ONE-HALF MILE OR LESS IN 
  FOG...RAIN...A RAIN AND SNOW MIX...AND SNOW. 

* IMPACTS...INTERSTATE 80 WILL BECOME SLICK IN SPOTS THROUGH THE 
  EVENING...ESPECIALLY OVER BRIDGES AND OVERPASSES. EXPECT ICY 
  OR SNOW-COVERED ROADS BY EARLY SATURDAY MORNING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

MEUNIER
3 follow-up statements
575 
WWUS45 KRIW 100908
WSWRIW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
208 AM MST SAT NOV 10 2012

...WINTER STORM WILL CONTINUE TO BRING SNOW ACROSS SOUTHERN AND
CENTRAL WYOMING TODAY...

.BANDS OF SNOW WILL CONTINUE TO PUSH NORTHEAST ACROSS CENTRAL
WYOMING THIS MORNING. NORTHERLY UPSLOPE FLOW WILL INCREASE ACROSS
THE SOUTHERN BIG HORN BASIN AND THE CASPER AREA TODAY WHERE AREAS OF
MODERATE TO HEAVY SNOW WILL CONTINUE INTO THE AFTERNOON HOURS.

WYZ002-101015-
/O.EXP.KRIW.WW.Y.0025.000000T0000Z-121110T0900Z/
ABSAROKA MOUNTAINS-
208 AM MST SAT NOV 10 2012

...WINTER WEATHER ADVISORY WILL EXPIRE AT 2 AM MST EARLY THIS
MORNING...

THE WINTER WEATHER ADVISORY WILL EXPIRE AT 2 AM MST EARLY THIS
MORNING. 

SNOWFALL ACROSS THE AREA HAS WEAKENED THIS MORNING. LIGHT SNOWFALL
WILL REMAIN POSSIBLE THROUGH THE DAY...WITH LIGHT ACCUMULATIONS
EXPECTED. 

$$

WYZ014-015-101015-
/O.EXP.KRIW.WW.Y.0025.000000T0000Z-121110T0900Z/
WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST-
208 AM MST SAT NOV 10 2012

...WINTER WEATHER ADVISORY WILL EXPIRE AT 2 AM MST EARLY THIS
MORNING...

THE WINTER WEATHER ADVISORY WILL EXPIRE AT 2 AM MST EARLY THIS
MORNING. 

SNOWFALL ACROSS THE AREA HAS WEAKENED THIS MORNING. LIGHT SNOWFALL
WILL REMAIN POSSIBLE THROUGH THE DAY...WITH LIGHT ACCUMULATIONS
EXPECTED. 

$$

WYZ025>028-101015-
/O.EXP.KRIW.WW.Y.0025.000000T0000Z-121110T0900Z/
UPPER GREEN RIVER BASIN FOOTHILLS-UPPER GREEN RIVER BASIN-
SOUTH LINCOLN COUNTY-ROCK SPRINGS AND GREEN RIVER-
INCLUDING THE CITIES OF...PINEDALE...LA BARGE...BIG PINEY...
FARSON...KEMMERER...COKEVILLE...ROCK SPRINGS...GREEN RIVER
208 AM MST SAT NOV 10 2012

...WINTER WEATHER ADVISORY WILL EXPIRE AT 2 AM MST EARLY THIS
MORNING...

THE WINTER WEATHER ADVISORY WILL EXPIRE AT 2 AM MST EARLY THIS
MORNING. 

SNOWFALL ACROSS THE AREA HAS WEAKENED THIS MORNING. LIGHT SNOWFALL
WILL REMAIN POSSIBLE THROUGH THE DAY...WITH LIGHT ACCUMULATIONS
EXPECTED. 

$$

WYZ005-006-101215-
/O.CON.KRIW.WS.W.0007.000000T0000Z-121110T1900Z/
SOUTHWEST BIG HORN BASIN-SOUTHEAST BIG HORN BASIN-
INCLUDING THE CITIES OF...THERMOPOLIS...WORLAND
208 AM MST SAT NOV 10 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MST TODAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MST TODAY. 

* SUMMARY AND TIMING...MODERATE TO LOCALLY HEAVY SNOW WILL
  CONTINUE THIS MORNING...GRADUALLY TAPERING OFF THROUGH THE DAY.
  UPSLOPE SNOW WILL PERSIST FROM THERMOPOLIS TO TEN SLEEP AND
  SOUTHWARD INTO THE EARLY AFTERNOON HOURS.

* SNOW ACCUMULATIONS...4 TO 8 INCHES WITH 8 TO 12 INCHES AROUND 
  THERMOPOLIS AND TEN SLEEP. 

* VISIBILITY...ONE-QUARTER TO ONE-HALF MILE IN HEAVIER SNOW 
  SHOWERS. 

* IMPACTS...ROADS WILL BE SNOW-COVERED AND SLICK TODAY. SOME
  RURAL ROADS MAY BECOME IMPASSABLE...ESPECIALLY EAST OF
  THERMOPOLIS AND IN THE VICINITY AND SOUTH OF TEN SLEEP.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

WYZ008-009-101200-
/O.CON.KRIW.WW.Y.0025.000000T0000Z-121110T1200Z/
BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST-
208 AM MST SAT NOV 10 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST EARLY
THIS MORNING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST EARLY
THIS MORNING. 

* SUMMARY AND TIMING...PERIODS OF MODERATE TO HEAVY SNOW EXPECTED
  THROUGH THE EARLY MORNING HOURS. SNOW WILL THEN TAPER OFF TO
  FLURRIES.

* SNOW ACCUMULATIONS...6 TO 10 INCHES WITH LOCALLY HIGHER 
  AMOUNTS AROUND POWDER RIVER PASS AND CLOUD PEAK. 

* WIND AND VISIBILITY...NORTHWEST WINDS OF 15 TO 25 MPH WITH 
  GUSTS OVER 35 MPH AT TIMES MAY CAUSE PERIODS OF REDUCED 
  VISIBILITY BELOW A QUARTER MILE IN FALLING AND BLOWING SNOW. 

* IMPACTS...REDUCED VISIBILITY IN FALLING AND BLOWING SNOW IN 
  ADDITION TO AREAS OF DRIFTING SNOW MAY LEAD TO DIFFICULT 
  TRAVEL OVER POWDER RIVER PASS. TEMPERATURES WILL DROP SHARPLY 
  AND MAY COMBINE WITH THE STRONG WINDS...CREATING A WIND CHILL 
  HAZARD TO OUTDOOR RECREATIONISTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

WYZ010-101215-
/O.CON.KRIW.WW.Y.0025.000000T0000Z-121110T2200Z/
NORTHEAST JOHNSON COUNTY-
INCLUDING THE CITY OF...BUFFALO
208 AM MST SAT NOV 10 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MST THIS
AFTERNOON...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MST THIS
AFTERNOON. 

* SUMMARY AND TIMING...OCCASIONAL LIGHT TO MODERATE SNOW WILL
  CONTINUE THROUGH THIS MORNING...GRADUALLY TAPERING OFF THIS AFTERNOON.

* SNOW ACCUMULATIONS...3 TO 6 INCHES WITH LOCALLY HIGHER AMOUNTS 
  IN THE FOOTHILLS WEST OF BUFFALO. 

* WIND AND VISIBILITY...NORTH WINDS OF 20 TO 30 MPH WITH GUSTS
  OVER 35 MPH AT TIMES AND MAY CAUSE PERIODS OF REDUCED
  VISIBILITY BELOW A QUARTER MILE IN FALLING AND BLOWING SNOW.

* IMPACTS...REDUCED VISIBILITY IN FALLING AND BLOWING SNOW IN 
  ADDITION TO AREAS OF DRIFTING SNOW MAY LEAD TO DIFFICULT 
  TRAVEL. TEMPERATURES WILL DROP SHARPLY AND MAY COMBINE WITH 
  THE STRONG WINDS...CREATING A WIND CHILL HAZARD TO OUTDOOR 
  RECREATIONISTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

WYZ017-018-101200-
/O.CON.KRIW.WW.Y.0025.000000T0000Z-121110T1200Z/
WIND RIVER BASIN-LANDER FOOTHILLS-
INCLUDING THE CITIES OF...RIVERTON...SHOSHONI...LANDER
208 AM MST SAT NOV 10 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST EARLY
THIS MORNING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST EARLY
THIS MORNING. 

* SUMMARY AND TIMING...OCCASIONAL LIGHT TO MODERATE SNOW WILL 
  CONTINUE THROUGH THE EARLY MORNING HOURS. 

* SNOW ACCUMULATIONS...2 TO 4 INCHES.

* WIND AND VISIBILITY...NORTH WIND AT 10 TO 20 MPH...VISIBILITY 
  OF ONE-HALF MILE OR LESS AT TIMES. 

* IMPACTS...ROADS AND ESPECIALLY BRIDGES WILL BE ICY AND 
  EXTREMELY SLICK OVERNIGHT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

WYZ011-019-020-101215-
/O.CON.KRIW.WW.Y.0025.000000T0000Z-121110T2200Z/
SOUTHEAST JOHNSON COUNTY-GREEN MOUNTAINS AND RATTLESNAKE RANGE-
NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITIES OF...KAYCEE...JEFFREY CITY...CASPER
208 AM MST SAT NOV 10 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MST THIS
AFTERNOON...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MST THIS
AFTERNOON. 

* SUMMARY AND TIMING...LIGHT TO MODERATE SNOW WILL CONTINUE THIS
  MORNING...WITH SNOW GRADUALLY TAPERING OFF THIS AFTERNOON.

* SNOW ACCUMULATIONS...2 TO 6 INCHES.

* VISIBILITY...ONE-QUARTER TO ONE-HALF MILE AT TIMES.

* IMPACTS...ROADS AND OTHER SURFACES WILL BE ICY AND EXTREMELY 
  SLICK UNDERNEATH THE SNOW COVER...ESPECIALLY OVER BRIDGES AND 
  OVERPASSES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

WYZ022-101215-
/O.CON.KRIW.WW.Y.0025.000000T0000Z-121110T2200Z/
CASPER MOUNTAIN-
208 AM MST SAT NOV 10 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MST THIS
AFTERNOON...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MST THIS
AFTERNOON. 

* SUMMARY AND TIMING...PERIODS OF MODERATE SNOWFALL WILL CONTINUE NTO
  THE AFTERNOON HOURS...TAPERING OFF IN THE LATE AFTERNOON.

* SNOW ACCUMULATIONS...4 TO 8 INCHES.

* VISIBILITY...ONE-QUARTER TO ONE-HALF MILE IN HEAVIER SNOW.

* IMPACTS...ROADS ON CASPER MOUNTAIN WILL BECOME INCREASINGLY
  SNOW-PACKED THIS MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

WYZ030-101200-
/O.CON.KRIW.WW.Y.0025.000000T0000Z-121110T1200Z/
EAST SWEETWATER COUNTY-
INCLUDING THE CITY OF...WAMSUTTER
208 AM MST SAT NOV 10 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST EARLY
THIS MORNING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST EARLY
THIS MORNING. 

* SUMMARY AND TIMING...PERIODS OF A RAIN AND SNOW MIX WILL
  CONTINUE THROUGH THE EARLY MORNING HOURS. PRECIPITATION WILL
  THEN CONVERT TO SNOWFALL.

* ICE AND SNOW ACCUMULATIONS...A LIGHT COATING OF ICE FOLLOWED 
  BY 1 TO 2 INCHES OF SNOWFALL. 

* WIND AND VISIBILITY...SOUTH WIND 20 TO 30 MPH WITH GUSTS NEAR 40
  MPH. VISIBILITY OF ONE-HALF MILE OR LESS IN FOG...RAIN...A RAIN
  AND SNOW MIX...AND SNOW.

* IMPACTS...INTERSTATE 80 WILL BECOME ICY OR SNOW-COVERED BY THE EARLY
  MORNING HOURS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$
897 
WWUS45 KRIW 101142
WSWRIW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
442 AM MST SAT NOV 10 2012

...WINTER STORM WILL CONTINUE TO BRING SNOW ACROSS PORTIONS OF CENTRAL
WYOMING TODAY...

.THE COMBINATION OF UPSLOPE AND A FAVORABLE JET STREAM PATTERN
ALOFT WILL CONTINUE TO BRING PERIODS OF LIGHT TO MODERATE SNOW TO
MUCH OF CENTRAL WYOMING THROUGH AT LEAST THE MORNING HOURS AND
MOST LIKELY INTO THE AFTERNOON HOURS ACROSS NATRONA AND JOHNSON
COUNTIES. 

WYZ008-009-101245-
/O.EXP.KRIW.WW.Y.0025.000000T0000Z-121110T1200Z/
BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST-
442 AM MST SAT NOV 10 2012

...WINTER WEATHER ADVISORY WILL EXPIRE AT 5 AM MST EARLY THIS
MORNING...

THE WINTER WEATHER ADVISORY WILL EXPIRE AT 5 AM MST EARLY THIS
MORNING. 

LIGHT SNOW WILL CONTINUE TODAY BUT ADDITIONAL SNOWFALL WILL
GENERALLY ONLY BE 1 TO 3 INCHES.

$$

WYZ017-018-101245-
/O.EXP.KRIW.WW.Y.0025.000000T0000Z-121110T1200Z/
WIND RIVER BASIN-LANDER FOOTHILLS-
INCLUDING THE CITIES OF...RIVERTON...SHOSHONI...LANDER
442 AM MST SAT NOV 10 2012

...WINTER WEATHER ADVISORY WILL EXPIRE AT 5 AM MST EARLY THIS
MORNING...

THE WINTER WEATHER ADVISORY WILL EXPIRE AT 5 AM MST EARLY THIS
MORNING. 

PERIODS OF LIGHT SNOW WILL CONTINUE TODAY...ESPECIALLY THIS
MORNING BUT ADDITIONAL SNOWFALL WILL BE LIGHT. HOWEVER...AREA
ROADS WILL BE SLICK SO USE CAUTION WHILE TRAVELLING THIS MORNING.
SNOWFALL AMOUNTS GENERALLY RANGED FROM 1 TO 2 INCHES WITH UP TO 3
INCHES AROUND LANDER.

$$

WYZ030-101245-
/O.EXP.KRIW.WW.Y.0025.000000T0000Z-121110T1200Z/
EAST SWEETWATER COUNTY-
INCLUDING THE CITY OF...WAMSUTTER
442 AM MST SAT NOV 10 2012

...WINTER WEATHER ADVISORY WILL EXPIRE AT 5 AM MST EARLY THIS
MORNING...

THE WINTER WEATHER ADVISORY WILL EXPIRE AT 5 AM MST EARLY THIS
MORNING. 

PERIODS OF LIGHT SNOW WILL CONTINUE THIS MORNING BUT ADDITIONAL
SNOWFALL WILL BE LIGHT. HOWEVER...AREA ROADS INCLUDING INTERSTATE
80 WILL BE SLICK SO USE CAUTION WHILE TRAVELLING THIS MORNING.

$$

WYZ005-006-101900-
/O.CON.KRIW.WS.W.0007.000000T0000Z-121110T1900Z/
SOUTHWEST BIG HORN BASIN-SOUTHEAST BIG HORN BASIN-
INCLUDING THE CITIES OF...THERMOPOLIS...WORLAND
442 AM MST SAT NOV 10 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MST TODAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MST TODAY. 

* SUMMARY AND TIMING...ANOTHER PERIOD OF INCREASING SNOWFALL MAY
  DEVELOP THIS MORNING AND BRING ADDITIONAL ACCUMULATING SNOWFALL.
  NEW SNOWFALL OF 1 TO 3 INCHES IS POSSIBLE DEPENDING ON HOW WELL
  THIS BAND OF SNOW DEVELOPS. 

* SNOW ACCUMULATIONS...STORM TOTALS OF 4 TO 8 INCHES WITH 8 TO 12
  INCHES FROM AROUND TEN SLEEP SOUTH TO BIG TRAILS.

* VISIBILITY...ONE-QUARTER TO ONE-HALF MILE IN HEAVIER SNOW 
  SHOWERS. 

* IMPACTS...ROADS WILL BE SNOW-COVERED AND SLICK TODAY. SOME 
  RURAL ROADS MAY BECOME IMPASSABLE...ESPECIALLY EAST OF 
  THERMOPOLIS AND IN THE VICINITY AND SOUTH OF TEN SLEEP. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

WYZ010-101915-
/O.CON.KRIW.WW.Y.0025.000000T0000Z-121110T2200Z/
NORTHEAST JOHNSON COUNTY-
INCLUDING THE CITY OF...BUFFALO
442 AM MST SAT NOV 10 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MST THIS
AFTERNOON...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MST THIS
AFTERNOON. 

* SUMMARY AND TIMING...OCCASIONAL LIGHT TO MODERATE SNOW WILL 
  CONTINUE THROUGH THIS MORNING...GRADUALLY TAPERING OFF THIS 
  AFTERNOON. 

* SNOW ACCUMULATIONS...3 TO 6 INCHES WITH LOCALLY HIGHER AMOUNTS 
  IN THE FOOTHILLS WEST OF BUFFALO. 

* WIND AND VISIBILITY...NORTH WINDS OF 20 TO 30 MPH WITH GUSTS 
  OVER 35 MPH AT TIMES AND MAY CAUSE PERIODS OF REDUCED 
  VISIBILITY BELOW A QUARTER MILE IN FALLING AND BLOWING SNOW. 

* IMPACTS...REDUCED VISIBILITY IN FALLING AND BLOWING SNOW IN 
  ADDITION TO AREAS OF DRIFTING SNOW MAY LEAD TO DIFFICULT 
  TRAVEL. TEMPERATURES WILL DROP SHARPLY AND MAY COMBINE WITH 
  THE STRONG WINDS...CREATING A WIND CHILL HAZARD TO OUTDOOR 
  RECREATIONISTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

WYZ011-019-020-101915-
/O.CON.KRIW.WW.Y.0025.000000T0000Z-121110T2200Z/
SOUTHEAST JOHNSON COUNTY-GREEN MOUNTAINS AND RATTLESNAKE RANGE-
NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITIES OF...KAYCEE...JEFFREY CITY...CASPER
442 AM MST SAT NOV 10 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MST THIS
AFTERNOON...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MST THIS
AFTERNOON. 

* SUMMARY AND TIMING...LIGHT TO MODERATE SNOW WILL CONTINUE THIS 
  MORNING...WITH SNOW GRADUALLY TAPERING OFF THIS AFTERNOON. 

* SNOW ACCUMULATIONS...2 TO 6 INCHES.

* VISIBILITY...ONE-QUARTER TO ONE-HALF MILE AT TIMES.

* IMPACTS...ROADS AND OTHER SURFACES WILL BE ICY AND EXTREMELY 
  SLICK UNDERNEATH THE SNOW COVER...ESPECIALLY OVER BRIDGES AND 
  OVERPASSES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

WYZ022-101915-
/O.CON.KRIW.WW.Y.0025.000000T0000Z-121110T2200Z/
CASPER MOUNTAIN-
442 AM MST SAT NOV 10 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MST THIS
AFTERNOON...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MST THIS
AFTERNOON. 

* SUMMARY AND TIMING...PERIODS OF MODERATE SNOWFALL WILL 
  CONTINUE INTO THE AFTERNOON HOURS...TAPERING OFF IN THE LATE 
  AFTERNOON. 

* SNOW ACCUMULATIONS...4 TO 8 INCHES.

* VISIBILITY...ONE-QUARTER TO ONE-HALF MILE IN HEAVIER SNOW.

* IMPACTS...ROADS ON CASPER MOUNTAIN WILL BECOME INCREASINGLY 
  SNOW-PACKED THIS MORNING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$
747 
WWUS45 KRIW 101858
WSWRIW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
1158 AM MST SAT NOV 10 2012

...WINTER STORM WILL CONTINUE TO BRING SNOW ACROSS PORTIONS OF
CENTRAL WYOMING TODAY...

.THE COMBINATION OF UPSLOPE AND A FAVORABLE JET STREAM PATTERN
ALOFT WILL CONTINUE TO BRING PERIODS OF LIGHT TO MODERATE SNOW TO
MUCH OF CENTRAL WYOMING THROUGH AT LEAST THE MORNING HOURS AND
MOST LIKELY INTO THE AFTERNOON HOURS ACROSS NATRONA AND JOHNSON
COUNTIES.

WYZ005-006-102000-
/O.EXP.KRIW.WS.W.0007.000000T0000Z-121110T1900Z/
SOUTHWEST BIG HORN BASIN-SOUTHEAST BIG HORN BASIN-
INCLUDING THE CITIES OF...THERMOPOLIS...WORLAND
1158 AM MST SAT NOV 10 2012

...WINTER STORM WARNING WILL EXPIRE AT NOON MST TODAY...

THE WINTER STORM WARNING WILL EXPIRE AT NOON MST TODAY. 

SOME LIGHT SNOWFALL WILL CONTINUE THROUGH THE AFTERNOON. 

$$

WYZ010-102200-
/O.CON.KRIW.WW.Y.0025.000000T0000Z-121110T2200Z/
NORTHEAST JOHNSON COUNTY-
INCLUDING THE CITY OF...BUFFALO
1158 AM MST SAT NOV 10 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MST THIS
AFTERNOON...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MST THIS
AFTERNOON. 

* SUMMARY AND TIMING...OCCASIONAL LIGHT TO MODERATE SNOW WILL
  CONTINUE...GRADUALLY TAPERING OFF THIS AFTERNOON.

* SNOW ACCUMULATIONS...3 TO 6 INCHES WITH LOCALLY HIGHER AMOUNTS 
  IN THE FOOTHILLS WEST OF BUFFALO. 

* WIND AND VISIBILITY...NORTH WINDS OF 20 TO 30 MPH WITH GUSTS 
  OVER 35 MPH AT TIMES AND MAY CAUSE PERIODS OF REDUCED 
  VISIBILITY BELOW A QUARTER MILE IN FALLING AND BLOWING SNOW. 

* IMPACTS...REDUCED VISIBILITY IN FALLING AND BLOWING SNOW IN 
  ADDITION TO AREAS OF DRIFTING SNOW MAY LEAD TO DIFFICULT 
  TRAVEL. TEMPERATURES WILL DROP SHARPLY AND MAY COMBINE WITH 
  THE STRONG WINDS...CREATING A WIND CHILL HAZARD TO OUTDOOR 
  RECREATIONISTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

WYZ011-019-020-102200-
/O.CON.KRIW.WW.Y.0025.000000T0000Z-121110T2200Z/
SOUTHEAST JOHNSON COUNTY-GREEN MOUNTAINS AND RATTLESNAKE RANGE-
NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITIES OF...KAYCEE...JEFFREY CITY...CASPER
1158 AM MST SAT NOV 10 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MST THIS
AFTERNOON...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MST THIS
AFTERNOON. 

* SUMMARY AND TIMING...LIGHT TO MODERATE SNOW WILL CONTINUE...WITH
  SNOW GRADUALLY TAPERING OFF THIS AFTERNOON.

* SNOW ACCUMULATIONS...2 TO 6 INCHES.

* VISIBILITY...ONE-QUARTER TO ONE-HALF MILE AT TIMES.

* IMPACTS...ROADS AND OTHER SURFACES WILL BE ICY AND EXTREMELY 
  SLICK UNDERNEATH THE SNOW COVER...ESPECIALLY OVER BRIDGES AND 
  OVERPASSES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

WYZ022-102200-
/O.CON.KRIW.WW.Y.0025.000000T0000Z-121110T2200Z/
CASPER MOUNTAIN-
1158 AM MST SAT NOV 10 2012

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MST THIS
AFTERNOON...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MST THIS
AFTERNOON. 

* SUMMARY AND TIMING...PERIODS OF MODERATE SNOWFALL WILL 
  CONTINUE INTO THE AFTERNOON HOURS...TAPERING OFF IN THE LATE 
  AFTERNOON. 

* SNOW ACCUMULATIONS...4 TO 8 INCHES.

* VISIBILITY...ONE-QUARTER TO ONE-HALF MILE IN HEAVIER SNOW.

* IMPACTS...ROADS ON CASPER MOUNTAIN WILL BECOME INCREASINGLY 
  SNOW-PACKED THIS MORNING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF
TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET
AT WYOROAD.INFO.

&&

$$

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 Nov 9, 7:35 PM MST, 4 hours 17 minutes earlier.

Area forecast discussion, Nov 9, 7:35 PM MST, 4 hours 17 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE RIVERTON WY
735 PM MST FRI NOV 9 2012

.UPDATE...HEAVIEST PRECIPITATION OCCURRING UNDERNEATH BAROCLINIC
BAND FROM SOUTHWEST ACROSS CENTRAL WYOMING...AHEAD OF UPPER LOW
NEAR LAS VEGAS. SURFACE LOW CENTERED NEAR RAWLINS WITH CANADIAN
COLD FRONT ACROSS MOST OF FREMONT AND NATRONA COUNTIES...BELOW
FREEZING SURFACE TEMPERATURES TO THE NORTH OF THE
FRONT...TEMPERATURES IN THE MID 30S TO NEAR 50 SOUTH OF THE FRONT.
MIXED PRECIPITATION OCCURRING NEAR FRONTAL BOUNDARY...SOME
FREEZING RAIN OBSERVED. WINTER WEATHER ADVISORIES HAVE BEEN
EXPANDED ACROSS AREAS CENTRAL AND SOUTHERN WYOMING WHERE SOME
FREEZING OR LIQUID PRECIPITATION HAS FALLEN WITH AREAS OF MODERATE
SNOWFALL FURTHER TO THE NORTH AND WEST.

&&

.PREV DISCUSSION... /ISSUED 314 PM MST FRI NOV 9 2012/

SHORT TERM...TONIGHT THROUGH MONDAY

THE UPPER LEVEL LOW PRESSURE STORM SYSTEM WILL SHIFT EAST
SPREADING THE THREAT OF SNOW INTO THE NORTH AND NORTHEAST AREAS
WITH LESSER SNOW AMOUNTS EXPECTED IN CENTRAL AREAS.  THE MAIN FOCUS
WILL BE OVER AND AROUND THE BIGHORN MOUNTAINS. NORTHERN JOHNSON
SHOULD SEE STRONG NORTH WINDS AND SNOW THROUGH THE NIGHT. THE
SOUTHEAST BIG HORN BASIN SHOULD ALSO SEE 2 TO 5 INCHES OF SNOW IN
WASHAKIE AND HOT SPRINGS COUNTY WHERE THE COLD AIR WILL UPSLOPE
INTO THE NORTH SLOPES OF THE BRIDGER RANGE. NORTH NORTHWEST FLOW
WILL KEEP SOME VERY LIGHT SNOW AROUND SATURDAY IN THE MOUNTAINS
AND EAST CENTRAL AREAS. TEMPERATURES WILL BE MUCH COLDER WITH MOST
AREAS BELOW FREEZING SATURDAY AND SUNDAY. A SECOND SHOT OF COLD
AIR ALOFT WILL COME SOUTHEAST OVER WYOMING ON SUNDAY AND SUNDAY NIGHT.
SOME OF THE BASIN AREAS MAY GET TRAPPED BY INVERSIONS SUNDAY AND
MONDAY WITH COLD POOLS OF AIR LIMITING WARMING EVEN WITH MORE SUNSHINE
MONDAY. TONIGHTS SNOWFALL COULD HAVE A SIGNIFICANT IMPACT ON
TEMPERATURES THE NEXT FEW DAY. DEVELOPMENT FOG MAY ALSO
COMPLICATE MATTERS WITH TEMPERATURES.

LONG TERM...MONDAY NIGHT THROUGH FRIDAY NIGHT

THE MODELS CONTINUE TO HAVE SOME SUBTLE DIFFERENCES THAT ARE CAUSING
SOME UNCERTAINTY IN THE FORECAST. BOTH MODELS SHOW A WEAK UPPER
LEVEL DISTURBANCE WORKING INTO WESTERN WYOMING SO WE MAINTAINED A
SLIGHT CHANCE OF SHOWERS ACROSS THE FAVORED WESTERLY UPSLOPE REGIONS
ALTHOUGH AMOUNTS LOOK TO BE LIGHT AT THIS POINT. AFTER THIS...THERE
ARE SOME DIFFERENCES IN TIMING. BOTH MODELS DO SHOW RIDING BUILDING
ACROSS THE ROCKIES BUT THE EUROPEAN IS FASTER THAN THE GFS. AS A
RESULT...FOR TUESDAY AND WEDNESDAY THE GFS CONTINUES A MAINLY FLAT
FLOW WITH A SHORTWAVE BRINGING ANOTHER CHANCE OF SHOWERS INTO THE
WESTERN MOUNTAINS WITH THE EUROPEAN HAVING MORE RIDGING AND KEEPING
THE BEST MOISTURE IN IDAHO AND MONTANA. AT THIS POINT WE DIDNT MAKE
A LOT OF CHANGES TO CONTINUITY WITH A SLIGHT CHANCE OF SHOWERS
ACROSS THE NORTHWESTERN MOUNTAINS. POPS WERE THEN REDUCED FOR
THURSDAY WITH BOTH MODELS SHOWING MAINLY DRY CONDITIONS ACROSS THE
REGION. EXPECT TEMPERATURES TO SLOWLY MODERATE THROUGH THE PERIOD
WITH THE BUILDING RIDGE.

AVIATION.../00Z ISSUANCE/

WEST OF THE CONTINENTAL DIVIDE...A STORM SYSTEM WILL CONTINUE TO
IMPACT THE AREA TONIGHT. MAINLY MVFR CONDITIONS WITH OCCASIONAL IFR
CONDITIONS WILL CONTINUE THROUGH 06Z TONIGHT. THIS INCLUDES THE
KJAC...KBPI...KPNA AND KRKS TERMINAL SITES. THEN CONDITIONS WILL
IMPROVE IN SOME AREAS AFTER 06Z SATURDAY. EXPECT MOUNTAINS TO BE
FREQUENTLY OBSCURED TODAY INTO THE EVENING HOURS. OCCASIONAL SNOW
SHOWERS WILL CONTINUE INTO SATURDAY ALTHOUGH THEY WILL BE LESS
NUMEROUS AND CEILINGS WILL BE SOMEWHAT HIGHER. WEATHER CONDITIONS
ARE LIKELY TO CHANGE QUICKLY ACROSS THE REGION AS THIS STORM MOVES
THROUGH TONIGHT. BE SURE TO CHECK FOR THE LATEST TERMINAL FORECASTS.

EAST OF THE DIVIDE...STRONG WINDS WILL DECREASE AS WE HEAD INTO THE
EVENING. ANY RAIN WILL CHANGE OVER TO SNOW DURING THE EVENING AND
WILL CONTINUE ON AND OFF THROUGH THE NIGHT AND INTO SATURDAY AS
WELL. EXPECT VFR CEILINGS THROUGH MOST LOCATIONS WITH LOCAL IFR
CONDITIONS IN HEAVIER SNOWBANDS THROUGH 12Z. EXPECT SCATTERED TO
WIDESPREAD MOUNTAIN OBSCURATIONS. CONDITIONS MAY IMPROVE AFTER 18Z
TOMORROW FROM WEST TO EAST AS THE STORM MOVES AWAY TO THE EAST.
WEATHER CONDITIONS ARE LIKELY TO CHANGE QUICKLY ACROSS THE REGION AS
THIS STORM MOVES THROUGH TONIGHT. BE SURE TO CHECK FOR THE LATEST
TERMINAL FORECASTS.

FIRE WEATHER...

COLDER AIR WILL MOVE OVER THE AREA THROUGH THE WEEKEND BEHIND THE
COLD FRONT BRINGING AREAS OF RAIN AND SNOW TONIGHT. THE MOUNTAINS AND
AREAS ALONG AND AST OF THE CONTINENTAL DIVIDE WILL LIKELY SEE SOME
LIGHT SNOW SATURDAY...THEN ISOLATED SNOW SHOWERS OVER THE WESTERN
MOUNTAINS IN NORTHWEST FLOW ALOFT WILL BE THE ONLY PRECIPITATION. THE
NEXT FEW DAYS WILL BE THE COLDEST STRETCH SO FAR THIS AUTUMN. SOME
OF THE WESTERN VALLEYS WILL HAVE LOWS BELOW ZERO WHILE MANY AREAS
WILL HAVE LOWS AROUND 10. HIGHS WILL GENERALLY BE BELOW FREEZING.

&&

.RIW WATCHES/WARNINGS/ADVISORIES...
WINTER WEATHER ADVISORY UNTIL 5 AM MST SATURDAY
WYZ005-006-008>011-017>020-030.

WINTER WEATHER ADVISORY UNTIL 2 AM MST SATURDAY
WYZ002-014-015-025>028.

&&

UPDATE...AEM
SHORT TERM...C.BAKER
LONG TERM...HATTINGS
AVIATION...HATTINGS
FIRE WEATHER...C.BAKER
Hazardous weather outlook, Nov 9, 6:28 PM MST, 5 hours 24 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RIVERTON WY
628 PM MST FRI NOV 9 2012

WYZ001>020-022>030-101200-
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-
628 PM MST FRI NOV 9 2012

...WINTER WEATHER ADVISORY THROUGH LATE TONIGHT FOR THE SOUTHWEST
VALLEYS...

...WINTER WEATHER ADVISORY THROUGH THE OVERNIGHT HOURS
FOR PORTIONS OF CENTRAL AND EASTERN WYOMING...

.DAY ONE...TONIGHT

ONGOING SNOWFALL ACROSS SOUTHWESTERN WYOMING WILL RESULT IN
SIGNIFICANT ACCUMULATIONS THROUGH THE NIGHT. A WINTER WEATHER
ADVISORY IS IN EFFECT THROUGH THE OVERNIGHT HOURS. SNOWFALL WILL
SPREAD EAST THROUGH THE EVENING...WITH SIGNIFICANT SNOWFALL ALSO
POSSIBLE OVER AND AROUND THE BIGHORN MOUNTAINS OVERNIGHT. A WINTER
WEATHER ADVISORY IS ALSO IN EFFECT FOR THIS AREA.

AREAS OF FREEZING RAIN...MIXED WITH RAIN AND SNOW...WILL FALL THIS
EVENING BEFORE CHANGING OVER TO SNOW LATER TONIGHT FOR SOUTHERN
JOHNSON...NATRONA...FREMONT AND EASTERN SWEETWATER COUNTIES. A LIGHT
COATING OF ICE WILL FORM...DUE TO THE ONGOING PRECIPITATION...AS WELL
AS FROM RAIN THAT FELL EARLIER THIS AFTERNOON. A WINTER WEATHER
ADVISORY IS IN EFFECT FOR THESE AREAS.

PLEASE VISIT THE APPROPRIATE HIGHLIGHT PRODUCT FOR INFORMATION ON
SNOWFALL AND WIND.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

SATURDAY AND SUNDAY...MUCH COLDER. SNOW TAPERING OFF THROUGH THE
DAY SATURDAY AND SATURDAY NIGHT..

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE ENCOURAGED TO REPORT SNOWFALL AND WIND STRONGER THAN 50
MPH TODAY. THANK YOU.

TEAM RIVERTON

In the hours before

Local storm report, Nov 9, 8:09 PM MST, 3 hours 43 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
909 PM MDT FRI NOV 09 2012

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0451 PM     SNOW             10 W PAHASKA            44.48N 110.16W
11/09/2012  E5.00 INCHES     YELLOWSTONE        WY   MESONET

            SYLVAN LAKE SNOTEL

0451 PM     SNOW             25 NE MORAN JUNCTION    44.15N 110.22W
11/09/2012  E4.00 INCHES     YELLOWSTONE        WY   MESONET

            TWO OCEAN PLATEAU SNOTEL

0451 PM     SNOW             21 W CLARK              44.94N 109.57W
11/09/2012  E3.00 INCHES     PARK               WY   MESONET

            BEARTOOTH LAKE SNOTEL

0451 PM     SNOW             19 WSW WAPITI           44.38N 109.79W
11/09/2012  E4.00 INCHES     PARK               WY   MESONET

            BLACKWATER SNOTEL

0452 PM     SNOW             14 NE PAHASKA           44.65N 109.78W
11/09/2012  E3.00 INCHES     PARK               WY   MESONET

            EVENING STAR SNOTEL

0452 PM     SNOW             18 SW CODY              44.30N 109.24W
11/09/2012  E5.00 INCHES     PARK               WY   MESONET

            MARQUETTE SNOTEL

0452 PM     SNOW             26 WSW CLARK            44.80N 109.66W
11/09/2012  E3.00 INCHES     PARK               WY   MESONET

            WOLVERINE SNOTEL

0454 PM     SNOW             8 NNE MORAN JUNCTION    43.95N 110.45W
11/09/2012  E4.00 INCHES     TETON              WY   MESONET

            BASE CAMP SNOTEL

0454 PM     SNOW             6 ENE ALTA              43.78N 110.93W
11/09/2012  E3.00 INCHES     TETON              WY   MESONET

            GRAND TARGHEE SNOTEL

0454 PM     SNOW             8 W SOUTH ENTRANCE      44.13N 110.83W
11/09/2012  E5.00 INCHES     TETON              WY   MESONET

            GRASSY LAKE SNOTEL

0455 PM     SNOW             20 NE BONDURANT         43.39N 110.13W
11/09/2012  E3.00 INCHES     TETON              WY   MESONET

            GROS VENTRE SUMMIT SNOTEL

0455 PM     SNOW             14 E BONDURANT          43.17N 110.14W
11/09/2012  E3.00 INCHES     SUBLETTE           WY   MESONET

            LOOMIS PARK SNOTEL

0455 PM     SNOW             25 NW DUBOIS            43.75N 110.06W
11/09/2012  E4.00 INCHES     TETON              WY   MESONET

            TOGWOTEE PASS SNOTEL

0545 PM     SNOW             16 SW DUBOIS            43.38N 109.88W
11/09/2012  E2.00 INCHES     SUBLETTE           WY   MESONET

            GUNSITE PASS SNOTEL

0546 PM     SNOW             22 N CORA               43.25N 110.02W
11/09/2012  E2.00 INCHES     SUBLETTE           WY   MESONET

            KENDALL RANGER STATION SNOTEL

0546 PM     SNOW             12 N CORA               43.11N 109.95W
11/09/2012  E1.00 INCHES     SUBLETTE           WY   MESONET

            NEW FORK LAKE SNOTEL

0546 PM     SNOW             14 W CROWHEART          43.28N 109.45W
11/09/2012  E2.00 INCHES     FREMONT            WY   MESONET

            COLD SPRINGS SNOTEL

0547 PM     SNOW             19 SW BONDURANT         42.96N 110.61W
11/09/2012  E4.00 INCHES     LINCOLN            WY   MESONET

            BLIND BULL SUMMIT SNOTEL

0547 PM     SNOW             8 SE AFTON              42.65N 110.81W
11/09/2012  E5.00 INCHES     LINCOLN            WY   MESONET

            COTTONWOOD CREEK SNOTEL

0548 PM     SNOW             36 N KEMMERER           42.30N 110.68W
11/09/2012  E3.00 INCHES     LINCOLN            WY   MESONET

            INDIAN CREEK SNOTEL

0548 PM     SNOW             15 NNE COKEVILLE        42.27N 110.81W
11/09/2012  E1.00 INCHES     LINCOLN            WY   MESONET

            KELLEY RANGER STATION SNOTEL

0550 PM     SNOW             15 S AFTON              42.51N 110.91W
11/09/2012  E3.00 INCHES     LINCOLN            WY   MESONET

            SALT RIVER SUMMIT SNOTEL

0550 PM     SNOW             21 W BIG PINEY          42.49N 110.53W
11/09/2012  E1.00 INCHES     SUBLETTE           WY   MESONET

            SNIDER BASIN SNOTEL

0551 PM     SNOW             19 SE AFTON             42.53N 110.66W
11/09/2012  E1.00 INCHES     LINCOLN            WY   MESONET

            SPRING CREEK DIVIDE SNOTEL

0551 PM     SNOW             17 E AFTON              42.76N 110.59W
11/09/2012  E1.00 INCHES     SUBLETTE           WY   MESONET

            TRIPLE PEAK SNOTEL

0551 PM     HEAVY SNOW       8 NE AFTON              42.82N 110.84W
11/09/2012  E7.00 INCHES     LINCOLN            WY   MESONET

            WILLOW CREEK SNOTEL

0551 PM     SNOW             12 ESE BONDURANT        43.13N 110.20W
11/09/2012  E3.00 INCHES     SUBLETTE           WY   MESONET

            EAST RIM DIVIDE SNOTEL

0553 PM     SNOW             5 SSE SMOOT             42.55N 110.88W
11/09/2012  M4.00 INCHES     LINCOLN            WY   COCORAHS

0554 PM     HEAVY SNOW       1 W SMOOT               42.62N 110.93W
11/09/2012  M8.00 INCHES     LINCOLN            WY   PUBLIC

0554 PM     SNOW             AFTON                   42.71N 110.92W
11/09/2012  M3.00 INCHES     LINCOLN            WY   TRAINED SPOTTER

0555 PM     SNOW             ALPINE                  43.15N 111.00W
11/09/2012  M3.00 INCHES     LINCOLN            WY   TRAINED SPOTTER

0556 PM     SNOW             2 SE THAYNE             42.90N 110.98W
11/09/2012  M5.00 INCHES     LINCOLN            WY   COCORAHS

0556 PM     HEAVY SNOW       5 NNE THAYNE            42.97N 110.94W
11/09/2012  M7.00 INCHES     LINCOLN            WY   COCORAHS

0557 PM     HEAVY SNOW       3 SE BEDFORD            42.87N 110.90W
11/09/2012  M10.00 INCHES    LINCOLN            WY   CO-OP OBSERVER

0557 PM     SNOW             JACKSON                 43.48N 110.75W
11/09/2012  M0.50 INCHES     TETON              WY   CO-OP OBSERVER

0557 PM     SNOW             OLD FAITHFUL            44.45N 110.83W
11/09/2012  M1.00 INCHES     TETON              WY   CO-OP OBSERVER

            OLD FAITHFUL RANGER STATION

0558 PM     SNOW             TOWER FALLS RANGER STAT 44.91N 110.42W
11/09/2012  M3.00 INCHES     YELLOWSTONE        WY   CO-OP OBSERVER

0558 PM     SNOW             THERMOPOLIS             43.64N 108.20W
11/09/2012  M0.50 INCHES     HOT SPRINGS        WY   CO-OP OBSERVER

0819 PM     SNOW             2 W ROCK SPRINGS        41.58N 109.24W
11/09/2012  M1.50 INCHES     SWEETWATER         WY   TRAINED SPOTTER

0821 PM     SNOW             THERMOPOLIS             43.64N 108.20W
11/09/2012  M3.00 INCHES     HOT SPRINGS        WY   POST OFFICE

0822 PM     SNOW             9.5 SW LANDER           42.72N 108.85W
11/09/2012  M0.50 INCHES     FREMONT            WY   PUBLIC

0822 PM     SNOW             1 S LANDER              42.80N 108.72W
11/09/2012  M1.00 INCHES     FREMONT            WY   PUBLIC

            LANDER AIRPORT

0822 PM     SNOW             RIVERTON                43.03N 108.37W
11/09/2012  M1.30 INCHES     FREMONT            WY   NWS EMPLOYEE

0823 PM     SNOW             GREEN RIVER             41.51N 109.46W
11/09/2012  M2.50 INCHES     SWEETWATER         WY   PUBLIC

0824 PM     HEAVY SNOW       FAIRVIEW                42.68N 110.98W
11/09/2012  M7.00 INCHES     LINCOLN            WY   POST OFFICE

0831 PM     SNOW             10 NNE RIVERTON         43.17N 108.30W
11/09/2012  M2.50 INCHES     FREMONT            WY   NWS EMPLOYEE

0832 PM     SNOW             BOULDER                 42.72N 109.63W
11/09/2012  M2.00 INCHES     SUBLETTE           WY   PUBLIC

0833 PM     SNOW             KEMMERER                41.79N 110.53W
11/09/2012  M1.00 INCHES     LINCOLN            WY   PUBLIC

0835 PM     SNOW             CODY                    44.51N 109.05W
11/09/2012  M2.00 INCHES     PARK               WY   PUBLIC

0837 PM     SNOW             DANIEL                  42.87N 110.07W
11/09/2012  M2.00 INCHES     SUBLETTE           WY   PUBLIC

0838 PM     SNOW             DUBOIS                  43.53N 109.64W
11/09/2012  M1.00 INCHES     FREMONT            WY   POST OFFICE

0838 PM     SNOW             ROCK SPRINGS            41.59N 109.22W
11/09/2012  M1.50 INCHES     SWEETWATER         WY   PUBLIC

0839 PM     SNOW             1 ESE WORLAND           44.01N 107.95W
11/09/2012  M3.00 INCHES     WASHAKIE           WY   PUBLIC

0902 PM     SNOW             28 E LOVELL             44.80N 107.84W
11/09/2012  E2.00 INCHES     BIG HORN           WY   MESONET

            BALD MOUNTAIN SNOTEL

0902 PM     SNOW             14 NE SHELL             44.68N 107.58W
11/09/2012  E4.00 INCHES     BIG HORN           WY   MESONET

            BONE SPRINGS DIVIDE SNOTEL

0902 PM     HEAVY SNOW       24 SW BUFFALO           44.16N 107.13W
11/09/2012  E6.00 INCHES     WASHAKIE           WY   MESONET

            POWDER RIVER PASS SNOTEL

0902 PM     HEAVY SNOW       18 E SHELL              44.50N 107.43W
11/09/2012  E6.00 INCHES     BIG HORN           WY   MESONET

            SHELL CREEK SNOTEL

0903 PM     HEAVY SNOW       17 W BUFFALO            44.40N 107.06W
11/09/2012  E8.00 INCHES     JOHNSON            WY   MESONET

            CLOUD PEAK RESERVOIR SNOTEL

0903 PM     SNOW             21 SW BARNUM            43.47N 107.24W
11/09/2012  E1.00 INCHES     NATRONA            WY   MESONET

            GRAVE SPRING SNOTEL

0903 PM     SNOW             27 NW BUFFALO           44.54N 107.17W
11/09/2012  E3.00 INCHES     JOHNSON            WY   MESONET

            LITTLE GOOSE SNOTEL

0903 PM     SNOW             16 W BUFFALO            44.34N 107.02W
11/09/2012  E2.00 INCHES     JOHNSON            WY   MESONET

            SOLDIER PARK SNOTEL

0904 PM     HEAVY SNOW       24 ESE BOULDER          42.65N 109.26W
11/09/2012  E7.00 INCHES     SUBLETTE           WY   MESONET

            BIG SANDY OPENING SNOTEL

0904 PM     SNOW             12 NNE PINEDALE         43.01N 109.76W
11/09/2012  E5.00 INCHES     SUBLETTE           WY   MESONET

            ELKHART PARK G.S. SNOTEL

0904 PM     SNOW             25 SW LANDER            42.58N 109.08W
11/09/2012  E4.00 INCHES     SUBLETTE           WY   MESONET

            LARSEN CREEK SNOTEL

0905 PM     SNOW             16 E BOULDER            42.71N 109.41W
11/09/2012  E5.00 INCHES     SUBLETTE           WY   MESONET

            POCKET CREEK SNOTEL

0905 PM     HEAVY SNOW       19 SSW LANDER           42.59N 108.90W
11/09/2012  E13.00 INCHES    FREMONT            WY   MESONET

            DEER PARK SNOTEL

0905 PM     SNOW             18 W LANDER             42.87N 109.09W
11/09/2012  E5.00 INCHES     FREMONT            WY   MESONET

            HOBBS PARK SNOTEL

0905 PM     SNOW             6 WSW DUBOIS            43.50N 109.75W
11/09/2012  E2.00 INCHES     FREMONT            WY   MESONET

            LITTLE WARM SNOTEL

0905 PM     HEAVY SNOW       7 NW ATLANTIC CITY      42.57N 108.84W
11/09/2012  E6.00 INCHES     FREMONT            WY   MESONET

            SOUTH PASS SNOTEL

0906 PM     SNOW             12 SW LANDER            42.70N 108.90W
11/09/2012  E3.00 INCHES     FREMONT            WY   MESONET

            TOWNSEND CREEK SNOTEL

0907 PM     SNOW             11 N DUBOIS             43.70N 109.67W
11/09/2012  E2.00 INCHES     FREMONT            WY   MESONET

            BURROUGHS CREEK SNOTEL

0907 PM     SNOW             16 NE DUBOIS            43.67N 109.37W
11/09/2012  E3.00 INCHES     FREMONT            WY   MESONET

            CASTLE CREEK SNOTEL

0907 PM     SNOW             30 SW MEETEETSE         43.86N 109.32W
11/09/2012  E4.00 INCHES     PARK               WY   MESONET

            KIRWIN SNOTEL

0907 PM     SNOW             40 W THERMOPOLIS        43.66N 109.01W
11/09/2012  E1.00 INCHES     HOT SPRINGS        WY   MESONET

            OWL CREEK SNOTEL

&&

Nearby

Winter Storm Warnings in Wyoming, 2012Every winter storm warning in 2012

Sources

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