Alert archive / Wyoming / Winter Storm Warnings in 2016

Winter Storm Warning 7, NWS Riverton, WY

March 22, 2016Fremont County, Natrona County, Sweetwater County, Wyoming

NWS Riverton, WY issued this winter storm warning at Mar 22, 2016, 1:36 AM MDT for Fremont County, Natrona County, Sweetwater County, Wyoming. It took effect at Mar 22, 2016, 6:00 PM MDT. It was in force for 18 hr. 9 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
Mar 22, 2016, 1:36 AM MDT (07:36 UTC)
In effect from
Mar 22, 2016, 6:00 PM MDT
Expired
Mar 23, 2016, 12:00 PM MDT
In force
18 hr
Issued by
NWS Riverton, WY

Counties Fremont County, WY, Natrona County, WY, Sweetwater County, WY

The radar

The Riverton/Lander radar (KRIW), 65 km from the middle of the area, began a volume at 07:33 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
Mar 23, 4:02 AM MDTHEAVY SNOW 621 Sw Barnum, WYGRAVE SPRING SNOTEL
Mar 23, 4:04 AM MDTHEAVY SNOW 626 Nw Lander, WYST. LAWRENCE ALT SNOTEL
Mar 23, 4:04 AM MDTHEAVY SNOW 1218 W Lander, WYHOBBS PARK SNOTEL
Mar 23, 4:04 AM MDTHEAVY SNOW 1319 Ssw Lander, WYDEER PARK SNOTEL
Mar 23, 4:04 AM MDTHEAVY SNOW 137 Nw Atlantic City, WYSOUTH PASS SNOTEL
Mar 23, 4:05 AM MDTSNOW 322 Sse Casper, WYRENO HILL SNOTEL
Mar 23, 4:05 AM MDTSNOW 48 S Casper, WYCASPER MOUNTAIN SNOTEL
Mar 23, 4:05 AM MDTHEAVY SNOW 1012 Sw Lander, WYTOWNSEND CREEK SNOTEL
Mar 23, 4:10 AM MDTHEAVY SNOW 79.5 Sw Lander, 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, 7.6 hours before the alert went out and 62 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 2016-03-22Temperature 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 2016-03-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 4 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
2955 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
4 m²/s²
0-3 km storm-relative helicity
73 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

544 
WWUS45 KRIW 220736
WSWRIW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
136 AM MDT TUE MAR 22 2016

...SIGNIFICANT SNOW ACROSS THE WESTERN MOUNTAINS AND VALLEYS
CONTINUING THIS MORNING AND LASTING THROUGH TONIGHT...

...SIGNIFICANT SNOW AND STRONG WIND EXPECTED OVER PORTIONS EAST
OF THE DIVIDE TONIGHT THROUGH WEDNESDAY MORNING...

...SIGNIFICANT SNOW AND STRONG WIND EXPECTED ACROSS THE BIGHORN
MOUNTAINS THIS MORNING AND LASTING THROUGH TONIGHT...

.A VIGOROUS LATE WINTER STORM SYSTEM WILL BRING SNOW IN THE WEST
TODAY AND TONIGHT. AFTER A FEW MORNING SNOW SHOWERS...THEN RAIN
SHOWERS LATER TODAY...PERIODS OF MODERATE TO HEAVY SNOW CAN BE
EXPECTED LATER TONIGHT OVER MUCH OF THE AREA EAST OF THE DIVIDE.

WYZ019-020-222200-
/O.UPG.KRIW.WS.A.0006.160323T0000Z-160323T1500Z/
/O.NEW.KRIW.WS.W.0007.160323T0000Z-160323T1800Z/
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITIES OF...JEFFREY CITY...CASPER
136 AM MDT TUE MAR 22 2016

...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO NOON
MDT WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM
6 PM THIS EVENING TO NOON MDT WEDNESDAY. THE WINTER STORM WATCH IS
NO LONGER IN EFFECT.

* TIMING...RAIN SHOWERS AND ISOLATED THUNDERSTORMS THIS AFTERNOON
  WILL TURN OVER TO SNOW THIS EVENING AND MAY BECOME QUITE HEAVY
  AT TIMES OVERNIGHT...TAPERING OFF WEDNESDAY MORNING. STRONG
  NORTH WIND WILL ALSO DEVELOP OVERNIGHT TONIGHT CAUSING AREAS OF
  BLOWING SNOW LATE. SOME RAIN SHOWERS COULD MIX WITH OR TURN TO
  SNOW BY LATE TUESDAY AFTERNOON...ESPECIALLY ABOVE 7000 FEET.

* SNOWFALL AMOUNTS...5 TO 12 INCHES.

* VISIBILITY AND WIND...UNDER ONE QUARTER MILE AT TIMES IN HEAVY 
  SNOW AND NORTH WIND 20 TO 30 MPH WITH GUSTS TO 45 MPH. 

* MAIN IMPACT...ROADS WILL BECOME SLUSHY AND SLICK WITH
  VISIBILITIES SHARPLY REDUCED AT TIMES IN HEAVY SNOW AND STRONG
  NORTH WIND. INTERSTATE 25 AND MOST AREA HIGHWAYS WILL SEE
  HAZARDOUS DRIVING CONDITIONS AT TIMES LATE TONIGHT THROUGH
  WEDNESDAY MORNING.

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.

&&

$$

WYZ022-222200-
/O.UPG.KRIW.WS.A.0006.160323T0000Z-160323T1500Z/
/O.NEW.KRIW.WS.W.0007.160323T0000Z-160323T1800Z/
CASPER MOUNTAIN-
136 AM MDT TUE MAR 22 2016

...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO NOON
MDT WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM
6 PM THIS EVENING TO NOON MDT WEDNESDAY. THE WINTER STORM WATCH IS
NO LONGER IN EFFECT.

* TIMING...RAIN SHOWERS AND ISOLATED THUNDERSTORMS THIS AFTERNOON
  WILL QUICKLY TURN OVER TO SNOW THIS EVENING AND MAY BECOME QUITE
  HEAVY...LASTING INTO WEDNESDAY MORNING BEFORE TAPERING OFF.
  STRONG NORTH WIND WILL ALSO DEVELOP OVERNIGHT TUESDAY CAUSING
  AREAS OF BLOWING SNOW LATE.

* SNOWFALL AMOUNTS...8 TO 16 INCHES

* VISIBILITY AND WIND...UNDER ONE QUARTER MILE AT TIMES IN HEAVY
  SNOW AND NORTH WIND 20 TO 30 MPH WITH GUSTS TO 45 MPH.

* MAIN IMPACT...ROADS WILL BECOME SLUSHY AND SLICK WITH VISIBILITIES
  SHARPLY REDUCED AT TIMES IN HEAVY SNOW AND STRONG NORTH WIND.

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.

&&

$$

WYZ010-011-222200-
/O.UPG.KRIW.WS.A.0006.160323T0000Z-160323T1200Z/
/O.EXB.KRIW.WW.Y.0016.160323T0000Z-160323T1800Z/
NORTHEAST JOHNSON COUNTY-SOUTHEAST JOHNSON COUNTY-
INCLUDING THE CITIES OF...BUFFALO...KAYCEE
136 AM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO
NOON MDT WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
FROM 6 PM THIS EVENING TO NOON MDT WEDNESDAY. THE WINTER STORM
WATCH IS NO LONGER IN EFFECT.

* TIMING...RAIN SHOWERS AND ISOLATED THUNDERSTORMS LATER THIS
  AFTERNOON WILL TURN OVER TO SNOW THIS EVENING AND CONTINUE
  OVERNIGHT. STRONG NORTH WIND MAY CAUSE NEAR BLIZZARD CONDITIONS
  AT TIMES.

* SNOWFALL AMOUNTS...2 TO 5 INCHES...WITH THE HEAVIER AMOUNTS IN
  THE SOUTHERN PART OF THE COUNTY.

* VISIBILITY AND WIND...UNDER ONE QUARTER MILE AT TIMES IN SNOW
  AND NORTH WIND 20 TO 30 MPH WITH GUSTS 35 TO 45 MPH.

* MAIN IMPACT...ROADS WILL BECOME SLUSHY AND SLICK WITH
  VISIBILITIES SHARPLY REDUCED AT TIMES IN SNOW AND VERY STRONG
  NORTH WIND. INTERSTATES 90 AND 25 MAY SEE HAZARDOUS DRIVING
  CONDITIONS AT TIMES LATE TONIGHT THROUGH WEDNESDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN
AREAS.

&&

$$

WYZ003-005-222200-
/O.EXB.KRIW.WW.Y.0016.160323T0000Z-160323T1800Z/
CODY FOOTHILLS-SOUTHWEST BIG HORN BASIN-
INCLUDING THE CITIES OF...CODY...MEETEETSE...THERMOPOLIS
136 AM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO
NOON MDT WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
FROM 6 PM THIS EVENING TO NOON MDT WEDNESDAY.

* TIMING...RAIN OR LIGHT SNOW SHOWERS...WITH EMBEDDED ISOLATED
  THUNDERSTORMS...TODAY WILL INCREASE IN COVERAGE THIS EVENING
  AND OVERNIGHT BEFORE TAPERING OFF EARLY WEDNESDAY MORNING.

* SNOWFALL AMOUNTS...2 TO 6 INCHES WITH ISOLATED HIGHER AMOUNTS
  RANGING UP TO 8 INCHES IN THE HIGHER FOOTHILLS.

* VISIBILITY...UNDER ONE HALF MILE AT TIMES IN SNOW AND NORTH TO
  NORTHEAST WIND 15 TO 25 MPH WITH GUSTS 30 TO 40 MPH.

* MAIN IMPACT...SLICK AND SLUSHY ROADS WITH SHARPLY REDUCED
  VISIBILITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN
AREAS.

&&

$$

WYZ017-018-222200-
/O.EXB.KRIW.WW.Y.0016.160323T0000Z-160323T1800Z/
WIND RIVER BASIN-LANDER FOOTHILLS-
INCLUDING THE CITIES OF...RIVERTON...SHOSHONI...LANDER
136 AM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO
NOON MDT WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
FROM 6 PM THIS EVENING TO NOON MDT WEDNESDAY.

* TIMING...RAIN OR LIGHT SNOW SHOWERS...WITH EMBEDDED ISOLATED
  THUNDERSTORMS...TODAY WILL INCREASE IN COVERAGE THIS EVENING AND
  OVERNIGHT BEFORE TAPERING OFF EARLY WEDNESDAY MORNING.

* SNOWFALL AMOUNTS...2 TO 6 INCHES WITH ISOLATED HIGHER AMOUNTS
  RANGING UP TO 8 INCHES.

* VISIBILITY...UNDER ONE HALF MILE AT TIMES IN SNOW AND NORTH TO
  NORTHEAST WIND 15 TO 25 MPH WITH GUSTS 30 TO 40 MPH.

* MAIN IMPACT...SLICK AND SLUSHY ROADS WITH SHARPLY REDUCED
  VISIBILITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN
AREAS.

&&

$$

WYZ008-009-222200-
/O.EXB.KRIW.WW.Y.0016.160322T1200Z-160323T1200Z/
BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST-
136 AM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 AM THIS MORNING TO
6 AM MDT WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
FROM 6 AM THIS MORNING TO 6 AM MDT WEDNESDAY.

* TIMING...A RAIN SNOW MIX THIS MORNING WILL TURN TO ALL SNOW
  SHOWERS AND INCREASE IN COVERAGE THIS AFTERNOON. SNOW LEVELS
  WILL BE DROPPING AS WELL. SNOW WILL CONTINUE AT TIMES THROUGH
  TUESDAY NIGHT.

* SNOWFALL AMOUNTS...5 TO 12 INCHES WITH ISOLATED HIGHER AMOUNTS
  RANGING UP TO 15 INCHES ABOVE 10000 FEET.

* VISIBILITY...UNDER ONE HALF MILE AT TIMES IN SNOW AND NORTH TO
  NORTHEAST WIND 15 TO 25 MPH WITH GUSTS 30 TO 40 MPH.

* MAIN IMPACT...SLICK AND SLUSHY ROADS WITH SHARPLY REDUCED
  VISIBILITY. POWDER RIVER AND GRANITE PASSES MAY SEE HAZARDOUS
  DRIVING CONDITIONS AT TIMES LATE TONIGHT THROUGH TUESDAY NIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN
AREAS.

&&

$$

WYZ030-222200-
/O.EXB.KRIW.WW.Y.0016.160323T0000Z-160323T1800Z/
EAST SWEETWATER COUNTY-
INCLUDING THE CITY OF...WAMSUTTER
136 AM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO
NOON MDT WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
FROM 6 PM THIS EVENING TO NOON MDT WEDNESDAY.

* TIMING...SNOW SHOWERS WILL INCREASE IN COVERAGE LATER THIS
  EVENING...CONTINUING AT TIMES THROUGH WEDNESDAY MORNING.

* SNOWFALL AMOUNTS...2 TO 4 INCHES WITH ISOLATED HIGHER AMOUNTS
  RANGING UP TO 6 INCHES.

* VISIBILITY...UNDER ONE HALF MILE AT TIMES IN SNOW AND NORTH TO
  NORTHEAST WIND 15 TO 25 MPH WITH GUSTS 30 TO 40 MPH.

* MAIN IMPACT...SLICK AND SLUSHY ROADS WITH SHARPLY REDUCED
  VISIBILITY. INTERSTATE 80 MAY SEE HAZARDOUS DRIVING CONDITIONS
  AT TIMES LATE TONIGHT THROUGH WEDNESDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WYZ012-222200-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1200Z/
TETON AND GROS VENTRE MOUNTAINS-
136 AM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
WEDNESDAY...

* TIMING...SNOW SHOWERS WILL BECOME MORE WIDESPREAD THIS MORNING.
  SNOW LEVELS WILL BE DROPPING THROUGH THE MORNING. SNOW WILL
  CONTINUE AT TIMES THROUGH TONIGHT.

* SNOWFALL AMOUNTS...6 TO 12 INCHES WITH ISOLATED HIGHER AMOUNTS 
  UP TO 14 INCHES. 

* VISIBILITY...UNDER ONE HALF MILE AT TIMES.

* MAIN IMPACT...SLICK ROADS AND SHARPLY REDUCED VISIBILITY. 
  TETON PASS WILL SEE HAZARDOUS WINTER DRIVING CONDITIONS AT 
  TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WYZ013-023-222200-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1200Z/
JACKSON HOLE-STAR VALLEY-
INCLUDING THE CITIES OF...JACKSON...AFTON...ALPINE...
STAR VALLEY RANCH...THAYNE
136 AM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
WEDNESDAY...

* TIMING...PERIODS OF MODERATE TO OCCASIONALLY HEAVY SNOW THIS
  MORNING...CONTINUING AT TIMES THROUGH TONIGHT.

* SNOWFALL AMOUNTS...3 TO 6 INCHES WITH 6 TO 8 INCHES QUITE 
  POSSIBLE IN THE NORTHERN STAR VALLEY. 

* VISIBILITY...UNDER ONE HALF MILE AT TIMES.

* MAIN IMPACT...SLICK ROADS AND SHARPLY REDUCED VISIBILITY. SALT 
  RIVER PASS MAY SEE HAZARDOUS DRIVING CONDITIONS AT TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WYZ024-222200-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1200Z/
SALT RIVER AND WYOMING RANGES-
136 AM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
WEDNESDAY...

* TIMING...SNOW SHOWERS WILL INCREASE IN COVERAGE THIS MORNING AS
  SNOW LEVELS CONTINUE TO DROP. SNOW WILL CONTINUE AT TIMES
  THROUGH TONIGHT.

* SNOWFALL AMOUNTS...5 TO 10 INCHES WITH ISOLATED HIGHER AMOUNTS 
  RANGING UP TO 12 INCHES. 

* VISIBILITY...UNDER ONE HALF MILE AT TIMES.

* MAIN IMPACT...SLICK ROADS AND SHARPLY REDUCED VISIBILITY. SALT 
  RIVER PASS MAY SEE HAZARDOUS DRIVING CONDITIONS AT TIMES LATE 
  TONIGHT THROUGH TUESDAY NIGHT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WYZ027-222200-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1200Z/
SOUTH LINCOLN COUNTY-
INCLUDING THE CITIES OF...KEMMERER...COKEVILLE
136 AM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
WEDNESDAY...

* TIMING...RAIN SHOWERS WILL INCREASE IN COVERAGE THIS MORNING.
  PERIODS OF MODERATE TO OCCASIONALLY HEAVY SNOW IS EXPECTED
  TOWARD DAYBREAK. SNOW WILL CONTINUE AT TIMES THROUGH TONIGHT.

* SNOWFALL AMOUNTS...2 TO 3 INCHES IN KEMMERER TO AS MUCH AS 6 
  INCHES FROM SAGE JUNCTION TO COKEVILLE. 

* VISIBILITY...UNDER ONE HALF MILE AT TIMES.

* MAIN IMPACT...SLICK ROADS AND SHARPLY REDUCED VISIBILITY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WYZ014-015-222200-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1200Z/
WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST-
136 AM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
WEDNESDAY...

* TIMING...SNOW SHOWERS WILL INCREASE IN COVERAGE THIS MORNING.
  SNOW LEVELS WILL BE DROPPING AS WELL. SNOW WILL CONTINUE AT
  TIMES THROUGH TONIGHT.

* SNOWFALL AMOUNTS...4 TO 10 INCHES WITH ISOLATED HIGHER AMOUNTS 
  RANGING UP TO 12 INCHES. 

* VISIBILITY...UNDER ONE HALF MILE AT TIMES.

* MAIN IMPACT...SLICK ROADS AND SHARPLY REDUCED VISIBILITY. 
  SOUTH PASS MAY SEE HAZARDOUS DRIVING CONDITIONS AT TIMES LATE 
  TONIGHT THROUGH TUESDAY NIGHT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
6 follow-up statements
868 
WWUS45 KRIW 221830
WSWRIW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
1230 PM MDT TUE MAR 22 2016

...SIGNIFICANT SNOW ACROSS THE WESTERN MOUNTAINS AND VALLEYS
LASTING THROUGH TONIGHT...

...SIGNIFICANT SNOW AND STRONG WIND EXPECTED OVER PORTIONS EAST
OF THE DIVIDE TONIGHT THROUGH WEDNESDAY MORNING...

...SIGNIFICANT SNOW AND STRONG WIND EXPECTED ACROSS THE BIGHORN
MOUNTAINS THROUGH TONIGHT...

.A VIGOROUS LATE WINTER STORM SYSTEM WILL BRING SNOW IN THE WEST
TODAY AND TONIGHT. AFTER A FEW MORNING SNOW SHOWERS...THEN MIXED
RAIN AND SNOW SHOWERS LATER TODAY...PERIODS OF MODERATE TO HEAVY
SNOW CAN BE EXPECTED LATER TONIGHT OVER MUCH OF THE AREA EAST OF
THE DIVIDE.

WYZ018-230600-
/O.UPG.KRIW.WW.Y.0016.160323T0000Z-160323T1800Z/
/O.EXA.KRIW.WS.W.0007.160323T0000Z-160323T1800Z/
LANDER FOOTHILLS-
INCLUDING THE CITY OF...LANDER
1230 PM MDT TUE MAR 22 2016

...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO NOON
MDT WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A WINTER
STORM WARNING FOR SNOW WHICH IS IN EFFECT FROM 6 PM THIS EVENING
TO NOON MDT WEDNESDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN
EFFECT.

* TIMING...RAIN OR LIGHT SNOW SHOWERS...WITH EMBEDDED ISOLATED 
  THUNDERSTORMS...TODAY WILL INCREASE IN COVERAGE THIS EVENING 
  AND OVERNIGHT BEFORE TAPERING OFF EARLY WEDNESDAY MORNING. 

* SNOWFALL AMOUNTS...5 TO 8 INCHES WITH LOCALLY HIGHER AMOUNTS.

* VISIBILITY...UNDER ONE HALF MILE AT TIMES IN SNOW AND NORTH WIND
  15 TO 25 MPH.

* MAIN IMPACT...SLICK AND SLUSHY ROADS WITH SHARPLY REDUCED 
  VISIBILITY. 

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.

&&

$$

WYZ019-020-230600-
/O.CON.KRIW.WS.W.0007.160323T0000Z-160323T1800Z/
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITIES OF...JEFFREY CITY...CASPER
1230 PM MDT TUE MAR 22 2016

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO NOON MDT WEDNESDAY...

* TIMING...RAIN SHOWERS AND ISOLATED THUNDERSTORMS THIS 
  AFTERNOON WILL TURN OVER TO SNOW THIS EVENING AND MAY BECOME 
  QUITE HEAVY AT TIMES OVERNIGHT...TAPERING OFF WEDNESDAY 
  MORNING. STRONG NORTH WIND WILL ALSO DEVELOP OVERNIGHT TONIGHT 
  CAUSING AREAS OF BLOWING SNOW LATE. SOME RAIN SHOWERS COULD 
  MIX WITH OR TURN TO SNOW BY LATE TUESDAY AFTERNOON...
  ESPECIALLY ABOVE 7000 FEET. 

* SNOWFALL AMOUNTS...5 TO 10 INCHES AROUND CASPER AND THE LOWER
  ELEVATIONS OF NORTHERN AND EASTERN NATRONA COUNTY WITH A FOOT OR
  MORE IN SOUTHWESTERN NATRONA AND SOUTHEAST FREMONT
  COUNTIES...INCLUDING JEFFREY CITY OVER TO BEAVER RIM.

* VISIBILITY AND WIND...UNDER ONE QUARTER MILE AT TIMES IN HEAVY 
  SNOW AND NORTH WIND 20 TO 30 MPH WITH GUSTS TO 45 MPH. 

* MAIN IMPACT...ROADS WILL BECOME SLUSHY AND SLICK WITH 
  VISIBILITIES SHARPLY REDUCED AT TIMES IN HEAVY SNOW AND STRONG 
  NORTH WIND. INTERSTATE 25 AND MOST AREA HIGHWAYS WILL SEE 
  HAZARDOUS DRIVING CONDITIONS AT TIMES LATE TONIGHT THROUGH 
  WEDNESDAY MORNING. 

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.

&&

$$

WYZ022-230600-
/O.CON.KRIW.WS.W.0007.160323T0000Z-160323T1800Z/
CASPER MOUNTAIN-
1230 PM MDT TUE MAR 22 2016

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO NOON MDT WEDNESDAY...

* TIMING...RAIN SHOWERS AND ISOLATED THUNDERSTORMS THIS 
  AFTERNOON WILL QUICKLY TURN OVER TO SNOW THIS EVENING AND MAY 
  BECOME QUITE HEAVY...LASTING INTO WEDNESDAY MORNING BEFORE 
  TAPERING OFF. STRONG NORTH WIND WILL ALSO DEVELOP OVERNIGHT 
  TUESDAY CAUSING AREAS OF BLOWING SNOW LATE. 

* SNOWFALL AMOUNTS...10 TO 16 INCHES

* VISIBILITY AND WIND...UNDER ONE QUARTER MILE AT TIMES IN HEAVY 
  SNOW AND NORTH WIND 20 TO 30 MPH WITH GUSTS TO 45 MPH. 

* MAIN IMPACT...ROADS WILL BECOME SLUSHY AND SLICK WITH 
  VISIBILITIES SHARPLY REDUCED AT TIMES IN HEAVY SNOW AND STRONG 
  NORTH WIND. 

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.

&&

$$

WYZ012-230600-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1200Z/
TETON AND GROS VENTRE MOUNTAINS-
1230 PM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
WEDNESDAY...

* TIMING...SNOW WILL CONTINUE AT TIMES THROUGH TONIGHT. SNOWFALL
  SO FAR HAS VARIED GREATLY FROM A FEW INCHES TO AS MUCH AS A
  FOOT.

* SNOWFALL AMOUNTS...6 TO 12 INCHES WITH ISOLATED HIGHER AMOUNTS 
  UP TO 14 INCHES. 

* VISIBILITY...UNDER ONE HALF MILE AT TIMES.

* MAIN IMPACT...SLICK ROADS AND SHARPLY REDUCED VISIBILITY. 
  TETON PASS WILL SEE HAZARDOUS WINTER DRIVING CONDITIONS AT 
  TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WYZ013-023-230600-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1200Z/
JACKSON HOLE-STAR VALLEY-
INCLUDING THE CITIES OF...JACKSON...AFTON...ALPINE...
STAR VALLEY RANCH...THAYNE
1230 PM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
WEDNESDAY...

* TIMING...SNOW WILL CONTINUE AT TIMES THROUGH TONIGHT. TWO TO 4
  INCHES HAD FALLEN SO FAR ACCORDING TO EARLY REPORTS.

* SNOWFALL AMOUNTS...3 TO 6 INCHES WITH 6 TO 8 INCHES QUITE 
  POSSIBLE IN THE NORTHERN STAR VALLEY. 

* VISIBILITY...UNDER ONE HALF MILE AT TIMES.

* MAIN IMPACT...SLICK ROADS AND SHARPLY REDUCED VISIBILITY. SALT 
  RIVER PASS MAY SEE HAZARDOUS DRIVING CONDITIONS AT TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WYZ024-230600-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1200Z/
SALT RIVER AND WYOMING RANGES-
1230 PM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
WEDNESDAY...

* TIMING...SNOW WILL CONTINUE AT TIMES THROUGH TONIGHT.

* SNOWFALL AMOUNTS...5 TO 10 INCHES WITH ISOLATED HIGHER AMOUNTS 
  RANGING UP TO 12 INCHES. 

* VISIBILITY...UNDER ONE HALF MILE AT TIMES.

* MAIN IMPACT...SLICK ROADS AND SHARPLY REDUCED VISIBILITY. SALT 
  RIVER PASS MAY SEE HAZARDOUS DRIVING CONDITIONS AT TIMES LATE 
  TONIGHT THROUGH TUESDAY NIGHT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WYZ027-230600-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1200Z/
SOUTH LINCOLN COUNTY-
INCLUDING THE CITIES OF...KEMMERER...COKEVILLE
1230 PM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
WEDNESDAY...

* TIMING...SNOW WILL CONTINUE AT TIMES THROUGH TONIGHT.

* SNOWFALL AMOUNTS...2 TO 3 INCHES IN KEMMERER TO AS MUCH AS 6 
  INCHES FROM SAGE JUNCTION TO COKEVILLE. 

* VISIBILITY...UNDER ONE HALF MILE AT TIMES.

* MAIN IMPACT...SLICK ROADS AND SHARPLY REDUCED VISIBILITY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WYZ014-015-230600-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1200Z/
WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST-
1230 PM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
WEDNESDAY...

* TIMING...SNOW SHOWERS WILL INCREASE IN COVERAGE THIS MORNING. 
  SNOW LEVELS WILL BE DROPPING AS WELL. SNOW WILL CONTINUE AT 
  TIMES THROUGH TONIGHT. 

* SNOWFALL AMOUNTS...4 TO 10 INCHES WITH ISOLATED HIGHER AMOUNTS 
  RANGING UP TO 12 INCHES. 

* VISIBILITY AND WIND...UNDER ONE QUARTER MILE AT
  TIMES...ESPECIALLY AFTER MIDNIGHT WHEN NORTHEAST WINDS INCREASE
  TO 25 TO 35 MPH OVER SOUTH PASS WITH GUSTS OVER 45 MPH.

* MAIN IMPACT...SLICK ROADS AND SHARPLY REDUCED VISIBILITY. SOUTH
  PASS MAY SEE HAZARDOUS DRIVING CONDITIONS AT TIMES THROUGH EARLY
  WEDNESDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WYZ003-005-230600-
/O.CON.KRIW.WW.Y.0016.160323T0000Z-160323T1800Z/
CODY FOOTHILLS-SOUTHWEST BIG HORN BASIN-
INCLUDING THE CITIES OF...CODY...MEETEETSE...THERMOPOLIS
1230 PM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO NOON MDT WEDNESDAY...

* TIMING...RAIN OR LIGHT SNOW SHOWERS...WITH EMBEDDED ISOLATED 
  THUNDERSTORMS...TODAY WILL INCREASE IN COVERAGE THIS EVENING 
  AND OVERNIGHT BEFORE TAPERING OFF EARLY WEDNESDAY MORNING. 

* SNOWFALL AMOUNTS...2 TO 6 INCHES WITH ISOLATED HIGHER AMOUNTS 
  RANGING UP TO 8 INCHES IN THE HIGHER FOOTHILLS. 

* VISIBILITY...UNDER ONE HALF MILE AT TIMES IN SNOW AND NORTH TO 
  NORTHEAST WIND 15 TO 25 MPH WITH GUSTS 30 TO 40 MPH. 

* MAIN IMPACT...SLICK AND SLUSHY ROADS WITH SHARPLY REDUCED 
  VISIBILITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN
AREAS.

&&

$$

WYZ017-230600-
/O.CON.KRIW.WW.Y.0016.160323T0000Z-160323T1800Z/
WIND RIVER BASIN-
INCLUDING THE CITIES OF...RIVERTON...SHOSHONI
1230 PM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO NOON MDT WEDNESDAY...

* TIMING...RAIN AND SNOW SHOWERS...WITH EMBEDDED ISOLATED
  THUNDERSTORMS...TODAY WILL INCREASE LATER THIS AFTERNOON BEFORE
  TURNING TO ALL SNOW THIS EVENING AND CONTINUE OVERNIGHT BEFORE
  TAPERING OFF EARLY WEDNESDAY MORNING.

* SNOWFALL AMOUNTS...3 TO 6 INCHES WITH ISOLATED HIGHER AMOUNTS
  RANGING UP TO 8 INCHES.

* VISIBILITY AND WIND...UNDER ONE HALF MILE AT TIMES IN SNOW AND
  NORTH TO NORTHEAST WIND 20 TO 30 MPH WITH GUSTS 35 TO 45 MPH.
  EVEN STRONGER WINDS ARE EXPECTED NEAR THE MOUTH OF WIND RIVER
  CANYON AND ANY EXPOSED LOCATIONS LATER THIS EVENING AND
  OVERNIGHT.

* MAIN IMPACT...SLICK AND SLUSHY ROADS WITH SHARPLY REDUCED 
  VISIBILITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN
AREAS.

&&

$$

WYZ008-009-230600-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1200Z/
BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST-
1230 PM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
WEDNESDAY...

* TIMING...SNOW SHOWERS WILL CONTINUE TO INCREASE IN COVERAGE THIS
  AFTERNOON. SNOW LEVELS WILL BE DROPPING AS WELL. SNOW WILL
  CONTINUE AT TIMES THROUGH TONIGHT.

* SNOWFALL AMOUNTS...5 TO 12 INCHES WITH ISOLATED HIGHER AMOUNTS 
  RANGING UP TO 15 INCHES ABOVE 10000 FEET. 

* VISIBILITY...UNDER ONE HALF MILE AT TIMES IN SNOW AND NORTH TO 
  NORTHEAST WIND 15 TO 25 MPH WITH GUSTS 30 TO 40 MPH. 

* MAIN IMPACT...SLICK AND SLUSHY ROADS WITH SHARPLY REDUCED 
  VISIBILITY. POWDER RIVER AND GRANITE PASSES MAY SEE HAZARDOUS 
  DRIVING CONDITIONS AT TIMES LATE TONIGHT THROUGH TUESDAY 
  NIGHT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN
AREAS.

&&

$$

WYZ010-011-230600-
/O.CON.KRIW.WW.Y.0016.160323T0000Z-160323T1800Z/
NORTHEAST JOHNSON COUNTY-SOUTHEAST JOHNSON COUNTY-
INCLUDING THE CITIES OF...BUFFALO...KAYCEE
1230 PM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO NOON MDT WEDNESDAY...

* TIMING...RAIN SHOWERS AND ISOLATED THUNDERSTORMS LATER THIS 
  AFTERNOON WILL TURN OVER TO SNOW THIS EVENING AND CONTINUE 
  OVERNIGHT. STRONG NORTH WIND MAY CAUSE NEAR BLIZZARD 
  CONDITIONS AT TIMES. 

* SNOWFALL AMOUNTS...2 TO 5 INCHES...WITH THE HEAVIER AMOUNTS IN 
  THE SOUTHERN PART OF THE COUNTY. 

* VISIBILITY AND WIND...UNDER ONE QUARTER MILE AT TIMES IN SNOW
  AND NORTH WIND 25 TO 35 MPH WITH GUSTS 45 TO 55 MPH.

* MAIN IMPACT...ROADS WILL BECOME SLUSHY AND SLICK WITH 
  VISIBILITIES SHARPLY REDUCED AT TIMES IN SNOW AND VERY STRONG 
  NORTH WIND. INTERSTATES 90 AND 25 MAY SEE HAZARDOUS DRIVING 
  CONDITIONS AT TIMES LATE TONIGHT THROUGH WEDNESDAY MORNING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN
AREAS.

&&

$$

WYZ030-230600-
/O.CON.KRIW.WW.Y.0016.160323T0000Z-160323T1800Z/
EAST SWEETWATER COUNTY-
INCLUDING THE CITY OF...WAMSUTTER
1230 PM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO NOON MDT WEDNESDAY...

* TIMING...SNOW SHOWERS WILL INCREASE IN COVERAGE LATER THIS 
  EVENING...CONTINUING AT TIMES THROUGH WEDNESDAY MORNING. 

* SNOWFALL AMOUNTS...2 TO 4 INCHES WITH ISOLATED HIGHER AMOUNTS 
  RANGING UP TO 6 INCHES. 

* VISIBILITY...UNDER ONE HALF MILE AT TIMES IN SNOW AND NORTH TO 
  NORTHEAST WIND 15 TO 25 MPH WITH GUSTS 30 TO 40 MPH. 

* MAIN IMPACT...SLICK AND SLUSHY ROADS WITH SHARPLY REDUCED 
  VISIBILITY. INTERSTATE 80 MAY SEE HAZARDOUS DRIVING CONDITIONS 
  AT TIMES LATE TONIGHT THROUGH WEDNESDAY MORNING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

SKRBAC
331 
WWUS45 KRIW 230050
WSWRIW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
650 PM MDT TUE MAR 22 2016

...SIGNIFICANT SNOW AND STRONG WIND EXPECTED OVER PORTIONS EAST
OF THE DIVIDE TONIGHT THROUGH WEDNESDAY MORNING...

...SIGNIFICANT SNOW AND STRONG WIND EXPECTED ACROSS THE BIGHORN
MOUNTAINS THROUGH TONIGHT...

WYZ019-020-231200-
/O.CON.KRIW.WS.W.0007.000000T0000Z-160323T1800Z/
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITIES OF...JEFFREY CITY...CASPER
650 PM MDT TUE MAR 22 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT
WEDNESDAY...

* TIMING...RAIN SHOWERS AND ISOLATED THUNDERSTORMS WILL TURN OVER
  TO SNOW THIS EVENING. SNOW MAY BECOME QUITE HEAVY AT TIMES
  OVERNIGHT...TAPERING OFF WEDNESDAY MORNING. STRONG NORTH WIND
  WILL ALSO DEVELOP OVERNIGHT TONIGHT CAUSING AREAS OF BLOWING
  SNOW LATE. 

* SNOWFALL AMOUNTS...5 TO 10 INCHES AROUND CASPER AND THE LOWER
  ELEVATIONS OF NORTHERN AND EASTERN NATRONA COUNTY WITH A FOOT OR
  MORE IN SOUTHWESTERN NATRONA AND SOUTHEAST FREMONT COUNTIES...
  INCLUDING JEFFREY CITY OVER TO BEAVER RIM.

* VISIBILITY AND WIND...UNDER ONE QUARTER MILE AT TIMES IN HEAVY 
  SNOW AND NORTH WIND 20 TO 30 MPH WITH GUSTS TO 45 MPH. 

* MAIN IMPACT...ROADS WILL BECOME SLUSHY AND SLICK WITH
  VISIBILITIES SHARPLY REDUCED AT TIMES IN HEAVY SNOW AND STRONG
  NORTH WIND. INTERSTATE 25 AND MOST OTHER AREA HIGHWAYS WILL SEE
  HAZARDOUS DRIVING CONDITIONS AT TIMES LATE TONIGHT THROUGH
  WEDNESDAY MORNING.

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.

&&

$$

WYZ022-231200-
/O.CON.KRIW.WS.W.0007.000000T0000Z-160323T1800Z/
CASPER MOUNTAIN-
650 PM MDT TUE MAR 22 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT
WEDNESDAY...

* TIMING...RAIN SHOWERS WILL TURN OVER TO SNOW THIS EVENING. SNOW
  MAY BECOME QUITE HEAVY...LASTING INTO WEDNESDAY MORNING BEFORE
  TAPERING OFF. A STRONG NORTH WIND WILL ALSO DEVELOP OVERNIGHT
  CAUSING AREAS OF BLOWING SNOW LATE.

* SNOWFALL AMOUNTS...10 TO 16 INCHES.

* VISIBILITY AND WIND...UNDER ONE QUARTER MILE AT TIMES IN HEAVY 
  SNOW AND NORTH WIND 20 TO 30 MPH WITH GUSTS TO 45 MPH. 

* MAIN IMPACT...ROADS WILL BECOME SLUSHY AND SLICK WITH 
  VISIBILITIES SHARPLY REDUCED AT TIMES IN HEAVY SNOW AND STRONG 
  NORTH WIND. 

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.

&&

$$

WYZ018-231200-
/O.CON.KRIW.WS.W.0007.000000T0000Z-160323T1800Z/
LANDER FOOTHILLS-
INCLUDING THE CITY OF...LANDER
650 PM MDT TUE MAR 22 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT
WEDNESDAY...

* TIMING...RAIN SHOWERS...WITH EMBEDDED ISOLATED THUNDERSTORMS
  EARLY THIS EVENING...WILL TURN TO SNOW. THE SNOW MAY BE MODERATE
  TO HEAVY AT TIMES LATER TONIGHT...BEFORE TAPERING WEDNESDAY
  MORNING.

* SNOWFALL AMOUNTS...5 TO 8 INCHES WITH LOCALLY HIGHER AMOUNTS.

* VISIBILITY...UNDER ONE HALF MILE AT TIMES IN SNOW AND A NORTH 
  OF WIND 15 TO 25 MPH. 

* MAIN IMPACT...SLICK AND SLUSHY ROADS WITH SHARPLY REDUCED 
  VISIBILITY. 

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.

&&

$$

WYZ012-231200-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1200Z/
TETON AND GROS VENTRE MOUNTAINS-
650 PM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
WEDNESDAY...

* TIMING...PERIODS OF SNOW TONIGHT. 

* SNOWFALL AMOUNTS...6 TO 12 INCHES WITH ISOLATED HIGHER AMOUNTS 
  UP TO 14 INCHES. 

* VISIBILITY...UNDER ONE HALF MILE AT TIMES.

* MAIN IMPACT...SLICK ROADS AND SHARPLY REDUCED VISIBILITY. 
  TETON PASS WILL SEE HAZARDOUS WINTER DRIVING CONDITIONS AT 
  TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WYZ013-023-231200-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1200Z/
JACKSON HOLE-STAR VALLEY-
INCLUDING THE CITIES OF...JACKSON...AFTON...ALPINE...
STAR VALLEY RANCH...THAYNE
650 PM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
WEDNESDAY...

* TIMING...SNOW WILL CONTINUE AT TIMES THROUGH TONIGHT. 

* NEW SNOWFALL AMOUNTS...1 TO 3 INCHES. 

* VISIBILITY...UNDER ONE HALF MILE AT TIMES.

* MAIN IMPACT...SLICK ROADS AND SHARPLY REDUCED VISIBILITY. SALT 
  RIVER PASS MAY SEE HAZARDOUS DRIVING CONDITIONS AT TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WYZ024-231200-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1200Z/
SALT RIVER AND WYOMING RANGES-
650 PM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
WEDNESDAY...

* TIMING...SNOW WILL CONTINUE AT TIMES THROUGH TONIGHT.

* SNOWFALL AMOUNTS...5 TO 10 INCHES WITH ISOLATED HIGHER AMOUNTS 
  RANGING UP TO 12 INCHES. 

* VISIBILITY...UNDER ONE HALF MILE AT TIMES.

* MAIN IMPACT...SLICK ROADS AND SHARPLY REDUCED VISIBILITY. SALT
  RIVER PASS MAY SEE HAZARDOUS DRIVING CONDITIONS AT TIMES
  TONIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WYZ027-231200-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1200Z/
SOUTH LINCOLN COUNTY-
INCLUDING THE CITIES OF...KEMMERER...COKEVILLE
650 PM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
WEDNESDAY...

* TIMING...PERIODS OF SNOW TONIGHT.

* SNOWFALL AMOUNTS...2 TO 4 INCHES.

* VISIBILITY...UNDER ONE HALF MILE AT TIMES.

* MAIN IMPACT...SLICK ROADS AND SHARPLY REDUCED VISIBILITY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WYZ014-015-231200-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1200Z/
WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST-
650 PM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
WEDNESDAY...

* TIMING...PERIODS OF SNOW TONIGHT. 

* SNOWFALL AMOUNTS...4 TO 10 INCHES WITH ISOLATED HIGHER AMOUNTS 
  RANGING UP TO 12 INCHES. 

* VISIBILITY AND WIND...UNDER ONE QUARTER MILE AT TIMES... 
  ESPECIALLY AFTER MIDNIGHT WHEN NORTHEAST WINDS INCREASE TO 25 
  TO 35 MPH OVER SOUTH PASS WITH GUSTS OVER 45 MPH. 

* MAIN IMPACT...SLICK ROADS AND SHARPLY REDUCED VISIBILITY. 
  SOUTH PASS MAY SEE HAZARDOUS DRIVING CONDITIONS AT TIMES 
  THROUGH EARLY WEDNESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WYZ003-005-231200-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1800Z/
CODY FOOTHILLS-SOUTHWEST BIG HORN BASIN-
INCLUDING THE CITIES OF...CODY...MEETEETSE...THERMOPOLIS
650 PM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT
WEDNESDAY...

* TIMING...RAIN SHOWERS WILL BE TURNING TO SNOW SHOWERS TONIGHT AS
  THE TEMPERATURES DROP TO THE FREEZING MARK. SOME SNOW SHOWERS
  MAY BE MODERATE TO HEAVY. SNOW WILL TAPER OFF AFTER DAYBREAK
  WEDNESDAY. 

* SNOWFALL AMOUNTS...2 TO 4 INCHES WITH ISOLATED HIGHER AMOUNTS.
  HIGHER FOOTHILLS MAY SEE AS MUCH AS 6 INCHES.

* VISIBILITY...UNDER ONE HALF MILE AT TIMES IN SNOW AND NORTH TO 
  NORTHEAST WIND 15 TO 25 MPH WITH GUSTS 30 TO 40 MPH. 

* MAIN IMPACT...SLICK AND SLUSHY ROADS WITH SHARPLY REDUCED 
  VISIBILITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN
AREAS.

&&

$$

WYZ017-231200-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1800Z/
WIND RIVER BASIN-
INCLUDING THE CITIES OF...RIVERTON...SHOSHONI
650 PM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT
WEDNESDAY...

* TIMING...RAIN AND SNOW SHOWERS...WITH ISOLATED EARLY EVENING
  THUNDERSTORMS...WILL BECOME ALL SNOW AS TEMPERATURES DROP TO THE
  FREEZING MARK. SNOW WILL BE TAPERING OFF EARLY WEDNESDAY
  MORNING.

* SNOWFALL AMOUNTS...2 TO 5 INCHES WITH ISOLATED HIGHER AMOUNTS IN
  THE SOUTHERN PART OF THE BASIN. 

* VISIBILITY AND WIND...UNDER ONE HALF MILE AT TIMES IN SNOW AND 
  NORTH TO NORTHEAST WIND 20 TO 30 MPH WITH GUSTS 35 TO 45 MPH. 
  EVEN STRONGER WINDS ARE EXPECTED NEAR THE MOUTH OF WIND RIVER 
  CANYON AND ANY EXPOSED LOCATIONS LATER THIS EVENING AND 
  OVERNIGHT. 

* MAIN IMPACT...SLICK AND SLUSHY ROADS WITH SHARPLY REDUCED 
  VISIBILITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN
AREAS.

&&

$$

WYZ010-011-231200-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1800Z/
NORTHEAST JOHNSON COUNTY-SOUTHEAST JOHNSON COUNTY-
INCLUDING THE CITIES OF...BUFFALO...KAYCEE
650 PM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT
WEDNESDAY...

* TIMING...RAIN AND SNOW WILL BECOME ALL SNOW LATER THIS EVENING
  AS THE TEMPERATURE DROPS TO THE FREEZING MARK. STRONG NORTH WIND
  WILL DEVELOP TONIGHT AND THAT MAY CAUSE NEAR BLIZZARD
  CONDITIONS AT TIMES.

* SNOWFALL AMOUNTS...2 TO 5 INCHES...WITH THE HEAVIER AMOUNTS IN 
  THE SOUTHERN PART OF THE COUNTY. 

* VISIBILITY AND WIND...UNDER ONE QUARTER MILE AT TIMES IN SNOW 
  AND NORTH WIND 25 TO 35 MPH WITH GUSTS 45 TO 55 MPH. 

* MAIN IMPACT...ROADS WILL BECOME SLUSHY AND SLICK WITH 
  VISIBILITIES SHARPLY REDUCED AT TIMES IN SNOW AND VERY STRONG 
  NORTH WIND. INTERSTATES 90 AND 25 MAY SEE HAZARDOUS DRIVING 
  CONDITIONS AT TIMES LATE TONIGHT THROUGH WEDNESDAY MORNING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN
AREAS.

&&

$$

WYZ008-009-231200-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1200Z/
BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST-
650 PM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
WEDNESDAY...

* TIMING...SNOW WILL OCCUR TONIGHT. 

* SNOWFALL AMOUNTS...5 TO 12 INCHES WITH ISOLATED HIGHER AMOUNTS 
  RANGING UP TO 15 INCHES ABOVE 10000 FEET. 

* VISIBILITY...UNDER ONE HALF MILE AT TIMES IN SNOW AND NORTH TO 
  NORTHEAST WIND 15 TO 25 MPH WITH GUSTS 30 TO 40 MPH. 

* MAIN IMPACT...SLICK AND SLUSHY ROADS WITH SHARPLY REDUCED 
  VISIBILITY. POWDER RIVER AND GRANITE PASSES MAY SEE HAZARDOUS 
  DRIVING CONDITIONS AT TIMES LATE TONIGHT THROUGH TUESDAY 
  NIGHT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN
AREAS.

&&

$$

WYZ030-231200-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1800Z/
EAST SWEETWATER COUNTY-
INCLUDING THE CITY OF...WAMSUTTER
650 PM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT
WEDNESDAY...

* TIMING...SNOW SHOWERS WILL OCCUR AT TIMES THROUGH TONIGHT. 

* SNOWFALL AMOUNTS...2 TO 4 INCHES WITH ISOLATED HIGHER AMOUNTS 
  RANGING UP TO 6 INCHES. 

* VISIBILITY...UNDER ONE HALF MILE AT TIMES IN SNOW. A NORTH TO
  NORTHEAST WIND OF 15 TO 25 MPH WITH GUSTS 30 TO 40 MPH WILL
  DEVELOP TONIGHT.

* MAIN IMPACT...SLICK AND SLUSHY ROADS WITH SHARPLY REDUCED 
  VISIBILITY. INTERSTATE 80 MAY SEE HAZARDOUS DRIVING CONDITIONS 
  AT TIMES LATE TONIGHT THROUGH WEDNESDAY MORNING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
413 
WWUS45 KRIW 230401
WSWRIW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
1001 PM MDT TUE MAR 22 2016

...SIGNIFICANT SNOW AND STRONG WIND EXPECTED OVER PORTIONS EAST
OF THE DIVIDE TONIGHT THROUGH WEDNESDAY MORNING...

...SIGNIFICANT SNOW AND STRONG WIND EXPECTED ACROSS THE BIGHORN
MOUNTAINS THROUGH TONIGHT...

WYZ012-013-023-024-027-230515-
/O.CAN.KRIW.WW.Y.0016.000000T0000Z-160323T1200Z/
TETON AND GROS VENTRE MOUNTAINS-JACKSON HOLE-STAR VALLEY-
SALT RIVER AND WYOMING RANGES-SOUTH LINCOLN COUNTY-
INCLUDING THE CITIES OF...JACKSON...AFTON...ALPINE...
STAR VALLEY RANCH...THAYNE...KEMMERER...COKEVILLE
1001 PM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY IS CANCELLED...

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

SOME LIGHT SNOW WILL OCCUR AT TIMES OVERNIGHT. LOCAL ACCUMULATIONS
OF AN INCH OR TWO AT THE LOWER ELEVATIONS. SNOWFALL IN THE
MOUNTAINS WILL BE FROM 1 TO 3 INCHES. ROADS MAY BE SLICK OVER
MOUNTAINS PASSES. 

$$

WYZ019-020-231200-
/O.CON.KRIW.WS.W.0007.000000T0000Z-160323T1800Z/
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITIES OF...JEFFREY CITY...CASPER
1001 PM MDT TUE MAR 22 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT
WEDNESDAY...

* TIMING...SNOW WILL OCCUR OVERNIGHT...TAPERING OFF WEDNESDAY
  MORNING. STRONG NORTH WIND WILL ALSO DEVELOP OVERNIGHT TONIGHT
  CAUSING AREAS OF BLOWING SNOW LATE.

* SNOWFALL AMOUNTS...5 TO 10 INCHES AROUND CASPER AND THE LOWER
  ELEVATIONS OF NORTHERN AND EASTERN NATRONA COUNTY WITH A FOOT OR
  MORE IN SOUTHWESTERN NATRONA AND SOUTHEAST FREMONT COUNTIES...
  INCLUDING JEFFREY CITY OVER TO BEAVER RIM.

* VISIBILITY AND WIND...UNDER ONE QUARTER MILE AT TIMES IN HEAVY 
  SNOW AND NORTH WIND 20 TO 30 MPH WITH GUSTS TO 45 MPH. 

* MAIN IMPACT...ROADS WILL BECOME SLUSHY AND SLICK WITH 
  VISIBILITIES SHARPLY REDUCED AT TIMES IN HEAVY SNOW AND STRONG 
  NORTH WIND. INTERSTATE 25 AND MOST OTHER AREA HIGHWAYS WILL 
  SEE HAZARDOUS DRIVING CONDITIONS AT TIMES LATE TONIGHT THROUGH 
  WEDNESDAY MORNING. 

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.

&&

$$

WYZ022-231200-
/O.CON.KRIW.WS.W.0007.000000T0000Z-160323T1800Z/
CASPER MOUNTAIN-
1001 PM MDT TUE MAR 22 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT
WEDNESDAY...

* TIMING...PERIODS OF SNOW. SNOW MAY BECOME QUITE HEAVY...LASTING
  INTO WEDNESDAY MORNING BEFORE TAPERING OFF. A STRONG NORTH WIND
  WILL ALSO DEVELOP OVERNIGHT CAUSING AREAS OF BLOWING SNOW LATE.

* SNOWFALL AMOUNTS...10 TO 16 INCHES.

* VISIBILITY AND WIND...UNDER ONE QUARTER MILE AT TIMES IN HEAVY 
  SNOW AND NORTH WIND 20 TO 30 MPH WITH GUSTS TO 45 MPH. 

* MAIN IMPACT...ROADS WILL BECOME SLUSHY AND SLICK WITH 
  VISIBILITIES SHARPLY REDUCED AT TIMES IN HEAVY SNOW AND STRONG 
  NORTH WIND. 

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.

&&

$$

WYZ018-231200-
/O.CON.KRIW.WS.W.0007.000000T0000Z-160323T1800Z/
LANDER FOOTHILLS-
INCLUDING THE CITY OF...LANDER
1001 PM MDT TUE MAR 22 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT
WEDNESDAY...

* TIMING...PERIODS OF SNOW TONIGHT. THE SNOW MAY BE MODERATE TO
  HEAVY AT TIMES OVERNIGHT...BEFORE TAPERING WEDNESDAY MORNING.

* SNOWFALL AMOUNTS...5 TO 8 INCHES WITH LOCALLY HIGHER AMOUNTS.

* VISIBILITY...UNDER ONE HALF MILE AT TIMES IN SNOW AND A NORTH 
  OF WIND 15 TO 25 MPH. 

* MAIN IMPACT...SLICK AND SLUSHY ROADS WITH SHARPLY REDUCED 
  VISIBILITY. 

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.

&&

$$

WYZ014-015-231200-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1200Z/
WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST-
1001 PM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
WEDNESDAY...

* TIMING...PERIODS OF SNOW TONIGHT.

* SNOWFALL AMOUNTS...4 TO 10 INCHES WITH ISOLATED HIGHER AMOUNTS 
  RANGING UP TO 12 INCHES. 

* VISIBILITY AND WIND...UNDER ONE QUARTER MILE AT TIMES... 
  ESPECIALLY AFTER MIDNIGHT WHEN NORTHEAST WINDS INCREASE TO 25 
  TO 35 MPH OVER SOUTH PASS WITH GUSTS OVER 45 MPH. 

* MAIN IMPACT...SLICK ROADS AND SHARPLY REDUCED VISIBILITY. 
  SOUTH PASS MAY SEE HAZARDOUS DRIVING CONDITIONS AT TIMES 
  THROUGH EARLY WEDNESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WYZ003-005-231200-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1800Z/
CODY FOOTHILLS-SOUTHWEST BIG HORN BASIN-
INCLUDING THE CITIES OF...CODY...MEETEETSE...THERMOPOLIS
1001 PM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT
WEDNESDAY...

* TIMING...RAIN AND SNOW WILL BECOME ALL SNOW LATER TONIGHT. SNOW
  MAY BE MODERATE AT TIMES. SNOW WILL TAPER OFF AFTER DAYBREAK
  WEDNESDAY.

* SNOWFALL AMOUNTS...2 TO 3 INCHES WITH ISOLATED HIGHER AMOUNTS.
  HIGHER FOOTHILLS MAY SEE AS MUCH AS 6 INCHES.

* VISIBILITY...UNDER ONE HALF MILE AT TIMES IN SNOW AND NORTH TO 
  NORTHEAST WIND 15 TO 25 MPH WITH GUSTS 30 TO 40 MPH. 

* MAIN IMPACT...SLICK AND SLUSHY ROADS WITH SHARPLY REDUCED 
  VISIBILITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN
AREAS.

&&

$$

WYZ017-231200-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1800Z/
WIND RIVER BASIN-
INCLUDING THE CITIES OF...RIVERTON...SHOSHONI
1001 PM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT
WEDNESDAY...

* TIMING...RAIN AND SNOW IN THE AREA WILL TURN TO ALL SNOW AROUND
  OR AFTER MIDNIGHT. SNOW WILL BE TAPERING OFF EARLY WEDNESDAY
  MORNING.

* SNOWFALL AMOUNTS...1 TO 3 INCHES WITH HIGHER AMOUNTS IN THE
  SOUTHERN HALF OF THE BASIN.

* VISIBILITY AND WIND...UNDER ONE HALF MILE AT TIMES IN SNOW AND 
  NORTH TO NORTHEAST WIND 20 TO 30 MPH WITH GUSTS 35 TO 45 MPH. 
  EVEN STRONGER WINDS ARE EXPECTED NEAR THE MOUTH OF WIND RIVER 
  CANYON AND ANY EXPOSED LOCATIONS LATER THIS EVENING AND 
  OVERNIGHT. 

* MAIN IMPACT...SLICK AND SLUSHY ROADS WITH SHARPLY REDUCED 
  VISIBILITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN
AREAS.

&&

$$

WYZ010-011-231200-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1800Z/
NORTHEAST JOHNSON COUNTY-SOUTHEAST JOHNSON COUNTY-
INCLUDING THE CITIES OF...BUFFALO...KAYCEE
1001 PM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT
WEDNESDAY...

* TIMING...PERIODS OF SNOW OVERNIGHT. A STRONG NORTH WIND WILL
  DEVELOP TONIGHT AND THAT MAY CAUSE NEAR BLIZZARD CONDITIONS AT
  TIMES.

* SNOWFALL AMOUNTS...2 TO 5 INCHES...WITH THE HEAVIER AMOUNTS IN 
  THE SOUTHERN PART OF THE COUNTY. 

* VISIBILITY AND WIND...UNDER ONE QUARTER MILE AT TIMES IN SNOW 
  AND NORTH WIND 25 TO 35 MPH WITH GUSTS 45 TO 55 MPH. 

* MAIN IMPACT...ROADS WILL BECOME SLUSHY AND SLICK WITH 
  VISIBILITIES SHARPLY REDUCED AT TIMES IN SNOW AND VERY STRONG 
  NORTH WIND. INTERSTATES 90 AND 25 MAY SEE HAZARDOUS DRIVING 
  CONDITIONS AT TIMES LATE TONIGHT THROUGH WEDNESDAY MORNING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN
AREAS.

&&

$$

WYZ008-009-231200-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1200Z/
BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST-
1001 PM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
WEDNESDAY...

* TIMING...SNOW WILL OCCUR TONIGHT.

* SNOWFALL AMOUNTS...5 TO 12 INCHES WITH ISOLATED HIGHER AMOUNTS 
  RANGING UP TO 15 INCHES ABOVE 10000 FEET. 

* VISIBILITY...UNDER ONE HALF MILE AT TIMES IN SNOW AND NORTH TO 
  NORTHEAST WIND 15 TO 25 MPH WITH GUSTS 30 TO 40 MPH. 

* MAIN IMPACT...SLICK AND SLUSHY ROADS WITH SHARPLY REDUCED 
  VISIBILITY. POWDER RIVER AND GRANITE PASSES MAY SEE HAZARDOUS 
  DRIVING CONDITIONS AT TIMES LATE TONIGHT THROUGH TUESDAY 
  NIGHT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN
AREAS.

&&

$$

WYZ030-231200-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1800Z/
EAST SWEETWATER COUNTY-
INCLUDING THE CITY OF...WAMSUTTER
1001 PM MDT TUE MAR 22 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT
WEDNESDAY...

* TIMING...SNOW SHOWERS WILL OCCUR AT TIMES THROUGH TONIGHT.

* SNOWFALL AMOUNTS...2 TO 4 INCHES WITH ISOLATED HIGHER AMOUNTS 
  RANGING UP TO 6 INCHES. 

* VISIBILITY...UNDER ONE HALF MILE AT TIMES IN SNOW. A NORTH TO 
  NORTHEAST WIND OF 15 TO 25 MPH WITH GUSTS 30 TO 40 MPH WILL 
  DEVELOP TONIGHT. 

* MAIN IMPACT...SLICK AND SLUSHY ROADS WITH SHARPLY REDUCED 
  VISIBILITY. INTERSTATE 80 MAY SEE HAZARDOUS DRIVING CONDITIONS 
  AT TIMES LATE TONIGHT THROUGH WEDNESDAY MORNING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
515 
WWUS45 KRIW 230657
WSWRIW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
1257 AM MDT WED MAR 23 2016

...SIGNIFICANT SNOW AND STRONG WIND EXPECTED TO CONTINUE OVER
PORTIONS EAST OF THE DIVIDE THIS MORNING...

...SIGNIFICANT SNOW AND STRONG WIND EXPECTED TO CONTINUE ACROSS
THE BIGHORN MOUNTAINS THROUGH TONIGHT...

WYZ003-230800-
/O.CAN.KRIW.WW.Y.0016.000000T0000Z-160323T1800Z/
CODY FOOTHILLS-
INCLUDING THE CITIES OF...CODY...MEETEETSE
1257 AM MDT WED MAR 23 2016

...WINTER WEATHER ADVISORY IS CANCELLED...

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

SOME LIGHT SNOW WILL OCCUR AT TIMES OVERNIGHT. ADDITIONAL LOCAL
ACCUMULATIONS OF UP TO AN INCH WILL BE POSSIBLE THROUGH SUNRISE. 

$$

WYZ019-020-231200-
/O.CON.KRIW.WS.W.0007.000000T0000Z-160323T1800Z/
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITIES OF...JEFFREY CITY...CASPER
1257 AM MDT WED MAR 23 2016

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

* TIMING...SNOW WILL CONTINUE OVERNIGHT...TAPERING OFF LATER THIS
  MORNING. STRONG NORTH WIND WILL ALSO CONTINUE THIS MORNING...CAUSING
  AREAS OF BLOWING SNOW LATE.

* SNOWFALL AMOUNTS...5 TO 8 INCHES AROUND CASPER AND THE LOWER
  ELEVATIONS OF NORTHERN AND EASTERN NATRONA COUNTY WITH A FOOT OR
  MORE IN SOUTHWESTERN NATRONA AND SOUTHEAST FREMONT COUNTIES...
  INCLUDING JEFFREY CITY OVER TO BEAVER RIM.

* VISIBILITY AND WIND...UNDER ONE QUARTER MILE AT TIMES IN HEAVY 
  SNOW AND NORTH WIND 20 TO 30 MPH WITH GUSTS TO 45 MPH. 

* MAIN IMPACT...ROADS WILL BECOME SLUSHY AND SLICK WITH 
  VISIBILITIES SHARPLY REDUCED AT TIMES IN HEAVY SNOW AND STRONG 
  NORTH WIND. INTERSTATE 25 AND MOST OTHER AREA HIGHWAYS WILL 
  SEE HAZARDOUS DRIVING CONDITIONS AT TIMES LATE TONIGHT THROUGH 
  WEDNESDAY MORNING. 

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.

&&

$$

WYZ022-231200-
/O.CON.KRIW.WS.W.0007.000000T0000Z-160323T1800Z/
CASPER MOUNTAIN-
1257 AM MDT WED MAR 23 2016

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

* TIMING...PERIODS OF SNOW. SNOW MAY BECOME QUITE HEAVY... LASTING
  WELL INTO THIS MORNING BEFORE TAPERING OFF. A STRONG NORTH WIND
  WILL ALSO CONTINUE THIS MORNING...CAUSING AREAS OF BLOWING SNOW
  LATE.

* SNOWFALL AMOUNTS...10 TO 14 INCHES.

* VISIBILITY AND WIND...UNDER ONE QUARTER MILE AT TIMES IN HEAVY 
  SNOW AND NORTH WIND 20 TO 30 MPH WITH GUSTS TO 45 MPH. 

* MAIN IMPACT...ROADS WILL BECOME SLUSHY AND SLICK WITH 
  VISIBILITIES SHARPLY REDUCED AT TIMES IN HEAVY SNOW AND STRONG 
  NORTH WIND. 

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.

&&

$$

WYZ018-231200-
/O.CON.KRIW.WS.W.0007.000000T0000Z-160323T1800Z/
LANDER FOOTHILLS-
INCLUDING THE CITY OF...LANDER
1257 AM MDT WED MAR 23 2016

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

* TIMING...PERIODS OF SNOW CONTINUE THIS MORNING.. THE SNOW MAY BE
  MODERATE TO HEAVY AT TIMES...BEFORE TAPERING LATER THIS MORNING.

* SNOWFALL AMOUNTS...4 TO 8 INCHES WITH LOCALLY HIGHER AMOUNTS.

* VISIBILITY...UNDER ONE HALF MILE AT TIMES IN SNOW AND A NORTH 
  OF WIND 15 TO 25 MPH. 

* MAIN IMPACT...SLICK AND SLUSHY ROADS WITH SHARPLY REDUCED 
  VISIBILITY. 

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.

&&

$$

WYZ015-231200-
/O.EXT.KRIW.WW.Y.0016.000000T0000Z-160323T1800Z/
WIND RIVER MOUNTAINS EAST-
1257 AM MDT WED MAR 23 2016

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL NOON MDT TODAY...

* TIMING...PERIODS OF SNOW CONTINUE THROUGH THIS MORNING.

* SNOWFALL AMOUNTS...4 TO 10 INCHES WITH ISOLATED HIGHER AMOUNTS 
  RANGING UP TO 12 INCHES. 

* VISIBILITY AND WIND...UNDER ONE QUARTER MILE AT TIMES... 
  ESPECIALLY AFTER MIDNIGHT WHEN NORTHEAST WINDS INCREASE TO 25 
  TO 35 MPH OVER SOUTH PASS WITH GUSTS OVER 45 MPH. 

* MAIN IMPACT...SLICK ROADS AND SHARPLY REDUCED VISIBILITY. 
  SOUTH PASS MAY SEE HAZARDOUS DRIVING CONDITIONS AT TIMES 
  THROUGH EARLY WEDNESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WYZ014-231200-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1200Z/
WIND RIVER MOUNTAINS WEST-
1257 AM MDT WED MAR 23 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT EARLY
THIS MORNING...

* TIMING...PERIODS OF SNOW...TAPERING OFF AROUND SUNRISE.

* SNOWFALL AMOUNTS...4 TO 10 INCHES WITH ISOLATED HIGHER AMOUNTS 
  RANGING UP TO 12 INCHES. 

* VISIBILITY AND WIND...UNDER ONE QUARTER MILE AT TIMES... 
  ESPECIALLY AFTER MIDNIGHT WHEN NORTHEAST WINDS INCREASE TO 25 
  TO 35 MPH OVER SOUTH PASS WITH GUSTS OVER 45 MPH. 

* MAIN IMPACT...SLICK ROADS AND SHARPLY REDUCED VISIBILITY. 
  SOUTH PASS MAY SEE HAZARDOUS DRIVING CONDITIONS AT TIMES 
  THROUGH EARLY WEDNESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WYZ005-231200-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1800Z/
SOUTHWEST BIG HORN BASIN-
INCLUDING THE CITY OF...THERMOPOLIS
1257 AM MDT WED MAR 23 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT
TODAY...

* TIMING...SNOW WILL CONTINUE THIS MORNING. SNOW MAY BE MODERATE
  AT TIMES. SNOW WILL TAPER OFF AFTER DAYBREAK.

* SNOWFALL AMOUNTS...2 TO 3 INCHES WITH ISOLATED HIGHER AMOUNTS. 
  HIGHER FOOTHILLS MAY SEE AS MUCH AS 6 INCHES. 

* VISIBILITY...UNDER ONE HALF MILE AT TIMES IN SNOW AND NORTH TO 
  NORTHEAST WIND 15 TO 25 MPH WITH GUSTS 30 TO 40 MPH. 

* MAIN IMPACT...SLICK AND SLUSHY ROADS WITH SHARPLY REDUCED 
  VISIBILITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN
AREAS.

&&

$$

WYZ017-231200-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1800Z/
WIND RIVER BASIN-
INCLUDING THE CITIES OF...RIVERTON...SHOSHONI
1257 AM MDT WED MAR 23 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT
TODAY...

* TIMING...SNOW WILL CONTINUE THIS MORNING BEFORE TAPERING OFF
  LATER THIS MORNING.

* SNOWFALL AMOUNTS...1 TO 3 INCHES WITH HIGHER AMOUNTS IN THE
  SOUTHERN AND EASTERN PORTIONS OF THE BASIN.

* VISIBILITY AND WIND...UNDER ONE HALF MILE AT TIMES IN SNOW AND 
  NORTH TO NORTHEAST WIND 20 TO 30 MPH WITH GUSTS 35 TO 45 MPH. 
  EVEN STRONGER WINDS ARE EXPECTED NEAR THE MOUTH OF WIND RIVER 
  CANYON AND ANY EXPOSED LOCATIONS LATER THIS EVENING AND 
  OVERNIGHT. 

* MAIN IMPACT...SLICK AND SLUSHY ROADS WITH SHARPLY REDUCED 
  VISIBILITY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN
AREAS.

&&

$$

WYZ010-011-231200-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1800Z/
NORTHEAST JOHNSON COUNTY-SOUTHEAST JOHNSON COUNTY-
INCLUDING THE CITIES OF...BUFFALO...KAYCEE
1257 AM MDT WED MAR 23 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT
TODAY...

* TIMING...PERIODS OF SNOW CONTINUE THIS MORNING. GUSTY NORTH TO
  NORTHWEST WIND WILL ACCOMPANY THE SNOW...SEVERELY REDUCING
  VISIBILITY AT TIMES. 

* SNOWFALL AMOUNTS...2 TO 5 INCHES...WITH THE HEAVIER AMOUNTS IN 
  THE SOUTHERN PART OF THE COUNTY. 

* VISIBILITY AND WIND...UNDER ONE QUARTER MILE AT TIMES IN SNOW 
  AND NORTH WIND 25 TO 35 MPH WITH GUSTS 45 TO 55 MPH. 

* MAIN IMPACT...ROADS WILL BECOME SLUSHY AND SLICK WITH 
  VISIBILITIES SHARPLY REDUCED AT TIMES IN SNOW AND VERY STRONG 
  NORTH WIND. INTERSTATES 90 AND 25 MAY SEE HAZARDOUS DRIVING 
  CONDITIONS AT TIMES LATE TONIGHT THROUGH WEDNESDAY MORNING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN
AREAS.

&&

$$

WYZ008-009-231200-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1200Z/
BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST-
1257 AM MDT WED MAR 23 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT EARLY
THIS MORNING...

* TIMING...SNOW WILL CONTINUE THROUGH DAYBREAK BEFORE TAPERING OFF.

* SNOWFALL AMOUNTS...5 TO 12 INCHES WITH ISOLATED HIGHER AMOUNTS 
  RANGING UP TO 15 INCHES ABOVE 10000 FEET. 

* VISIBILITY...UNDER ONE HALF MILE AT TIMES IN SNOW AND NORTH TO 
  NORTHEAST WIND 15 TO 25 MPH WITH GUSTS 30 TO 40 MPH. 

* MAIN IMPACT...SLICK AND SLUSHY ROADS WITH SHARPLY REDUCED 
  VISIBILITY. POWDER RIVER AND GRANITE PASSES MAY SEE HAZARDOUS 
  DRIVING CONDITIONS AT TIMES LATE TONIGHT THROUGH TUESDAY 
  NIGHT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN
AREAS.

&&

$$

WYZ030-231200-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1800Z/
EAST SWEETWATER COUNTY-
INCLUDING THE CITY OF...WAMSUTTER
1257 AM MDT WED MAR 23 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT
TODAY...

* TIMING...SNOW SHOWERS WILL CONTINUE AT TIMES THIS MORNING.

* SNOWFALL AMOUNTS...2 TO 4 INCHES WITH ISOLATED HIGHER AMOUNTS 
  RANGING UP TO 6 INCHES. 

* VISIBILITY...UNDER ONE HALF MILE AT TIMES IN SNOW. A NORTH TO 
  NORTHEAST WIND OF 15 TO 25 MPH WITH GUSTS 30 TO 40 MPH WILL 
  DEVELOP TONIGHT. 

* MAIN IMPACT...SLICK AND SLUSHY ROADS WITH SHARPLY REDUCED 
  VISIBILITY. INTERSTATE 80 MAY SEE HAZARDOUS DRIVING CONDITIONS 
  AT TIMES LATE TONIGHT THROUGH WEDNESDAY MORNING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
332 
WWUS45 KRIW 231159
WSWRIW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
559 AM MDT WED MAR 23 2016

...SIGNIFICANT SNOW AND STRONG WIND EXPECTED TO CONTINUE OVER
PORTIONS EAST OF THE DIVIDE THIS MORNING...

WYZ014-231300-
/O.EXP.KRIW.WW.Y.0016.000000T0000Z-160323T1200Z/
WIND RIVER MOUNTAINS WEST-
559 AM MDT WED MAR 23 2016

...WINTER WEATHER ADVISORY WILL EXPIRE AT 6 AM MDT EARLY THIS
MORNING...

THE WINTER WEATHER ADVISORY FOR THE WESTERN SLOPES OF THE WIND
RIVER MOUNTAINS WILL BE ALLOWED TO EXPIRE AT 6 AM. HOWEVER...AS OF
530 AM SOUTH PASS WAS CLOSED. PLEASE VISIT WYOROAD.INFO OR DIAL
511 FOR THE LATEST ROAD CONDITIONS.

$$

WYZ008-009-231300-
/O.EXP.KRIW.WW.Y.0016.000000T0000Z-160323T1200Z/
BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST-
559 AM MDT WED MAR 23 2016

...WINTER WEATHER ADVISORY WILL EXPIRE AT 6 AM MDT EARLY THIS
MORNING...

THE WINTER WEATHER ADVISORY FOR THE BIGHORN MOUNTAINS WILL BE
ALLOWED TO EXPIRE AT 6 AM. SNOW CONTINUES TO DECREASE IN COVERAGE
AND INTENSITY EARLY THIS MORNING...AND ADDITIONAL SNOWFALL IN THE
BIGHORN MOUNTAINS ARE EXPECTED TO BE AN INCH OR LESS.

$$

WYZ019-020-231800-
/O.CON.KRIW.WS.W.0007.000000T0000Z-160323T1800Z/
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITIES OF...JEFFREY CITY...CASPER
559 AM MDT WED MAR 23 2016

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

* TIMING...LIGHT TO MODERATE SNOWFALL THROUGH 9 AM...THEN THE SNOW
  IS EXPECTED TO DECREASE IN COVERAGE QUICKLY AFTER 9 AM.

* ADDITIONAL SNOWFALL THIS MORNING...1 TO 3 INCHES.

* VISIBILITY AND WIND...UNDER ONE QUARTER MILE AT TIMES IN A
  COMBINATION OF SNOW AND BLOWING SNOW...WITH A NORTH WIND 20 TO
  30 MPH WITH GUSTS TO 45 MPH.

* MAIN IMPACT...HAZARDOUS DRIVING CONDITIONS. BEFORE VENTURING
  OUT...PLEASE CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO
  OR BY DIALING 511.

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.

&&

$$

WYZ022-231800-
/O.CON.KRIW.WS.W.0007.000000T0000Z-160323T1800Z/
CASPER MOUNTAIN-
559 AM MDT WED MAR 23 2016

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

* TIMING...PERIODS OF SNOW THROUGH NOON...WITH THE HEAVIEST
  THROUGH 9 AM. A STRONG NORTH WIND WILL ALSO CONTINUE THIS
  MORNING...CAUSING AREAS OF BLOWING SNOW.

* ADDITIONAL SNOWFALL THIS MORNING...2 TO 4 INCHES.

* VISIBILITY AND WIND...UNDER ONE QUARTER MILE AT TIMES IN SNOW
  AND BLOWING SNOW...WITH A NORTH WIND 20 TO 30 MPH WITH GUSTS TO
  45 MPH.

* MAIN IMPACT...HAZARDOUS DRIVING CONDITIONS. BEFORE VENTURING
  OUT...PLEASE CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO
  OR BY DIALING 511.

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.

&&

$$

WYZ018-231800-
/O.CON.KRIW.WS.W.0007.000000T0000Z-160323T1800Z/
LANDER FOOTHILLS-
INCLUDING THE CITY OF...LANDER
559 AM MDT WED MAR 23 2016

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

* TIMING...PERIODS OF SNOW THIS MORNING...WITH THE HEAVIEST
  THROUGH 8 AM.

* ADDITIONAL SNOWFALL THIS MORNING...1 TO 2 INCHES.

* VISIBILITY...UNDER ONE HALF MILE AT TIMES IN SNOW AND A NORTH OF
  WIND 10 TO 20 MPH.

* MAIN IMPACT...ROADS WILL BE SLICK AND SLUSHY. AS OF 545
  AM...SOUTH PASS WAS CLOSED. BEFORE VENTURING OUT...PLEASE CHECK
  THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 511.

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.

&&

$$

WYZ015-231800-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1800Z/
WIND RIVER MOUNTAINS EAST-
559 AM MDT WED MAR 23 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT
TODAY...

* TIMING...PERIODS OF SNOW CONTINUE THROUGH THIS MORNING.

* ADDITIONAL SNOWFALL THIS MORNING...2 TO 4 INCHES.

* VISIBILITY AND WIND...UNDER ONE QUARTER MILE AT TIMES IN SNOW
  AND BLOWING SNOW...WITH NORTH TO NORTHWEST WINDS 15 TO 25 MPH
  WITH GUSTS OVER 35 MPH.

* MAIN IMPACT...SLICK ROADS AND SHARPLY REDUCED VISIBILITY. AS OF
  545 AM...SOUTH PASS WAS CLOSED. BEFORE VENTURING OUT...PLEASE
  CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING
  511.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WYZ005-231800-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1800Z/
SOUTHWEST BIG HORN BASIN-
INCLUDING THE CITY OF...THERMOPOLIS
559 AM MDT WED MAR 23 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT
TODAY...

* TIMING...LIGHT SNOW WILL COME TO AN END BETWEEN 9 AM AND NOON. 

* ADDITIONAL SNOWFALL THIS MORNING...LESS THAN 1 INCH.

* VISIBILITY...AROUND ONE MILE AT TIMES IN SNOW.

* MAIN IMPACT...SLICK AND SLUSHY ROADS. BEFORE VENTURING
  OUT...PLEASE CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO
  OR BY DIALING 511.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN
AREAS.

&&

$$

WYZ017-231800-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1800Z/
WIND RIVER BASIN-
INCLUDING THE CITIES OF...RIVERTON...SHOSHONI
559 AM MDT WED MAR 23 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT
TODAY...

* TIMING...PERIODS OF SNOW THIS MORNING...MAINLY BEFORE 9 AM.

* ADDITIONAL SNOWFALL THIS MORNING...UP TO 1 INCH.

* VISIBILITY...AROUND ONE MILE IN SPOTS.

* MAIN IMPACT...SLICK AND SLUSHY ROADS. BEFORE VENTURING
  OUT...PLEASE CHECK THE LATEST ROAD CONDITIONS AT WYOROAD.INFO
  OR BY DIALING 511.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN
AREAS.

&&

$$

WYZ010-011-231800-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1800Z/
NORTHEAST JOHNSON COUNTY-SOUTHEAST JOHNSON COUNTY-
INCLUDING THE CITIES OF...BUFFALO...KAYCEE
559 AM MDT WED MAR 23 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT
TODAY...

* TIMING...AREAS OF LIGHT SNOW WILL CONTINUE THIS MORNING...MAINLY
  BEFORE 9 AM. 

* ADDITIONAL SNOWFALL THIS MORNING...AROUND 1 INCH.

* VISIBILITY AND WIND...UNDER ONE QUARTER MILE AT TIMES IN SNOW
  AND BLOWING SNOW...WITH A NORTH WIND 25 TO 35 MPH WITH GUSTS 45
  TO 45 MPH.

* MAIN IMPACT...ROADS WILL BE SLUSHY AND SLICK WITH VISIBILITIES
  SHARPLY REDUCED AT TIMES. BEFORE VENTURING OUT...PLEASE CHECK
  THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 511.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING... ESPECIALLY IN OPEN
AREAS.

&&

$$

WYZ030-231800-
/O.CON.KRIW.WW.Y.0016.000000T0000Z-160323T1800Z/
EAST SWEETWATER COUNTY-
INCLUDING THE CITY OF...WAMSUTTER
559 AM MDT WED MAR 23 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT
TODAY...

* TIMING...SNOW SHOWERS WILL CONTINUE AT TIMES THIS MORNING.

* ADDITIONAL SNOWFALL THIS MORNING...1 TO 2 INCHES.

* VISIBILITY...UNDER ONE HALF MILE AT TIMES IN SNOW AND BLOWING
  SNOW...WITH A NORTH WIND BETWEEN 15 AND 25 MPH...WITH GUSTS 30
  TO 40 MPH.

* MAIN IMPACT...HAZARDOUS DRIVING CONDITIONS...INCLUDING
  INTERSTATE 80. AS OF 545 AM...INTERSTATE 80 BETWEEN ROCK SPRINGS
  AND RAWLINS WAS CLOSED. BEFORE VENTURING OUT...PLEASE CHECK
  THE LATEST ROAD CONDITIONS AT WYOROAD.INFO OR BY DIALING 511.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

TEAM RIVERTON/21
442 
WWUS45 KRIW 231732
WSWRIW

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE RIVERTON WY
1132 AM MDT WED MAR 23 2016

WYZ019-020-231845-
/O.EXP.KRIW.WS.W.0007.000000T0000Z-160323T1800Z/
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
NATRONA COUNTY LOWER ELEVATIONS-
INCLUDING THE CITIES OF...JEFFREY CITY...CASPER
1132 AM MDT WED MAR 23 2016

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

STEADY SNOW HAS ENDED AND ANY LEFTOVER SNOW SHOWERS SHOULD RESULT
IN LITTLE OR NO ACCUMULATION.

$$

WYZ022-231845-
/O.EXP.KRIW.WS.W.0007.000000T0000Z-160323T1800Z/
CASPER MOUNTAIN-
1132 AM MDT WED MAR 23 2016

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

STEADY SNOW HAS ENDED AND ANY LEFTOVER SNOW SHOWERS SHOULD RESULT
IN LITTLE OR NO ACCUMULATION.

$$

WYZ018-231845-
/O.EXP.KRIW.WS.W.0007.000000T0000Z-160323T1800Z/
LANDER FOOTHILLS-
INCLUDING THE CITY OF...LANDER
1132 AM MDT WED MAR 23 2016

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

STEADY SNOW HAS ENDED AND ANY LEFTOVER SNOW SHOWERS SHOULD RESULT
IN LITTLE OR NO ACCUMULATION.

$$

WYZ015-231845-
/O.EXP.KRIW.WW.Y.0016.000000T0000Z-160323T1800Z/
WIND RIVER MOUNTAINS EAST-
1132 AM MDT WED MAR 23 2016

...WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MDT TODAY...

STEADY SNOW HAS ENDED AND ANY LEFTOVER SNOW SHOWERS SHOULD RESULT
IN LITTLE OR NO ACCUMULATION.

$$

WYZ005-231845-
/O.EXP.KRIW.WW.Y.0016.000000T0000Z-160323T1800Z/
SOUTHWEST BIG HORN BASIN-
INCLUDING THE CITY OF...THERMOPOLIS
1132 AM MDT WED MAR 23 2016

...WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MDT TODAY...

STEADY SNOW HAS ENDED AND ANY LEFTOVER SNOW SHOWERS SHOULD RESULT
IN LITTLE OR NO ACCUMULATION.

$$

WYZ017-231845-
/O.EXP.KRIW.WW.Y.0016.000000T0000Z-160323T1800Z/
WIND RIVER BASIN-
INCLUDING THE CITIES OF...RIVERTON...SHOSHONI
1132 AM MDT WED MAR 23 2016

...WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MDT TODAY...

STEADY SNOW HAS ENDED AND ANY LEFTOVER SNOW SHOWERS SHOULD RESULT
IN LITTLE OR NO ACCUMULATION.

$$

WYZ010-011-231845-
/O.EXP.KRIW.WW.Y.0016.000000T0000Z-160323T1800Z/
NORTHEAST JOHNSON COUNTY-SOUTHEAST JOHNSON COUNTY-
INCLUDING THE CITIES OF...BUFFALO...KAYCEE
1132 AM MDT WED MAR 23 2016

...WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MDT TODAY...

STEADY SNOW HAS ENDED AND ANY LEFTOVER SNOW SHOWERS SHOULD RESULT
IN LITTLE OR NO ACCUMULATION.

$$

WYZ030-231845-
/O.EXP.KRIW.WW.Y.0016.000000T0000Z-160323T1800Z/
EAST SWEETWATER COUNTY-
INCLUDING THE CITY OF...WAMSUTTER
1132 AM MDT WED MAR 23 2016

...WINTER WEATHER ADVISORY WILL EXPIRE AT NOON MDT TODAY...

STEADY SNOW HAS ENDED AND ANY LEFTOVER SNOW SHOWERS SHOULD RESULT
IN LITTLE OR NO ACCUMULATION.

$$

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 Mar 21, 11:42 PM MDT, 1 hour 54 minutes earlier.

Area forecast discussion, Mar 21, 11:42 PM MDT, 1 hour 54 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE RIVERTON WY
1142 PM MDT MON MAR 21 2016

.SHORT TERM...TONIGHT THROUGH THURSDAY (ISSUED AT 303 PM MDT)

SNOW IS INCREASING ACROSS THE NWRN ZONES AS EXPECTED TODAY ALONG
FRONTAL BOUNDARY THAT EXTENDS ACROSS THE AREA SWWD INTO IDAHO.
BAND BECOMES MORE CONCENTRATED THIS EVENING AS TROUGH DYNAMICS
BEGIN TO MOVE IN AND JET SAGS SWD PUTTING THE WCNTRL AREAS UNDER
SOME LEFT EXIT REGION JET DIVERGENCE. STILL CONCERNED ABOUT
HEAVIER SNOW AROUND THE NRN STAR VALLEY UP TO THE TETONS SO WILL
HAVE TO WATCH THOSE AREAS CLOSELY FOR A POTENTIAL UPGRADE TO A
WINTER STORM WARNING TONIGHT IF THINGS COME TOGETHER.
OTHERWISE...EVERYTHING IS ON TRACK FOR OUR NEGATIVELY TILTED
TROUGH TO MOVE IN ON TUESDAY WITH RAPIDLY DETERIORATING CONDITIONS
EAST OF THE DIVIDE. UPPER LOW STARTS TO TRACK SE ACROSS CENTRAL TO
SWRN WYO WITH INCREASING QG FORCING...POTENTIAL DEVELOPING RIGHT
ENTRANCE REGION JET STREAK SUPPORT AND RAPID CYCLOGENESIS OVER
NERN CO TO WRN NE. MOIST ELY FLOW IS SHOWN DEVELOPING QUICKLY
NORTH OF THE WARM FRONT TO OUR EAST WITH A PERIOD OF UPGLIDE INTO
NATRONA COUNTY BEFORE STRONG UPSLOPE AND NORTH WINDS HIT. NAM HAS
THE STRONGEST SIGNATURE WITH ITS H3 DIVERGENCE AND H7 CONVERGENCE
COUPLET AND PRODUCES IMPRESSIVE QPF OF 1.80 INCHES OVER CASPER
BETWEEN 03Z-12Z WEDNESDAY. THE GFS IS IN THE .80 TO 1 INCH RANGE
TUESDAY NIGHT. NOT A VERY LONG LASTING SYSTEM BUT IT LOOKS LIKE
IT'LL BE QUITE POTENT FOR THE 9-12 HOURS IT LASTS WITH SNOWFALL
RATES OF AN INCH PER HOUR QUITE POSSIBLE IF NOT HIGHER AT TIMES.
KEY WILL BE A QUICK TRANSITION FROM RAIN TO SNOW EARLY TUESDAY
EVENING AND THAT LOOKS LIKE IT'LL HAPPEN RIGHT NOW WITH STRONG
FORCING AND INCREASING DURING THE LATE AFTN AND EARLY EVENING
LEADING TO SOME MODERATE RAIN SHOWERS WHICH WILL HELP COOL THE
TEMPS LEADING TO A QUICK TRANSITION TO SNOW. WILL ISSUE A WINTER
STORM WATCH FROM THE JEFFREY CITY AREA NE TO NATRONA COUNTY AND UP
INTO JOHNSON COUNTY. THE LOWER ELEVATIONS OF JOHNSON WILL BE FOR
MORE SNOW AND POSSIBLE BLIZZARD CONDITIONS WITH SUSTAINED WINDS OF
30-35 KTS TUE NIGHT. BECOMING QUITE WINDY AROUND NATRONA COUNTY
TOO AS THE NIGHT WEARS ON WITH POTENTIAL BLIZZARD CONDS IN OPEN
AREAS LATE ALONG WITH HEAVY SNOWFALL. THE I80 CORRIDOR WILL LIKELY
SEE A QUICK BURST OF SNOW AND WIND WITH FROPA ON TUESDAY WITH
TEMPS QUITE TRICKY. A QUICK 1 TO 3 INCHES IS QUITE POSSIBLE AND
THIS MAY CAUSE TEMPORARY TRAVEL PROBLEMS. FURTHER WEST IN FREMONT
COUNTY...WE STILL HAVE A DECENT POTENTIAL OF AN UPSLOPE SNOW EVENT
TUESDAY NIGHT...ESPECIALLY NEAR THE LANDER FOOTHILLS AND EAST
SLOPE OF THE WINDS. STRONG TO HIGH WINDS WILL ALSO BLOW ON THE
SOUTH SIDE OF THE OWL CREEKS/BRIDGER MTNS WITH STRONG DOWN SLOPE
IN THE NRN PART OF THE BASIN. LEANING TOWARDS AN EVENTUAL WINTER
WEATHER ADVISORY FOR THE LANDER FOOTHILLS. WITH A LITTLE LESS
TOWARDS RIVERTON. QUICK IMPROVEMENT WEDNESDAY MORNING AS SYSTEM
MOVES RAPIDLY AWAY. HOWEVER...MOISTURE IN THE NW FLOW WITH A
COUPLE SHORTWAVES TO CONTEND WITH WILL KEEP THE CHANCE OF SNOW
SHOWERS IN THE MTNS AT TIMES...ESPECIALLY THE NW WHERE AN MOIST
UPGLIDE SIGNATURE IS PRESENT. QUITE THE BUSY COUPLE DAYS COMING
UP! PLEASE STAY ABREAST OF THE LATEST WEATHER FORECAST AND ROAD
CONDITIONS IF YOU MUST BE OUT AND ABOUT.

.LONG TERM...THURSDAY NIGHT THROUGH MONDAY

NO MAJOR CHANGES MADE TO THIS FORECAST PERIOD.

PREVIOUS DISCUSSION...A SHORTWAVE TROUGH IS EXPECTED TO DIVE
SOUTHEAST ACROSS THE NORTHERN ROCKIES THURSDAY NIGHT AND
FRIDAY...WITH THE ASSOCIATED COLD FRONT PUSHING SOUTH ACROSS THE
AREA LATE THURSDAY NIGHT AND FRIDAY. THERE WILL BE DECENT CHANCES
OF PRECIPITATION BOTH WEST AND EAST OF THE DIVIDE WITH THIS
SYSTEM...AS PORTIONS OF THE AREA APPEAR TO BE IN THE LEFT FRONT
QUAD OF UPPER JET. MOST OF THE PRECIP WITH THIS SYSTEM WILL BE IN
THE FORM OF SNOW...ESPECIALLY IN WAKE OF THE COLD FRONT.

IN WAKE OF THIS SYSTEM...A RELATIVELY MOIST NORTHWEST FLOW IS
EXPECTED SATURDAY WITH ISOLATED TO LOCALLY SCATTERED MOUNTAIN
SNOW SHOWERS POSSIBLY SPILLING INTO THE ADJACENT FOOTHILLS.

MODELS THEN SHOW A BRIEF UPPER RIDGE WITH MAINLY DRY AND WARMER
CONDITIONS FOR SUNDAY. A SIGNIFICANT TROUGH AND COLD FRONT COULD
BEGIN TO IMPACT THE FORECAST AREA NEXT MONDAY AND TUESDAY.

TEMPERATURES THROUGH THE EXTENDED WILL GENERALLY BE SEASONAL TO
ABOUT 10 DEGREES BELOW AVERAGE FOR LATE MARCH.

&&

.AVIATION.../06Z ISSUANCE/

WEST OF THE CONTINENTAL DIVIDE...KJAC/KRKS/KPNA/KBPI ROUTES

A STORM SYSTEM WILL MOVE INTO THE AREA LATER TONIGHT THROUGH TUESDAY
AFTERNOON. SNOW WILL INCREASE IN COVERAGE LATE TONIGHT AND CONTINUE
THROUGH TUESDAY AFTERNOON. ISOLATED THUNDERSTORMS WILL BE POSSIBLE
THROUGH TUESDAY AFTERNOON. MOUNTAINS WILL BECOME FREQUENTLY
OBSCURED. MVFR CONDITIONS WILL PREVAIL BY 12Z WITH AREAS OF IFR/LIFR
DUE TO SNOW AND LOW CIGS. CONDITIONS WILL IMPROVE AFTER 00Z WED AS
THE SNOW DECREASES IN THE WEST. HOWEVER...KJAC AIRPORT LOOKS TO STAY
IN THE SNOW THROUGH 06Z WED. PLEASE SEE INDIVIDUAL TERMINAL SITES
FOR MORE DETAILS.

EAST OF THE CONTINENTAL DIVIDE...KCPR/KCOD/KRIW/KWRL/KLND ROUTES

VFR CONDITIONS OVERNIGHT INTO MONDAY MORNING WITH ISOLATED RAIN
SHOWERS AFTER 12Z THROUGH 18Z. AS THE COLD AIR MOVES INTO NORTHERN
WY AFTER 18Z TUE RAIN WILL CHANGE TO SNOW DURING TUESDAY AFTERNOON.
EXPECT MVFR TO IFR CONDITIONS IN THE NORTH TUE AFTERNOON.

SCATTERED RAIN SHOWERS AND ISOLATED STORMS IN CENTRAL WY TUE
AFTERNOON. THEN AFTER 00Z WED THE COLD AIR MOVES INTO CENTRAL WY AND
RAIN CHANGES TO SNOW AND SNOW CONTINUES THROUGH 06Z WED. MVFR TO IFR
CONDITIONS WILL PREVAIL BY 06Z WED IN CENTRAL WY.

PLEASE SEE INDIVIDUAL TERMINAL SITES FOR MORE DETAILS.

&&

.FIRE WEATHER...

ALL RED FLAG WARNINGS WERE CANCELLED BY 700 PM MONDAY EVENING.

REMAINDER OF TODAY...MINIMUM RH VALUES WILL RANGE FROM JUST BELOW 15
PERCENT TO THE LOWER 20S (PERCENT) ACROSS THE LOWER ELEVATIONS EAST
OF THE DIVIDE. WEST TO SOUTHWEST WINDS GUSTING 25 TO 40 MPH FOR MANY
OF THESE SAME LOCATIONS...WITH WINDS OVER PORTIONS OF THE NORTHERN
CODY FOOTHILLS GUSTING TO NEARLY 50 MPH AT TIMES. THESE CRITICAL
FIRE WEATHER CONDITIONS SHOULD BEGIN TO ABATE EARLY THIS EVENING.

TUESDAY AND WEDNESDAY WILL SEE GOOD IMPROVEMENT EAST OF THE DIVIDE
AS A LATE WINTER WEATHER SYSTEM ROLLS ACROSS WYOMING...SPREADING
DECENT PRECIPITATION AS IT GOES. FIRE DANGER SHOULD THEN REMAIN LOW
THROUGH MUCH OF THE REST OF THE WEEK.

&&

.RIW WATCHES/WARNINGS/ADVISORIES...

WINTER STORM WATCH FROM TUESDAY EVENING THROUGH WEDNESDAY
MORNING FOR WYZ019-020-022.

WINTER WEATHER ADVISORY FROM 6 PM THIS EVENING TO 6 AM MDT
WEDNESDAY FOR WYZ012>015-023-024-027.

WINTER STORM WATCH FROM TUESDAY EVENING THROUGH LATE TUESDAY NIGHT
FOR WYZ010-011.

&&

SHORT TERM...SKRBAC
LONG TERM...WM/BRANHAM
AVIATION...AR
FIRE WEATHER...SKRBAC
Hazardous weather outlook, Mar 21, 12:39 PM MDT, 12 hours 57 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RIVERTON WY
1239 PM MDT MON MAR 21 2016

WYZ001>020-022>030-221200-
YELLOWSTONE NATIONAL PARK-ABSAROKA MOUNTAINS-CODY FOOTHILLS-
NORTH BIG HORN BASIN-SOUTHWEST BIG HORN BASIN-
SOUTHEAST BIG HORN BASIN-OWL CREEK AND BRIDGER MOUNTAINS-
BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST-
NORTHEAST JOHNSON COUNTY-SOUTHEAST JOHNSON COUNTY-
TETON AND GROS VENTRE MOUNTAINS-JACKSON HOLE-
WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST-
UPPER WIND RIVER BASIN-WIND RIVER BASIN-LANDER FOOTHILLS-
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
NATRONA COUNTY LOWER ELEVATIONS-CASPER MOUNTAIN-STAR VALLEY-
SALT RIVER AND WYOMING RANGES-UPPER GREEN RIVER BASIN FOOTHILLS-
UPPER GREEN RIVER BASIN-SOUTH LINCOLN COUNTY-
ROCK SPRINGS AND GREEN RIVER-FLAMING GORGE-EAST SWEETWATER COUNTY-
1239 PM MDT MON MAR 21 2016

...WINTER WEATHER ADVISORY FOR MUCH OF WESTERN WYOMING FROM 6 PM
THIS EVENING THROUGH 6 AM WEDNESDAY MORNING...

...RED FLAG WARNING FOR PARTS OF NORTHERN AND CENTRAL WYOMING
FROM 11 AM THIS MORNING THROUGH 8 PM THIS EVENING...

...WINTER STORM WATCH FOR PARTS OF CENTRAL WYOMING TUESDAY NIGHT
INTO EARLY WEDNESDAY MORNING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL WYOMING.

.DAY ONE...TODAY AND TONIGHT

CRITICAL FIRE WEATHER CONDITIONS WITH GUSTY WEST TO SOUTHWEST WIND
AND LOW RELATIVE HUMIDITY EXPECTED ACROSS PORTIONS OF NORTHERN
AND CENTRAL WYOMING FROM LATE THIS MORNING THROUGH EARLY THIS
EVENING.

LIGHT RAIN/SNOW SHOWERS WILL RETURN TO THE WESTERN MOUNTAINS
TODAY...INCREASING OVERNIGHT TONIGHT...WITH AREAS OF MODERATE TO
OCCASIONALLY HEAVY SNOWFALL AT TIMES. AN ISOLATED THUNDERSTORM
WILL BE POSSIBLE THIS AFTERNOON ACROSS THE WEST.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

TUESDAY AND WEDNESDAY...SIGNIFICANT SNOW CONTINUES IN THE WEST
TUESDAY AND TUESDAY NIGHT. RAIN AND OR RAIN MIXED WITH SNOW WILL
DEVELOP EAST OF THE DIVIDE TUESDAY...BECOMING MOSTLY ALL SNOW
LATER TUESDAY NIGHT...LASTING THROUGH WEDNESDAY MORNING. SOME OF
THIS ACTIVITY COULD BE MODERATE TO HEAVY AT TIMES TUESDAY NIGHT
INTO WEDNESDAY MORNING ACROSS PORTIONS OF JOHNSON...NATRONA AND
EASTERN FREMONT COUNTIES. LIGHT SNOW SHOWERS RETURN TO THE
NORTHERN MOUNTAINS WEDNESDAY NIGHT.

THURSDAY NIGHT AND FRIDAY...A COLD FRONT WILL SPREAD SNOW SHOWERS
SOUTH ACROSS THE AREA...WITH LOCALLY HEAVY SNOW SHOWERS POSSIBLE.
AN ISOLATED THUNDERSTORM COULD ALSO OCCUR.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ARE ENCOURAGED TO REPORT ANY SNOWFALL AMOUNTS. THANK YOU.

TEAM RIVERTON

In the hours before

Special weather statement, Mar 21, 7:59 PM MDT, 5 hours 37 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
759 PM MDT MON MAR 21 2016

WYZ001-002-221000-
YELLOWSTONE NATIONAL PARK-ABSAROKA MOUNTAINS-
INCLUDING THE CITIES OF...LAKE...MAMMOTH...OLD FAITHFUL
759 PM MDT MON MAR 21 2016

...ANOTHER ROUND OF SIGNIFICANT SNOWFALL IS EXPECTED EARLY THIS
WEEK IN NORTHWESTERN WYOMING...

ANOTHER PACIFIC STORM SYSTEM WILL DELIVER A ROUND OF SNOWFALL TO
NORTHWESTERN WYOMING TONIGHT THROUGH TUESDAY EVENING. SNOW TOTALS
BY LATE TUESDAY COULD RANGE FROM 3 TO 7 INCHES ACROSS YELLOWSTONE
AND THE ABSAROKA MOUNTAINS...WITH LOCALIZED HIGH MOUNTAIN AREAS
SEEING UP TO 8 INCHES. GENERALLY LESS THAN 3 INCHES CAN BE
EXPECTED OVER VALLEY LOCATIONS. ANTICIPATE A LONGER TIME TO REACH
YOUR DESTINATION DURING THIS TIME FRAME AS ROADS WILL LIKELY
BECOME SLICK AND SNOW COVERED. STAY TUNED FOR FURTHER STATEMENTS
CONCERNING THIS UPCOMING WEATHER EVENT.

WYZ025-026-028>030-221000-
UPPER GREEN RIVER BASIN FOOTHILLS-UPPER GREEN RIVER BASIN-
ROCK SPRINGS AND GREEN RIVER-FLAMING GORGE-EAST SWEETWATER COUNTY-
INCLUDING THE CITIES OF...PINEDALE...LA BARGE...BIG PINEY...
FARSON...ROCK SPRINGS...GREEN RIVER...WAMSUTTER
759 PM MDT MON MAR 21 2016

...COLDER TEMPERATURES ALONG WITH RAIN TURNING TO SNOW ON
TUESDAY...CONTINUING INTO TUESDAY NIGHT...

AFTER HIGH TEMPERATURES IN THE 50S TODAY...A PACIFIC STORM SYSTEM
WILL ARRIVE FROM THE WEST...BRINGING WITH IT COLDER TEMPERATURES
AS WELL AS RAIN SHOWERS OR RAIN MIXED WITH SNOW TURNING TO ALL
SNOW SHOWERS TUESDAY EVENING. SNOW SHOWERS WILL CONTINUE THROUGH
TUESDAY NIGHT. SNOW AMOUNTS BY LATE TUESDAY NIGHT COULD RANGE FROM
LOCALLY 2 TO 6 INCHES OVER ELEVATIONS ABOVE 7000 FEET. LOWER
ELEVATIONS MAY RECEIVE 1 TO 4 INCHES WHERE THE CHANGE OVER FROM
SNOW TO RAIN WILL OCCUR LATER IN THE DAY ON TUESDAY. THE SNOW WILL
ALSO BE ACCOMPANIED BY WEST WIND OF 20 TO 30 MPH WITH GUSTS TO 40
MPH ON TUESDAY. STAY TUNED FOR FURTHER STATEMENTS CONCERNING THIS
ANTICIPATED CHANGE IN THE WEATHER.

WYZ008-009-221000-
BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST-
759 PM MDT MON MAR 21 2016

AFTER A MILD DAY TODAY WITH MOUNTAIN TEMPERATURES IN THE 40S AND
50S...CONDITIONS WILL CHANGE QUICKLY LATER TUESDAY INTO TUESDAY
NIGHT WITH SNOW...HEAVY AT TIMES...DEVELOPING. SNOWFALL AMOUNTS
WILL LIKELY RANGE FROM 6 TO 12 INCHES WITH LOCALLY HIGHER AMOUNTS
TO 14 INCHES. GUSTY NORTH WIND OF 20 TO 30 MPH WILL BLOW AT TIMES
WITH GUSTS OVER 40 MPH AT PASS LEVEL AND OVER EXPOSED RIDGES. STAY
TUNED FOR FURTHER STATEMENTS ON THIS UPCOMING SNOW EVENT.

WYZ007-016>018-221000-
OWL CREEK AND BRIDGER MOUNTAINS-UPPER WIND RIVER BASIN-
WIND RIVER BASIN-LANDER FOOTHILLS-
INCLUDING THE CITIES OF...DUBOIS...RIVERTON...SHOSHONI...LANDER
759 PM MDT MON MAR 21 2016

...COLDER TEMPERATURES ALONG WITH RAIN TURNING TO SNOW TUESDAY
CONTINUING INTO TUESDAY NIGHT...

AFTER HIGH TEMPERATURES IN THE 50S AND 60S TODAY...A PACIFIC
STORM SYSTEM WILL ARRIVE FROM THE WEST...BRINGING WITH IT COLDER
TEMPERATURES AS WELL AS RAIN SHOWERS TURNING TO SNOW SHOWERS
TUESDAY. SNOW SHOWERS WILL CONTINUE INTO TUESDAY NIGHT. SNOW
AMOUNTS BY LATE TUESDAY NIGHT COULD RANGE FROM LOCALLY 3 TO 5
INCHES AT ELEVATIONS ABOVE 7000 FEET WHERE THE TURN OVER FROM RAIN
TO SNOW WILL OCCUR LATE IN THE MORNING ON TUESDAY. LOWER
ELEVATIONS...MAY RECEIVE 1 TO 4 INCHES WHERE THE CHANGE OVER FROM
RAIN TO SNOW WILL OCCUR LATER IN THE DAY ON TUESDAY. IN
ADDITION...NORTH WINDS OF 20 TO 30 MPH WITH GUSTS TO 50 MPH ARE
EXPECTED TUESDAY EVENING DURING THE INFLUX OF THE COLDER
AIR...ESPECIALLY AT THE SOUTH END OF THE WIND RIVER CANYON NEAR
BOYSEN DAM. STAY TUNED FOR FURTHER STATEMENTS CONCERNING THIS
ANTICIPATED CHANGE IN THE WEATHER.

WYZ003>006-221000-
CODY FOOTHILLS-NORTH BIG HORN BASIN-SOUTHWEST BIG HORN BASIN-
SOUTHEAST BIG HORN BASIN-
INCLUDING THE CITIES OF...CODY...MEETEETSE...THERMOPOLIS...
WORLAND
759 PM MDT MON MAR 21 2016

...WINDY TONIGHT...THEN COLDER TEMPERATURES ALONG WITH RAIN
TURNING TO SNOW TUESDAY CONTINUING INTO TUESDAY NIGHT...

AHEAD OF THE NEXT WINTER WEATHER SYSTEM...WINDS WILL GUST TO NEAR
60 MPH FOR A FEW HOURS TONIGHT BETWEEN THE CANYON MOUTHS AND
CLARK WYOMING...DECREASING IN STRENGTH BEFORE MIDNIGHT. AFTER HIGH
TEMPERATURES IN THE 60S TODAY...A PACIFIC STORM SYSTEM WILL ARRIVE
FROM THE WEST...BRINGING WITH IT COLDER TEMPERATURES AS WELL AS
RAIN SHOWERS TURNING TO SNOW SHOWERS TUESDAY. SNOW SHOWERS WILL
CONTINUE INTO TUESDAY NIGHT. SNOW AMOUNTS BY LATE TUESDAY NIGHT
COULD RANGE FROM 1 TO 4 INCHES. THE WEDNESDAY MORNING COMMUTE
COULD BE IMPACTED BY THIS WEATHER EVENT. STAY TUNED FOR FURTHER
STATEMENTS CONCERNING THIS ANTICIPATED CHANGE IN THE WEATHER.

TEAM RIVERTON

Nearby

Winter Storm Warnings in Wyoming, 2016Every winter storm warning in 2016

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.