Hazardous Weather Outlook
Issued by NWS Riverton, WY

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FLUS45 KRIW 202356
HWORIW

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RIVERTON WY
456 PM MST SAT DEC 20 2014

WYZ001>020-022>030-211300-
ABSAROKA MOUNTAINS-BIGHORN MOUNTAINS SOUTHEAST-
BIGHORN MOUNTAINS WEST-CASPER MOUNTAIN-CODY FOOTHILLS-
EAST SWEETWATER COUNTY-FLAMING GORGE-
GREEN MOUNTAINS AND RATTLESNAKE RANGE-JACKSON HOLE-LANDER FOOTHILLS-
NATRONA COUNTY LOWER ELEVATIONS-NORTH BIG HORN BASIN-
NORTHEAST JOHNSON COUNTY-OWL CREEK AND BRIDGER MOUNTAINS-
ROCK SPRINGS AND GREEN RIVER-SALT RIVER AND WYOMING RANGES-
SOUTH LINCOLN COUNTY-SOUTHEAST BIG HORN BASIN-
SOUTHEAST JOHNSON COUNTY-SOUTHWEST BIG HORN BASIN-STAR VALLEY-
TETON AND GROS VENTRE MOUNTAINS-UPPER GREEN RIVER BASIN-
UPPER GREEN RIVER BASIN FOOTHILLS-UPPER WIND RIVER BASIN-
WIND RIVER BASIN-WIND RIVER MOUNTAINS EAST-WIND RIVER MOUNTAINS WEST-
YELLOWSTONE NATIONAL PARK-
456 PM MST SAT DEC 20 2014

...WINTER STORM WARNINGS FOR MUCH OF WESTERN WYOMING TONIGHT
THROUGH MONDAY MORNING...

...HIGH WIND WARNING FOR THE CODY FOOTHILLS TONIGHT THROUGH 11 AM
SUNDAY...

...HIGH WIND WARNINGS FOR SOUTHERN WYOMING FROM 5 AM TO 11 PM
SUNDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL WYOMING.

.DAY ONE...TONIGHT

SNOW AND WIND WILL INCREASE ACROSS THE WEST TONIGHT WHERE WINTER
STORM WARNINGS HAVE BEEN POSTED. PLEASE SEE WINTER STORM WARNINGS
FOR THE LATEST INFORMATION.

STRONG WIND IS EXPECTED TO DEVELOP ALONG THE CODY FOOTHILLS THIS
EVENING THROUGH SUNDAY MORNING. PLEASE SEE HIGH WIND WARNING FOR THE
LATEST INFORMATION.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

SUNDAY THROUGH MONDAY...SIGNIFICANT SNOWFALL AND WIND EXPECTED IN
WESTERN WYOMING. SNOWFALL AMOUNTS OF 1 TO 2 FEET ARE POSSIBLE IN THE
WESTERN MOUNTAINS WITH THE LOWER ELEVATIONS AND VALLEYS POTENTIALLY
RECEIVING 5 TO 10 INCHES WITH LOCALLY HIGHER AMOUNTS.  SNOW WILL
TAPER OFF MONDAY MORNING.

VERY STRONG WINDS ARE EXPECTED ACROSS SOUTHERN WYOMING AND INTO THE
GREEN MOUNTAINS/RATTLESNAKE RANGE SUNDAY INTO SUNDAY EVENING. PLEASE
SEE HIGH WIND WARNINGS FOR THESE AREAS FOR THE LATEST INFORMATION.

STRONG WINDS MAY ALSO BLOW SUNDAY NIGHT FROM DUBOIS TO RIVERTON.

WEDNESDAY NIGHT THROUGH CHRISTMAS DAY...A NEW STORM SYSTEM WILL
DEVELOP TO OUR WEST SPREADING SNOW FROM WEST TO EAST. THE POTENTIAL
FOR SIGNIFICANT SNOWFALL IS STILL A POSSIBILITY ACROSS CENTRAL
AND SOUTHWEST WYOMING ON CHRISTMAS DAY. COMPUTER MODELS HAVE
DIVERGED MORE TONIGHT SO STAY TUNED OVER THE NEXT SEVERAL DAYS ON
THIS POTENTIAL TRAVEL IMPACTING STORM.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE ENCOURAGED TO STRONG WINDS IN THE CODY FOOTHILLS
TONIGHT AND SNOWFALL IN THE WEST. THANK YOU.

$$

TEAM RIVERTON




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