HAZARDOUS WEATHER OUTLOOK
Issue Date: 502 AM MST THU DEC 10 2009
Expiration: 500 AM MST FRI DEC 11 2009

Expires:200912111200;;
FLUS45 KRIW 101201
HWORIW
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RIVERTON WY
500 AM MST THU DEC 10 2009
WYZ001>020-022>030-111200-
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-
500 AM MST THU DEC 10 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL WYOMING.
.DAY ONE...TODAY AND TONIGHT
WEST WIND OF 20 TO 30 MPH WITH SOME GUSTS TO 40 MPH WILL CONTINUE
TODAY ACROSS PORTIONS OF CENTRAL AND SOUTHERN WYOMING. THE WIND WILL
COMBINE WITH FRIGID TEMPERATURES TO CREATE WIND CHILLS OF 10 TO 20
DEGREES BELOW ZERO. ALTHOUGH THE WIND WILL DIMINISH TONIGHT TO 15 TO
25 MPH...TEMPERATURES WILL FALL TO 5 TO 10 DEGREES BELOW ZERO AND
RESULT IN WIND CHILL VALUES OF 15 TO 25 DEGREES BELOW ZERO. LOCAL
BLOWING AND DRIFTING SNOW WILL CONTINUE TO AFFECT TRAVEL ROUTES
THROUGH THIS EVENING. TRAVELERS ARE URGED TO BRING ENOUGH PROTECTIVE
CLOTHING ALONG TO ELIMINATE ANY SKIN EXPOSURE. EXPOSED SKIN AT THESE
TEMPERATURES CAN RESULT IN FROSTBITE AND LEAD TO HYPOTHERMIA OR DEATH
IF PRECAUTIONS ARE NOT TAKEN.
.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY
A PACIFIC STORM SYSTEM WILL BRING AREAS OF LIGHT TO MODERATE SNOW
TO WESTERN WYOMING FRIDAY NIGHT. OCCASIONAL LIGHT TO
MODERATE SNOW IS EXPECTED TO CONTINUE...MAINLY WEST OF THE DIVIDE...
THROUGH SUNDAY. TRAVELERS ARE ENCOURAGED TO KEEP ABREAST OF THE
LATEST FORECASTS FOR MORE DETAIL AS THIS SYSTEM APPROACHES.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT.
$$