HAZARDOUS WEATHER OUTLOOK
Issue Date: 531 AM MST WED DEC 09 2009
Expiration: 500 AM MST THU DEC 10 2009

Expires:200912101200;;
FLUS45 KRIW 091202
HWORIW
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RIVERTON WY
500 AM MST WED DEC 9 2009
WYZ001>020-022>030-101200-
ABSAROKA MOUNTAINS-BIGHORN MOUNTAINS SOUTHEAST-
BIGHORN MOUNTAINS WEST-CASPER MOUNTAIN-CODY FOOTHILLS-
EAST SWEETWATER COUNTY-FLAMING GORGE-
GREEN MOUNTAINS AND RATTLESNAKE RANGE-JACKSON HOLE-LANDER FOOTHILLS-
NATRONA COUNTY LOWER ELEVATIONS-NORTH BIG HORN BASIN-
NORTHEAST JOHNSON COUNTY-OWL CREEK AND BRIDGER MOUNTAINS-
ROCK SPRINGS AND GREEN RIVER-SALT RIVER AND WYOMING RANGES-
SOUTH LINCOLN COUNTY-SOUTHEAST BIG HORN BASIN-
SOUTHEAST JOHNSON COUNTY-SOUTHWEST BIG HORN BASIN-STAR VALLEY-
TETON AND GROS VENTRE MOUNTAINS-UPPER GREEN RIVER BASIN-
UPPER GREEN RIVER BASIN FOOTHILLS-UPPER WIND RIVER BASIN-
WIND RIVER BASIN-WIND RIVER MOUNTAINS EAST-WIND RIVER MOUNTAINS WEST-
YELLOWSTONE NATIONAL PARK-
500 AM MST WED DEC 9 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL WYOMING.
.DAY ONE...TODAY AND TONIGHT
WEST WIND WILL INCREASE TO 20 TO 30 MPH WITH SOME GUSTS TO 40 MPH
THIS AFTERNOON AND EVENING ACROSS PORTIONS OF CENTRAL AND SOUTHERN
WYOMING. THE WIND WILL COMBINE WITH FRIGID TEMPERATURES OF ZERO TO
FIVE ABOVE ZERO TO CREATE WIND CHILLS OF 20 TO 25 DEGREES BELOW ZERO.
ALTHOUGH WEST WINDS WILL DECREASE THIS EVENING TO 15 TO 25 MPH...
TEMPERATURES WILL FALL TO 5 TO 10 DEGREES BELOW ZERO AND RESULT IN
WIND CHILL VALUES OF 25 TO 30 DEGREES BELOW ZERO. LOCAL BLOWING AND
DRIFTING SNOW MAY ALSO AFFECT TRAVEL ROUTES THIS AFTERNOON AND
EVENING. TRAVELERS ARE URGED TO BRING ENOUGH PROTECTIVE CLOTHING
ALONG TO ELIMINATE ANY SKIN EXPOSURE TODAY AND TONIGHT. EXPOSED SKIN
AT THESE TEMPERATURES CAN RESULT IN FROSTBITE AND LEAD TO HYPOTHERMIA
OR DEATH IF PRECAUTIONS ARE NOT TAKEN.
.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY
BITTER COLD TEMPERATURES ARE EXPECTED TO CONTINUE THROUGH AT LEAST
THURSDAY...WITH TEMPERATURES 20 TO 30 DEGREES BELOW AVERAGE. ACROSS
SWEETWATER COUNTY WEDNESDAY AFTERNOON...TEMPERATURES OF ZERO TO 5
ABOVE ZERO WILL COMBINE WITH WEST WINDS OF 20 TO 30 MPH WITH GUSTS TO
40 MPH TO PRODUCE WIND CHILLS OF AROUND 20 BELOW ZERO. ALTHOUGH
WINDS WILL DECREASE SOMEWHAT WEDNESDAY NIGHT ACROSS SWEETWATER
COUNTY...WITH TEMPERATURES DROPPING TO 5 TO 10 DEGREES BELOW ZERO...
WIND CHILLS OF AROUND 30 BELOW ZERO CAN BE EXPECTED THERE.
.SPOTTER INFORMATION STATEMENT...
PLEASE REPORT SNOWFALL AMOUNTS. THANK YOU.
$$

SPECIAL WEATHER STATEMENT
Issue Date: 148 AM MST WED DEC 09 2009
Expiration: 100 PM MST WED DEC 09 2009

Expires:200912092000;;
WWUS85 KRIW 090848
SPSRIW
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
148 AM MST WED DEC 9 2009
WYZ014-092000-
WIND RIVER MOUNTAINS WEST-
148 AM MST WED DEC 9 2009
WEST WIND WILL INCREASE TO 20 TO 30 MPH WITH SOME GUSTS TO 40 MPH
THIS AFTERNOON ACROSS SOUTH PASS. THE WIND WILL COMBINE WITH
FRIGID TEMPERATURES NEAR ZERO TO CREATE WIND CHILLS OF 20 TO 25
DEGREES BELOW ZERO. ALTHOUGH WEST WIND WILL DECREASE THIS EVENING
TO 15 TO 25 MPH...TEMPERATURES WILL FALL TO 5 TO 10 DEGREES BELOW
ZERO AND RESULT IN WIND CHILL VALUES OF 25 TO 30 DEGREES BELOW ZERO.
AREAS OF BLOWING AND DRIFTING SNOW WILL IMPACT TRAVEL HIGHWAY 28
OVER SOUTH PASS. TRAVELERS ARE URGED TO BRING ENOUGH PROTECTIVE
CLOTHING ALONG TO ELIMINATE ANY SKIN EXPOSURE TODAY AND TONIGHT. EXPOSED
SKIN AT THESE TEMPERATURES CAN RESULT IN FROSTBITE AND LEAD TO
HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT TAKEN.
$$