Hazardous Weather Outlook
Issued by NWS Riverton, WY

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FLUS45 KRIW 202041
HWORIW

Hazardous Weather Outlook
National Weather Service Riverton WY
241 PM MDT Fri Oct 20 2017

WYZ001>020-022>030-212045-
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-
241 PM MDT Fri Oct 20 2017

...HIGH WIND WARNING IN EFFECT FOR PORTIONS OF NATRONA AND FREMONT
COUNTIES TODAY...

...HIGH WIND WATCH FOR THE ABSAROKA MOUNTAINS, CODY FOOTHILLS AND
UPPER WIND RIVER BASIN FROM SATURDAY NIGHT THROUGH SUNDAY...

This Hazardous Weather Outlook is for Western and Central Wyoming.

.DAY ONE...Today and tonight.

Gusty southwest winds will develop this morning, becoming strong
by mid to late morning, across portions of southeast Fremont to
Natrona County. Southwest winds of 30 to 40 mph with gusts of 60
to 65 mph are expected. Gusts up to 70 mph will be possible over
Outer Drive on the south side of Casper. Gusty winds of 35 to 45
mph expected elsewhere east of the Divide, as well as in the
mountains.

Accumulating snowfall in the western mountains this afternoon,
accumulating in the valleys tonight. Winds could mix with the
snow, impacting visibilities over the western passes.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

Saturday night and Sunday...Strong winds possible in the
Absaroka Mountains, Cody Foothills and Upper Wind River Basin.
Light to moderate snow possible in the northwestern mountains.

Sunday night and Monday...Strong ridge top winds Sunday night.
Strong northwest winds possible Monday morning in the northern
Bighorn Basin and northeast Johnson County.

Wednesday...Windy, warm and dry conditions may result in elevated
fire weather conditions across the central and south.

.SPOTTER INFORMATION STATEMENT...

Spotter are urged to report snowfall amounts and wind gusts over
45 mph.

$$



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