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FLUS45 KRIW 090948
HWORIW

Hazardous Weather Outlook
National Weather Service Riverton WY
248 AM MST Tue Dec 9 2025

WYZ001>020-022>030-101400-
Yellowstone National Park-Absaroka Mountains-Cody Foothills-
North Bighorn Basin-Southwest Bighorn Basin-Southeast Bighorn 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-
248 AM MST Tue Dec 9 2025

...WINTER STORM WARNINGS REMAIN IN EFFECT FROM 5 PM THIS AFTERNOON
TO 5 PM MST WEDNESDAY...
...HIGH WIND WARNING IN EFFECT THROUGH WEDNESDAY EVENING...

This Hazardous Weather Outlook is for Western and Central Wyoming.

.DAY ONE...Today and tonight.

Moderate to heavy snowfall continues for western mountains. Please
see Winter Weather Products and forecasts for details.

Strong to high wind developing from Kemmerer through Rock Springs
and into Natrona County. Please see High Wind Warnings for
details.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Wednesday and Thursday...Snow likely in the western and northern
mountains. Strong to high wind continuing in southern Wyoming.


.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

$$