Hazard Report Provided By forecast.weather.gov

Hazardous Weather Outlook
National Weather Service Riverton WY
311 AM MDT Thu Apr 23 2026

WYZ001>020-022>030-241315-
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-
311 AM MDT Thu Apr 23 2026

...Winter Weather Advisory in effect until 11 PM MDT this evening for
the western mountains, Yellowstone National Park, and the Bighorn
Mountains...

This Hazardous Weather Outlook is for Western and Central Wyoming.

.DAY ONE...Today and tonight.

Periods of moderate snow and wind across the western mountains,
Yellowstone National Park, and the Bighorn Mountains will lead to
winter travel conditions over most mountain passes.

Widespread gusty 20 to 35 mph winds today, with wind prone locations
potentially seeing gusts up to 50 mph. Elevated fire weather
conditions across the Wind River Basin and Natrona County this
afternoon.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Friday through Wednesday... Varying chances for widespread rain
and/or snow each day. The most widespread precipitation looks to
occur Friday and Sunday.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.

$$

Hazard Report Provided By forecast.weather.gov