Hazard Report Provided By forecast.weather.gov

Hazardous Weather Outlook
National Weather Service Riverton WY
336 AM MDT Wed Apr 22 2026

WYZ001>020-022>030-231345-
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-
336 AM MDT Wed Apr 22 2026

...WINTER WEATHER ADVISORY IN EFFECT FROM NOON TODAY TO 11 PM MDT
THURSDAY FOR THE TETON AND GROS VENTRE MOUNTAINS, THE SALT RIVER AND
WYOMING RANGES, THE ABSAROKA MOUNTAINS, AND YELLOWSTONE NATIONAL
PARK...
...A RED FLAG WARNING IS IN EFFECT FROM 9 AM TO 8 PM MDT
TODAY FOR ALL AREAS EAST OF THE CONTINENTAL DIVIDE...

This Hazardous Weather Outlook is for Western and Central Wyoming.

.DAY ONE...Today and tonight.

Strong 30 to 55 mph winds and low humidity will create critical fire
weather conditions for all areas east of the Continental Divide.
Wind prone locations could see wind gusts of 60 mph or greater.

Western mountain snow and wind will lead to winter travel conditions
across the western mountain passes beginning late this morning.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Thursday through Friday...Western mountain snow will lead to winter
travel conditions across the western mountain passes.

Sunday through Monday... Widespread rain and/or snow chances.
However, accumulations look to be minimal at this time.

.SPOTTER INFORMATION STATEMENT...

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

$$

Hazard Report Provided By forecast.weather.gov