Hazard Report Provided By forecast.weather.gov

Hazardous Weather Outlook
National Weather Service Riverton WY
336 AM MDT Thu Aug 28 2025

WYZ001>020-022>030-291345-
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 Thu Aug 28 2025

This Hazardous Weather Outlook is for Western and Central Wyoming.

.DAY ONE...Today and tonight.

Widely scattered rain showers and a few embedded thunderstorms with
lightning and brief heavy rainfall the main hazards.

Scattered to widespread rain showers with brief periods of heavy
downpours, especially across western Wyoming and along and east of
the Divide. A few embedded thunderstorms are possible in the
afternoon.

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

Friday and Saturday... Isolated to scattered shower and thunderstorm
chances along and east of the DivSpotter activation is not expected
at this time.ide with lightning being the primary hazard.

.SPOTTER INFORMATION STATEMENT...

Spotters are requested to submit rainfall totals online.

$$

Hazard Report Provided By forecast.weather.gov