


Hazardous Weather Outlook
Issued by NWS Cheyenne, WY
Issued by NWS Cheyenne, WY
185 FLUS45 KCYS 212012 HWOCYS Hazardous Weather Outlook National Weather Service Cheyenne WY 212 PM MDT Thu Aug 21 2025 NEZ002-003-019>021-054-055-095-096-WYZ101>119-222015- Dawes County-Box Butte County-Scotts Bluff County-Banner County- Morrill County-Kimball County-Cheyenne County- Northern Sioux County-Southern Sioux County- Converse County Lower Elevations-Niobrara County- North Laramie Range-Ferris/Seminoe/Shirley Mountains- Shirley Basin-Central Laramie Range and Southwest Platte County- East Platte County-Goshen County-Central Carbon County- North Snowy Range Foothills-Southwest Carbon County- Sierra Madre Range-Upper North Platte River Basin-Snowy Range- Laramie Valley-South Laramie Range-South Laramie Range Foothills- Central Laramie County-East Laramie County- 212 PM MDT Thu Aug 21 2025 This hazardous weather outlook is for portions of panhandle Nebraska...east central Wyoming...south central Wyoming and southeast Wyoming. .DAY ONE...THIS AFTERNOON AND TONIGHT - A marginal risk (1 of 5) of severe weather is expected today, with the most likely area for stronger storms across the northern counties of the CWA. - One last day of hot temperatures will continue through this afternoon, with the hottest across eastern Wyoming and the Nebraska Panhandle. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY - A cooler and wetter period is expected to begin Friday through Wednesday due to abundant cloud cover along with scattered to numerous showers and thunderstorm activity on most days. .Spotter information statement... Spotter activation will not be needed. $$