


Hazardous Weather Outlook
Issued by NWS Cheyenne, WY
Issued by NWS Cheyenne, WY
578 FLUS45 KCYS 221024 HWOCYS Hazardous Weather Outlook National Weather Service Cheyenne WY 424 AM MDT Tue Apr 22 2025 WYZ101>105-109>115-231030- Converse County Lower Elevations-Niobrara County- North Laramie Range-Ferris/Seminoe/Shirley Mountains- Shirley Basin-Central Carbon County-North Snowy Range Foothills- Southwest Carbon County-Sierra Madre Range- Upper North Platte River Basin-Snowy Range-Laramie Valley- 424 AM MDT Tue Apr 22 2025 This hazardous weather outlook is for portions of east central Wyoming...south central Wyoming and southeast Wyoming. .DAY ONE...TODAY AND TONIGHT - Dry conditions alongside breezy winds should bring an enhanced risk of locally isolated fire weather concerns, though critical fire weather conditions are not expected. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY - Unsettled weather conditions begin on Wednesday and continue through the week as several rounds of showers and thunderstorms are expected, with snow levels rising above 8000-10000 feet. .Spotter information statement... Spotter activation will not be needed. $$ NEZ002-003-019>021-054-055-095-096-WYZ106>108-116>119-231030- Dawes County-Box Butte County-Scotts Bluff County-Banner County- Morrill County-Kimball County-Cheyenne County- Northern Sioux County-Southern Sioux County- Central Laramie Range and Southwest Platte County- East Platte County-Goshen County-South Laramie Range- South Laramie Range Foothills-Central Laramie County- East Laramie County- 424 AM MDT Tue Apr 22 2025 This hazardous weather outlook is for portions of panhandle Nebraska and southeast Wyoming. .DAY ONE...TODAY AND TONIGHT - Low RH values and breezy winds will bring enhanced fire weather concerns for the day with a brief period of near critical fire weather conditions possible for extreme eastern Wyoming through the Nebraska Panhandle. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY - Moist low level flow and an unsettled weather pattern will bring widespread showers and thunderstorms beginning Wednesday with a marginal risk of severe weather possible on Wednesday including hail and gusty winds. .Spotter information statement... Spotter activation will not be needed. $$