Hazardous Weather Outlook
Issued by NWS Cheyenne, WY
Issued by NWS Cheyenne, WY
418 FLUS45 KCYS 171251 HWOCYS Hazardous Weather Outlook National Weather Service Cheyenne WY 551 AM MST Mon Nov 17 2025 NEZ002-003-019>021-054-055-095-096-WYZ101-102-106>108-118-119- 181300- 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- Central Laramie Range and Southwest Platte County- East Platte County-Goshen County-Central Laramie County- East Laramie County- 551 AM MST Mon Nov 17 2025 This hazardous weather outlook is for portions of panhandle Nebraska...east central Wyoming and southeast Wyoming. .DAY ONE...TODAY AND TONIGHT A Pacific storm system will move into the area with chances for precipitation, very windy conditions, and cooler temperatures. Rain may mix with snow down to elevations of 6500 feet on Monday. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY Another Pacific storm system is possible Thursday and Friday bringing another round of rain and/or snow. .Spotter information statement... Spotter activation will not be needed. $$ WYZ103>105-109>117-181300- North Laramie Range-Ferris/Seminoe/Shirley Mountains- Shirley Basin-Central Carbon County-North Snowy Range Foothills- Southwest Carbon County-Sierra Madre Range- Upper North Platte River Basin-Snowy Range-Laramie Valley- South Laramie Range-South Laramie Range Foothills- 551 AM MST Mon Nov 17 2025 This hazardous weather outlook is for portions of south central Wyoming and southeast Wyoming. .DAY ONE...TODAY AND TONIGHT A Winter Weather Advisory is in effect for the Sierra Madre and Snowy Ranges of southeast Wyoming where 6+ inches of snow is possible starting this evening. For the high valleys and the Laramie Range, periods of snow possible through tonight with up to 2 inches of snow accumulation mainly on grassy and elevated surfaces. High Wind Warning remains in effect for the wind prone areas until 1100 PM late this evening. Gusts up to 70 MPH are possible across the wind prone areas with gusts around 50 MPH expected elsewhere. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY The probability for widespread hazardous weather is low. .Spotter information statement... Spotter activation will not be needed. $$