Hazardous Weather Outlook
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
530 FLUS45 KRIW 240800 HWORIW Hazardous Weather Outlook National Weather Service Riverton WY 100 AM MST Mon Nov 24 2025 WYZ001>020-022>030-251200- 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- 100 AM MST Mon Nov 24 2025 This Hazardous Weather Outlook is for Western and Central Wyoming. .DAY ONE...Today and Tonight. Westerly winds, gusting 25 to 40 mph, will increase across areas west of the Divide through the morning. These conditions will also occur at Casper, Cody and Dubois. These winds will spread east of the Divide through the afternoon. A cold front will reach northern portions later in the afternoon, turning winds northwesterly in its wake. Chances for snow will develop over northwestern portions this morning and continue through the day. Amounts of 1 to 3 inches will occur in the mountains, with locally higher amounts up to 5 inches in the Tetons. Light rain will occur over northern portions this afternoon and evening, with a chance for a rain/snow mix over Johnson County after sunset. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday. Friday...A minor system could bring chances for light snow over northern portions. Saturday through Monday...Another strong storm enters the region, bringing increased chances for widespread snowfall and cold temperatures. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to Standard Operating Procedures. $$