Cheyenne, Wyoming
Regional Weather Alerts
| Alert: | Flash Flood Watch |
| Area(s): | Red Lodge Foothills; Absaroka/Beartooth Mountains; Northeast Bighorn Mountains; Sheridan Foothills |
| Effective: | 2026-05-30 @ 8:50 am -> 2026-05-31 @ 1:00 am |
| Onset: | 2026-05-30 @ 8:50 am -> 2026-05-31 @ 1:00 am |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Billings MT on 2026-05-30 @ 8:50 am |
| Headline: | Flash Flood Watch issued May 30 at 7:50AM MDT until May 31 at 12:00AM MDT by NWS Billings MT |
| Description: |
* WHAT...Flash flooding and debris flows caused by excessive rainfall are possible over the Elk, Robertson Draw, and East Side burn areas. * WHERE...Portions of south central Montana, including the following areas, Absaroka/Beartooth Mountains and Red Lodge Foothills, and north central Wyoming, including the following areas, Northeast Bighorn Mountains and Sheridan Foothills. * WHEN...Through this evening. * IMPACTS...Periods of heavy rainfall with embedded thunderstorms are expected over the Elk, Robertson Draw, and East Side burn areas today. Residents in and downstream of these burn areas should be prepared for potential rapid runoff, flooding, and debris flows. Narrow drainages and low-lying areas are especially prone to flooding. * ADDITIONAL DETAILS... - Periods of heavy rainfall with embedded thunderstorms are expected across the region. The Elk burn area along the eastern slopes of the Bighorn Mountains, and the Robertson Draw and East Side burn areas south of Red Lodge, could experience flash flooding and debris flows. Stay alert! - http://www.weather.gov/safety/flood |
| Alert: | High Wind Watch |
| Area(s): | Central Laramie Range and Southwest Platte County; North Snowy Range Foothills; South Laramie Range; South Laramie Range Foothills |
| Effective: | 2026-05-30 @ 2:22 am -> 2026-05-30 @ 7:00 pm |
| Onset: | 2026-05-30 @ 10:00 pm -> 2026-05-31 @ 4:00 pm |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Cheyenne WY on 2026-05-30 @ 2:22 am |
| Headline: | High Wind Watch issued May 30 at 1:22AM MDT until May 31 at 3:00PM MDT by NWS Cheyenne WY |
| Description: |
* WHAT...West winds 25 to 35 mph with gusts up to 60 mph possible. * WHERE...Southeast Wyoming wind-prone areas including Interstate 80 near Arlington and the Summit and Interstate 25 near Bordeaux, and South Laramie Range Foothills. * WHEN...From this evening through Sunday afternoon. * IMPACTS...Mainly to transportation. Strong cross winds will be hazardous to light weight or high profile vehicles, including campers and tractor trailers. |