Yellowstone National Park, Wyoming
Regional Weather Alerts
| Alert: | Winter Storm Warning |
| Area(s): | Absaroka/Beartooth Mountains |
| Effective: | 2026-05-20 @ 1:55 pm -> 2026-05-21 @ 2:00 pm |
| Onset: | 2026-05-20 @ 7:00 pm -> 2026-05-21 @ 7:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Billings MT on 2026-05-20 @ 1:55 pm |
| Headline: | Winter Storm Warning issued May 20 at 12:55PM MDT until May 21 at 6:00PM MDT by NWS Billings MT |
| Description: |
* WHAT...Heavy snow expected...mainly on north facing slopes above 7000 ft. Total snow accumulations 8-13 inches. Winds gusting as high as 30 mph. * WHERE...Absaroka/Beartooth Mountains. * WHEN...From 6 PM this evening to 6 PM MDT Thursday. * IMPACTS...Recreation in the high country will be impacted by heavy accumulating snow. |
| Alert: | Winter Weather Advisory |
| Area(s): | Pryor/Northern Bighorn Mountains; Northeast Bighorn Mountains |
| Effective: | 2026-05-20 @ 1:55 pm -> 2026-05-21 @ 2:00 pm |
| Onset: | 2026-05-21 @ 4:00 am -> 2026-05-21 @ 10:00 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Billings MT on 2026-05-20 @ 1:55 pm |
| Headline: | Winter Weather Advisory issued May 20 at 12:55PM MDT until May 21 at 9:00PM MDT by NWS Billings MT |
| Description: |
* WHAT...Snow expected. Total snow accumulations 5 to 10 inches. Winds gusting as high as 30 mph. * WHERE...In Montana, Pryor/Northern Bighorn Mountains. In Wyoming, Northeast Bighorn Mountains. * WHEN...From 3 AM to 9 PM MDT Thursday. * IMPACTS...Travel could be difficult. The hazardous conditions will impact the Thursday morning and evening commutes. Roads, including US-14, will likely become slippery and hazardous. |