Yellowstone National Park, Wyoming
Regional Weather Alerts
| Alert: | High Wind Watch |
| Area(s): | Northern High Plains; Eastern Glacier, Western Toole, and Central Pondera |
| Effective: | 2026-09-24 @ 1:47 am -> 2026-09-24 @ 4:15 pm |
| Onset: | 2026-09-25 @ 7:00 pm -> 2026-09-26 @ 10:00 am |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Great Falls MT on 2026-09-24 @ 1:47 am |
| Headline: | High Wind Watch issued September 24 at 12:47AM MDT until September 26 at 9:00AM MDT by NWS Great Falls MT |
| Description: |
* WHAT...West winds 30 to 35 mph with gusts up to 60 mph possible. * WHERE...Eastern Glacier, Western Toole, and Central Pondera and Northern High Plains. * WHEN...From Friday evening through Saturday morning. * IMPACTS...Travel could be difficult, especially for high profile vehicles. |
| Alert: | Dense Fog Advisory |
| Area(s): | Daniels; Sheridan; Western Roosevelt; Richland; Dawson; Wibaux; Eastern Roosevelt |
| Effective: | 2026-09-24 @ 1:20 am -> 2026-09-24 @ 11:00 am |
| Onset: | 2026-09-24 @ 3:00 am -> 2026-09-24 @ 11:00 am |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Glasgow MT on 2026-09-24 @ 1:20 am |
| Headline: | Dense Fog Advisory issued September 24 at 12:20AM MDT until September 24 at 10:00AM MDT by NWS Glasgow MT |
| Description: |
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Daniels, Dawson, Roosevelt, Richland, Sheridan, Roosevelt, and Wibaux Counties. * WHEN...Until 10 AM MDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. |