Yellowstone National Park, Wyoming
Regional Weather Alerts
| Alert: | High Wind Watch |
| Area(s): | Northern High Plains; Eastern Glacier, Western Toole, and Central Pondera; Southern High Plains |
| Effective: | 2026-09-24 @ 3:31 pm -> 2026-09-25 @ 7:15 am |
| 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 @ 3:31 pm |
| Headline: | High Wind Watch issued September 24 at 2:31PM MDT until September 26 at 9:00AM MDT by NWS Great Falls MT |
| Description: |
* WHAT...Westerly winds 30 to 50 mph with gusts up to 70 mph possible. * WHERE...Eastern Glacier, Western Toole, and Central Pondera, Northern High Plains, and Southern High Plains. * WHEN...From Friday evening through Saturday morning. * IMPACTS...Travel could be difficult, especially for high profile or light weight vehicles. |
| Alert: | Lake Wind Advisory |
| Area(s): | Central and Southeast Phillips; Central and Southern Valley; Petroleum; Garfield; McCone |
| Effective: | 2026-09-24 @ 12:28 pm -> 2026-09-25 @ 2:30 am |
| Onset: | 2026-09-25 @ 9:00 am -> 2026-09-26 @ 10:00 am |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Glasgow MT on 2026-09-24 @ 12:28 pm |
| Headline: | Lake Wind Advisory issued September 24 at 11:28AM MDT until September 26 at 9:00AM MDT by NWS Glasgow MT |
| Description: |
* WHAT...South winds 15 to 25 mph with gusts up to 35 mph expected. * WHERE...Central and Southeast Phillips, Central and Southern Valley, Garfield, McCone, and Petroleum Counties. * WHEN...From 8 AM Friday morning to 9 AM MDT Saturday morning. * IMPACTS...Strong lake winds could produce rough waves which can overturn or swamp small craft. |
| Alert: | Wind Advisory |
| Area(s): | Kootenai/Cabinet Region; Flathead/Mission Valleys |
| Effective: | 2026-09-24 @ 11:18 am -> 2026-09-26 @ 1:00 am |
| Onset: | 2026-09-25 @ 3:00 pm -> 2026-09-26 @ 1:00 am |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Missoula MT on 2026-09-24 @ 11:18 am |
| Headline: | Wind Advisory issued September 24 at 10:18AM MDT until September 26 at 12:00AM MDT by NWS Missoula MT |
| Description: |
* WHAT...Southwest winds 15 to 25 mph with gusts up to 40 mph expected. * WHERE...Flathead/Mission Valleys and Kootenai/Cabinet Region. * WHEN...From 2 PM Friday to midnight MDT Friday Night. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...There's a 70 to 90 percent chance of gusting over 40 mph from Happy's Inn down to Hot Springs between 4PM and 6PM MDT. During the same period there's a 60 percent chance of gusting over 40 mph west of Kalispell, near Kila, and a 40 percent chance along the west side of the Mission valley and along the western shore of Flathead Lake. There's a 90 percent chance of gusts over 40 mph above 6,000 ft in the mountains. |
