Yellowstone National Park, Wyoming

Regional Weather Alerts


     

Alert: Special Weather Statement
Area(s): Gallatin and Madison County Mountains and Centennial Mountains
Effective: 2026-09-29 @ 4:29 am -> 2026-09-29 @ 7:30 am
Onset: 2026-09-29 @ 4:29 am
Severity: Moderate
Certainty: Observed
Urgency: Expected
Issued By: NWS Great Falls MT on 2026-09-29 @ 4:29 am
Headline: Special Weather Statement issued September 29 at 3:29AM MDT by NWS Great Falls MT
Description: Dense fog will affect areas around West Yellowstone this morning.

Visibility will be reduced to less than a half mile at times.

Those traveling through the West Yellowstone area early this morning
should allow a few extra travel minutes because of the reduced
visibility.

Alert: High Wind Warning
Area(s): East Glacier Park Region; Northern High Plains; Eastern Glacier, Western Toole, and Central Pondera
Effective: 2026-09-29 @ 1:37 am -> 2026-09-29 @ 1:00 pm
Onset: 2026-09-29 @ 1:37 am -> 2026-09-29 @ 1:00 pm
Severity: Severe
Certainty: Likely
Urgency: Expected
Issued By: NWS Great Falls MT on 2026-09-29 @ 1:37 am
Headline: High Wind Warning issued September 29 at 12:37AM MDT until September 29 at 12:00PM MDT by NWS Great Falls MT
Description: * WHAT...Southwest winds 30 to 50 mph, with gusts up to 75 mph.

* WHERE...East Glacier Park Region Zone, and Eastern Glacier, Western
Toole, and Central Pondera and Northern High Plains.

* WHEN...Until noon MDT today.

* IMPACTS...Travel could be difficult, especially for high profile
vehicles.

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