Yellowstone National Park, Wyoming

Regional Weather Alerts


     

Alert: Lake Wind Advisory
Area(s): Central and Southeast Phillips; Central and Southern Valley; Petroleum; Garfield; McCone
Effective: 2026-09-14 @ 10:31 am -> 2026-09-15 @ 1:00 am
Onset: 2026-09-14 @ 10:31 am -> 2026-09-15 @ 1:00 am
Severity: Moderate
Certainty: Likely
Urgency: Expected
Issued By: NWS Glasgow MT on 2026-09-14 @ 10:31 am
Headline: Lake Wind Advisory issued September 14 at 9:31AM MDT until September 15 at 12:00AM MDT by NWS Glasgow MT
Description: * WHAT...West winds 25 to 35 mph with gusts up to 50 mph.

* WHERE...Fort Peck Lake.

* WHEN...Until midnight MDT tonight.

* IMPACTS...Strong winds and rough waves on area lakes will create
hazardous conditions for small craft.

* ADDITIONAL DETAILS...Wave heights as high as 6 feet.

Alert: High Wind Warning
Area(s): Daniels; Sheridan; Western Roosevelt; Richland; Dawson; Prairie; Wibaux; Eastern Roosevelt
Effective: 2026-09-14 @ 10:31 am -> 2026-09-15 @ 1:00 am
Onset: 2026-09-14 @ 1:00 pm -> 2026-09-15 @ 1:00 am
Severity: Severe
Certainty: Likely
Urgency: Expected
Issued By: NWS Glasgow MT on 2026-09-14 @ 10:31 am
Headline: High Wind Warning issued September 14 at 9:31AM MDT until September 15 at 12:00AM MDT by NWS Glasgow MT
Description: * WHAT...West winds 30 to 40 mph with gusts up to 60 mph expected.

* WHERE...Daniels, Dawson, Roosevelt, Prairie, Richland, Sheridan,
and Wibaux Counties.

* WHEN...Until midnight MDT tonight.

* IMPACTS...Damaging winds could blow down trees and power lines.
Widespread power outages are possible. Travel could be difficult,
especially for high profile vehicles.

Alert: High Wind Warning
Area(s): Custer; Fallon; Carter
Effective: 2026-09-14 @ 9:24 am -> 2026-09-14 @ 10:00 pm
Onset: 2026-09-14 @ 1:00 pm -> 2026-09-14 @ 10:00 pm
Severity: Severe
Certainty: Likely
Urgency: Expected
Issued By: NWS Billings MT on 2026-09-14 @ 9:24 am
Headline: High Wind Warning issued September 14 at 8:24AM MDT until September 14 at 9:00PM MDT by NWS Billings MT
Description: * WHAT...West to Northwest winds 25 to 40 mph with gusts up to 60 mph
expected.

* WHERE...Carter, Custer, and Fallon.

* WHEN...From noon today to 9 PM MDT this evening.

* IMPACTS...Strong winds may result in tree and power line damage.
Power outages are possible. Travel will be difficult, especially
for high profile vehicles on north to south oriented roadways.

Alert: High Wind Warning
Area(s): Fergus County below 4500ft; Snowy and Judith Mountains
Effective: 2026-09-14 @ 1:22 am -> 2026-09-14 @ 7:00 pm
Onset: 2026-09-14 @ 10:00 am -> 2026-09-14 @ 7:00 pm
Severity: Severe
Certainty: Likely
Urgency: Expected
Issued By: NWS Great Falls MT on 2026-09-14 @ 1:22 am
Headline: High Wind Warning issued September 14 at 12:22AM MDT until September 14 at 6:00PM MDT by NWS Great Falls MT
Description: * WHAT...West winds 30 to 40 mph, with gusts up to 60 mph expected.

* WHERE...Snowy and Judith Mountains and Fergus County below 4500ft.

* WHEN...From 9 AM this morning to 6 PM MDT this evening.

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

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