Yellowstone National Park, Wyoming

Regional Weather Alerts


     

Alert: Wind Advisory
Area(s): Missoula/Bitterroot Valleys
Effective: 2026-06-15 @ 11:30 am -> 2026-06-16 @ 11:00 pm
Onset: 2026-06-16 @ 2:00 pm -> 2026-06-16 @ 11:00 pm
Severity: Moderate
Certainty: Likely
Urgency: Expected
Issued By: NWS Missoula MT on 2026-06-15 @ 11:30 am
Headline: Wind Advisory issued June 15 at 10:30AM MDT until June 16 at 10:00PM MDT by NWS Missoula MT
Description: * WHAT...West winds 15 to 25 mph with gusts up to 45 mph expected.
There is a 40 percent chance wind gusts could exceed 55 mph for
western portions of the Bitterroot valley between Victor and
Charlos Heights.

* WHERE...Missoula/Bitterroot Valleys.

* WHEN...From 1 PM to 10 PM MDT Tuesday.

* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.

Alert: Wind Advisory
Area(s): Kootenai/Cabinet Region; West Glacier Region; Flathead/Mission Valleys; Lower Clark Fork Region; Potomac/Seeley Lake Region
Effective: 2026-06-15 @ 11:30 am -> 2026-06-16 @ 11:00 pm
Onset: 2026-06-16 @ 2:00 pm -> 2026-06-16 @ 11:00 pm
Severity: Moderate
Certainty: Likely
Urgency: Expected
Issued By: NWS Missoula MT on 2026-06-15 @ 11:30 am
Headline: Wind Advisory issued June 15 at 10:30AM MDT until June 16 at 10:00PM MDT by NWS Missoula MT
Description: * WHAT...West winds 20 to 30 mph with gusts up to 45 mph expected.

* WHERE...Flathead/Mission Valleys, Flathead Lake, Kootenai/Cabinet
Region, West Glacier Region, Lower Clark Fork Region, and
Potomac/Seeley Lake Region.

* WHEN...From 1 PM to 10 PM MDT Tuesday.

* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
Choppy conditions on area lakes may create hazardous conditions for
small watercraft.

Alert: Wind Advisory
Area(s): Bitterroot/Sapphire Mountains; Butte/Blackfoot Region
Effective: 2026-06-15 @ 11:30 am -> 2026-06-16 @ 11:00 pm
Onset: 2026-06-16 @ 2:00 pm -> 2026-06-17 @ 1:00 am
Severity: Moderate
Certainty: Likely
Urgency: Expected
Issued By: NWS Missoula MT on 2026-06-15 @ 11:30 am
Headline: Wind Advisory issued June 15 at 10:30AM MDT until June 17 at 12:00AM MDT by NWS Missoula MT
Description: * WHAT...West winds 25 to 35 mph with gusts up to 50 mph expected.
There is a 40 percent chance of gusts to 60 mph along Montana
Highway 1 between Georgetown Lake and Interstate 90 and over
MacDonald Pass.

* WHERE...Bitterroot/Sapphire Mountains and Butte/Blackfoot Region.

* WHEN...From 1 PM Tuesday to midnight MDT Tuesday Night.

* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.