Yellowstone National Park, Wyoming

Regional Weather Alerts


     

Alert: Winter Weather Advisory
Area(s): Musselshell; Golden Valley; Judith Gap; Melville Foothills; Southern Wheatland
Effective: 2026-02-09 @ 2:04 am -> 2026-02-09 @ 3:00 pm
Onset: 2026-02-09 @ 2:04 am -> 2026-02-09 @ 3:00 pm
Severity: Moderate
Certainty: Likely
Urgency: Expected
Issued By: NWS Billings MT on 2026-02-09 @ 2:04 am
Headline: Winter Weather Advisory issued February 9 at 1:04AM MST until February 9 at 2:00PM MST by NWS Billings MT
Description: * WHAT...Snow. Total snow accumulations between 3 and 6 inches.

* WHERE...Golden Valley, Judith Gap, Musselshell, Southern Wheatland,
and Melville Foothills.

* WHEN...Until 2 PM MST this afternoon.

* IMPACTS...Roads, and especially bridges and overpasses, will likely
become slushy, slick and hazardous. Plan on winter driving
conditions. The hazardous conditions will impact the Monday morning
commute.

Alert: Winter Weather Advisory
Area(s): Northern Stillwater; Northern Sweet Grass
Effective: 2026-02-09 @ 2:04 am -> 2026-02-09 @ 3:00 pm
Onset: 2026-02-09 @ 2:04 am -> 2026-02-09 @ 3:00 pm
Severity: Moderate
Certainty: Likely
Urgency: Expected
Issued By: NWS Billings MT on 2026-02-09 @ 2:04 am
Headline: Winter Weather Advisory issued February 9 at 1:04AM MST until February 9 at 2:00PM MST by NWS Billings MT
Description: * WHAT...Snow. Total snow accumulations between 2 and 5 inches.

* WHERE...Northern Stillwater and Northern Sweet Grass.

* WHEN...Until 2 PM MST this afternoon.

* IMPACTS...Roads, and especially bridges and overpasses, will likely
become slushy, slick and hazardous. Plan on winter driving
conditions. The hazardous conditions will impact the Monday morning
commute.

* ADDITIONAL DETAILS...The heaviest snowfall is expected along and
near the northern county line from Melville to Rapelje.

Alert: Winter Storm Warning
Area(s): Absaroka/Beartooth Mountains; Crazy Mountains
Effective: 2026-02-09 @ 2:04 am -> 2026-02-09 @ 6:00 pm
Onset: 2026-02-09 @ 2:04 am -> 2026-02-09 @ 6:00 pm
Severity: Severe
Certainty: Likely
Urgency: Expected
Issued By: NWS Billings MT on 2026-02-09 @ 2:04 am
Headline: Winter Storm Warning issued February 9 at 1:04AM MST until February 9 at 5:00PM MST by NWS Billings MT
Description: * WHAT...Heavy snow expected with areas of blowing snow. Snow
accumulations between 10 and 20 inches. Winds gusting 40 to 50 mph.

* WHERE...Absaroka/Beartooth Mountains and Crazy Mountains.

* WHEN...Until 5 PM MST this afternoon.

* IMPACTS...Recreation in the high country will be impacted by heavy
accumulating snow. Travel could be very difficult to impossible
between Mammoth and Cooke City. Widespread blowing snow could
produce near whiteout conditions at times.

Alert: Winter Weather Advisory
Area(s): Little Belt and Highwood Mountains; Snowy and Judith Mountains
Effective: 2026-02-08 @ 9:25 pm -> 2026-02-09 @ 12:00 pm
Onset: 2026-02-08 @ 9:25 pm -> 2026-02-09 @ 12:00 pm
Severity: Moderate
Certainty: Likely
Urgency: Expected
Issued By: NWS Great Falls MT on 2026-02-08 @ 9:25 pm
Headline: Winter Weather Advisory issued February 8 at 8:25PM MST until February 9 at 11:00AM MST by NWS Great Falls MT
Description: * WHAT...Snow. Additional snow accumulations between 2 and 4 inches.

* WHERE...The Highwood, Little Belt, Judith, and Snowy Mountains.

* WHEN...Until 11 AM MST Monday.

* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous.

Alert: Winter Weather Advisory
Area(s): East Glacier Park Region; Southern Rocky Mountain Front
Effective: 2026-02-08 @ 9:25 pm -> 2026-02-09 @ 12:00 pm
Onset: 2026-02-08 @ 9:25 pm -> 2026-02-09 @ 12:00 pm
Severity: Moderate
Certainty: Likely
Urgency: Expected
Issued By: NWS Great Falls MT on 2026-02-08 @ 9:25 pm
Headline: Winter Weather Advisory issued February 8 at 8:25PM MST until February 9 at 11:00AM MST by NWS Great Falls MT
Description: * WHAT...Snow expected. Total snow accumulations between 3 and 5
inches. Isolated snowfall accumulations near 10 inches at ridge
tops.

* WHERE...The Continental Divide along the Rocky Mountain Front.

* WHEN...Until 11 AM MST Monday.

* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous.

Alert: Winter Weather Advisory
Area(s): Northwest Beaverhead County
Effective: 2026-02-08 @ 9:25 pm -> 2026-02-09 @ 12:00 pm
Onset: 2026-02-08 @ 9:25 pm -> 2026-02-09 @ 12:00 pm
Severity: Moderate
Certainty: Likely
Urgency: Expected
Issued By: NWS Great Falls MT on 2026-02-08 @ 9:25 pm
Headline: Winter Weather Advisory issued February 8 at 8:25PM MST until February 9 at 11:00AM MST by NWS Great Falls MT
Description: * WHAT...Snow expected. Total snow accumulations 3 to 6 inches.
Isolated snowfall accumulations near 10 inches at ridge tops.

* WHERE...Northwest Beaverhead County.

* WHEN...Until 11 AM MST Monday.

* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous.

Alert: Winter Weather Advisory
Area(s): Gallatin and Madison County Mountains and Centennial Mountains
Effective: 2026-02-08 @ 9:25 pm -> 2026-02-09 @ 12:00 pm
Onset: 2026-02-08 @ 9:25 pm -> 2026-02-09 @ 12:00 pm
Severity: Moderate
Certainty: Likely
Urgency: Expected
Issued By: NWS Great Falls MT on 2026-02-08 @ 9:25 pm
Headline: Winter Weather Advisory issued February 8 at 8:25PM MST until February 9 at 11:00AM MST by NWS Great Falls MT
Description: * WHAT...Snow expected. Total snow accumulations 2 to 5 inches.
Isolated snowfall accumulations near 8 inches at ridge tops. Winds
gusting to 35 mph over the passes.

* WHERE...Gallatin and Madison County Mountains and Centennial
Mountains.

* WHEN...Until 11 AM MST Monday.

* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous.

Alert: Winter Weather Advisory
Area(s): Butte/Blackfoot Region
Effective: 2026-02-08 @ 6:24 pm -> 2026-02-09 @ 9:00 am
Onset: 2026-02-09 @ 1:00 am -> 2026-02-09 @ 9:00 am
Severity: Moderate
Certainty: Likely
Urgency: Expected
Issued By: NWS Missoula MT on 2026-02-08 @ 6:24 pm
Headline: Winter Weather Advisory issued February 8 at 5:24PM MST until February 9 at 8:00AM MST by NWS Missoula MT
Description: * WHAT...Snow expected. There is a likelihood of minor to moderate
winter weather impacts. Total snow accumulations up to two inches.

* WHERE...Georgetown Lake, Homestake Pass, Highway 12 Garrison to
Elliston, MacDonald Pass, and Butte.

* WHEN...From midnight tonight to 8 AM MST Monday.

* IMPACTS...For MODERATE winter weather impacts, expect disruptions
to normal activities. Slick traveling conditions. Use extra
caution while driving. The hazardous conditions could impact the
Monday morning commute, especially over higher passes.

* ADDITIONAL DETAILS...Moderate snow intensities with a cold front
passage will occur after midnight. Interstate 90 from Warm Springs
to Homestake Pass and points eastwards could become snow-covered.
Visibility reduced down to one-half mile at times with the snow.

Alert: Winter Weather Advisory
Area(s): West Glacier Region
Effective: 2026-02-08 @ 6:24 pm -> 2026-02-09 @ 12:00 pm
Onset: 2026-02-08 @ 7:00 pm -> 2026-02-09 @ 12:00 pm
Severity: Moderate
Certainty: Likely
Urgency: Expected
Issued By: NWS Missoula MT on 2026-02-08 @ 6:24 pm
Headline: Winter Weather Advisory issued February 8 at 5:24PM MST until February 9 at 11:00AM MST by NWS Missoula MT
Description: * WHAT...Snow expected above 4000 feet. There is a likelihood of
minor to moderate winter weather impacts. Total snow accumulations
of 1 to 4 inches.

* WHERE...Marias Pass and Glacier National Park.

* WHEN...Until 11 AM MST Monday.

* IMPACTS...For MODERATE winter weather impacts, expect disruptions
to normal activities. Hazardous traveling conditions. Use extra
caution while driving. Closures and disruptions to infrastructure
may occur. The hazardous conditions could impact the Monday
morning commute, especially over higher passes.

Alert: Winter Weather Advisory
Area(s): Bitterroot/Sapphire Mountains
Effective: 2026-02-08 @ 6:24 pm -> 2026-02-09 @ 12:00 pm
Onset: 2026-02-08 @ 6:24 pm -> 2026-02-09 @ 12:00 pm
Severity: Moderate
Certainty: Likely
Urgency: Expected
Issued By: NWS Missoula MT on 2026-02-08 @ 6:24 pm
Headline: Winter Weather Advisory issued February 8 at 5:24PM MST until February 9 at 11:00AM MST by NWS Missoula MT
Description: * WHAT...Snow expected. There is a likelihood of moderate winter
weather impacts. Total snow accumulations of 1 to 6 inches.

* WHERE...Lolo Pass and Highway 93 Sula to Lost Trail Pass.

* WHEN...Until 11 AM MST Monday.

* IMPACTS...For MODERATE winter weather impacts, expect disruptions
to normal activities. Hazardous traveling conditions. Use extra
caution while driving. Closures and disruptions to infrastructure
may occur. The hazardous conditions could impact the Monday
morning commute, especially over higher passes.

Alert: Winter Weather Advisory
Area(s): Lower Clark Fork Region
Effective: 2026-02-08 @ 6:24 pm -> 2026-02-09 @ 12:00 pm
Onset: 2026-02-08 @ 7:00 pm -> 2026-02-09 @ 12:00 pm
Severity: Moderate
Certainty: Likely
Urgency: Expected
Issued By: NWS Missoula MT on 2026-02-08 @ 6:24 pm
Headline: Winter Weather Advisory issued February 8 at 5:24PM MST until February 9 at 11:00AM MST by NWS Missoula MT
Description: * WHAT...Snow expected above 4000 feet. There is a likelihood of
moderate winter weather impacts. Total snow accumulations of 1 to
5 inches inches.

* WHERE...Evaro Hill and I-90 Lookout Pass to Haugan.

* WHEN...Until 11 AM MST Monday.

* IMPACTS...For MODERATE winter weather impacts, expect disruptions
to normal activities. Hazardous traveling conditions. Use extra
caution while driving. Closures and disruptions to infrastructure
may occur. The hazardous conditions could impact the Monday
morning commute, especially over higher passes.