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. |