Yellowstone National Park, Wyoming
Regional Weather Alerts
| Alert: | High Wind Watch |
| Area(s): | Judith Gap; Northern Sweet Grass; Melville Foothills; Southern Wheatland |
| Effective: | 2026-01-05 @ 2:20 am -> 2026-01-07 @ 12:00 am |
| Onset: | 2026-01-06 @ 9:00 am -> 2026-01-06 @ 2:30 am |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Billings MT on 2026-01-05 @ 2:20 am |
| Headline: | High Wind Watch issued January 5 at 1:20AM MST until January 6 at 11:00PM MST by NWS Billings MT |
| Description: |
* WHAT...West winds 30 to 40 mph with gusts up to 60 mph possible. * WHERE...Judith Gap, Southern Wheatland, Melville Foothills, and Northern Sweet Grass. * WHEN...From Tuesday morning through Tuesday evening. * IMPACTS...Strong crosswinds could make travel difficult along US-191. * ADDITIONAL DETAILS...The strongest winds are forecast to occur Tuesday afternoon. |
| Alert: | Wind Advisory |
| Area(s): | Livingston Area; Beartooth Foothills |
| Effective: | 2026-01-05 @ 2:20 am -> 2026-01-07 @ 1:00 pm |
| Onset: | 2026-01-06 @ 3:00 am -> 2026-01-06 @ 2:30 am |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Billings MT on 2026-01-05 @ 2:20 am |
| Headline: | Wind Advisory issued January 5 at 1:20AM MST until January 7 at 12:00PM MST by NWS Billings MT |
| Description: |
* WHAT...Southwest winds 35 to 45 mph with gusts up to 65 mph expected. * WHERE...Beartooth Foothills and Livingston Area. * WHEN...From 2 AM Tuesday to noon MST Wednesday. * IMPACTS...Strong crosswinds will make travel difficult along Interstate 90 from Livingston to Big Timber and roads along the Beartooth Foothills. |
| Alert: | High Wind Warning |
| Area(s): | East Glacier Park Region; Northern High Plains; Eastern Glacier, Western Toole, and Central Pondera; Southern Rocky Mountain Front; Southern High Plains |
| Effective: | 2026-01-05 @ 12:46 am -> 2026-01-07 @ 12:00 am |
| Onset: | 2026-01-06 @ 12:00 am -> 2026-01-05 @ 6:15 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Great Falls MT on 2026-01-05 @ 12:46 am |
| Headline: | High Wind Warning issued January 4 at 11:46PM MST until January 6 at 11:00PM MST by NWS Great Falls MT |
| Description: |
* WHAT...Southwest winds 30 to 45 mph with gusts up to 75 mph expected. * WHERE...The Rocky Mountain Front and adjacent foothills and plains, and Eastern Glacier, Western Toole, and Central Pondera Counties. * WHEN...From 11 PM Monday to 11 PM MST Tuesday. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel could be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...Another period of gusty winds is likely to follow during the day Wednesday. |
| Alert: | High Wind Watch |
| Area(s): | Eastern Toole and Liberty; Eastern Pondera and Eastern Teton; Western and Central Chouteau County; Fergus County below 4500ft; Little Belt and Highwood Mountains; Snowy and Judith Mountains |
| Effective: | 2026-01-05 @ 12:46 am -> 2026-01-07 @ 12:00 am |
| Onset: | 2026-01-06 @ 9:00 am -> 2026-01-05 @ 6:15 pm |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Great Falls MT on 2026-01-05 @ 12:46 am |
| Headline: | High Wind Watch issued January 4 at 11:46PM MST until January 6 at 11:00PM MST by NWS Great Falls MT |
| Description: |
* WHAT...Southwest winds 25 to 40 mph with gusts up to 60 mph possible. * WHERE...The Highwood, Little Belt, Judith, and Snowy Mountains, Eastern Toole and Liberty Counties, Eastern Pondera and Eastern Teton Counties, Western and Central Chouteau County, and Fergus County below 4500ft. * WHEN...From Tuesday morning through Tuesday evening. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel could be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...Another period of gusty winds is likely to follow during the day Wednesday. |
| Alert: | High Wind Warning |
| Area(s): | Cascade County below 5000ft; Judith Basin County and Judith Gap |
| Effective: | 2026-01-05 @ 12:46 am -> 2026-01-07 @ 12:00 am |
| Onset: | 2026-01-06 @ 9:00 am -> 2026-01-05 @ 6:15 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Great Falls MT on 2026-01-05 @ 12:46 am |
| Headline: | High Wind Warning issued January 4 at 11:46PM MST until January 6 at 11:00PM MST by NWS Great Falls MT |
| Description: |
* WHAT...Southwest winds 30 to 40 mph with gusts up to 60 mph expected. * WHERE...Cascade County below 5000ft and Judith Basin County and Judith Gap. * WHEN...From 8 AM to 11 PM MST Tuesday. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel could be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...Another period of gusty winds is likely to follow during the day Wednesday. |
| Alert: | Winter Storm Watch |
| Area(s): | Kootenai/Cabinet Region |
| Effective: | 2026-01-04 @ 12:21 pm -> 2026-01-07 @ 1:00 pm |
| Onset: | 2026-01-06 @ 1:00 pm -> 2026-01-06 @ 2:00 pm |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Missoula MT on 2026-01-04 @ 12:21 pm |
| Headline: | Winter Storm Watch issued January 4 at 11:21AM MST until January 7 at 12:00PM MST by NWS Missoula MT |
| Description: |
* WHAT...Heavy snow possible. There is a chance of moderate to major winter weather impacts. Total snow accumulations between 4 and 8 inches possible in the valleys near the Idaho border. Higher amounts of 12 to 18 inches possible in the high terrain. Winds could gust as high as 40 mph. * WHERE...Highway 56 Bull Lake Road, Highway 37 Eureka to Libby, and Highway 2 Kalispell to Libby. * WHEN...From Tuesday afternoon through Wednesday morning. * IMPACTS...For MAJOR winter weather impacts, expect considerable disruptions to normal activities. Dangerous or impossible traveling conditions. Avoid travel in the impacted areas if possible. Widespread closures and disruptions to infrastructure may occur. The hazardous conditions could impact the Tuesday evening and Wednesday morning commutes, especially over higher passes. * ADDITIONAL DETAILS...Lower amounts of 1 to 4 inches possible along Highway 93. |
| Alert: | Winter Storm Watch |
| Area(s): | Lower Clark Fork Region |
| Effective: | 2026-01-04 @ 12:21 pm -> 2026-01-07 @ 1:00 pm |
| Onset: | 2026-01-06 @ 1:00 pm -> 2026-01-06 @ 2:00 pm |
| Severity: | Severe |
| Certainty: | Possible |
| Urgency: | Future |
| Issued By: | NWS Missoula MT on 2026-01-04 @ 12:21 pm |
| Headline: | Winter Storm Watch issued January 4 at 11:21AM MST until January 7 at 12:00PM MST by NWS Missoula MT |
| Description: |
* WHAT...Heavy snow possible. There is a chance of moderate to major winter weather impacts. Total snow accumulations 2 to 7 inches in the valleys and 8 to 12 inches over Lookout Pass possible. Winds could gust as high as 45 mph. * WHERE...Highway 200 Thompson Falls to Plains, Highway 200 Trout Creek to Heron, Evaro Hill, and I-90 Lookout Pass to Haugan. * WHEN...From Tuesday afternoon through Wednesday morning. * IMPACTS...For MAJOR winter weather impacts, expect considerable disruptions to normal activities. Dangerous or impossible traveling conditions. Avoid travel in the impacted areas if possible. Widespread closures and disruptions to infrastructure may occur. The hazardous conditions could impact the Tuesday evening and Wednesday morning commutes, especially over higher passes. Gusty winds could bring down tree branches. * ADDITIONAL DETAILS...Valley location west of Thompson Falls and west of Saint Regis may see higher amounts around 5 to 8 inches. |
| Alert: | Dense Fog Advisory |
| Area(s): | Sheridan; Western Roosevelt; Eastern Roosevelt |
| Effective: | 2026-01-04 @ 5:25 am -> 2026-01-05 @ 12:00 pm |
| Onset: | 2026-01-04 @ 7:00 pm -> 2026-01-05 @ 12:00 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Glasgow MT on 2026-01-04 @ 5:25 am |
| Headline: | Dense Fog Advisory issued January 4 at 4:25AM MST until January 5 at 11:00AM MST by NWS Glasgow MT |
| Description: |
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Eastern Roosevelt, Sheridan, and Western Roosevelt Counties. * WHEN...From 6 PM this evening to 11 AM MST Monday. * IMPACTS...Low visibility could make driving conditions hazardous. Riming ice on power lines could lead to power bumps that damage electronics or brief outages. |