Yellowstone National Park, Wyoming
Regional Weather Alerts
| Alert: | Winter Weather Advisory |
| Area(s): | Central and Southeast Phillips; Central and Southern Valley; Daniels; Sheridan; Western Roosevelt; Garfield; McCone; Richland; Dawson; Prairie; Northern Phillips; Southwest Phillips; Northern Valley; Eastern Roosevelt |
| Effective: | 2026-04-23 @ 2:20 pm -> 2026-04-25 @ 1:00 pm |
| Onset: | 2026-04-24 @ 4:00 am -> 2026-04-24 @ 5:30 am |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Glasgow MT on 2026-04-23 @ 2:20 pm |
| Headline: | Winter Weather Advisory issued April 23 at 1:20PM MDT until April 25 at 12:00PM MDT by NWS Glasgow MT |
| Description: |
* WHAT...Snow showers and patchy blowing snow expected. Total snow accumulations up to three inches. Winds gusting as high as 50 mph. Visibility as low as a quarter mile at times. * WHERE...Most of northeast Montana. * WHEN...From 3 AM Friday to noon MDT Saturday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Friday morning and evening commutes. Severe conditions for newborn livestock. * ADDITIONAL DETAILS...Localized snow amounts in excess of 3" are expected near the Canadian border. |
| Alert: | Special Weather Statement |
| Area(s): | Missouri Headwaters; Madison River Valley; Gallatin Valley; Beaverhead and Western Madison below 6000ft |
| Effective: | 2026-04-23 @ 2:12 pm |
| Onset: | 2026-04-23 @ 2:12 pm -> 2026-04-23 @ 5:15 pm |
| Severity: | Moderate |
| Certainty: | Observed |
| Urgency: | Expected |
| Issued By: | NWS Great Falls MT on 2026-04-23 @ 2:12 pm |
| Headline: | Special Weather Statement issued April 23 at 1:12PM MDT by NWS Great Falls MT |
| Description: |
Areas of snow and gusty northerly winds are moving through southwest Montana this afternoon. Expect visibility reductions below a half mile at times, along with wet to at times slushy roadways. Accumulations will generally range between one and three inches, mostly on grassy surfaces; however, periods of snow will continue this evening into tonight while wet surfaces freeze and become slippery. Those traveling in southwest Montana will encounter winter driving conditions, especially heading towards the evening hours. Slow down and allow extra time to reach your destination. |
| Alert: | High Wind Warning |
| Area(s): | Central and Southeast Phillips; Central and Southern Valley; Petroleum; Garfield; Northern Phillips; Southwest Phillips; Northern Valley |
| Effective: | 2026-04-23 @ 1:54 pm -> 2026-04-23 @ 9:00 pm |
| Onset: | 2026-04-23 @ 1:54 pm -> 2026-04-23 @ 9:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Glasgow MT on 2026-04-23 @ 1:54 pm |
| Headline: | High Wind Warning issued April 23 at 12:54PM MDT until April 23 at 8:00PM MDT by NWS Glasgow MT |
| Description: |
* WHAT...Northwest winds 25 to 40 mph with gusts up to 60 mph. * WHERE...Phillips, Valley, Garfield, and Petroleum Counties. * WHEN...Until 8 PM MDT this evening. * IMPACTS...High winds may move loose debris, damage property, and cause power bumps. Travel could be difficult, especially for high profile vehicles. |
| Alert: | High Wind Warning |
| Area(s): | Daniels; Sheridan; Western Roosevelt; McCone; Richland; Dawson; Prairie; Wibaux; Eastern Roosevelt |
| Effective: | 2026-04-23 @ 1:54 pm -> 2026-04-23 @ 9:00 pm |
| Onset: | 2026-04-23 @ 1:54 pm -> 2026-04-23 @ 9:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Glasgow MT on 2026-04-23 @ 1:54 pm |
| Headline: | High Wind Warning issued April 23 at 12:54PM MDT until April 23 at 8:00PM MDT by NWS Glasgow MT |
| Description: |
* WHAT...Northwest winds 25 to 40 mph with gusts up to 60 mph. * WHERE...Daniels, Dawson, Roosevelt, McCone, Prairie, Richland, Sheridan, and Wibaux Counties. * WHEN...Until 8 PM MDT this evening. * IMPACTS...High winds may move loose debris, damage property, and cause power bumps. Travel could be difficult, especially for high profile vehicles. |
| Alert: | Winter Weather Advisory |
| Area(s): | Northern Park; Paradise Valley; Livingston Area |
| Effective: | 2026-04-23 @ 1:19 pm -> 2026-04-24 @ 1:00 pm |
| Onset: | 2026-04-23 @ 4:00 pm -> 2026-04-24 @ 1:00 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Billings MT on 2026-04-23 @ 1:19 pm |
| Headline: | Winter Weather Advisory issued April 23 at 12:19PM MDT until April 24 at 12:00PM MDT by NWS Billings MT |
| Description: |
* WHAT...Periods of snow expected. Total snow accumulations between 1 and 4 inches. Locally higher totals possible. Winds gusting as high as 35 mph. * WHERE...Livingston Area, Northern Park, and Paradise Valley. * WHEN...Until noon MDT Friday. * IMPACTS...Roads, and especially bridges and overpasses, could become slick and hazardous tonight into Friday morning. The hazardous conditions will impact the Thursday evening and Friday morning commutes. * ADDITIONAL DETAILS...Snow showers will move into the area this afternoon and evening and could be intense at times with reduced visibility. |
| Alert: | Winter Storm Warning |
| Area(s): | Absaroka/Beartooth Mountains |
| Effective: | 2026-04-23 @ 1:19 pm -> 2026-04-24 @ 7:00 pm |
| Onset: | 2026-04-23 @ 1:19 pm -> 2026-04-24 @ 1:30 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Billings MT on 2026-04-23 @ 1:19 pm |
| Headline: | Winter Storm Warning issued April 23 at 12:19PM MDT until April 24 at 6:00PM MDT by NWS Billings MT |
| Description: |
* WHAT...Periods of moderate to heavy snow and blowing snow. Total snow accumulations between 10 and 18 inches. Winds gusting as high as 45 mph. * WHERE...Absaroka/Beartooth Mountains. * WHEN...Until 6 PM MDT Friday. * IMPACTS...Recreation in the high country will be impacted by heavy accumulating snow. Expect near whiteout conditions at times due to snow and blowing snow. * ADDITIONAL DETAILS...Avalanche danger will increase due to the heavy snow and strong winds. |
| Alert: | Winter Storm Warning |
| Area(s): | Crazy Mountains |
| Effective: | 2026-04-23 @ 1:19 pm -> 2026-04-24 @ 7:00 am |
| Onset: | 2026-04-23 @ 1:19 pm -> 2026-04-24 @ 7:00 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Billings MT on 2026-04-23 @ 1:19 pm |
| Headline: | Winter Storm Warning issued April 23 at 12:19PM MDT until April 24 at 6:00AM MDT by NWS Billings MT |
| Description: |
* WHAT...Periods of moderate to heavy snow. Additional snow accumulations between 3 and 8 inches. Winds gusting as high as 50 mph. * WHERE...Crazy Mountains. * WHEN...Until 6 AM MDT Friday. * IMPACTS...Recreation in the high country will be impacted by heavy accumulating snow. Expect near whiteout conditions due to high winds and blowing snow. * ADDITIONAL DETAILS...Avalanche danger will increase due to the heavy snow and strong winds. |
| Alert: | Winter Weather Advisory |
| Area(s): | Pryor/Northern Bighorn Mountains |
| Effective: | 2026-04-23 @ 1:19 pm -> 2026-04-24 @ 7:00 pm |
| Onset: | 2026-04-23 @ 1:19 pm -> 2026-04-24 @ 1:30 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Billings MT on 2026-04-23 @ 1:19 pm |
| Headline: | Winter Weather Advisory issued April 23 at 12:19PM MDT until April 24 at 6:00PM MDT by NWS Billings MT |
| Description: |
* WHAT...Periods of moderate to heavy snow. Total snow accumulations between 4 and 8 inches. Winds gusting as high as 45 mph. * WHERE...Pryor/Northern Bighorn Mountains. * WHEN...Until 6 PM MDT Friday. * IMPACTS...Travel could be very difficult. Recreation in the high country will be impacted by heavy accumulating snow. Blowing snow could significantly reduce visibility. |
| Alert: | Winter Weather Advisory |
| Area(s): | Red Lodge Foothills; Beartooth Foothills |
| Effective: | 2026-04-23 @ 1:19 pm -> 2026-04-24 @ 7:00 pm |
| Onset: | 2026-04-23 @ 4:00 pm -> 2026-04-24 @ 1:30 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Billings MT on 2026-04-23 @ 1:19 pm |
| Headline: | Winter Weather Advisory issued April 23 at 12:19PM MDT until April 24 at 6:00PM MDT by NWS Billings MT |
| Description: |
* WHAT...Periods of snow expected. Total snow accumulations between 2 and 6 inches. * WHERE...Beartooth Foothills and Red Lodge Foothills. * WHEN...Until 6 PM MDT Friday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous tonight into Friday morning. The hazardous conditions will impact the Thursday evening and Friday morning commutes. * ADDITIONAL DETAILS...The heaviest snowfall is expected late this afternoon through early Friday morning. Additional snow showers are anticipated Friday afternoon. |
| Alert: | Winter Weather Advisory |
| Area(s): | Big Belt, Bridger and Castle Mountains |
| Effective: | 2026-04-23 @ 11:30 am -> 2026-04-24 @ 1:00 pm |
| Onset: | 2026-04-23 @ 11:30 am -> 2026-04-24 @ 2:30 am |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Great Falls MT on 2026-04-23 @ 11:30 am |
| Headline: | Winter Weather Advisory issued April 23 at 10:30AM MDT until April 24 at 12:00PM MDT by NWS Great Falls MT |
| Description: |
* WHAT...Snow. Additional snow accumulations between 2 and 6 inches at and near pass level, with greater amounts above pass level. Winds gusting as high as 40 mph. * WHERE...Big Belt, Bridger and Castle Mountains. * WHEN...Until noon MDT Friday. * IMPACTS...Expect winter driving conditions due to slush or snow covered roadways. Those in the backcountry should ensure they are prepared for dangerous conditions. * ADDITIONAL DETAILS...The wet snow may cause isolated instances of power outages and or tree damage. |
| Alert: | Winter Storm Warning |
| Area(s): | Little Belt and Highwood Mountains |
| Effective: | 2026-04-23 @ 11:30 am -> 2026-04-23 @ 7:00 pm |
| Onset: | 2026-04-23 @ 11:30 am -> 2026-04-23 @ 7:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Great Falls MT on 2026-04-23 @ 11:30 am |
| Headline: | Winter Storm Warning issued April 23 at 10:30AM MDT until April 23 at 6:00PM MDT by NWS Great Falls MT |
| Description: |
* WHAT...Snow. Additional snow accumulations up to 3 inches. Winds gusting as high as 40 mph. * WHERE...Little Belt and Highwood Mountains. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Expect difficult driving conditions due to slush or snow covered roadways. Falling and or blowing snow may reduce visibility. * ADDITIONAL DETAILS...The heavy, wet snow may cause instances of power outages and or tree damage. |
| Alert: | Winter Weather Advisory |
| Area(s): | East Glacier Park Region |
| Effective: | 2026-04-23 @ 11:30 am -> 2026-04-23 @ 7:00 pm |
| Onset: | 2026-04-23 @ 11:30 am -> 2026-04-23 @ 7:00 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Great Falls MT on 2026-04-23 @ 11:30 am |
| Headline: | Winter Weather Advisory issued April 23 at 10:30AM MDT until April 23 at 6:00PM MDT by NWS Great Falls MT |
| Description: |
* WHAT...Snow. Additional snow accumulations up to 3 inches. Winds gusting as high as 30 mph. * WHERE...East Glacier Park Region Zone. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Expect winter driving conditions due to slush or snow covered roadways. Falling and or blowing snow may significantly reduce visibility at times. Those with outdoor plans should be prepared for dangerous outdoor conditions. * ADDITIONAL DETAILS...The heavy, wet snow may cause instances of power outages and or tree damage. |
| Alert: | Winter Weather Advisory |
| Area(s): | Meagher County Valleys |
| Effective: | 2026-04-23 @ 11:30 am -> 2026-04-24 @ 1:00 pm |
| Onset: | 2026-04-23 @ 7:00 pm -> 2026-04-24 @ 2:30 am |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Great Falls MT on 2026-04-23 @ 11:30 am |
| Headline: | Winter Weather Advisory issued April 23 at 10:30AM MDT until April 24 at 12:00PM MDT by NWS Great Falls MT |
| Description: |
* WHAT...Snow expected. Total snow accumulations up to 3 inches. Winds gusting as high as 40 mph. * WHERE...Meagher County Valleys. * WHEN...From 6 PM this evening to noon MDT Friday. * IMPACTS...Plan on winter driving conditions. |
| Alert: | Winter Weather Advisory |
| Area(s): | Southern Rocky Mountain Front; Upper Blackfoot and MacDonald Pass; Gates of the Mountains; Helena Valley; Elkhorn and Boulder Mountains; Northwest Beaverhead County; Ruby Mountains and Southern Beaverhead Mountains |
| Effective: | 2026-04-23 @ 11:30 am -> 2026-04-24 @ 1:00 pm |
| Onset: | 2026-04-23 @ 11:30 am -> 2026-04-24 @ 2:30 am |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Great Falls MT on 2026-04-23 @ 11:30 am |
| Headline: | Winter Weather Advisory issued April 23 at 10:30AM MDT until April 24 at 12:00PM MDT by NWS Great Falls MT |
| Description: |
* WHAT...Snow. Additional snow accumulations 2 to 7 inches. Winds gusting as high as 40 mph. * WHERE...Portions of central, north central, and southwest Montana. * WHEN...Until noon MDT Friday. * IMPACTS...Expect winter driving conditions due to slush or snow covered roadways. Falling and or blowing snow may significantly reduce visibility at times. * ADDITIONAL DETAILS...The wet snow may cause isolated power outages and or tree damage. |
| Alert: | Winter Storm Warning |
| Area(s): | Gallatin and Madison County Mountains and Centennial Mountains |
| Effective: | 2026-04-23 @ 11:30 am -> 2026-04-24 @ 1:00 pm |
| Onset: | 2026-04-23 @ 11:30 am -> 2026-04-24 @ 2:30 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Great Falls MT on 2026-04-23 @ 11:30 am |
| Headline: | Winter Storm Warning issued April 23 at 10:30AM MDT until April 24 at 12:00PM MDT by NWS Great Falls MT |
| Description: |
* WHAT...Heavy snow. Additional snow accumulations between 3 and 8 inches. Winds gusting as high as 40 mph. * WHERE...Gallatin and Madison County Mountains and Centennial Mountains. * WHEN...Until noon MDT Friday. * IMPACTS...Expect difficult driving conditions due to slush or snow covered roadways. Falling and or blowing snow may significantly reduce visibility at times. Those with outdoor plans should be prepared for dangerous outdoor conditions. * ADDITIONAL DETAILS...The heavy, wet snow may cause isolated power outages and or tree damage. |
| Alert: | Winter Weather Advisory |
| Area(s): | Canyon Ferry Area; Missouri Headwaters; Madison River Valley; Gallatin Valley; Beaverhead and Western Madison below 6000ft |
| Effective: | 2026-04-23 @ 11:30 am -> 2026-04-24 @ 1:00 pm |
| Onset: | 2026-04-23 @ 7:00 pm -> 2026-04-24 @ 2:30 am |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Great Falls MT on 2026-04-23 @ 11:30 am |
| Headline: | Winter Weather Advisory issued April 23 at 10:30AM MDT until April 24 at 12:00PM MDT by NWS Great Falls MT |
| Description: |
* WHAT...Snow expected. Total snow accumulations between 1 and 4 inches. Winds gusting as high as 35 mph. * WHERE...The Interstate 90 Corridor between Bozeman and Whitehall, The Madison and Beaverhead River Valleys, and Canyon Ferry Area. * WHEN...From 6 PM this evening to noon MDT Friday. * IMPACTS...Plan on winter driving conditions. The hazardous conditions could impact the Thursday evening and Friday morning commutes. |
| Alert: | High Wind Warning |
| Area(s): | Eastern Toole and Liberty; Hill County; Northern Blaine County; Western and Central Chouteau County; Bears Paw Mountains and Southern Blaine; Fergus County below 4500ft |
| Effective: | 2026-04-22 @ 11:57 pm -> 2026-04-23 @ 7:00 pm |
| Onset: | 2026-04-22 @ 11:57 pm -> 2026-04-23 @ 7:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Great Falls MT on 2026-04-22 @ 11:57 pm |
| Headline: | High Wind Warning issued April 22 at 10:57PM MDT until April 23 at 6:00PM MDT by NWS Great Falls MT |
| Description: |
* WHAT...Northwesterly winds 30 to 40 mph with gusts up to 65 mph expected. * WHERE...Eastern Toole and Liberty Counties, Hill County, Northern Blaine County, Western and Central Chouteau County, Bears Paw Mountains and Southern Blaine, and Fergus County below 4500ft. * WHEN...Until 6 PM MDT Thursday. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel could be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...The strongest winds will be the over the southeast aspects of the Sweetgrass Hills, Bear's Paw, and Snowy Mountains. |
| Alert: | Winter Weather Advisory |
| Area(s): | Potomac/Seeley Lake Region |
| Effective: | 2026-04-21 @ 2:50 pm -> 2026-04-24 @ 1:00 pm |
| Onset: | 2026-04-22 @ 7:00 pm -> 2026-04-24 @ 1:00 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Missoula MT on 2026-04-21 @ 2:50 pm |
| Headline: | Winter Weather Advisory issued April 21 at 1:50PM MDT until April 24 at 12:00PM MDT by NWS Missoula MT |
| Description: |
* WHAT...Snow expected. There is a likelihood of moderate to isolated major winter weather impacts. Total snow accumulations of 2 and 4 inches in the valleys and 6 to 12 inches in the mountains. * WHERE...Highway 200 Bonner to Greenough, I-90 East Missoula to Bearmouth, and Highway 83 Seeley Lake to Condon. * WHEN...From 6 PM Wednesday to noon MDT Friday. * 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. 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 Thursday morning and evening commutes, especially over higher passes. * ADDITIONAL DETAILS...The most impactful snow accumulations are most likely to occur Thursday evening through Friday morning. |
| Alert: | Winter Weather Advisory |
| Area(s): | Bitterroot/Sapphire Mountains |
| Effective: | 2026-04-21 @ 2:50 pm -> 2026-04-24 @ 1:00 pm |
| Onset: | 2026-04-22 @ 7:00 pm -> 2026-04-24 @ 1:00 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Missoula MT on 2026-04-21 @ 2:50 pm |
| Headline: | Winter Weather Advisory issued April 21 at 1:50PM MDT until April 24 at 12:00PM MDT by NWS Missoula MT |
| Description: |
* WHAT...Snow expected. There is a likelihood of moderate winter weather impacts. Total snow accumulations of 1 to 5 inches below 4000 feet, 6 to 10 inches at pass level and over 12 inches in the high terrain. * WHERE...Highway 93 Sula to Lost Trail Pass and Lolo Pass. * WHEN...From 6 PM Wednesday to noon MDT Friday. * 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 Thursday morning and evening commutes, especially over higher passes. |
| Alert: | Winter Weather Advisory |
| Area(s): | Butte/Blackfoot Region |
| Effective: | 2026-04-21 @ 2:50 pm -> 2026-04-24 @ 1:00 pm |
| Onset: | 2026-04-22 @ 7:00 pm -> 2026-04-24 @ 1:00 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Missoula MT on 2026-04-21 @ 2:50 pm |
| Headline: | Winter Weather Advisory issued April 21 at 1:50PM MDT until April 24 at 12:00PM MDT by NWS Missoula MT |
| Description: |
* WHAT...Snow expected. There is a likelihood of moderate to isolated major winter weather impacts. Total snow accumulations of 2 and 5 inches in the valleys, 5 to 10 inches at pass level, and over 12 inches in the high terrain. Winds gusting as high as 35 mph. * WHERE...Georgetown Lake, Butte, Highway 12 Garrison to Elliston, MacDonald Pass, and Homestake Pass. * WHEN...From 6 PM Wednesday to noon MDT Friday. * 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. 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 Thursday morning and evening commutes, especially over higher passes. * ADDITIONAL DETAILS...The most impactful snow accumulations are most likely to occur Thursday evening through Friday morning. |
| Alert: | Winter Weather Advisory |
| Area(s): | West Glacier Region |
| Effective: | 2026-04-21 @ 2:50 pm -> 2026-04-23 @ 7:00 pm |
| Onset: | 2026-04-22 @ 7:00 pm -> 2026-04-23 @ 7:00 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Missoula MT on 2026-04-21 @ 2:50 pm |
| Headline: | Winter Weather Advisory issued April 21 at 1:50PM MDT until April 23 at 6:00PM MDT by NWS Missoula MT |
| Description: |
* WHAT...Snow expected. There is a likelihood of moderate winter weather impacts. Total snow accumulations of 1 to 3 inches below 4000 feet, 4 to 7 inches at pass level and over 10 inches in the high terrain. * WHERE...Glacier National Park, Marias Pass, Bad Rock Canyon, Essex, Highway 83 Bigfork to Swan Lake, and Polebridge. * WHEN...From 6 PM Wednesday to 6 PM MDT Thursday. * 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 Thursday morning and evening commutes, especially over higher passes. |