Yellowstone National Park, Wyoming
Regional Weather Alerts
| Alert: | Winter Weather Advisory |
| Area(s): | East Glacier Park Region |
| Effective: | 2026-03-30 @ 4:31 am -> 2026-03-30 @ 11:00 am |
| Onset: | 2026-03-30 @ 4:31 am -> 2026-03-30 @ 11:00 am |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Great Falls MT on 2026-03-30 @ 4:31 am |
| Headline: | Winter Weather Advisory issued March 30 at 3:31AM MDT until March 30 at 10:00AM MDT by NWS Great Falls MT |
| Description: |
* WHAT...Snow, tapering to snow showers this morning. Additional snow accumulations up to 2 inches. Winds gusting as high as 45 mph along the east slopes. * WHERE...East Glacier Park Region Zone. * WHEN...Until 10 AM MDT this morning. * IMPACTS...Plan on slippery road conditions. Gusty winds could produce areas of blowing snow this morning. |
| Alert: | Winter Weather Advisory |
| Area(s): | Daniels; Sheridan; Western Roosevelt; Northern Valley |
| Effective: | 2026-03-30 @ 1:55 am -> 2026-03-30 @ 11:00 am |
| Onset: | 2026-03-30 @ 2:00 am -> 2026-03-30 @ 11:00 am |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Glasgow MT on 2026-03-30 @ 1:55 am |
| Headline: | Winter Weather Advisory issued March 30 at 12:55AM MDT until March 30 at 10:00AM MDT by NWS Glasgow MT |
| Description: |
* WHAT...Mixed precipitation expected. Total snow accumulations up to 2 inches and ice accumulations around a light glaze on roads. * WHERE...Daniels, Northern Valley, Sheridan, and Western Roosevelt Counties. * WHEN...Until 10 AM MDT this morning. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Monday morning commute. |
| Alert: | Lake Wind Advisory |
| Area(s): | Central and Southeast Phillips; Central and Southern Valley; Petroleum; Garfield; McCone |
| Effective: | 2026-03-29 @ 11:42 pm -> 2026-03-31 @ 4:00 am |
| Onset: | 2026-03-30 @ 1:00 pm -> 2026-03-30 @ 5:00 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Glasgow MT on 2026-03-29 @ 11:42 pm |
| Headline: | Lake Wind Advisory issued March 29 at 10:42PM MDT until March 31 at 3:00AM MDT by NWS Glasgow MT |
| Description: |
* WHAT...Northwest winds 15 to 25 mph with gusts up to 40 mph expected. * WHERE...Central and Southeast Phillips, Central and Southern Valley, Garfield, McCone, and Petroleum Counties. * WHEN...From noon Monday to 3 AM MDT Tuesday. * IMPACTS...Strong lake winds could produce rough waves which can overturn or swamp small craft. |
| Alert: | Winter Weather Advisory |
| Area(s): | West Glacier Region |
| Effective: | 2026-03-28 @ 9:18 pm -> 2026-03-30 @ 11:00 am |
| Onset: | 2026-03-29 @ 9:00 pm -> 2026-03-29 @ 9:30 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Missoula MT on 2026-03-28 @ 9:18 pm |
| Headline: | Winter Weather Advisory issued March 28 at 8:18PM MDT until March 30 at 10:00AM MDT 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 between 2 and 6 inches above 4000 feet. Total snow accumulations of less than 2 inches below 4000 feet. Winds gusting as high as 35 mph. * WHERE...Glacier National Park and Marias Pass. * WHEN...From 8 PM Sunday to 10 AM MDT Monday. * IMPACTS...For MODERATE winter weather impacts, expect disruptions to normal activities. Hazardous traveling conditions. Use extra caution while driving. The hazardous conditions could impact the Monday morning commute, especially over higher passes. |