Yellowstone National Park, Wyoming
Regional Weather Alerts
| Alert: | Lake Wind Advisory |
| Area(s): | Central and Southeast Phillips; Central and Southern Valley; Petroleum; Garfield; McCone |
| Effective: | 2026-04-03 @ 1:22 pm -> 2026-04-05 @ 1:00 am |
| Onset: | 2026-04-04 @ 4:00 pm -> 2026-04-04 @ 5:45 am |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Glasgow MT on 2026-04-03 @ 1:22 pm |
| Headline: | Lake Wind Advisory issued April 3 at 12:22PM MDT until April 5 at 12:00AM MDT by NWS Glasgow MT |
| Description: |
* WHAT...Northwest winds 15 to 25 mph with gusts up to 35 mph expected. * WHERE...Fort Peck Lake. * WHEN...From 3 PM Saturday to midnight MDT Saturday Night. * IMPACTS...Strong winds and rough waves on area lakes will create hazardous conditions for small craft. |
| Alert: | Winter Weather Advisory |
| Area(s): | Custer |
| Effective: | 2026-04-03 @ 12:58 pm -> 2026-04-04 @ 1:00 am |
| Onset: | 2026-04-03 @ 12:58 pm -> 2026-04-04 @ 1:00 am |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Billings MT on 2026-04-03 @ 12:58 pm |
| Headline: | Winter Weather Advisory issued April 3 at 11:58AM MDT until April 4 at 12:00AM MDT by NWS Billings MT |
| Description: |
* WHAT...Periods of snow expected. Total snow accumulations between 2 and 4 inches, greatest over the higher hills. Winds gusting as high as 30 mph. * WHERE...Custer. * WHEN...Until midnight MDT tonight. * IMPACTS...Travel will impacted by snow and poor visibility. This includes I-94 through Miles City and US-12 east of Miles City over Government Hill. Cool, wet and windy conditions will be hazardous for young livestock. * ADDITIONAL DETAILS...Conditions are expected to improve throughout the afternoon. |
| Alert: | Winter Storm Warning |
| Area(s): | Fallon; Powder River; Carter |
| Effective: | 2026-04-03 @ 12:58 pm -> 2026-04-04 @ 7:00 am |
| Onset: | 2026-04-03 @ 12:58 pm -> 2026-04-04 @ 7:00 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Billings MT on 2026-04-03 @ 12:58 pm |
| Headline: | Winter Storm Warning issued April 3 at 11:58AM MDT until April 4 at 6:00AM MDT by NWS Billings MT |
| Description: |
* WHAT...Heavy snow occurring. Additional snow accumulations between 3 and 6 inches. * WHERE...Carter, Fallon, and Powder River. * WHEN...Until 6 AM MDT Saturday. * IMPACTS...Travel will be difficult due to snow, areas of blowing snow and poor visibility, especially over the higher hills. This includes Highway 12 from Miles City to Baker, and US-212 from Broadus to Alzada. Cool, wet, and windy conditions will be hazardous for young livestock. * ADDITIONAL DETAILS...Snow is expected to diminish this evening. |
| Alert: | Winter Storm Warning |
| Area(s): | Southern Rosebud; Southern Big Horn; Bighorn Canyon; Sheridan Foothills |
| Effective: | 2026-04-03 @ 12:58 pm -> 2026-04-04 @ 1:00 am |
| Onset: | 2026-04-03 @ 12:58 pm -> 2026-04-04 @ 1:00 am |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Billings MT on 2026-04-03 @ 12:58 pm |
| Headline: | Winter Storm Warning issued April 3 at 11:58AM MDT until April 4 at 12:00AM MDT by NWS Billings MT |
| Description: |
* WHAT...Heavy snow and blowing snow occurring. Additional snow accumulations between 1 and 3 inches. Winds gusting as high as 45 mph. * WHERE...In Montana, Bighorn Canyon, Southern Big Horn, and Southern Rosebud. In Wyoming, Sheridan Foothills. * WHEN...Until midnight MDT tonight. * IMPACTS...Travel will be very difficult including I-90 and US-212 due to snow, blowing snow and poor visibility. Cool, wet and windy conditions will be hazardous for young livestock. * ADDITIONAL DETAILS...Localized blizzard conditions are being reported. The worst conditions are occurring west of Sheridan along the foothills. This includes the cities of Ranchester, Dayton, and Story. Conditions are expected to improve throughout the afternoon. |
| Alert: | Winter Storm Warning |
| Area(s): | Absaroka/Beartooth Mountains; Crazy Mountains |
| Effective: | 2026-04-03 @ 12:58 pm -> 2026-04-03 @ 7:00 pm |
| Onset: | 2026-04-03 @ 12:58 pm -> 2026-04-03 @ 7:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Billings MT on 2026-04-03 @ 12:58 pm |
| Headline: | Winter Storm Warning issued April 3 at 11:58AM MDT until April 3 at 6:00PM MDT by NWS Billings MT |
| Description: |
* WHAT...Heavy snow occurring. Additional snow accumulations up to 4 inches. Winds gusting as high as 45 mph. * WHERE...Absaroka/Beartooth Mountains and Crazy Mountains. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Recreation in the high country will become difficult and hazardous. Avalanche danger will increase. * ADDITIONAL DETAILS...Snow will decrease throughout the afternoon. |
| Alert: | Winter Storm Warning |
| Area(s): | Pryor/Northern Bighorn Mountains; Northeast Bighorn Mountains |
| Effective: | 2026-04-03 @ 12:58 pm -> 2026-04-03 @ 7:00 pm |
| Onset: | 2026-04-03 @ 12:58 pm -> 2026-04-03 @ 7:00 pm |
| Severity: | Severe |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Billings MT on 2026-04-03 @ 12:58 pm |
| Headline: | Winter Storm Warning issued April 3 at 11:58AM MDT until April 3 at 6:00PM MDT by NWS Billings MT |
| Description: |
* WHAT...Heavy snow and blowing snow occurring. Additional snow accumulations up to 3 inches. Winds gusting as high as 45 mph. * WHERE...In Montana, Pryor/Northern Bighorn Mountains. In Wyoming, Northeast Bighorn Mountains. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Travel on Highway 14 through Burgess Junction could become nearly impossible, due to snow, blowing and drifting snow, and poor visibility. Recreation in the high country will become very difficult and hazardous. Avalanche danger will increase. * ADDITIONAL DETAILS...Snow and blowing snow are leading to near blizzard conditions in open country. Conditions are expected to improve throughout the afternoon. |
| Alert: | Winter Weather Advisory |
| Area(s): | Treasure; Northern Rosebud; Northern Big Horn; Northeastern Yellowstone |
| Effective: | 2026-04-03 @ 12:58 pm -> 2026-04-03 @ 7:00 pm |
| Onset: | 2026-04-03 @ 12:58 pm -> 2026-04-03 @ 7:00 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Billings MT on 2026-04-03 @ 12:58 pm |
| Headline: | Winter Weather Advisory issued April 3 at 11:58AM MDT until April 3 at 6:00PM MDT by NWS Billings MT |
| Description: |
* WHAT...Snow occurring. Additional snow accumulations up to one inch. * WHERE...Northeastern Yellowstone, Northern Big Horn, Treasure, and Northern Rosebud. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Travel could be difficult due to snow, localized blowing snow and poor visibility. This includes I-90 east of Arrow Creek Hill to Hardin and I-94 to Hysham and Forsyth. Cool, wet, and breezy conditions will be hazardous for young livestock. * ADDITIONAL DETAILS...Conditions are expected to improve throughout the afternoon. |