Yellowstone National Park, Wyoming

Regional Weather Alerts


     

Alert: Winter Weather Advisory
Area(s): Treasure; Northern Rosebud
Effective: 2026-04-26 @ 9:51 pm -> 2026-04-27 @ 10:00 am
Onset: 2026-04-26 @ 9:51 pm -> 2026-04-27 @ 10:00 am
Severity: Moderate
Certainty: Likely
Urgency: Expected
Issued By: NWS Billings MT on 2026-04-26 @ 9:51 pm
Headline: Winter Weather Advisory issued April 26 at 8:51PM MDT until April 27 at 9:00AM MDT by NWS Billings MT
Description: * WHAT...Snow occurring. Snow accumulations 1 to 3 inches, greatest
over higher hills. Winds gusting as high as 30 mph.

* WHERE...Treasure and Northern Rosebud.

* WHEN...Until 9 AM MDT Monday.

* IMPACTS...Plan on slick or slushy road conditions and reduced
visibility. Wintry conditions may affect the Monday morning
commute.

Alert: Winter Weather Advisory
Area(s): Powder River
Effective: 2026-04-26 @ 9:51 pm -> 2026-04-27 @ 1:00 pm
Onset: 2026-04-26 @ 9:51 pm -> 2026-04-27 @ 1:00 pm
Severity: Moderate
Certainty: Likely
Urgency: Expected
Issued By: NWS Billings MT on 2026-04-26 @ 9:51 pm
Headline: Winter Weather Advisory issued April 26 at 8:51PM MDT until April 27 at 12:00PM MDT by NWS Billings MT
Description: * WHAT...Snow expected. Snow accumulations 1-3 inches, greatest over
higher hills including the Home Creek Divide.

* WHERE...Powder River.

* WHEN...Until noon MDT Monday.

* IMPACTS...Plan on slushy and slick roads with reduced visibility.
This includes US-212, especially over the Home Creek Divide area.

* ADDITIONAL DETAILS...Wintry conditions may affect the Monday
morning commute.

Alert: Winter Weather Advisory
Area(s): Pryor/Northern Bighorn Mountains; Northeast Bighorn Mountains
Effective: 2026-04-26 @ 9:51 pm -> 2026-04-27 @ 1:00 pm
Onset: 2026-04-26 @ 9:51 pm -> 2026-04-27 @ 1:00 pm
Severity: Moderate
Certainty: Likely
Urgency: Expected
Issued By: NWS Billings MT on 2026-04-26 @ 9:51 pm
Headline: Winter Weather Advisory issued April 26 at 8:51PM MDT until April 27 at 12:00PM MDT by NWS Billings MT
Description: * WHAT...Snow expected. Total snow accumulations between 5 and 10
inches. Winds gusting as high as 35 mph.

* WHERE...In Montana, Pryor/Northern Bighorn Mountains. In Wyoming,
Northeast Bighorn Mountains.

* WHEN...Until noon MDT Monday.

* IMPACTS...Travel on Highway 14 through the Bighorns could be very
difficult. Outdoor recreation will be impacted by wintry
conditions.

Alert: Winter Weather Advisory
Area(s): Northern Big Horn; Southern Rosebud; Southern Big Horn; Bighorn Canyon; Sheridan Foothills
Effective: 2026-04-26 @ 9:51 pm -> 2026-04-27 @ 1:00 pm
Onset: 2026-04-26 @ 9:51 pm -> 2026-04-27 @ 1:00 pm
Severity: Moderate
Certainty: Likely
Urgency: Expected
Issued By: NWS Billings MT on 2026-04-26 @ 9:51 pm
Headline: Winter Weather Advisory issued April 26 at 8:51PM MDT until April 27 at 12:00PM MDT by NWS Billings MT
Description: * WHAT...Snow expected. Total snow accumulations between 1 and 4
inches, greatest over the higher elevations. Winds gusting as high
as 30 mph.

* WHERE...In Montana, Bighorn Canyon, Northern Big Horn, Southern Big
Horn, and Southern Rosebud. In Wyoming, Sheridan Foothills.

* WHEN...Until noon MDT Monday.

* IMPACTS...Plan on slushy road conditions and reduced visibility.
This includes I-90 from Lodge Grass to Sheridan, and US-212 over
Lame Deer Divide. The hazardous conditions will impact the Monday
morning commute.