Yellowstone National Park, Wyoming

Regional Weather Alerts


     

Alert: Dense Fog Advisory
Area(s): Central and Southern Valley; Daniels; Sheridan; Western Roosevelt; Northern Valley; Eastern Roosevelt
Effective: 2026-02-02 @ 2:16 pm -> 2026-02-03 @ 11:00 am
Onset: 2026-02-02 @ 9:00 pm -> 2026-02-03 @ 6:00 am
Severity: Moderate
Certainty: Likely
Urgency: Expected
Issued By: NWS Glasgow MT on 2026-02-02 @ 2:16 pm
Headline: Dense Fog Advisory issued February 2 at 1:16PM MST until February 3 at 10:00AM MST by NWS Glasgow MT
Description: * WHAT...Visibility as low as one quarter of a mile in dense fog.

* WHERE...Valley, Daniels, Sheridan, and Roosevelt Counties.

* WHEN...From 8 PM this evening to 10 AM MST Tuesday.

* IMPACTS...Low visibility could make driving conditions hazardous.

Alert: Winter Weather Advisory
Area(s): Central and Southern Valley; Daniels; Sheridan; Western Roosevelt; McCone; Richland; Dawson; Wibaux; Northern Valley; Eastern Roosevelt
Effective: 2026-02-02 @ 3:55 am -> 2026-02-02 @ 6:00 pm
Onset: 2026-02-02 @ 3:55 am -> 2026-02-02 @ 6:00 pm
Severity: Moderate
Certainty: Likely
Urgency: Expected
Issued By: NWS Glasgow MT on 2026-02-02 @ 3:55 am
Headline: Winter Weather Advisory issued February 2 at 2:55AM MST until February 2 at 5:00PM MST by NWS Glasgow MT
Description: * WHAT...Mixed precipitation. Ice accumulations around a light
glaze and additional snow accumulation of up to one inch. Winds
gusting as high as 35 mph.

* WHERE...A portion of northeast Montana.

* WHEN...Until 5 PM MST this afternoon.

* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Monday morning and evening commutes.