High Wind — Little Belt and Highwood Mountains, Montana
2025-12-09 · Little Belt and Highwood Mountains, Montana
57 MG
Magnitude
Event narrative
MT DOT sensors at Monarch Canyon and Kings Hill Pass both measured gusts in excess of 58 mph, including a peak of 66 mph at Monarch Canyon.
Wider weather episode
Strong zonal flow coinciding with the passage of a shortwave trough was translated to the surface, primarily during the evening of the 8th and into the 9th over the plains and adjacent areas. The strongest winds were more isolated east of I-15 over the plains, but did occur.
Source: NOAA Storm Events Database, event_id 1299076. Narrative written by the NWS forecast office that issued the report.