High Wind — Upper Blackfoot and Macdonald Pass, Montana
2025-12-19 · Upper Blackfoot and Macdonald Pass, Montana
52 MG
Magnitude
Event narrative
Mesonet station MTMDP MacDonald Pass (MT DOT) measured a 59 and 60 mph gust.
Wider weather episode
Surface low pressure gradually deepened in lee of terrain across Northern MT and Southern AB ahead of a shortwave approaching the region during the 18th. As mid level flow increased, strong winds developed, eventually spreading across most of the region heading into the 19th behind a cold front.
Source: NOAA Storm Events Database, event_id 1306464. Narrative written by the NWS forecast office that issued the report.