High Wind in Madison River Valley, Montana

High Wind December 18, 2025 – December 19, 2025 · Madison River Valley, Montana

58 mph

Measured gust (50 kt)

What the National Weather Service wrote

AWOS station KEKS Ennis Airport measured a 58 mph gust. Additionally, mesonet station MTNOR Norris Hill (MT DOT) measured sustained winds averaged over an hour, of 41 mph.

The wider storm

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 1306468. Narratives are written by the National Weather Service forecast office that issued the report.

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