Thunderstorm Wind in Sanders County, Montana

Thunderstorm Wind July 23, 2014 · Sanders County, Montana

60 mph

Estimated gust (52 kt)

Where the report was made, with tornadoes recorded within 15 miles over the years.

What the National Weather Service wrote

Law enforcement reported trees down near Marten Creek Bay area.

The wider storm

An unusually strong upper level low that originated from the Gulf of Alaska, moved across northwest Washington on the evening of July 23 into south-central Alberta Canada by the evening of July 24. A mid-level wave tracked north-northeast across eastern Washington State on the afternoon of July 23 helping to initiate several severe thunderstorms. These storms brought wind damage that extended into northwest Montana. A few discrete strong thunderstorms developing over southwest Montana producing large hail near Butte.

Began near Tuscor (47.9034, -115.7399).

Source: NOAA Storm Events Database, event 530680. Narratives are written by the National Weather Service forecast office that issued the report.

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