Thunderstorm Wind in Flathead County, Montana

Thunderstorm Wind August 25, 2013 · Flathead County, Montana

46 mph

Measured gust (40 kt)

$3K

Damage as recorded

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

What the National Weather Service wrote

A member of the public measured strong gusty winds that pushed over three large Ponderosa Pine trees and power outages. A tree fell onto a transmission line that impacted two power substations causing power outages for the Many Lakes and Echo Lake area.

The wider storm

An upper level trough moved from southwest Oregon on the morning of August 25th to southern British Columbia by the morning of the 26th. This system initiated strong thunderstorms on the evening of the 25th and also during the early morning hours on the 26th. These storms produced gusty winds that caused trees to topple over causing power outages and vehicle damage across portions of northwest Montana.

Began near Creston (48.1800, -114.1300).

Source: NOAA Storm Events Database, event 473368. Narratives are written by the National Weather Service forecast office that issued the report.

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