Thunderstorm Wind in Lake County, Oregon

Thunderstorm Wind August 2, 2009 · Lake County, Oregon

58 mph

Estimated gust (50 kt)

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

What the National Weather Service wrote

A spotter 5E Fort Rock reported a 100x50 foot barn blown down, bending trees and street signs. They also got about 2 inches of rain in one hour. A member of the public 10N Fort Rock reported a 180x60 foot hay barn 20 foot tall at the eaves blown down. Hay in the fields was flattened by heavy rain and wind.

The wider storm

Southerly winds aloft ahead of an offshore cutoff low advected monsoonal moisture over the area. Short waves spinning around the low and a deformation zone aloft contributed to the development of numerous afternoon and evening thunderstorms, a number of which contained large hail and strong winds.

Began near Ft Rock (43.5147, -121.0500).

Source: NOAA Storm Events Database, event 177379. Narratives are written by the National Weather Service forecast office that issued the report.

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