Thunderstorm Wind — Umatilla, Oregon

2022-08-10 · near Milton Freewater, Umatilla, Oregon

78 EG

Magnitude

Event narrative

A downburst occurred from a strong thunderstorm that affected several unoccupied, parked mobile homes. One of the mobile homes was lifted 30 feet into a neighboring mobile home, destroying the lifted mobile home. Other mobile homes suffered some roof and other structural damage, as evidenced from broken glass and insulation around the site.

Wider weather episode

A series of thunderstorms developed along the Northern Blue Mountain Foothills in Oregon in the late afternoon and evening on Aug. 10th. The storms strengthened as they approached the state border with Washington, resulting in a few of the storms producing damaging winds as they passed over Milton-Freewater, OR. The strongest winds were estimated at 90mph, while damage to several homes, trees, and crops were observed during a storm damage survey.

View location on OpenStreetMap → (45.9300, -118.3900)

Source: NOAA Storm Events Database, event_id 1053536. Narrative written by the NWS forecast office that issued the report.