Flood in Umatilla County, Oregon

Flood May 20, 2020 – May 21, 2020 · Umatilla County, Oregon

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

What the National Weather Service wrote

The most significant flooding was reported in Pilot Rock along Birch Creek where some homes were flooded. Minor flood was reported along McKay Creek in Pendleton due to outflow from the Dam. Flooding was also reported in and around Ukiah. The Umatilla at Gibbon and Pendleton both reached flood stage cresting at 8.3 and 12.4 feet respectively.

The wider storm

Heavy rain with QPF amounts of 2-4 inches across the Blue Mountains, Blue Mountain Foothills, and John Day Highlands produced areal and river flooding on May 20th and ending on May 21st. Most of the flooding was minor.

Began near Ukiah (45.0788, -119.0025).

Source: NOAA Storm Events Database, event 882847. Narratives are written by the National Weather Service forecast office that issued the report.

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