Flood in Walla Walla County, Washington

Flood January 17, 2011 · Walla Walla County, Washington

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

What the National Weather Service wrote

Only minor flooding observed. The gauge at Touchet crested at 13.45 feet which was .45 feet above flood stage.

The wider storm

A large Pacific weather system became established in mid January that produced copious amounts of rainfall with unseasonably warm conditions in parts of Washington. The heavy rainfall combined with snowmelt caused rapid runoff with 4 rivers and 7 different warning points reaching flood stage. Flood warnings were first issued on the morning of January 15 and the last flood warning ended on January 21st.

Began near College Place Arpt (46.0705, -118.4134).

Source: NOAA Storm Events Database, event 273423. Narratives are written by the National Weather Service forecast office that issued the report.

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