Flood — Walla Walla, Washington

2011-01-17 · near College Place Arpt, Walla Walla, Washington

Event narrative

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

Wider weather episode

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.

View location on OpenStreetMap → (46.0705, -118.4134)

Source: NOAA Storm Events Database, event_id 273423. Narrative written by the NWS forecast office that issued the report.