Flood — Cowlitz, Washington

2011-01-16 to 2011-01-17 · near Longview Jct, Cowlitz, Washington

Event narrative

Heavy rain combined with snowmelt runoff to produce flooding on the Cowlitz River. The Cowlitz River near Kelso crested at 21.5 feet on January 16th at 20:50 PST.

Wider weather episode

A series of weather disturbances over the weekend brought sub-tropical moisture to the Pacific Northwest producing heavy rainfall over the region. The heavy rainfall combined with snowmelt runoff led to flooding on several rivers and streams in Southwest Washington as well as landslides and debris flows.

View location on OpenStreetMap → (46.1261, -122.9096)

Source: NOAA Storm Events Database, event_id 278643. Narrative written by the NWS forecast office that issued the report.