Dec 4, 2023
A strong atmospheric river brought heavy rains on December 5th which led to minor river and urban flooding across portions of southwest Washington. Clark County and Cowlitz County saw landslides, along with minor river flooding, including the Cowlitz River at Kelso and the Grays River near Rosburg. Portions of the Willapa Hills and south Washington Cascades received 12 to 16 inches of rain over a 5 day period beginning December 1st.
Source: NOAA National Weather Service Storm Events Database (event 1160580). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Wahkiakum County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.