Jan 7, 2009
Rainfall of 8-20 inches in the mountains and 1 to 9 inches in the lowlands occurred from Jan 6th through 8th. Flooding was widespread over much of Western Washington. Record flooding occurred on the Snoqualmie, Tolt, and North Fork Stillaguamish Rivers. Near record flooding occurred on the Snohomish, Newaukum, and Skookumchuck Rivers. Major flooding occurred on 18 rivers and 21 forecast points. Surveys found an estimated 497 residences that were destroyed or suffered major damage, and anot
Source: NOAA National Weather Service Storm Events Database (event 149539). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in King County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.