Surface Water Management Division
River Flooding & Erosion Management
Real-Time Data Sites
Snohomish County Flood Warning Information
NWS - Northwest River Forecast Center
NWS - Advanced Hydrologic Prediction Service
US Army Corps of Engineers - Snohomish River
US Army Corps of Engineers - Stillaguamish River
USGS - Real-Time Streamflow Data for Washington
USGS - WaterWatch - Current Water Resources Conditions
National Weather Service Flood Watches, Warnings and Forecasts
Seattle Forecast Office
Northwest River Forecast Center