State:  Washington
   County:  Snohomish
   Latitude:  47 54' 47" North
   Longitude:  122 6' 32" West
   Elevation:  35 ft

   Supporting NWS Forecast Office: WFO Seattle

Click for NWS Official River Forecasts for SNAW1

   Action Stage:  
20 ft
   Flood Stage:  
25 ft
   Moderate Flood Stage:  
27 ft
   Major Flood Stage:  
29 ft

Record Stage: 
33.5 ft
Date of Record: 
November 25, 1990

The 4-10 Day Trend Forecast is based on model guidance and uncertainty during this period is greater.

Hydrograph plot for SNAW1

For Data Used In Plot   "label