S YAMHILL − NEAR WILLAMINA (WLAO3)
   State:  Oregon
   County:  Polk
   Latitude:  45 2' 49" North
   Longitude:  123 30' 10" West
   Elevation:  236 ft

   Supporting NWS Forecast Office: WFO Portland

   
Click for NWS Official River Forecasts for WLAO3
Daily Historical Statistics for February 16, 2025
Mean Stage: 5.05 ft  Mean Flow: 1490 cfs
Max Stage: 8.43 ft  Max Flow: 4720 cfs (1982)
Min Stage:  2.09 ft   Min Flow: 97 cfs (1977)

Statistics based on water years: 1935-1993
* statistics estimated based on current rating

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

Hydrograph plot for WLAO3


For Data Used In Plot   "label