S YAMHILL − AT MCMINNVILLE (MCMO3)
   State:  Oregon
   County:  Yamhill
   Latitude:  45 12' 20" North
   Longitude:  123 10' 53" West
   Elevation:  62 ft

   Supporting NWS Forecast Office: WFO Portland

   
Click for NWS Official River Forecasts for MCMO3
   


   Action Stage:  
45 ft
   Flood Stage:  
50 ft
   Moderate Flood Stage:  
56 ft
   Major Flood Stage:  
59 ft
Daily Historical Statistics for May 15, 2026
Mean Stage: 13.78 ft  Mean Flow: 708 cfs
Max Stage: 19.55 ft  Max Flow: 2170 cfs (2009)
Min Stage:  10.43 ft   Min Flow: 173 cfs (2021)

Statistics based on water years: 1995-2021
* statistics estimated based on current rating

Record Stage: 
59.33 ft
Record Flow: 
47100 cfs
Date of Record: 
February 9, 1996

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

Hydrograph plot for MCMO3

Data Used In Plot   "label   USACE Observations   USACE Map