THOMPSON − NEAR THOMPSON FALLS (THRM8)
   State:  Montana
   County:  Sanders
   Latitude:  47 35' 30" North
   Longitude:  115 13' 42" West
   Elevation:  2429 ft

   Supporting NWS Forecast Office: WFO Missoula

   
Click for NWS Official River Forecasts for THRM8

   Action Stage:  
6.5 ft
   Flood Stage:  
7 ft
Daily Historical Statistics for January 10, 2026
Mean Stage: 2.88 ft  Mean Flow: 187 cfs
Max Stage: 4.28 ft  Max Flow: 1070 cfs (1990)
Min Stage:  2.55 ft   Min Flow: 91 cfs (2003)

Statistics based on water years: 1957-2025
* statistics estimated based on current rating

Record Stage: 
8.53 ft
Record Flow: 
6190 cfs
Date of Record: 
May 28, 1948

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

Hydrograph plot for THRM8


For Data Used In Plot   "label