LITTLE SALMON − AT RIGGINS (RIGI1)
   State:  Idaho
   County:  Idaho
   Latitude:  45 24' 47" North
   Longitude:  116 19' 28" West
   Elevation:  1760 ft

   Supporting NWS Forecast Office: WFO Missoula

   
Click for NWS Official River Forecasts for RIGI1
   


   Action Stage:  
9 ft
   Flood Stage:  
10 ft
Daily Historical Statistics for February 23, 2026
Mean Stage: 3.17 ft  Mean Flow: 413 cfs
Max Stage: 6.45 ft  Max Flow: 2630 cfs (1982)
Min Stage:  2.31 ft   Min Flow: 141 cfs (1988)

Statistics based on water years: 1951-2025
* statistics estimated based on current rating

Record Stage: 
12.18 ft
Record Flow: 
12600 cfs
Date of Record: 
June 17, 1974

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

Hydrograph plot for RIGI1

Data Used In Plot   "label   USGS Observations