HENRYS FORK − NEAR ISLAND PARK DAM (ISLI1)
   State:  Idaho
   County:  Fremont
   Latitude:  44 24' 0" North
   Longitude:  111 22' 59" West
   Elevation:  6225 ft

   Supporting NWS Forecast Office: WFO Pocatello

   
Click for NWS Official River Forecasts for ISLI1
Daily Historical Statistics for March 28, 2024
Mean Stage: 2.74 ft  Mean Flow: 345 cfs
Max Stage: 3.51 ft  Max Flow: 778 cfs (1997)
Min Stage:  1.15 ft   Min Flow: 4 cfs (1980)

Statistics based on water years: 1933-2023
* 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 ISLI1


For Data Used In Plot   "label