BIG LOST − AT HOWELL RANCH NEAR CHILLY (HWRI1)
   State:  Idaho
   County:  Custer
   Latitude:  43 59' 54" North
   Longitude:  114 1' 16" West
   Elevation:  6622 ft

   Supporting NWS Forecast Office: WFO Pocatello

   
Click for NWS Official River Forecasts for HWRI1

   Action Stage:  
3.51 ft
   Flood Stage:  
4 ft
Daily Historical Statistics for July 15, 2025
Mean Stage: 2.09 ft  Mean Flow: 551 cfs
Max Stage: 3.50 ft  Max Flow: 1650 cfs (1995)
Min Stage:  0.89 ft   Min Flow: 88 cfs (1934)

Statistics based on water years: 1904-2024
* statistics estimated based on current rating

Record Stage: 
6.02 ft

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

Hydrograph plot for HWRI1


For Data Used In Plot   "label