State:  Idaho
   County:  Canyon
   Latitude:  43 52' 33" North
   Longitude:  116 58' 53" West
   Elevation:  5170 ft

   Supporting NWS Forecast Office: WFO Boise

Click for NWS Official River Forecasts for SNYI1
Daily Historical Statistics for October 01, 2023
Mean Stage: 6.31 ft  Mean Flow: 10400 cfs
Max Stage: 7.73 ft  Max Flow: 17700 cfs (1998)
Min Stage:  5.59 ft   Min Flow: 7100 cfs (1993)

Statistics based on water years: 1976-2023
* 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 SNYI1

For Data Used In Plot   "label