GREYS − AB RES NR ALPINE (GREW4)
   State:  Wyoming
   County:  Lincoln
   Latitude:  43 8' 34" North
   Longitude:  110 58' 36" West
   Elevation:  5720 ft

   Supporting NWS Forecast Office: WFO Riverton

   
Click for NWS Official River Forecasts for GREW4
Daily Historical Statistics for October 23, 2025
Mean Stage: 1.48 ft  Mean Flow: 306 cfs
Max Stage: 1.75 ft  Max Flow: 447 cfs (2012)
Min Stage:  1.15 ft   Min Flow: 165 cfs (1993)

Statistics based on water years: 1938-2025
* 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 GREW4


For Data Used In Plot   "label