GRANDE RONDE − TROY (TRYO3)
   State:  Oregon
   County:  Wallowa
   Latitude:  45 56' 45" North
   Longitude:  117 27' 0" West
   Elevation:  1586 ft

   Supporting NWS Forecast Office: WFO Pendleton

   
Click for NWS Official River Forecasts for TRYO3

   Action Stage:  
8 ft
   Flood Stage:  
10 ft
   Moderate Flood Stage:  
11 ft
   Major Flood Stage:  
12 ft
Daily Historical Statistics for July 19, 2024
Mean Stage: 4.16 ft  Mean Flow: 1580 cfs
Max Stage: 5.49 ft  Max Flow: 3860 cfs (1974)
Min Stage:  3.01 ft   Min Flow: 469 cfs (1977)

Statistics based on water years: 1945-2023
* statistics estimated based on current rating

Record Stage: 
13.76 ft
Date of Record: 
February 9, 1996

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

Hydrograph plot for TRYO3


For Data Used In Plot   "label