UMATILLA − NEAR GIBBON (GIBO3)
   State:  Oregon
   County:  Umatilla
   Latitude:  45 43' 10" North
   Longitude:  118 19' 19" West
   Elevation:  1855 ft

   Supporting NWS Forecast Office: WFO Pendleton

   
Click for NWS Official River Forecasts for GIBO3

   Action Stage:  
6 ft
   Flood Stage:  
7 ft
   Moderate Flood Stage:  
9 ft
   Major Flood Stage:  
11.5 ft
Daily Historical Statistics for May 11, 2025
Mean Stage: 4.37 ft  Mean Flow: 500 cfs
Max Stage: 5.94 ft  Max Flow: 1430 cfs (1975)
Min Stage:  2.98 ft   Min Flow: 70 cfs (1934)

Statistics based on water years: 1934-2023
* statistics estimated based on current rating

Record Stage: 
9.5 ft
Record Flow: 
6220 cfs
Date of Record: 
November 28, 1995

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

Hydrograph plot for GIBO3


For Data Used In Plot   "label