286  
FGUS86 KPDT 220156  
RVSPDT  
ORC059-063-069-WAC003-071-077-230000-  
 
HYDROLOGIC STATEMENT  
NATIONAL WEATHER SERVICE PENDLETON OR  
656 PM PDT TUE APR 21 2026  
 
FLD OBSERVED FORECASTS (5 PM PDT)  
LOCATION STG STG DAY/TIME WED THU FRI  
 
UMATILLA RIVER  
GIBBON 7.0 3.9 TUE 6 PM PDT 8.1 6.2 5.5  
PENDLETON 12.3 6.0 TUE 6 PM PDT 9.2 10.9 8.4  
 
JOHN DAY RIVER  
SERVICE CREEK 11.5 5.1 TUE 6 PM PDT 7.0 10.6 9.4  
 
GRANDE RONDE RIVER  
TROY 10.0 6.7 TUE 6 PM PDT 8.0 8.5 7.7  
 
NACHES RIVER  
NACHES 17.8 15.7 TUE 5 PM PDT 16.5 16.5 16.0  
CLIFFDELL 31.0 28.4 TUE 6 PM PDT 29.0 28.9 28.7  
 
WALLA WALLA RIVER  
TOUCHET 13.0 5.8 TUE 6 PM PDT 7.3 12.4 10.6  
 
ADDITIONAL INFORMATION IS AVAILABLE AT WWW.WEATHER.GOV/PDT.  
 

 
 
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