153  
SXUS56 KEKA 170415  
OSOEKA  
 
AREA WATER TEMPERATURES FOR NORTHWEST CALIFORNIA  
NATIONAL WEATHER SERVICE EUREKA CA  
915 PM PDT TUE SEP 16 2025  
 
THIS PRODUCT CONTAINS PROVISIONAL DATA FROM AUTOMATED GAUGES.  
THESE DATA HAVE NOT BEEN REVIEWED OR VERIFIED FOR ACCURACY.  
 
WATER TEMP F QC  
LOCATION BASIN OBS 24HR CHANGE FLAG  
----------------- --------------- --- ----------- ----  
BRANSCOMB 5N ELDER CREEK 60 +0.6  
CALPELLA 5E RUSSIAN RIVER E 69 +0.4  
DOUGLAS CITY 1SW TRINITY RIVER 55 -0.2  
HELENA 1SSE TRINITY RIVER 62 -0.3  
KLAMATH 3SE KLAMATH RIVER 71 0.0  
LEWISTON 1NE TRINITY RIVER 48 +0.1  
LEWISTON 6SE GRASS VLY CREEK 66 -0.3 *  
ORLEANS KLAMATH RIVER 67 +1.3 *  
UKIAH 3NNE RUSSIAN RIVER E 57 0.0  
UPPER LAKE 2SSE MIDDLE CREEK 58 0.0  
CRESCENT CITY CRESCENT HARBOR 61  
TRINIDAD 57  
EUREKA 11NW PACIFIC OCEAN 61  
EUREKA 17WSW PACIFIC OCEAN 61  
CAPE MENDOCINO PACIFIC OCEAN 60  
PT ARENA 19N PACIFIC OCEAN 58  
 
* QC FLAG INDICATES THE RIVER TEMPERATURE HAS CHANGED 5F  
OR MORE IN 6 HOURS OR 10F OR MORE IN 24 HOURS.  
 

 
 
DON'T LET RIVERS FOOL YOU!  
- WATER FLOWS MUCH FASTER AND DEEPER A SHORT DISTANCE FROM SHORE.  
- COLD WATER AND SWIFT CURRENT CAN OVERPOWER ANY SWIMMER.  
- HAZARDS LIKE SUBMERGED TREES CAN TRAP YOU UNDER THE SURFACE.  
 
MAKE RIVER VISITS SAFER BY FOLLOWING THESE GUIDELINES:  
- WEAR A LIFE JACKET FOR ALL RIVER ACTIVITIES.  
- FIND AREAS WITH VERY SLOW MOVING WATER.  
- AVOID ENTERING FAST MOVING WATER, EVEN IF IT SEEMS SHALLOW.  
 

 
 
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