520  
SXUS56 KEKA 041015  
OSOEKA  
 
AREA WATER TEMPERATURES FOR NORTHWEST CALIFORNIA  
NATIONAL WEATHER SERVICE EUREKA CA  
315 AM PDT MON MAY 4 2026  
 
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 52 -0.8  
CALPELLA 5E RUSSIAN RIVER E 60 -0.9  
DOUGLAS CITY 1SW TRINITY RIVER 51 +0.2  
HELENA 1SSE TRINITY RIVER 54 -0.9  
KLAMATH 3SE KLAMATH RIVER 60 0.0  
LEWISTON 1NE TRINITY RIVER 48 -0.1  
LEWISTON 6SE GRASS VLY CREEK 55 -1.2 *  
UKIAH 3NNE RUSSIAN RIVER E 54 -0.1  
UPPER LAKE 2SSE MIDDLE CREEK 57 -0.5  
TRINIDAD 53  
EUREKA 11NW PACIFIC OCEAN 53  
EUREKA 17WSW PACIFIC OCEAN 53  
CAPE MENDOCINO PACIFIC OCEAN 54  
PT ARENA 19N PACIFIC OCEAN 55  
 
* 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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