


Other Surface Observations
Issued by NWS Eureka, CA
Issued by NWS Eureka, CA
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407 SXUS56 KEKA 062215 OSOEKA Area Water Temperatures for Northwest California National Weather Service Eureka CA 315 PM PDT Mon Oct 6 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 54 -0.7 Calpella 5E Russian River E 62 -0.7 Douglas City 1SW Trinity River 51 -0.8 Helena 1SSE Trinity River 56 -1.3 Klamath 3SE Klamath River 63 -1.0 Lewiston 1NE Trinity River 48 -0.2 Orleans Klamath River 68 -2.6 * Ukiah 3NNE Russian River E 59 +0.1 Upper Lake 2SSE Middle Creek 57 0.0 Crescent City Crescent Harbor 56 Trinidad 56 Eureka 11NW Pacific Ocean 59 Eureka 17WSW Pacific Ocean 57 Cape Mendocino Pacific Ocean 55 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. $$