FPUS76 KEKA 110143 NOWEKA Short Term Forecast National Weather Service Eureka CA 543 PM PST Wed Dec 10 2025 CAZ103-110345- Northern Humboldt Coast- 543 PM PST Wed Dec 10 2025 .NOW... Patchy dense fog has developed around Humboldt Bay and along portions of Highway 101 this evening reducing visibility to 100 to 200 yards. Use low beams and allow extra time to reach your destination. $$