FPUS76 KEKA 061256 NOWEKA Short Term Forecast National Weather Service Eureka CA 556 AM PDT Mon Apr 6 2026 CAZ103-061500- Northern Humboldt Coast- 556 AM PDT Mon Apr 6 2026 .NOW...Patchy, dense fog has developed along the Humboldt coast and around Humboldt Bay overnight, impacting portions of Hwy 101. Expect rapid changes in visibility in the patchy fog. Use low beams and allow extra time to reach your destination. $$ CAZ109-061500- Mendocino Coast- 556 AM PDT Mon Apr 6 2026 .NOW...Patchy, dense fog has developed along the Mendocino coast, impacting portions of Hwy 1. Expect rapid changes in visibility in the patchy fog. Use low beams and allow extra time to reach your destination. $$