Eureka, California – Morning fog is once again settling across the Northern California coast, with reduced visibility and cooler-than-average temperatures expected through early Wednesday. Coastal drivers from Eureka to Arcata should be alert for dense fog patches before 8 a.m., especially on Highway 101 and near low-lying inland valleys.
According to the National Weather Service in Eureka, conditions will remain mostly cloudy overnight with fog forming after 5 a.m. Tuesday and again late Tuesday night. Highs will hover in the mid-60s near the coast, while overnight lows will dip into the low 50s. Winds stay calm through Tuesday, then shift lightly northwest midweek.
Tuesday: Patchy fog early, then clearing skies by afternoon. High near 64°F. Winds light north-northwest.
Tuesday Night: Fog returns after midnight. Lows around 54°F with slight northwest breeze.
Wednesday: Fog in the morning, partly sunny by afternoon. Highs climbing to near 67°F.
Wednesday Night – Friday: Mostly cloudy skies remain in place with continued cool lows in the upper 50s. Thursday and Friday highs hover in the mid to upper 60s.
Weekend Outlook: Dry and partly sunny conditions expected Saturday through Monday, with daytime highs near 69°F and overnight lows around 57°F. Morning fog could still linger early each day before gradual clearing.
Visibility issues may continue through early morning hours until fog lifts, so residents should plan extra time for commutes and avoid high-speed travel near the coast. No major alerts are in effect, but fog advisories may be issued again if visibility drops below a quarter mile.
Five Day Forecast for Eureka, CA:
- Tuesday: Patchy fog early, mostly sunny afternoon. High 64°F / Low 54°F
- Wednesday: Fog then partly sunny. High 67°F / Low 58°F
- Thursday: Mostly cloudy. High 65°F / Low 55°F
- Friday: Mostly sunny. High 67°F / Low 56°F
- Saturday: Partly cloudy. High 69°F / Low 57°F
