Weather WorldBig Lagoon, CA 7-Day Night Weather Forecast
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Big Lagoon, CA Weather Forecast
Big Lagoon, CA Weather Forecast Date: 137 PM PDT Fri Sep 25 2026
The area/counties/county of: Northern Coastal Humboldt, including the cities of: Eureka, Samoa, Arcata, Arcata Arpt, Fieldbrook, Fernbridge, and Fortuna.or toggle through each period.
Tonight... Partly cloudy early in the evening then becoming mostly cloudy. Lows 44 to 54. Northwest wind 5 to 15 mph.
Saturday... Mostly cloudy in the morning then becoming partly cloudy. Highs 59 to 69. Northwest wind around 10 mph.
Saturday Night... Mostly cloudy. Patchy fog overnight. Lows 44 to 54. West wind around 10 mph shifting to the south overnight.
Sunday... Mostly cloudy. Patchy fog. Highs 56 to 66. Northwest wind around 10 mph.
Sunday Night... Partly cloudy. Lows 43 to 53. Highs 56 to 69. North wind up to 10 mph.
Monday... Partly cloudy. Lows 43 to 53. Highs 56 to 69. North wind up to 10 mph.
Monday Night... Partly cloudy. Lows 44 to 54. Highs 59 to 70.
Tuesday... Partly cloudy. Lows 44 to 54. Highs 59 to 70.
Tuesday Night... Partly cloudy in the evening then becoming mostly cloudy. Patchy fog. Lows 46 to 56.
Wednesday... Mostly cloudy. Patchy fog. Highs 58 to 71. Lows 46 to 56.
Thursday... Mostly cloudy. Patchy fog. Highs 58 to 71. Lows 46 to 56.
Thursday Night... Partly cloudy. Lows 45 to 55. Highs 58 to 69.
POP = Probability of Precipitation
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