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Eureka, CA Marine Weather Forecast

This Afternoon - 55°F
Dec 29, 2025
1 mph NNE
Mostly Sunny
Mostly sunny. High near 55, with temperatures falling to around 50 in the afternoon. North northeast wind around 1 mph.
Tonight - 36°F
Dec 29, 2025
2 mph ESE
Mostly Clear
Mostly clear, with a low around 36. East southeast wind around 2 mph.
Tuesday - 56°F
Dec 30, 2025
2 mph SW
Patchy Frost then Sunny
Patchy frost between 7am and 10am. Sunny. High near 56, with temperatures falling to around 51 in the afternoon. Southwest wind around 2 mph.
Tuesday Night - 39°F
Dec 30, 2025
2 mph E
Patchy Fog then Mostly Cloudy
Patchy fog between 7pm and 10pm. Mostly cloudy, with a low around 39. East wind around 2 mph.
Wednesday - 57°F
Dec 31, 2025
2 mph ESE
Light Rain Likely
Rain likely after 10am. Mostly cloudy, with a high near 57. East southeast wind around 2 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
Wednesday Night - 46°F
Dec 31, 2025
2 mph ESE
Light Rain
Rain. Cloudy, with a low around 46. East southeast wind around 2 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
New Year's Day - 56°F
Jan 01, 2026
2 to 6 mph SE
Rain
Rain. Cloudy, with a high near 56. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night - 49°F
Jan 01, 2026
7 mph SSE
Light Rain
Rain. Cloudy, with a low around 49.
Friday - 57°F
Jan 02, 2026
7 to 13 mph SE
Rain
Rain. Cloudy, with a high near 57.
Friday Night - 44°F
Jan 02, 2026
9 to 13 mph SSE
Rain
Rain. Cloudy, with a low around 44.
Saturday - 53°F
Jan 03, 2026
6 to 13 mph S
Light Rain
Rain. Cloudy, with a high near 53.
Saturday Night - 44°F
Jan 03, 2026
7 mph SSE
Rain
Rain. Mostly cloudy, with a low around 44.
Sunday - 54°F
Jan 04, 2026
9 mph SSE
Light Rain
Rain. Mostly cloudy, with a high near 54.
Sunday Night - 44°F
Jan 04, 2026
8 mph SSE
Light Rain
Rain. Cloudy, with a low around 44.

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