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Newark Slough, CA Marine Weather Forecast

Tonight - 42°F
Dec 28, 2025
5 mph ENE
Partly Cloudy
Partly cloudy. Low around 42, with temperatures rising to around 44 overnight. East northeast wind around 5 mph.
Sunday - 52°F
Dec 28, 2025
2 to 9 mph NE
Sunny
Sunny, with a high near 52. Northeast wind 2 to 9 mph.
Sunday Night - 41°F
Dec 28, 2025
6 to 9 mph NNE
Mostly Clear
Mostly clear, with a low around 41. North northeast wind 6 to 9 mph.
Monday - 53°F
Dec 29, 2025
7 mph NE
Sunny
Sunny, with a high near 53. Northeast wind around 7 mph.
Monday Night - 41°F
Dec 29, 2025
7 mph NE
Clear
Clear, with a low around 41. Northeast wind around 7 mph.
Tuesday - 54°F
Dec 30, 2025
7 mph NE
Sunny
Sunny, with a high near 54.
Tuesday Night - 44°F
Dec 30, 2025
5 to 8 mph NE
Partly Cloudy
Partly cloudy, with a low around 44.
Wednesday - 54°F
Dec 31, 2025
5 mph NE
Chance Light Rain
A chance of rain after 10am. Partly sunny, with a high near 54.
Wednesday Night - 48°F
Dec 31, 2025
6 mph E
Light Rain Likely
Rain likely. Mostly cloudy, with a low around 48.
New Year's Day - 54°F
Jan 01, 2026
3 to 9 mph E
Light Rain Likely
Rain likely. Mostly cloudy, with a high near 54.
Thursday Night - 50°F
Jan 01, 2026
9 to 16 mph SSE
Light Rain Likely
Rain likely. Mostly cloudy, with a low around 50.
Friday - 53°F
Jan 02, 2026
9 to 15 mph SW
Chance Light Rain
A chance of rain. Mostly cloudy, with a high near 53.
Friday Night - 48°F
Jan 02, 2026
5 to 14 mph SSW
Chance Light Rain
A chance of rain. Mostly cloudy, with a low around 48.
Saturday - 53°F
Jan 03, 2026
5 to 9 mph ENE
Chance Light Rain
A chance of rain before 5pm. Mostly cloudy, with a high near 53.

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