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Prisoners Harbor, Santa Cruz Island Marine Weather Forecast

Today - 62°F
Jul 03, 2026
5 to 10 mph WNW
Mostly Sunny
Mostly sunny, with a high near 62. West northwest wind 5 to 10 mph.
Tonight - 55°F
Jul 03, 2026
5 to 15 mph W
Mostly Cloudy
Mostly cloudy, with a low around 55. West wind 5 to 15 mph.
Independence Day - 64°F
Jul 04, 2026
5 to 10 mph W
Partly Sunny
Partly sunny, with a high near 64. West wind 5 to 10 mph.
Saturday Night - 56°F
Jul 04, 2026
10 mph WNW
Partly Cloudy
Partly cloudy, with a low around 56. West northwest wind around 10 mph.
Sunday - 63°F
Jul 05, 2026
10 to 15 mph WNW
Mostly Sunny
Mostly sunny, with a high near 63. West northwest wind 10 to 15 mph.
Sunday Night - 56°F
Jul 05, 2026
10 to 15 mph WNW
Partly Cloudy
Partly cloudy, with a low around 56.
Monday - 63°F
Jul 06, 2026
15 mph WNW
Sunny
Sunny, with a high near 63.
Monday Night - 56°F
Jul 06, 2026
15 mph WNW
Mostly Clear
Mostly clear, with a low around 56.
Tuesday - 65°F
Jul 07, 2026
10 to 15 mph WNW
Sunny
Sunny, with a high near 65.
Tuesday Night - 57°F
Jul 07, 2026
5 to 15 mph WNW
Mostly Clear
Mostly clear, with a low around 57.
Wednesday - 68°F
Jul 08, 2026
5 to 15 mph WNW
Sunny
Sunny, with a high near 68.
Wednesday Night - 58°F
Jul 08, 2026
5 to 15 mph NW
Mostly Clear
Mostly clear, with a low around 58.
Thursday - 68°F
Jul 09, 2026
0 to 10 mph WNW
Mostly Sunny
Mostly sunny, with a high near 68.
Thursday Night - 57°F
Jul 09, 2026
5 to 10 mph NW
Mostly Clear
Mostly clear, with a low around 57.

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