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Rock Islands Marine Weather Forecast

Overnight - 55°F
Dec 05, 2025
15 mph SE
Mostly Cloudy
Mostly cloudy. Low around 55, with temperatures rising to around 63 overnight. Southeast wind around 15 mph.
Friday - 70°F
Dec 05, 2025
10 to 15 mph SSW
Showers And Thunderstorms Likely
A chance of rain showers between 7am and 1pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 70. South southwest wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
Friday Night - 58°F
Dec 05, 2025
5 to 10 mph N
Showers And Thunderstorms Likely then Mostly Cloudy
Showers and thunderstorms likely before 10pm. Mostly cloudy, with a low around 58. North wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
Saturday - 65°F
Dec 06, 2025
5 to 10 mph NNE
Rain Showers Likely
Rain showers likely after 9am. Mostly cloudy, with a high near 65. North northeast wind 5 to 10 mph. Chance of precipitation is 60%.
Saturday Night - 56°F
Dec 06, 2025
5 to 10 mph NE
Rain Showers
Rain showers. Cloudy, with a low around 56. Northeast wind 5 to 10 mph. Chance of precipitation is 80%.
Sunday - 64°F
Dec 07, 2025
5 mph ENE
Rain Showers Likely
Rain showers likely. Mostly cloudy, with a high near 64. Chance of precipitation is 70%.
Sunday Night - 56°F
Dec 07, 2025
5 to 10 mph NNE
Rain Showers Likely
Rain showers likely. Cloudy, with a low around 56. Chance of precipitation is 60%.
Monday - 64°F
Dec 08, 2025
10 to 15 mph N
Chance Rain Showers then Partly Sunny
A chance of rain showers before 7am. Partly sunny, with a high near 64. Chance of precipitation is 30%.
Monday Night - 46°F
Dec 08, 2025
10 mph NNE
Partly Cloudy
Partly cloudy, with a low around 46.
Tuesday - 59°F
Dec 09, 2025
5 to 10 mph NNE
Mostly Sunny
Mostly sunny, with a high near 59.
Tuesday Night - 46°F
Dec 09, 2025
5 mph NE
Mostly Clear
Mostly clear, with a low around 46.
Wednesday - 62°F
Dec 10, 2025
5 mph SE
Sunny
Sunny, with a high near 62.
Wednesday Night - 54°F
Dec 10, 2025
5 mph WSW
Partly Cloudy
Partly cloudy, with a low around 54.
Thursday - 65°F
Dec 11, 2025
10 to 15 mph W
Mostly Sunny
Mostly sunny, with a high near 65.

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