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Bastian Island Marine Weather Forecast

This Afternoon - 69°F
Dec 18, 2025
10 mph SW
Mostly Sunny
Mostly sunny. High near 69, with temperatures falling to around 67 in the afternoon. Southwest wind around 10 mph.
Tonight - 53°F
Dec 18, 2025
10 to 20 mph NW
Chance Showers And Thunderstorms then Partly Cloudy
A chance of showers and thunderstorms between 8pm and 11pm. Partly cloudy. Low around 53, with temperatures rising to around 57 overnight. Northwest wind 10 to 20 mph. Chance of precipitation is 30%.
Friday - 60°F
Dec 19, 2025
5 to 20 mph NE
Sunny
Sunny. High near 60, with temperatures falling to around 58 in the afternoon. Northeast wind 5 to 20 mph.
Friday Night - 55°F
Dec 19, 2025
5 mph E
Mostly Clear
Mostly clear, with a low around 55. East wind around 5 mph.
Saturday - 67°F
Dec 20, 2025
5 to 10 mph S
Sunny
Sunny, with a high near 67. South wind 5 to 10 mph.
Saturday Night - 61°F
Dec 20, 2025
5 mph S
Partly Cloudy
Partly cloudy, with a low around 61. South wind around 5 mph.
Sunday - 67°F
Dec 21, 2025
5 mph SE
Mostly Sunny then Slight Chance Rain Showers
A slight chance of rain showers after noon. Mostly sunny, with a high near 67. Southeast wind around 5 mph. Chance of precipitation is 20%.
Sunday Night - 60°F
Dec 21, 2025
5 to 10 mph E
Slight Chance Rain Showers then Partly Cloudy
A slight chance of rain showers before midnight. Partly cloudy, with a low around 60. East wind 5 to 10 mph.
Monday - 66°F
Dec 22, 2025
10 mph E
Sunny
Sunny, with a high near 66. East wind around 10 mph.
Monday Night - 62°F
Dec 22, 2025
5 to 10 mph E
Mostly Clear
Mostly clear, with a low around 62. East wind 5 to 10 mph.
Tuesday - 68°F
Dec 23, 2025
5 mph E
Sunny
Sunny, with a high near 68. East wind around 5 mph.
Tuesday Night - 61°F
Dec 23, 2025
5 mph E
Mostly Clear
Mostly clear, with a low around 61. East wind around 5 mph.
Wednesday - 67°F
Dec 24, 2025
5 mph E
Sunny
Sunny, with a high near 67. East wind around 5 mph.
Wednesday Night - 61°F
Dec 24, 2025
5 mph E
Mostly Clear
Mostly clear, with a low around 61. East wind around 5 mph.

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