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Southport, ME Marine Weather Forecast

Tonight - 12°F
Dec 27, 2025
5 to 10 mph NW
Mostly Clear
Mostly clear, with a low around 12. Northwest wind 5 to 10 mph.
Sunday - 35°F
Dec 28, 2025
5 to 10 mph NW
Sunny
Sunny, with a high near 35. Northwest wind 5 to 10 mph.
Sunday Night - 30°F
Dec 28, 2025
5 to 10 mph SW
Rain
Rain after 11pm. Mostly cloudy, with a low around 30. Southwest wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday - 44°F
Dec 29, 2025
10 to 15 mph S
Rain
Rain. Cloudy, with a high near 44. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.
Monday Night - 24°F
Dec 29, 2025
15 to 20 mph SW
Light Rain Likely
Rain likely before 1am. Mostly cloudy, with a low around 24. Southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%.
Tuesday - 29°F
Dec 30, 2025
20 mph W
Partly Sunny
Partly sunny, with a high near 29.
Tuesday Night - 17°F
Dec 30, 2025
15 to 20 mph W
Partly Cloudy
Partly cloudy, with a low around 17.
Wednesday - 30°F
Dec 31, 2025
15 mph W
Partly Sunny
Partly sunny, with a high near 30.
Wednesday Night - 21°F
Dec 31, 2025
15 mph SW
Chance Snow Showers
A chance of snow showers after 7pm. Mostly cloudy, with a low around 21. Chance of precipitation is 30%.
New Year's Day - 27°F
Jan 01, 2026
10 to 15 mph W
Chance Snow Showers
A chance of snow showers. Mostly cloudy, with a high near 27. Chance of precipitation is 30%.
Thursday Night - 14°F
Jan 01, 2026
10 mph NW
Chance Snow Showers
A chance of snow showers. Mostly cloudy, with a low around 14. Chance of precipitation is 30%.
Friday - 24°F
Jan 02, 2026
10 mph NW
Slight Chance Snow Showers then Mostly Sunny
A slight chance of snow showers before 7am. Mostly sunny, with a high near 24.
Friday Night - 14°F
Jan 02, 2026
10 mph W
Partly Cloudy
Partly cloudy, with a low around 14.
Saturday - 28°F
Jan 03, 2026
10 mph W
Mostly Sunny
Mostly sunny, with a high near 28.

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