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Wiscasset, ME Marine Weather Forecast

Overnight - 18°F
Dec 15, 2025
15 mph NW
Mostly Clear
Mostly clear, with a low around 18. Northwest wind around 15 mph, with gusts as high as 30 mph.
Monday - 25°F
Dec 15, 2025
15 to 20 mph NW
Mostly Sunny
Mostly sunny, with a high near 25. Northwest wind 15 to 20 mph, with gusts as high as 35 mph.
Monday Night - 20°F
Dec 15, 2025
5 to 10 mph W
Mostly Cloudy
Mostly cloudy, with a low around 20. West wind 5 to 10 mph, with gusts as high as 25 mph.
Tuesday - 32°F
Dec 16, 2025
5 to 10 mph W
Mostly Sunny
Mostly sunny, with a high near 32. West wind 5 to 10 mph.
Tuesday Night - 29°F
Dec 16, 2025
10 to 20 mph SW
Mostly Cloudy
Mostly cloudy, with a low around 29. Southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Wednesday - 42°F
Dec 17, 2025
15 to 20 mph SW
Mostly Sunny
Mostly sunny, with a high near 42.
Wednesday Night - 30°F
Dec 17, 2025
5 to 15 mph W
Partly Cloudy
Partly cloudy, with a low around 30.
Thursday - 48°F
Dec 18, 2025
5 to 15 mph SW
Partly Sunny
Partly sunny, with a high near 48.
Thursday Night - 43°F
Dec 18, 2025
20 to 25 mph S
Scattered Rain Showers then Light Rain
Scattered rain showers between 8pm and 1am, then rain. Cloudy, with a low around 43. Chance of precipitation is 80%.
Friday - 49°F
Dec 19, 2025
20 mph SW
Light Rain Likely then Scattered Rain Showers
Rain likely before 10am, then scattered rain showers between 10am and 4pm. Mostly cloudy, with a high near 49. Chance of precipitation is 70%.
Friday Night - 19°F
Dec 19, 2025
10 to 20 mph NW
Partly Cloudy
Partly cloudy, with a low around 19.
Saturday - 37°F
Dec 20, 2025
10 to 15 mph W
Partly Sunny then Isolated Snow Showers
Isolated snow showers after 5pm. Partly sunny, with a high near 37.
Saturday Night - 30°F
Dec 20, 2025
15 mph SW
Scattered Snow Showers
Scattered snow showers before 10pm, then scattered rain and snow showers. Mostly cloudy, with a low around 30. Chance of precipitation is 40%.
Sunday - 41°F
Dec 21, 2025
15 mph W
Scattered Rain Showers
Scattered rain showers before 2pm. Partly sunny, with a high near 41.

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