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Atlantic Heights, NH Marine Weather Forecast

Station SEIM1 - 8419870 - Seavey Island, ME

December 25, 2025 7:18 pm EST
Location: 43.08N 70.742W
Atmospheric Pressure: 29.98 in (1015.3 mb)
Air Temperature: 24.1°F (-4.4°C)
Dew Point: 8.2°F (-13.2°C)


Tonight - 12°F
Dec 25, 2025
10 to 15 mph NW
Mostly Clear
Mostly clear, with a low around 12. Wind chill values as low as 0. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Friday - 24°F
Dec 26, 2025
5 to 10 mph N
Mostly Sunny
Mostly sunny, with a high near 24. Wind chill values as low as -1. North wind 5 to 10 mph, with gusts as high as 25 mph.
Friday Night - 18°F
Dec 26, 2025
5 to 10 mph N
Chance Light Snow
A chance of snow after 11pm. Mostly cloudy, with a low around 18. North wind 5 to 10 mph. Chance of precipitation is 40%. New snow accumulation of less than one inch possible.
Saturday - 26°F
Dec 27, 2025
5 to 10 mph N
Chance Light Snow
A chance of snow before 1pm. Mostly cloudy, with a high near 26. North wind 5 to 10 mph. Chance of precipitation is 30%. New snow accumulation of less than one inch possible.
Saturday Night - 17°F
Dec 27, 2025
5 mph NW
Mostly Clear
Mostly clear, with a low around 17. Northwest wind around 5 mph.
Sunday - 36°F
Dec 28, 2025
5 mph W
Mostly Sunny
Mostly sunny, with a high near 36.
Sunday Night - 28°F
Dec 28, 2025
5 mph SW
Cloudy then Sleet Likely
A chance of sleet and a chance of freezing rain between midnight and 4am, then sleet likely and freezing rain likely and rain likely. Cloudy, with a low around 28. Chance of precipitation is 60%.
Monday - 42°F
Dec 29, 2025
5 to 10 mph SW
Light Rain
Rain. Cloudy, with a high near 42. Chance of precipitation is 90%.
Monday Night - 24°F
Dec 29, 2025
10 to 15 mph W
Light Rain Likely then Mostly Cloudy
Rain likely before midnight. Mostly cloudy, with a low around 24. Chance of precipitation is 60%.
Tuesday - 28°F
Dec 30, 2025
15 to 20 mph W
Mostly Sunny
Mostly sunny, with a high near 28.
Tuesday Night - 22°F
Dec 30, 2025
15 mph W
Partly Cloudy
Partly cloudy, with a low around 22.
Wednesday - 33°F
Dec 31, 2025
15 mph SW
Partly Sunny
Partly sunny, with a high near 33.
Wednesday Night - 21°F
Dec 31, 2025
10 to 15 mph W
Mostly Cloudy
Mostly cloudy, with a low around 21.
New Year's Day - 30°F
Jan 01, 2026
10 to 15 mph W
Slight Chance Snow Showers
A slight chance of snow showers between 7am and 1pm. Partly sunny, with a high near 30.

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