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Atlantic Heights, NH Marine Weather Forecast

Station SEIM1 - 8419870 - Seavey Island, ME

July 2, 2026 6:54 pm EDT
Location: 43.08N 70.742W
Atmospheric Pressure: 29.84 in (1010.6 mb)
Air Temperature: 92.5°F (33.6°C)
Dew Point: 68.7°F (20.4°C)
Water Temperature: 60.8°F (16.0°C)


Tonight - 71°F
Jul 02, 2026
5 mph W
Mostly Clear
Mostly clear, with a low around 71. West wind around 5 mph.
Friday - 92°F
Jul 03, 2026
5 mph W
Sunny
Sunny, with a high near 92. Heat index values as high as 95. West wind around 5 mph.
Friday Night - 69°F
Jul 03, 2026
5 mph W
Scattered Rain Showers
Scattered rain showers between 11pm and 1am. Partly cloudy, with a low around 69. Heat index values as high as 95. West wind around 5 mph. Chance of precipitation is 40%.
Independence Day - 87°F
Jul 04, 2026
5 mph W
Chance Showers And Thunderstorms
A slight chance of rain showers between 10am and 11am, then a chance of showers and thunderstorms. Partly sunny, with a high near 87. West wind around 5 mph. Chance of precipitation is 30%.
Saturday Night - 64°F
Jul 04, 2026
5 mph NW
Chance Rain Showers then Mostly Clear
A chance of rain showers before 8pm. Mostly clear, with a low around 64. Northwest wind around 5 mph. Chance of precipitation is 30%.
Sunday - 75°F
Jul 05, 2026
0 to 5 mph NE
Sunny
Sunny, with a high near 75.
Sunday Night - 63°F
Jul 05, 2026
0 to 5 mph SW
Partly Cloudy
Partly cloudy, with a low around 63.
Monday - 74°F
Jul 06, 2026
0 to 5 mph E
Slight Chance Rain Showers
A slight chance of rain showers between 8am and 5pm. Partly sunny, with a high near 74.
Monday Night - 62°F
Jul 06, 2026
0 to 5 mph SE
Chance Rain Showers
A chance of rain showers. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Tuesday - 73°F
Jul 07, 2026
5 mph SE
Chance Rain Showers
A chance of rain showers. Partly sunny, with a high near 73. Chance of precipitation is 30%.
Tuesday Night - 62°F
Jul 07, 2026
0 to 5 mph SE
Partly Cloudy
Partly cloudy, with a low around 62.
Wednesday - 75°F
Jul 08, 2026
0 to 5 mph SE
Mostly Sunny
Mostly sunny, with a high near 75.
Wednesday Night - 64°F
Jul 08, 2026
5 mph SW
Partly Cloudy
Partly cloudy, with a low around 64.
Thursday - 79°F
Jul 09, 2026
0 to 5 mph S
Mostly Sunny then Slight Chance Rain Showers
A slight chance of rain showers after 3pm. Mostly sunny, with a high near 79.

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