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Peak Island, ME Marine Weather Forecast

Station CASM1 - 8418150 - Portland, ME

April 15, 2025 1:00 pm EDT
Location: 43.656N 70.246W
Wind Direction: E (100°)
Wind Speed: 9.9 knots
Wind Gust: 12.1 knots
Atmospheric Pressure: 29.36 in (994.3 mb)
Pressure Tendency: -0.10 in (-3.5 mb)
Air Temperature: 44.2°F (6.8°C)
Water Temperature: 41.2°F (5.1°C)


This Afternoon - 47°F
Apr 15, 2025
5 to 10 mph S
Showers And Thunderstorms Likely
A chance of rain showers before 4pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 47. South wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
Tonight - 39°F
Apr 15, 2025
5 to 15 mph W
Rain Showers then Partly Cloudy
Rain showers before 10pm. Partly cloudy, with a low around 39. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
Wednesday - 50°F
Apr 16, 2025
15 mph W
Partly Sunny
Partly sunny, with a high near 50. West wind around 15 mph, with gusts as high as 35 mph.
Wednesday Night - 38°F
Apr 16, 2025
15 mph W
Mostly Cloudy
Mostly cloudy, with a low around 38. West wind around 15 mph, with gusts as high as 30 mph.
Thursday - 48°F
Apr 17, 2025
10 to 15 mph W
Sunny
Sunny, with a high near 48. West wind 10 to 15 mph, with gusts as high as 30 mph.
Thursday Night - 36°F
Apr 17, 2025
5 to 10 mph W
Mostly Clear
Mostly clear, with a low around 36.
Friday - 51°F
Apr 18, 2025
5 to 10 mph SW
Mostly Sunny
Mostly sunny, with a high near 51.
Friday Night - 44°F
Apr 18, 2025
10 to 15 mph S
Rain Showers Likely
Rain showers likely after 8pm. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.
Saturday - 58°F
Apr 19, 2025
15 mph SW
Rain Showers Likely
Rain showers likely. Mostly cloudy, with a high near 58. Chance of precipitation is 60%.
Saturday Night - 42°F
Apr 19, 2025
10 mph W
Rain Showers Likely
Rain showers likely. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.
Sunday - 50°F
Apr 20, 2025
10 mph NW
Isolated Rain Showers
Isolated rain showers before 2pm. Mostly sunny, with a high near 50.
Sunday Night - 37°F
Apr 20, 2025
5 to 10 mph NW
Partly Cloudy
Partly cloudy, with a low around 37.
Monday - 51°F
Apr 21, 2025
5 to 10 mph W
Mostly Sunny
Mostly sunny, with a high near 51.
Monday Night - 42°F
Apr 21, 2025
5 to 10 mph SW
Mostly Cloudy then Chance Rain Showers
A chance of rain showers after 2am. Mostly cloudy, with a low around 42. Chance of precipitation is 30%.

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