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Custom House Cove, AK - Mary Island Marine Weather Forecast

Station MRYA2 - Mary Island, AK

August 17, 2026 9:02 pm AKDT
Location: 55.099N 131.182W
Wind Direction: S (190°)
Wind Speed: 1.9 knots
Wind Gust: 5.1 knots
Atmospheric Pressure: 30.14 in (1020.6 mb)
Air Temperature: 58.5°F (14.7°C)
Dew Point: 57.6°F (14.2°C)


Tonight - 58°F
Aug 18, 2026
5 to 20 mph S
Rain Showers
Rain showers before 4am. Cloudy, with a low around 58. South wind 5 to 20 mph. Chance of precipitation is 100%. New rainfall amounts less than a tenth of an inch possible.
Tuesday - 65°F
Aug 18, 2026
5 mph SW
Partly Sunny
Partly sunny, with a high near 65. Southwest wind around 5 mph.
Tuesday Night - 56°F
Aug 18, 2026
0 to 5 mph SW
Partly Cloudy
Partly cloudy, with a low around 56. Southwest wind 0 to 5 mph.
Wednesday - 66°F
Aug 19, 2026
0 to 5 mph SW
Mostly Sunny
Mostly sunny, with a high near 66. Southwest wind 0 to 5 mph.
Wednesday Night - 58°F
Aug 19, 2026
5 mph W
Partly Cloudy
Partly cloudy, with a low around 58. West wind around 5 mph.
Thursday - 71°F
Aug 20, 2026
5 mph NW
Mostly Sunny
Mostly sunny, with a high near 71.
Thursday Night - 59°F
Aug 20, 2026
0 to 5 mph NW
Partly Cloudy
Partly cloudy, with a low around 59.
Friday - 70°F
Aug 21, 2026
0 to 5 mph NW
Partly Sunny
Partly sunny, with a high near 70.
Friday Night - 58°F
Aug 21, 2026
5 mph SW
Chance Rain Showers
A chance of rain showers after 10pm. Mostly cloudy, with a low around 58.
Saturday - 64°F
Aug 22, 2026
5 mph S
Chance Rain Showers
A chance of rain showers. Partly sunny, with a high near 64.
Saturday Night - 57°F
Aug 22, 2026
5 mph S
Chance Rain Showers
A chance of rain showers. Mostly cloudy, with a low around 57.
Sunday - 62°F
Aug 23, 2026
5 to 10 mph S
Chance Rain Showers
A chance of rain showers. Partly sunny, with a high near 62.
Sunday Night - 57°F
Aug 23, 2026
5 mph S
Chance Rain Showers
A chance of rain showers. Mostly cloudy, with a low around 57.
Monday - 63°F
Aug 24, 2026
5 to 10 mph S
Chance Rain Showers
A chance of rain showers. Mostly cloudy, with a high near 63.

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