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Port Malmesbury, AK - Kuiu Island Marine Weather Forecast

Overnight - 15°F
Dec 20, 2025
15 mph NE
Partly Cloudy
Partly cloudy, with a low around 15. Northeast wind around 15 mph.
Saturday - 18°F
Dec 20, 2025
10 to 15 mph NE
Mostly Sunny
Mostly sunny, with a high near 18. Northeast wind 10 to 15 mph.
Saturday Night - 15°F
Dec 20, 2025
15 mph NE
Mostly Cloudy
Mostly cloudy, with a low around 15. Northeast wind around 15 mph.
Sunday - 20°F
Dec 21, 2025
20 to 25 mph NE
Partly Sunny
Partly sunny, with a high near 20. Northeast wind 20 to 25 mph.
Sunday Night - 12°F
Dec 21, 2025
25 mph NW
Mostly Cloudy
Mostly cloudy, with a low around 12. Northwest wind around 25 mph.
Monday - 16°F
Dec 22, 2025
25 mph W
Snow Showers
Snow showers. Partly sunny, with a high near 16.
Monday Night - 11°F
Dec 22, 2025
15 to 25 mph W
Snow Showers then Partly Cloudy
Snow showers before 9pm. Partly cloudy, with a low around 11.
Tuesday - 18°F
Dec 23, 2025
15 to 20 mph W
Mostly Sunny
Mostly sunny, with a high near 18.
Tuesday Night - 14°F
Dec 23, 2025
15 mph W
Partly Cloudy
Partly cloudy, with a low around 14.
Wednesday - 24°F
Dec 24, 2025
15 mph W
Mostly Sunny then Slight Chance Light Snow
A slight chance of snow after noon. Mostly sunny, with a high near 24.
Wednesday Night - 20°F
Dec 24, 2025
10 to 15 mph NW
Light Snow Likely
Snow likely. Mostly cloudy, with a low around 20. New snow accumulation of 1 to 2 inches possible.
Christmas Day - 28°F
Dec 25, 2025
10 mph NW
Light Snow
Snow. Mostly cloudy, with a high near 28. New snow accumulation of 3 to 5 inches possible.
Thursday Night - 23°F
Dec 25, 2025
10 mph NW
Snow
Snow. Cloudy, with a low around 23. New snow accumulation of 3 to 5 inches possible.
Friday - 33°F
Dec 26, 2025
10 to 15 mph N
Snow
Snow. Cloudy, with a high near 33. New snow accumulation of 3 to 7 inches possible.

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