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Port Alexander, AK - Baranof Island Marine Weather Forecast

Tonight - 31°F
Mar 21, 2026
25 to 30 mph S
Snow Showers
Snow showers before 1am, then snow showers and areas of blowing snow and a slight chance of thunderstorms between 1am and 4am, then areas of blowing snow and a slight chance of thunderstorms and rain and snow showers. Cloudy, with a low around 31. South wind 25 to 30 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Saturday - 36°F
Mar 21, 2026
20 to 40 mph SE
Areas Of Blowing Snow
Areas of blowing snow and a slight chance of thunderstorms and rain and snow showers before 1pm, then snow and areas of blowing snow. Cloudy, with a high near 36. Southeast wind 20 to 40 mph, with gusts as high as 65 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Saturday Night - 28°F
Mar 21, 2026
20 to 30 mph S
Light Snow
Snow before 1am, then snow showers. Cloudy, with a low around 28. South wind 20 to 30 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Sunday - 33°F
Mar 22, 2026
15 to 20 mph S
Snow Showers
Snow showers before 10am, then rain and snow showers. Cloudy, with a high near 33. South wind 15 to 20 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Sunday Night - 28°F
Mar 22, 2026
5 to 15 mph S
Snow Showers
Snow showers. Cloudy, with a low around 28. South wind 5 to 15 mph. Chance of precipitation is 80%. New snow accumulation of less than half an inch possible.
Monday - 35°F
Mar 23, 2026
5 to 10 mph SE
Snow Showers
Snow showers before 4pm, then rain and snow showers likely. Cloudy, with a high near 35. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Monday Night - 29°F
Mar 23, 2026
10 to 15 mph E
Rain And Snow Showers Likely
Rain and snow showers likely. Cloudy, with a low around 29. New snow accumulation of around one inch possible.
Tuesday - 34°F
Mar 24, 2026
15 to 20 mph NE
Chance Snow Showers then Rain And Snow Likely
A chance of snow showers before 10am, then rain and snow likely. Mostly cloudy, with a high near 34. New snow accumulation of 1 to 3 inches possible.
Tuesday Night - 27°F
Mar 24, 2026
20 mph NE
Rain And Snow Likely
Rain and snow likely. Mostly cloudy, with a low around 27. New snow accumulation of 3 to 7 inches possible.
Wednesday - 33°F
Mar 25, 2026
10 to 20 mph E
Snow Likely
Snow likely. Mostly cloudy, with a high near 33. New snow accumulation of 3 to 5 inches possible.
Wednesday Night - 28°F
Mar 25, 2026
10 mph NE
Light Snow Likely
Snow likely. Mostly cloudy, with a low around 28. New snow accumulation of 2 to 4 inches possible.
Thursday - 35°F
Mar 26, 2026
10 mph NE
Light Snow Likely
Snow likely before 10am, then rain and snow likely. Mostly cloudy, with a high near 35. New snow accumulation of 1 to 3 inches possible.
Thursday Night - 29°F
Mar 26, 2026
10 mph E
Rain And Snow Likely
Rain and snow likely. Mostly cloudy, with a low around 29.
Friday - 36°F
Mar 27, 2026
10 mph E
Rain And Snow Likely
Rain and snow likely. Mostly cloudy, with a high near 36.

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