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Willoughby Island, AK Marine Weather Forecast

Today - 52°F
May 12, 2026
5 to 10 mph NW
Rain Showers
Rain showers before 1pm. Partly sunny, with a high near 52. Northwest wind 5 to 10 mph. Chance of precipitation is 20%.
Tonight - 42°F
May 12, 2026
0 to 10 mph N
Rain Showers then Chance Light Rain
Rain showers between 10pm and 1am, then a chance of rain. Mostly cloudy, with a low around 42. North wind 0 to 10 mph. Chance of precipitation is 50%.
Wednesday - 48°F
May 13, 2026
0 to 5 mph E
Light Rain
Rain. Cloudy, with a high near 48. East wind 0 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
Wednesday Night - 41°F
May 13, 2026
0 to 10 mph S
Light Rain then Rain Showers Likely
Rain before 7pm, then rain showers likely. Cloudy, with a low around 41. South wind 0 to 10 mph. Chance of precipitation is 80%.
Thursday - 48°F
May 14, 2026
5 to 10 mph S
Rain Showers Likely
Rain showers likely. Cloudy, with a high near 48. South wind 5 to 10 mph. Chance of precipitation is 70%.
Thursday Night - 40°F
May 14, 2026
0 to 5 mph NE
Rain Showers Likely
Rain showers likely. Cloudy, with a low around 40. Chance of precipitation is 70%.
Friday - 50°F
May 15, 2026
0 to 5 mph NW
Chance Light Rain
A slight chance of rain showers before 7am, then a chance of rain. Mostly cloudy, with a high near 50.
Friday Night - 40°F
May 15, 2026
0 to 5 mph NW
Chance Light Rain then Mostly Cloudy
A chance of rain before 10pm. Mostly cloudy, with a low around 40.
Saturday - 50°F
May 16, 2026
0 to 10 mph NE
Chance Light Rain
A chance of rain after 10am. Partly sunny, with a high near 50.
Saturday Night - 42°F
May 16, 2026
0 to 10 mph E
Chance Light Rain
A chance of rain. Mostly cloudy, with a low around 42.
Sunday - 48°F
May 17, 2026
5 to 15 mph E
Light Rain Likely
Rain likely. Cloudy, with a high near 48.
Sunday Night - 42°F
May 17, 2026
5 to 15 mph E
Light Rain Likely
Rain likely. Mostly cloudy, with a low around 42.
Monday - 46°F
May 18, 2026
5 to 10 mph SE
Light Rain Likely
Rain likely before 4pm, then rain showers likely. Mostly cloudy, with a high near 46.
Monday Night - 41°F
May 18, 2026
5 to 10 mph S
Rain Showers Likely
Rain showers likely. Cloudy, with a low around 41.

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