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Cape Horn, WA Marine Weather Forecast

Overnight - 45°F
Dec 05, 2025
6 mph SSE
Rain
Rain. Cloudy. Low around 45, with temperatures rising to around 49 overnight. South southeast wind around 6 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Friday - 55°F
Dec 05, 2025
6 to 13 mph SW
Rain
Rain. Cloudy, with a high near 55. Southwest wind 6 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night - 49°F
Dec 05, 2025
7 to 14 mph WSW
Light Rain
Rain. Cloudy, with a low around 49. West southwest wind 7 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch possible.
Saturday - 52°F
Dec 06, 2025
8 mph WSW
Light Rain
Rain. Cloudy, with a high near 52. West southwest wind around 8 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night - 48°F
Dec 06, 2025
3 to 7 mph SSW
Rain
Rain. Cloudy, with a low around 48. South southwest wind 3 to 7 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Sunday - 54°F
Dec 07, 2025
9 mph SSW
Rain
Rain. Cloudy, with a high near 54. Chance of precipitation is 100%.
Sunday Night - 48°F
Dec 07, 2025
7 mph SSW
Light Rain
Rain. Mostly cloudy, with a low around 48.
Monday - 56°F
Dec 08, 2025
6 to 12 mph S
Rain
Rain. Cloudy, with a high near 56.
Monday Night - 50°F
Dec 08, 2025
9 to 14 mph SW
Rain
Rain. Cloudy, with a low around 50.
Tuesday - 55°F
Dec 09, 2025
9 mph SW
Rain
Rain. Cloudy, with a high near 55.
Tuesday Night - 50°F
Dec 09, 2025
8 mph SSW
Rain
Rain. Cloudy, with a low around 50.
Wednesday - 54°F
Dec 10, 2025
8 mph SSW
Rain
Rain. Cloudy, with a high near 54.
Wednesday Night - 49°F
Dec 10, 2025
7 mph SW
Rain
Rain. Cloudy, with a low around 49.
Thursday - 53°F
Dec 11, 2025
6 mph SW
Light Rain Likely
Rain likely before 5pm. Cloudy, with a high near 53.

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