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Coupeville, WA - Penn Cove, Whidbey Island Marine Weather Forecast

Tonight - 40°F
Dec 19, 2025
13 mph S
Light Rain Likely
Rain likely. Mostly cloudy, with a low around 40. South wind around 13 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
Saturday - 47°F
Dec 20, 2025
13 to 17 mph S
Light Rain
Rain. Mostly cloudy. High near 47, with temperatures falling to around 45 in the afternoon. South wind 13 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts less than a tenth of an inch possible.
Saturday Night - 43°F
Dec 20, 2025
13 to 16 mph SSE
Light Rain
Rain. Cloudy, with a low around 43. South southeast wind 13 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts less than a tenth of an inch possible.
Sunday - 48°F
Dec 21, 2025
10 to 17 mph S
Light Rain
Rain. Cloudy, with a high near 48. South wind 10 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
Sunday Night - 40°F
Dec 21, 2025
12 mph S
Light Rain
Rain. Cloudy, with a low around 40. South wind around 12 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
Monday - 47°F
Dec 22, 2025
12 to 21 mph SSE
Light Rain
Rain. Cloudy, with a high near 47. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
Monday Night - 40°F
Dec 22, 2025
12 to 20 mph SSE
Light Rain
Rain. Mostly cloudy, with a low around 40.
Tuesday - 47°F
Dec 23, 2025
8 to 13 mph SSE
Chance Light Rain
A chance of rain. Partly sunny, with a high near 47.
Tuesday Night - 38°F
Dec 23, 2025
8 mph ENE
Slight Chance Light Rain
A slight chance of rain. Mostly cloudy, with a low around 38.
Wednesday - 44°F
Dec 24, 2025
6 to 9 mph WNW
Chance Light Rain
A chance of rain. Mostly cloudy, with a high near 44.
Wednesday Night - 37°F
Dec 24, 2025
7 mph ESE
Chance Light Rain
A chance of rain. Mostly cloudy, with a low around 37.
Christmas Day - 44°F
Dec 25, 2025
6 to 9 mph N
Chance Light Rain
A chance of rain. Mostly cloudy, with a high near 44.
Thursday Night - 38°F
Dec 25, 2025
9 mph W
Chance Rain And Snow
A chance of rain before 10pm, then a chance of rain and snow. Mostly cloudy, with a low around 38.
Friday - 45°F
Dec 26, 2025
12 mph SSW
Rain And Snow Likely
Rain and snow likely before 5pm. Mostly cloudy, with a high near 45.

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