Penobscot Bay Marine Forecast

NOAA marine forecast

Text forecast

Updated 1:48am EDT Oct 11, 2026

Today

S winds around 5 kt, becoming SW 10 to 15 kt with gusts up to 20 kt. Seas 1 foot or less, then around 2 ft this afternoon. Wave Detail: S 2 ft at 3 seconds.

Tonight

SW winds 10 to 15 kt with gusts up to 20 kt, becoming S 5 to 10 kt after midnight. Seas around 2 ft. Wave Detail: S 2 ft at 4 seconds. A chance of showers in the evening, then showers after midnight with vsby 1 to 3 NM.

Mon

N winds around 5 kt, becoming W in the afternoon. Seas around 2 ft. A chance of showers in the morning.

Mon Night

NE winds 10 to 15 kt with gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: S 4 ft at 10 seconds. A chance of rain after midnight.

Tue

E winds 10 to 15 kt, becoming SE in the afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. Wave Detail: S 3 ft at 9 seconds. Rain.

Tue Night

S winds 15 to 20 kt with gusts up to 30 kt. Seas 2 to 4 ft. Wave Detail: SE 3 ft at 3 seconds and S 2 ft at 8 seconds.

Wed

W winds 10 to 15 kt, becoming NW in the afternoon. Gusts up to 25 kt. Seas 2 to 4 ft. Showers in the morning.

Wed Night

NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft.

Thu

NW winds 10 to 15 kt with gusts up to 25 kt. Seas around 2 ft.

Thu Night

NW winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt after midnight. Seas around 2 ft in the evening, then 1 foot or less.

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Interactive Mapbox map highlighting marine forecast zone ANZ151.