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Gray/Portland, ME Local Forecast Office

25NM ENE Portsmouth NH

Marine Zone Forecast

Tonight

NW winds 10 to 15 kt, becoming W 5 to 10 kt after midnight. Gusts up to 25 kt. Seas 5 to 7 ft, subsiding to 3 to 5 ft after midnight. Wave detail: E 7 ft at 10 seconds, becoming E 4 ft at 9 seconds and W 2 ft at 3 seconds.

Wed

S winds 15 to 20 kt, becoming SW 20 to 25 kt in the afternoon. Seas 3 to 5 ft. Wave detail: S 5 ft at 6 seconds and E 3 ft at 9 seconds. Snow, mainly in the morning. Vsby 1 nm or less.

Wed Night

SW winds 10 to 15 kt, becoming W 15 to 20 kt after midnight. Gusts up to 30 kt. Seas 3 to 4 ft. Wave detail: S 4 ft at 6 seconds and SE 4 ft at 10 seconds.

Thu

W winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Gusts up to 30 kt. Seas 2 to 4 ft. Wave detail: SW 4 ft at 5 seconds and SE 2 ft at 10 seconds.

Thu Night

NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave detail: SW 2 ft at 4 seconds and SE 2 ft at 10 seconds.

Fri

NW winds 5 to 10 kt with gusts up to 20 kt, becoming SW in the afternoon. Seas 2 to 3 ft. Wave detail: NE 3 ft at 10 seconds and NW 2 ft at 3 seconds.

Fri Night

SW winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Seas 2 to 4 ft.

Sat

SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft.

Sat Night

SW winds 15 to 20 kt, becoming W 10 to 15 kt after midnight. Seas 3 to 5 ft.

Sun

NW winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon. Seas 2 to 4 ft.

Sun Night

NW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft.