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Gray/Portland, ME Local Forecast Office

25NM ENE Portsmouth NH

Marine Zone Forecast

Today

NW winds 10 to 15 kt. Seas 4 to 5 ft. Wave detail: SE 5 ft at 8 seconds and NW 2 ft at 3 seconds.

Tonight

N winds 5 to 10 kt, becoming NE after midnight. Seas 3 to 5 ft. Wave detail: SE 4 ft at 8 seconds and NW 2 ft at 3 seconds.

Sun

S winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 4 ft. Wave detail: SE 4 ft at 5 seconds and SE 3 ft at 8 seconds. Snow and rain likely in the morning, then rain in the afternoon. Vsby 1 nm or less, increasing to 1 to 3 nm in the afternoon.

Sun Night

N winds 10 to 15 kt with gusts up to 20 kt, increasing to 15 to 20 kt with gusts up to 30 kt after midnight. Seas 3 to 5 ft. Wave detail: SE 5 ft at 7 seconds and NE 3 ft at 4 seconds. Rain in the evening, then rain and snow likely after midnight with vsby 1 to 3 nm.

Mon

N winds 15 to 20 kt with gusts up to 30 kt. Seas 4 to 6 ft. Wave detail: NE 5 ft at 5 seconds and SE 4 ft at 8 seconds. A chance of snow. Vsby 1 to 3 nm.

Mon Night

N winds 15 to 20 kt with gusts up to 30 kt. Seas 5 to 7 ft. Wave detail: E 7 ft at 8 seconds.

Tue

N winds 10 to 15 kt, becoming SW in the afternoon. Gusts up to 25 kt. Seas 5 to 7 ft.

Tue Night

S winds 15 to 20 kt, becoming SW 20 to 25 kt after midnight. Gusts up to 35 kt. Seas 4 to 6 ft.

Wed

SW winds 20 to 25 kt, becoming W 15 to 20 kt in the afternoon. Gusts up to 35 kt. Seas 4 to 6 ft.

Wed Night

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