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17NM SE Islip NY

Marine Zone Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... ...STORM WATCH IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY MORNING......LOW WATER ADVISORY IN EFFECT FROM MIDNIGHT WEDNESDAY NIGHT TO 4 AM EST THURSDAY...

Tonight

W winds 15 to 20 kt with gusts up to 25 kt, diminishing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 3 to 5 ft, occasionally to 6 ft. Wave detail: W 5 ft at 5 seconds and SE 2 ft at 9 seconds.

Wed

SW winds 15 to 20 kt with gusts up to 25 kt, increasing to 25 to 30 kt in the afternoon. Seas 2 to 3 ft, building to 5 to 8 ft, occasionally to 10 ft in the afternoon. Wave detail: SW 3 ft at 4 seconds and SE 1 ft at 9 seconds, becoming SW 8 ft at 6 seconds and SE 8 ft at 9 seconds.

Wed Night

SW winds 30 to 35 kt, becoming NW 30 to 40 kt after midnight. Seas 9 to 12 ft, occasionally to 15 ft. Wave detail: SW 12 ft at 8 seconds and W 8 ft at 7 seconds. Slight chance of rain in the evening.

Thu

NW winds 25 to 30 kt with gusts up to 50 kt, diminishing to 20 to 25 kt with gusts up to 30 kt in the afternoon. Seas 7 to 10 ft, occasionally to 13 ft, subsiding to 5 to 7 ft, occasionally to 9 ft in the afternoon. Wave detail: W 8 ft at 7 seconds and S 6 ft at 9 seconds, becoming W 7 ft at 6 seconds and S 3 ft at 9 seconds.

Thu Night

NW winds 20 to 25 kt, diminishing to 10 to 15 kt after midnight. Seas 4 to 6 ft, occasionally to 8 ft, subsiding to 2 to 4 ft, occasionally to 5 ft after midnight. Wave detail: NW 5 ft at 5 seconds and S 2 ft at 8 seconds, becoming NW 3 ft at 4 seconds and S 1 ft at 8 seconds.

Fri

SW winds 15 to 20 kt, increasing to 25 to 30 kt in the afternoon. Seas around 2 ft, building to 4 to 6 ft, occasionally to 8 ft in the afternoon. Wave detail: W 2 ft at 4 seconds and S 1 ft at 8 seconds, becoming SW 6 ft at 6 seconds and SE 1 ft at 11 seconds.

Fri Night

SW winds 25 to 30 kt. Seas 7 to 9 ft, occasionally to 11 ft. Chance of rain in the evening, then rain likely after midnight.

Sat

W winds 20 to 25 kt. Seas 5 to 8 ft, occasionally to 10 ft. Chance of rain.

Sat Night

N winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 5 ft, occasionally to 6 ft.

Sun

SE winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft, occasionally to 6 ft. Chance of rain.

Sun Night

W winds 15 to 20 kt with gusts up to 25 kt. Seas 5 to 6 ft, occasionally to 8 ft. Rain likely.