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18NM SSE Gloucester MA

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 3:30 pm EDT Mar 24, 2026
Forecast Valid: 5pm EDT Mar 24, 2026-6pm EDT Mar 31, 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM EDT THIS EVENING

Tonight

S wind 13 to 18 kt becoming WSW after midnight. Winds could gust as high as 24 kt. Partly cloudy. Seas 6 ft subsiding to 4 ft.

Wednesday

W wind 8 to 12 kt becoming S in the afternoon. Mostly sunny. Seas 2 to 3 ft.

Wednesday Night

SSW wind around 16 kt. A slight chance of rain after 3am. Seas 2 to 3 ft.

Thursday

SSW wind 15 to 18 kt increasing to 18 to 21 kt in the afternoon. A chance of rain, mainly before 9am. Seas 2 to 3 ft.

Thursday Night

SW wind 20 to 23 kt. Rain likely, mainly after 2am. Seas 3 to 4 ft.

Friday

NNW wind 17 to 19 kt. Rain likely, mainly before 11am. Seas around 3 ft.

Friday Night

N wind 18 to 20 kt. Partly cloudy. Seas around 4 ft.

Saturday

N wind 14 to 17 kt becoming NE 8 to 11 kt in the afternoon. Mostly sunny. Seas 3 to 4 ft.

Saturday Night

S wind 12 to 15 kt becoming WSW 15 to 18 kt after midnight. Partly cloudy. Seas 2 to 3 ft.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.