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18NM SSE Gloucester MA

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 3:02 am EDT Mar 17, 2026
Forecast Valid: 9am EDT Mar 17, 2026-6pm EDT Mar 23, 2026

...GALE WARNING IN EFFECT UNTIL 8 AM EDT THIS MORNING...

Today

W wind 19 to 23 kt, with gusts as high as 29 kt. Scattered sprinkles between 10am and 11am. Seas 5 to 6 ft.

Tonight

W wind 21 to 23 kt. Partly cloudy. Seas around 5 ft.

Wednesday

W wind 12 to 17 kt decreasing to 6 to 11 kt in the afternoon. Mostly sunny. Seas 3 to 4 ft.

Wednesday Night

S wind 9 to 14 kt. Partly cloudy. Seas around 3 ft.

Thursday

SSE wind 9 to 13 kt. Mostly sunny. Seas around 3 ft.

Thursday Night

SSW wind 11 to 14 kt. Partly cloudy. Seas around 3 ft.

Friday

SW wind around 11 kt. Mostly sunny. Seas 2 to 3 ft.

Friday Night

SSW wind 15 to 19 kt becoming WSW after midnight. Mostly cloudy. Seas 2 to 3 ft.

Saturday

WNW wind 18 to 20 kt becoming NNW in the afternoon. A chance of rain. Seas around 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.