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18NM SSE Gloucester MA

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 4:12 am EDT Apr 12, 2026
Forecast Valid: 5am EDT Apr 12, 2026-6pm EDT Apr 18, 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH LATE

Today

NW wind 5 to 10 kt becoming variable and less than 5 kt. Increasing clouds. Seas 3 to 4 ft.

Tonight

S wind 14 to 16 kt, with gusts as high as 23 kt. Scattered showers, mainly after 9pm. Seas around 3 ft.

Monday

SSW wind 17 to 20 kt, with gusts as high as 27 kt. Scattered showers, mainly after 4pm. Seas around 4 ft.

Monday Night

WSW wind 13 to 16 kt, with gusts as high as 22 kt. Scattered showers, mainly before 8pm. Seas 3 to 4 ft.

Tuesday

W wind 7 to 12 kt becoming SSE in the afternoon. Partly sunny. Seas around 2 ft.

Tuesday Night

SW wind 13 to 16 kt. Isolated showers between 9pm and 2am. Seas 2 to 3 ft.

Wednesday

SSW wind around 11 kt. Partly sunny. Seas around 2 ft.

Wednesday Night

SSW wind 9 to 11 kt. A chance of showers. Seas 1 to 2 ft.

Thursday

ENE wind around 11 kt becoming ESE in the afternoon. A chance of showers. Seas 1 to 2 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.