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21NM NNE Altamaha Sound FL

[NOTICE]

Last Update: 8:32 am EDT Sep 13, 2026
Forecast Valid: 10am EDT Sep 13, 2026-6pm EDT Sep 19, 2026

Today

Variable winds less than 5 kt becoming S around 6 kt in the afternoon. Sunny. Seas around 2 ft.

Tonight

S wind 5 to 9 kt becoming WSW after midnight. Partly cloudy. Seas around 2 ft.

Monday

Variable winds 5 kt or less. Sunny. Seas around 2 ft.

Monday Night

Variable winds 5 kt or less. Mostly clear. Seas 1 to 2 ft.

Tuesday

ENE wind 14 to 19 kt increasing to 20 to 25 kt in the afternoon. A chance of showers and thunderstorms before 2pm. Seas 2 ft building to 4 ft.

Tuesday Night

ENE wind 19 to 24 kt. Mostly clear. Seas around 5 ft.

Wednesday

NE wind 18 to 22 kt. Mostly sunny. Seas 4 to 5 ft.

Wednesday Night

ENE wind 19 to 22 kt decreasing to 16 to 19 kt after midnight. Winds could gust as high as 28 kt. Mostly clear. Seas around 5 ft.

Thursday

ENE wind 16 to 19 kt increasing to 20 to 23 kt in the afternoon. A chance of showers and thunderstorms, mainly after 2pm. Seas 4 to 5 ft.

Winds and seas higher in and near tstms.

*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.