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21NM NNW Galveston TX

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 7:01 pm CST Dec 4, 2025
Forecast Valid: 9pm CST Dec 4, 2025-6pm CST Dec 11, 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT CST TONIGHT...

Tonight

N wind around 15 kt, with gusts as high as 25 kt. A slight chance of showers after 5am. Seas 1 ft or less.

Friday

N wind 5 to 15 kt. A chance of showers, mainly between 4pm and 5pm. Seas 1 ft or less.

Friday Night

Variable winds 5 kt or less. A chance of showers. Seas 1 ft or less.

Saturday

Variable winds 5 kt or less. A slight chance of showers before noon. Seas 1 ft or less.

Saturday Night

Variable winds 5 kt or less. Mostly cloudy. Seas 1 ft or less.

Sunday

W wind 5 to 10 kt becoming NNW in the afternoon. Mostly sunny. Seas 1 ft or less.

Sunday Night

N wind 10 to 20 kt. Mostly clear. Seas 1 ft or less.

Monday

N wind 5 to 15 kt. Sunny. Seas 1 ft or less.

Monday Night

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

*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.