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18NM NNW Galveston TX

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 6:56 pm CST Dec 5, 2025
Forecast Valid: 9pm CST Dec 5, 2025-6pm CST Dec 12, 2025

Tonight

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

Saturday

Variable winds 5 kt or less. Partly sunny. Seas 1 ft or less.

Saturday Night

SSE wind 5 to 10 kt becoming WSW after midnight. Partly cloudy. Seas 1 ft or less.

Sunday

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

Sunday Night

N wind 15 to 20 kt. Mostly clear. Seas 1 to 2 ft.

Monday

N wind 10 to 20 kt. Sunny. Seas around 1 ft.

Monday Night

ENE wind around 10 kt. Mostly clear. Seas 1 ft or less.

Tuesday

ENE wind 5 to 10 kt becoming SSE in the afternoon. Sunny. Seas 1 ft or less.

Tuesday Night

SSE wind 5 to 10 kt becoming SSW after midnight. 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.