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18NM NW Galveston TX

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 7:20 am CDT Oct 29, 2026
Forecast Valid: 11am CDT Oct 29, 2026-6pm CST Nov 4, 2026

Today

E wind around 10 kt. Mostly sunny. Seas around 1 ft.

Tonight

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

Friday

ESE wind around 10 kt. A slight chance of showers after 1pm. Seas around 1 ft.

Friday Night

E wind 5 to 10 kt. A chance of showers, with thunderstorms also possible after 4am. Seas around 1 ft.

Saturday

ESE wind 5 to 10 kt. A chance of showers and thunderstorms. Seas around 1 ft.

Saturday Night

Variable winds 5 kt or less. A slight chance of thunderstorms before 7pm. Seas around 1 ft.

Sunday

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

Sunday Night

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

Monday

SE wind 5 to 10 kt. Partly sunny. 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.