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18NM NW Galveston TX

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 9:06 am CDT May 10, 2026
Forecast Valid: 11am CDT May 10, 2026-6pm CDT May 16, 2026

Today

ESE wind 5 to 10 kt. Mostly sunny. Seas 1 ft or less.

Tonight

SE wind 5 to 10 kt becoming NNE after midnight. A chance of showers and thunderstorms. Seas 1 ft or less.

Monday

NE wind around 10 kt becoming N in the afternoon. A chance of showers between 10am and 1pm. Seas around 1 ft.

Monday Night

NNE wind around 10 kt. Mostly cloudy. Seas around 1 ft.

Tuesday

NNE wind 5 to 10 kt. Mostly sunny. Seas 1 ft or less.

Tuesday Night

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

Wednesday

Variable winds 5 kt or less. Sunny. Seas 1 ft or less.

Wednesday Night

Variable winds 5 kt or less. Mostly clear.

Thursday

Variable winds less than 5 kt becoming SSE 5 to 10 kt in the afternoon. Sunny.

Winds and waves higher in and near thunderstorms.

*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.