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18NM NW Galveston TX

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 7:20 am CDT Jul 9, 2025
Forecast Valid: 9am CDT Jul 9, 2025-6pm CDT Jul 15, 2025

Today

S wind 10 to 20 km/h. Showers and thunderstorms likely, mainly between 1pm and 3pm. Seas 1 m or less.

Tonight

SW wind 10 to 15 km/h. A chance of showers and thunderstorms, mainly before 7pm. Seas 1 m or less.

Thursday

SW wind 10 to 20 km/h becoming S in the afternoon. A chance of showers and thunderstorms. Seas 1 m or less.

Thursday Night

S wind 15 to 25 km/h. Mostly clear. Seas 1 m or less.

Friday

SSE wind 15 to 20 km/h. A chance of showers and thunderstorms, mainly after 1pm. Seas 1 m or less.

Friday Night

SSE wind 15 to 20 km/h. A chance of showers and thunderstorms after 1am. Seas 1 m or less.

Saturday

SSE wind 15 to 20 km/h. Showers and thunderstorms likely. Seas 1 m or less.

Saturday Night

SSE wind 10 to 20 km/h. A slight chance of showers and thunderstorms after 1am. Seas 1 m or less.

Sunday

S wind 10 to 20 km/h becoming SE in the afternoon. Showers and thunderstorms likely. Seas 1 m or less.

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.