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18NM NW Galveston TX

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 12:20 pm CST Mar 4, 2026
Forecast Valid: 4pm CST Mar 4, 2026-6pm CDT Mar 11, 2026

This Afternoon

SE wind around 10 kt. Partly sunny. Seas around 1 ft.

Tonight

SSE wind around 10 kt. Patchy fog after 1am. Seas around 1 ft.

Thursday

SE wind around 10 kt. Patchy fog before 7am, then Patchy fog between 11am and noon. Seas around 1 ft.

Thursday Night

SE wind around 10 kt. Patchy fog before 4am, then Patchy fog after 5am. Seas around 1 ft.

Friday

SE wind 10 to 15 kt. A chance of showers after noon. Seas around 1 ft.

Friday Night

SSE wind 10 to 15 kt. A chance of showers and thunderstorms. Seas around 1 ft.

Saturday

SSE wind around 10 kt. Showers and thunderstorms likely, mainly after noon. Seas around 1 ft.

Saturday Night

SE wind 5 to 10 kt. Showers and thunderstorms likely, mainly before midnight. Seas 1 ft or less.

Sunday

ESE wind 5 to 10 kt. Showers and thunderstorms likely. Seas 1 ft 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.