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18NM NNW Galveston TX

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 3:57 am CST Mar 5, 2026
Forecast Valid: 6am CST Mar 5, 2026-6pm CDT Mar 11, 2026

...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CST THURSDAY...

Today

SE wind around 10 kt. Patchy dense fog before 7am, then Patchy dense fog between 8am and 9am. Seas around 1 ft.

Tonight

SE wind 10 to 15 kt. Patchy fog. Seas around 1 ft.

Friday

SE wind 10 to 15 kt. A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Seas around 1 ft.

Friday Night

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

Saturday

SSE wind around 10 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Seas around 1 ft.

Saturday Night

SE wind 5 to 10 kt. Showers likely and possibly a thunderstorm. Seas around 1 ft.

Sunday

E wind 5 to 10 kt. Showers, with thunderstorms also possible after noon. Seas 1 ft or less.

Sunday Night

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

Monday

SSE wind 5 to 15 kt. A chance of showers. Seas around 1 ft.

*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.