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Houston, TX Local Forecast Office

18NM NW Galveston TX

Marine Point Forecast

[NOTICE]

Today
High: 90 °F
SW 10kt
< 1ft

Small Craft Advisory
Tonight
Low: 82 °F
SSE 10kt
< 1ft
Thursday
High: 90 °F
SE 10kt
< 1ft
Thursday Night
Low: 81 °F
SE 10kt
< 1ft
Friday
High: 90 °F
Light Wind
< 1ft
Friday Night
Low: 81 °F
Light Wind
< 1ft
Saturday
High: 90 °F
Light Wind
< 1ft
Saturday Night
Low: 80 °F
Light Wind
< 1ft
Sunday
High: 90 °F
Light Wind
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 3:04 am CDT Sep 2, 2026
Forecast Valid: 6am CDT Sep 2, 2026-6pm CDT Sep 8, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM CDT THIS MORNING...

Today

SW wind 5 to 10 kt becoming SE in the afternoon. Winds could gust as high as 20 kt. A chance of showers and thunderstorms. Seas 1 ft or less.

Tonight

SSE wind 5 to 10 kt. A slight chance of showers and thunderstorms before 7pm. Seas 1 ft or less.

Thursday

SSW wind 5 to 10 kt becoming ESE in the afternoon. A chance of showers and thunderstorms, mainly after 5pm. Seas 1 ft or less.

Thursday Night

SE wind 5 to 10 kt. A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Seas 1 ft or less.

Friday

Variable winds 5 kt or less. A chance of showers and thunderstorms. Seas 1 ft or less.

Friday Night

Variable winds 5 kt or less. A slight chance of showers and thunderstorms after 1am. Seas 1 ft or less.

Saturday

Variable winds 5 kt or less. A chance of showers and thunderstorms. Seas 1 ft or less.

Saturday Night

Variable winds 5 kt or less. A chance of showers and thunderstorms after 1am. Seas 1 ft or less.

Sunday

Variable winds 5 kt or less. A chance of showers and thunderstorms. 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.