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Houston, TX Local Forecast Office

18NM NW Galveston TX

Marine Point Forecast

[NOTICE]

Today
High: 84 °F
ESE 10kt
< 1ft
Tonight
Low: 78 °F
SSE 10kt
< 1ft
Wednesday
High: 82 °F
SSE 10kt
1ft
Wednesday Night
Low: 76 °F
SE 10kt
< 1ft
Thursday
High: 84 °F
Light Wind
< 1ft
Thursday Night
Low: 76 °F
Light Wind
< 1ft
Friday
High: 86 °F
Light Wind
< 1ft
Friday Night
Low: 76 °F
Light Wind
< 1ft
Saturday
High: 87 °F
S 10kt
< 1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 7:20 am CDT May 26, 2026
Forecast Valid: 9am CDT May 26, 2026-6pm CDT Jun 1, 2026

View Nearby Observations

Detailed Forecast

Today

ESE wind 5 to 10 kt. A slight chance of showers before noon, then a slight chance of showers after 4pm. Seas 1 ft or less.

Tonight

SSE wind around 10 kt. A slight chance of showers, then a chance of showers and thunderstorms after 1am. Seas 1 ft or less.

Wednesday

SSE wind around 10 kt. Showers and thunderstorms likely, then showers and possibly a thunderstorm after 10am. Seas around 1 ft.

Wednesday Night

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

Thursday

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

Thursday Night

Variable winds 5 kt or less. A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Seas 1 ft or less.

Friday

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

Friday Night

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

Saturday

SW wind 5 to 10 kt becoming S in the afternoon. Mostly sunny. 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.