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Houston, TX Local Forecast Office

18NM NW Galveston TX

Marine Point Forecast

[NOTICE]

Today
High: 79 °F
S 15kt
1ft
Tonight
Low: 71 °F
SSE 15kt
1ft
Wednesday
High: 77 °F
S 15kt
1ft
Wednesday Night
Low: 60 °F
⇑N 20kt
1ft
Thursday
High: 68 °F
NNE 20kt
1ft
Thursday Night
Low: 56 °F
NNE 10kt
< 1ft
Friday
High: 71 °F
SSE 10kt
< 1ft
Friday Night
Low: 63 °F
S 10kt
1ft
Saturday
High: 75 °F
S 10kt
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 10:41 am CDT Mar 10, 2026
Forecast Valid: 11am CDT Mar 10, 2026-6pm CDT Mar 16, 2026

View Nearby Observations

Detailed Forecast

Today

S wind 10 to 15 kt. Mostly cloudy. Seas around 1 ft.

Tonight

SSE wind around 15 kt, with gusts as high as 20 kt. Cloudy. Seas around 1 ft.

Wednesday

S wind 10 to 15 kt. A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. Seas around 1 ft.

Wednesday Night

W wind 10 to 15 kt becoming N 15 to 20 kt after midnight. Winds could gust as high as 25 kt. A chance of showers and thunderstorms before 1am, then a slight chance of showers. Seas around 1 ft.

Thursday

NNE wind 10 to 20 kt. Sunny. Seas around 1 ft.

Thursday Night

NNE wind 5 to 10 kt becoming E after midnight. Clear. Seas 1 ft or less.

Friday

ESE wind 5 to 10 kt becoming SSE in the afternoon. Sunny. Seas 1 ft or less.

Friday Night

S wind 5 to 10 kt. Clear. Seas around 1 ft.

Saturday

S wind 5 to 10 kt. Sunny. Seas around 1 ft.

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.