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18NM NW Galveston TX

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 3:46 am CST Jan 24, 2026
Forecast Valid: 5am CST Jan 24, 2026-6pm CST Jan 30, 2026

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING...

Today

E wind around 20 kt becoming N in the afternoon. Showers and possibly a thunderstorm before 3pm, then showers likely. Seas around 2 ft.

Tonight

N wind around 20 kt, with gusts as high as 25 kt. Showers. Seas 1 to 2 ft.

Sunday

NNW wind around 20 kt, with gusts as high as 25 kt. Rain showers likely, mixing with sleet after 9am, then gradually ending. Seas around 1 ft.

Sunday Night

N wind around 20 kt, with gusts as high as 30 kt. Mostly cloudy. Seas 1 to 2 ft.

Monday

N wind 15 to 20 kt. Mostly sunny. Seas around 1 ft.

Monday Night

N wind 5 to 15 kt. Mostly clear. Seas 1 ft or less.

Tuesday

Variable winds 5 kt or less. Sunny. Seas 1 ft or less.

Tuesday Night

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

Wednesday

Variable winds 5 kt or less. 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.