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18NM NNW Galveston TX

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 6:20 am CST Jan 20, 2026
Forecast Valid: 7am CST Jan 20, 2026-6pm CST Jan 26, 2026

...LOW WATER ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO 6 PM

Today

E wind 10 to 15 kt. Partly sunny. Seas around 1 ft.

Tonight

SE wind 10 to 15 kt. A slight chance of showers after 4am. Seas around 1 ft.

Wednesday

SSE wind around 10 kt. Showers likely, mainly after noon. Seas around 1 ft.

Wednesday Night

SSE wind 5 to 10 kt. A chance of showers, mainly before midnight. Patchy fog after midnight. Seas 1 ft or less.

Thursday

Variable winds 5 kt or less. A chance of showers, mainly before noon. Patchy fog before noon. Seas 1 ft or less.

Thursday Night

E wind 5 to 10 kt. Mostly cloudy. Seas 1 ft or less.

Friday

E wind 10 to 15 kt. A chance of showers, mainly after noon. Seas around 1 ft.

Friday Night

ENE wind 15 to 20 kt. A chance of showers. Seas 1 to 2 ft.

Saturday

N wind around 20 kt. Showers. Seas around 2 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.