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18NM NW Galveston TX

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 3:17 pm CST Feb 27, 2026
Forecast Valid: 4pm CST Feb 27, 2026-6pm CST Mar 6, 2026

This Afternoon

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

Tonight

Variable winds 5 kt or less. Patchy dense fog after 10pm. Seas 1 ft or less.

Saturday

E wind 5 to 10 kt becoming SE in the afternoon. Areas of dense fog before 10am. Seas 1 ft or less.

Saturday Night

SE wind 5 to 10 kt. Patchy fog after 10pm. Seas 1 ft or less.

Sunday

SE wind 5 to 10 kt. Areas of fog before 9am. Seas 1 ft or less.

Sunday Night

SE wind 5 to 10 kt. Mostly clear. Seas around 1 ft.

Monday

SE wind 5 to 10 kt. Mostly sunny. Seas 1 ft or less.

Monday Night

SE wind around 10 kt. Partly cloudy. Seas around 1 ft.

Tuesday

SSE wind 10 to 15 kt. A chance of showers. Seas around 1 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.