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18NM NW Galveston TX

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 7:21 pm CDT Mar 20, 2026
Forecast Valid: 8pm CDT Mar 20, 2026-6pm CDT Mar 27, 2026

Tonight

SSW wind around 10 kt. Patchy fog after 4am. Seas 1 ft or less.

Saturday

SSW wind 5 to 15 kt. Patchy fog before 9am. Seas 1 ft or less.

Saturday Night

SSW wind 10 to 15 kt. Patchy fog after 4am. Seas 1 ft or less.

Sunday

S wind 10 to 15 kt. Patchy fog before 8am. Seas 1 ft or less.

Sunday Night

S wind 5 to 10 kt, with gusts as high as 20 kt. Patchy fog after 4am. Seas 1 ft or less.

Monday

SSE wind 5 to 10 kt. Patchy fog before 7am. Seas 1 ft or less.

Monday Night

SSE wind 5 to 10 kt. Mostly clear. Seas 1 ft or less.

Tuesday

Variable winds less than 5 kt becoming SSE 5 to 10 kt in the afternoon. Mostly sunny. Seas 1 ft or less.

Tuesday Night

SSE wind 5 to 10 kt. Mostly clear. Seas 1 ft or less.

*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.