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18NM NW Galveston TX

[NOTICE]

High and low forecast temperature values represent air temperature.

Last Update: 1:21 pm CDT Jun 11, 2026
Forecast Valid: 3pm CDT Jun 11, 2026-6pm CDT Jun 17, 2026

This Afternoon

SSE wind around 15 kt. Mostly sunny. Seas around 1 ft.

Tonight

SSE wind 10 to 15 kt. Partly cloudy. Seas around 1 ft.

Friday

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

Friday Night

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

Saturday

SE wind 5 to 15 kt. Sunny. Seas around 1 ft.

Saturday Night

SSE wind 10 to 15 kt. Mostly clear. Seas around 1 ft.

Sunday

SSE wind 5 to 10 kt. Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. Seas around 1 ft.

Sunday Night

SSE wind 5 to 10 kt. A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Seas around 1 ft.

Monday

S wind 5 to 10 kt. Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. 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.