Chart / Forecasts

Galveston Bay

GMZ335 · Coastal Waters Forecast · National Weather Service Houston/Galveston TX · Issued 1130 AM CDT Sat Oct 3 2026
Small Craft Should Exercise Caution In Effect Through Sunday Morning
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Forecast
This Afternoon
Northeast winds 15 to 20 knots. Bay waters choppy. Isolated thunderstorms. A chance of showers and thunderstorm.
Tonight
Northeast winds 15 to 20 knots with gusts up to 25 knots. Bay waters choppy. Isolated thunderstorms. A chance of showers in the evening, then showers likely after midnight.
Sunday
Northeast winds 15 to 20 knots with gusts up to 25 knots. Bay waters choppy. Showers likely, mainly in the morning.
Sunday Night
Northeast winds 15 to 20 knots with gusts up to 25 knots. Bay waters choppy. A chance of showers.
Monday
Northeast winds 15 to 20 knots with gusts up to 25 knots. Bay waters choppy. A chance of showers.
Monday Night
Northeast winds 15 to 20 knots. Bay waters choppy.
Tuesday
Northeast winds 15 to 20 knots, diminishing to around 15 knots in the afternoon. Bay waters choppy, diminishing to slightly choppy in the afternoon.
Tuesday Night
Northeast winds 10 to 15 knots. Bay waters slightly choppy.
Wednesday
Northeast winds 10 to 15 knots. Bay waters slightly choppy.
Wednesday Night
East winds around 10 knots, becoming northeast 10 to 15 knots after midnight. Bay waters smooth, increasing to slightly choppy after midnight. Winds and waves higher in and near thunderstorms.
Source: National Weather Service Coastal Waters Forecast (CWF), issued 1130 AM CDT Sat Oct 3 2026, valid until Sun, 04 Oct 2026 05:15 UTC. Original text · All zones