Coastal Waters Forecast for Galveston Bay (GMZ335) (Text-Only)
NWS Forecast for: Galveston Bay (GMZ335)
Issued by: National Weather Service Houston, TX
Last Update: 732 PM CDT Fri Jul 11 2025


Tonight: South winds 10 to 15 knots. Bay waters slightly choppy. A chance of showers and thunderstorms early this evening, then a slight chance of showers and thunderstorms late this evening. A slight chance of showers and thunderstorms late.

Saturday: South winds 10 to 15 knots. Bay waters slightly choppy. A chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon.

Saturday Night: South winds 10 to 15 knots. Bay waters slightly choppy. A chance of showers and thunderstorms after midnight.

Sunday: South winds around 10 knots. Bay waters smooth to slightly choppy. Showers likely with a chance of thunderstorms.

Sunday Night: South winds around 10 knots. Bay waters smooth to slightly choppy.

Monday: South winds 5 to 10 knots. Bay waters smooth. A chance of showers and thunderstorms.

Monday Night: South winds 5 to 10 knots. Bay waters smooth.

Tuesday: South winds around 10 knots, increasing to 10 to 15 knots in the afternoon. Bay waters smooth, increasing to slightly choppy in the afternoon.

Tuesday Night: South winds 10 to 15 knots, becoming southwest around 10 knots after midnight. Bay waters slightly choppy, diminishing to smooth after midnight.

Wednesday: Southwest winds 5 to 10 knots, becoming south in the afternoon. Bay waters smooth.

Wednesday Night: South winds 5 to 10 knots. Bay waters smooth.

winds and waves higher in and near thunderstorms.







Zone Forecast: Galveston Bay (GMZ335)

Visit your local NWS office at: https://www.weather.gov/hgx