NWS Marine Forecast


   GMZ300-030530-  1158 AM CDT Tue Jun 2 2026    .Synopsis For High Island to the Matagorda Ship Channel Out 60 NM  including Galveston and Matagorda Bays.    Isolated to scattered showers and thunderstorms are  occurring/will continue near the coastlines this afternoon. This  evening, especially the Galveston Bay area to about Freeport,  mariners should monitor the latest forecasts before beginning  their transits. A broken band of showers and storms developing in  northeast Texas should sag close, or into the region this evening  and potentially into the Galveston Bay area between 8pm and  midnight. If they maintain their strength, wind gusts to, or  above, 30 knots will be the main threat. Look for increasing rain  chances and increased easterly winds and seas during the second  half of the week.    $$
   GMZ335-030530-  Galveston Bay-  1158 AM CDT Tue Jun 2 2026    THIS AFTERNOON  Southeast winds 5 to 10 knots increasing to 10  to 15 knots late. Bay waters slightly choppy. A chance of  thunderstorms.  TONIGHT  East winds 10 to 15 knots with gusts up to 20 knots.  Bay waters slightly choppy. A chance of thunderstorms, some  possibly strong. Winds higher in and near storms.  WEDNESDAY  Northeast winds 5 to 10 knots, becoming east in the  afternoon. Bay waters smooth, increasing to smooth to slightly  choppy in the afternoon. A chance of showers and thunderstorms.  WEDNESDAY NIGHT  East winds 10 to 15 knots. Bay waters slightly  choppy. A chance of showers and thunderstorms.  THURSDAY  East winds 10 to 15 knots. Bay waters slightly  choppy. A chance of thunderstorms. Showers likely, mainly in the  morning.  THURSDAY NIGHT  East winds 15 to 20 knots, diminishing to  around 15 knots after midnight. Bay waters choppy, diminishing to  slightly choppy after midnight. A chance of showers and  thunderstorms in the evening, then showers likely after midnight.  FRIDAY  East winds 10 to 15 knots. Bay waters slightly choppy.  A chance of showers and thunderstorms in the morning.  FRIDAY NIGHT  Southeast winds 10 to 15 knots. Bay waters  slightly choppy. A chance of showers after midnight.  SATURDAY  South winds around 10 knots, increasing to 10 to  15 knots in the afternoon. Bay waters smooth, increasing to  slightly choppy in the afternoon. A chance of showers and  thunderstorms.  SATURDAY NIGHT  South winds 10 to 15 knots. Bay waters slightly  choppy. A chance of showers after midnight.    Winds and waves higher in and near thunderstorms.    $$