Galveston Bay GMZ335

 
 GMZ300-191415-
 849 PM CDT Sat Apr 18 2026
 
 .Synopsis For High Island to the Matagorda Ship Channel Out 60 NM
 including Galveston and Matagorda Bays.
 
 Lingering showers and isolated storms will continue into early
 Sunday morning in the wake of a cold front. Hazardous marine
 conditions are expected into early Sunday afternoon due to the
 strong northeasterly winds and building seas developing behind the
 cold front. There will be a chance for gusts to gale in the Bays
 late tonight into early Sunday morning with gale conditions
 expected in the Gulf Waters. Winds will lower through the day on
 Sunday, but seas may remain elevated into Sunday night. Water
 levels are expected to remain near 3.0 feet above Mean Lower Low
 Water during high tide cycles going into early next week.
 
 $$



 
 GMZ335-191415-
 Galveston Bay-
 849 PM CDT Sat Apr 18 2026
 
 SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY AFTERNOON
 

 REST OF TONIGHT
 North winds around 15 knots, becoming
 northeast around 30 knots with gusts to gale. Bay waters slightly
 choppy, increasing to very rough. A chance of thunderstorms.
 Showers.

 SUNDAY
 Northeast winds 20 to 25 knots with gusts up to
 35 knots, diminishing to around 20 knots with gusts up to
 25 knots in the afternoon. Bay waters rough, diminishing to
 choppy in the afternoon. Showers likely with a slight chance of
 thunderstorms in the morning.

 SUNDAY NIGHT
 Northeast winds 15 to 20 knots. Bay waters
 choppy.

 MONDAY
 East winds 15 to 20 knots, diminishing to around
 15 knots in the afternoon. Bay waters choppy, diminishing to
 slightly choppy in the afternoon.

 MONDAY NIGHT
 East winds 10 to 15 knots. Bay waters slightly
 choppy.

 TUESDAY
 Southeast winds 10 to 15 knots. Bay waters slightly
 choppy. A chance of showers in the morning, then showers likely
 with a chance of thunderstorms in the afternoon.

 TUESDAY NIGHT
 Southeast winds 10 to 15 knots with gusts up to
 20 knots. Bay waters slightly choppy. A chance of thunderstorms
 in the evening. A chance of showers.

 WEDNESDAY
 Southeast winds 10 to 15 knots. Bay waters slightly
 choppy. A chance of thunderstorms. Showers likely, mainly in the
 morning.

 WEDNESDAY NIGHT
 Southeast winds 15 to 20 knots. Bay waters
 choppy.

 THURSDAY
 Southeast winds 15 to 20 knots. Bay waters choppy.

 THURSDAY NIGHT
 Southeast winds 15 to 20 knots. Bay waters
 choppy.
 
 Winds and waves higher in and near thunderstorms.
 
 $$