GMZ300-300615-
 1203 PM CDT Wed Jul 29 2026
 
 .Synopsis For High Island to the Matagorda Ship Channel Out 60 NM
 including Galveston and Matagorda Bays.
 
 Light to moderate onshore flow and 2 to 4 foot seas will continue
 for most of the week. Winds may become more southerly during the
 afternoon and hours. Southwesterly winds increase and seas build
 somewhat over the weekend, which may prompt the issuance of
 caution flags. We also expect an increase chance of isolated to
 scattered showers and thunderstorms by the weekend and early next
 week.
 
 $$



   GMZ370-375-300615-  Waters from Freeport to Matagorda Ship Channel TX from 20 to  60 NM-Waters from High Island to Freeport TX from 20 to 60 NM-  1203 PM CDT Wed Jul 29 2026    THIS AFTERNOON  South winds 5 to 10 knots. Seas 2 to 3 feet.  Wave Detail: South 2 feet at 6 seconds.  TONIGHT  South winds 10 to 15 knots. Seas 2 to 3 feet. Wave  Detail: South 3 feet at 6 seconds.  THURSDAY  Southwest winds 10 to 15 knots, becoming south around  10 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: South  3 feet at 5 seconds.  THURSDAY NIGHT  South winds 10 to 15 knots. Seas around 2 feet.  Wave Detail: South 2 feet at 5 seconds.  FRIDAY  Southwest winds 10 to 15 knots, becoming south around  10 knots in the afternoon. Seas around 2 feet. Wave Detail: South  2 feet at 5 seconds.  FRIDAY NIGHT  South winds 10 to 15 knots. Seas 2 to 3 feet.  Wave Detail: South 3 feet at 5 seconds.  SATURDAY  Southwest winds 10 to 15 knots. Seas 2 to 3 feet.  SATURDAY NIGHT  Southwest winds 15 to 20 knots. Seas 2 to  4 feet. A chance of showers and thunderstorms after midnight.  SUNDAY  Southwest winds 15 to 20 knots, diminishing to around  15 knots in the afternoon. Seas around 3 feet. A chance of  showers and thunderstorms in the morning.  SUNDAY NIGHT  Southwest winds 10 to 15 knots. Seas 2 to 3 feet.    Winds and seas higher in and near thunderstorms.    $$