Expires:202507210015;;766537 FZUS54 KHGX 201121 CWFHGX Coastal Waters Forecast for Texas National Weather Service Houston/Galveston TX 621 AM CDT Sun Jul 20 2025 Upper Texas coastal waters from High Island to the Matagorda Ship Channel out 60 nautical miles including Galveston and Matagorda Bays. Seas are provided as a range of the average height of the highest 1/3 of the waves...along with the occasional height of the average highest 10 percent of the waves. GMZ370-375-210015- 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- 621 AM CDT Sun Jul 20 2025 .TODAY...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 5 seconds. .TONIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 6 seconds. .MONDAY...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 6 seconds. .MONDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 6 seconds. .TUESDAY...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 6 seconds. .TUESDAY NIGHT...South winds around 10 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 6 seconds. .WEDNESDAY...South winds 5 to 10 knots, becoming southeast in the afternoon. Seas 2 to 3 feet. .WEDNESDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet. .THURSDAY...West winds 5 to 10 knots, becoming northeast in the afternoon. Seas around 2 feet. .THURSDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or less. A chance of showers and thunderstorms after midnight. Winds and seas higher in and near thunderstorms. $$