Bays
Galveston Bay
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. GMZ335-180730- Galveston Bay- 121 PM CDT Sat Oct 17 2026 .THIS AFTERNOON...North winds 10 to 15 knots with gusts up to 20 knots. Bay waters slightly choppy. .TONIGHT...Northeast winds 10 to 15 knots with gusts up to 20 knots. Bay waters slightly choppy.Full forecast ↗