NWS Marine Forecast



 Hazardous marine condition(s):
 Small Craft Advisory
   GMZ300-181215-  644 PM CDT Sun May 17 2026    .Synopsis For High Island to the Matagorda Ship Channel Out 60 NM  including Galveston and Matagorda Bays.    A long fetch of moderate to occasionally strong onshore winds  will continue over the next couple of days resulting in higher  than normal waters levels...most notable around high tide  times...and an enhanced rip current risk. Elevated winds and seas  will continue through at least late Monday. Small Craft Advisories  remain in effect. Isolated showers remain possible through Monday,  followed by increasing chances of storms late Tuesday and beyond.    $$
   GMZ370-375-181215-  Waters from Freeport to Matagorda Ship Channel TX from 20 to  60 NM-Waters from High Island to Freeport TX from 20 to 60 NM-  644 PM CDT Sun May 17 2026    SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING    TONIGHT  Southeast winds around 20 knots with gusts up to  30 knots. Seas 6 to 7 feet, occasionally to 9 feet. Wave Detail:  Southeast 6 feet at 7 seconds.  MONDAY  Southeast winds around 20 knots with gusts up to  25 knots. Seas 6 to 8 feet, occasionally to 10 feet. Wave Detail:  Southeast 6 feet at 7 seconds.  MONDAY NIGHT  Southeast winds 15 to 20 knots with gusts up to  25 knots. Seas 6 to 8 feet, occasionally to 10 feet. Wave Detail:  Southeast 6 feet at 8 seconds.  TUESDAY  Southeast winds 15 to 20 knots. Seas 5 to 7 feet,  occasionally to 9 feet. Wave Detail: Southeast 6 feet at  8 seconds.  TUESDAY NIGHT  Southeast winds 10 to 15 knots with gusts up to  20 knots. Seas 5 to 6 feet, occasionally to 8 feet. Wave Detail:  Southeast 5 feet at 7 seconds. A chance of showers and  thunderstorms.  WEDNESDAY  Southeast winds 10 to 15 knots. Seas 4 to 6 feet,  occasionally to 8 feet. Wave Detail: Southeast 5 feet at  8 seconds.  WEDNESDAY NIGHT  Southeast winds around 10 knots. Seas around  4 feet.  THURSDAY  Southeast winds around 10 knots. Seas 3 to 4 feet. A  chance of showers and thunderstorms.  THURSDAY NIGHT  Southeast winds around 10 knots. Seas 3 to  4 feet. A chance of showers. A chance of thunderstorms after  midnight.  FRIDAY  South winds 10 to 15 knots. Seas 3 to 4 feet. A chance  of thunderstorms. Showers likely.  FRIDAY NIGHT  Southeast winds around 10 knots. Seas 3 to  4 feet. A chance of showers in the evening, then showers likely  with a chance of thunderstorms after midnight.    Winds and seas higher in and near thunderstorms.    $$