GMZ300-181830-
 1216 AM CDT Mon May 18 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 through Tuesday morning. Isolated showers and
 storms remain possible throughout the day, followed by increasing
 chances of storms late Tuesday and beyond.
 
 $$




 
 GMZ350-355-181830-
 Coastal waters from Freeport to Matagorda Ship Channel TX out
 20 NM-Coastal waters from High Island to Freeport TX out 20 NM-
 1216 AM CDT Mon May 18 2026
 
 SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY MORNING
 

 TODAY
 Southeast winds around 20 knots with gusts up to
 30 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail:
 Southeast 6 feet at 7 seconds. A slight chance of showers with
 isolated thunderstorms late.

 TONIGHT
 Southeast winds 15 to 20 knots with gusts up to
 25 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail:
 Southeast 6 feet at 7 seconds.

 TUESDAY
 Southeast winds 15 to 20 knots. Seas 4 to 6 feet,
 occasionally to 8 feet. Wave Detail: Southeast 6 feet at
 8 seconds.

 TUESDAY NIGHT
 Southeast winds 15 to 20 knots, diminishing to
 around 15 knots after midnight. Seas 3 to 5 feet. Wave Detail:
 Southeast 5 feet at 8 seconds. A chance of showers.

 WEDNESDAY
 Southeast winds 10 to 15 knots. Seas 3 to 5 feet.
 Wave Detail: Southeast 4 feet at 8 seconds. A chance of showers.

 WEDNESDAY NIGHT
 Southeast winds around 10 knots. Seas 2 to
 4 feet. Wave Detail: Southeast 4 feet at 7 seconds.

 THURSDAY
 Southeast winds around 10 knots. Seas 2 to 4 feet. A
 chance of showers and thunderstorms.

 THURSDAY NIGHT
 Southeast winds 10 to 15 knots. Seas 2 to
 4 feet. A chance of thunderstorms. A chance of showers in the
 evening, then showers likely after midnight.

 FRIDAY
 South winds 10 to 15 knots. Seas 2 to 4 feet. A chance
 of thunderstorms. Showers.

 FRIDAY NIGHT
 Southeast winds 10 to 15 knots. Seas 2 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.
 
 $$