Coastal waters from Cameron LA to High Island TX out 20 NM GMZ450

 
 GMZ400-232100-
 309 AM CDT Sat May 23 2026
 
 .Synopsis for Lower Atchafalaya River LA to High Island TX out
 60 NM including Sabine and Calcasieu Lakes and Vermilion and Cote
 Blanche Bays...
 
 Onshore flow will persist until at least the middle of next week,
 with winds between 5 and 15 knots. Waves will be wind-driven and
 should remain below 4 feet. Widespread showers and thunderstorms
 will remain a concern for the remainder of the forecast; however,
 most significant weather impacts will be felt onshore due to heavy
 rain.
 
 
 $$



 
 GMZ450-232100-
 Coastal waters from Cameron LA to High Island TX out 20 NM-
 309 AM CDT Sat May 23 2026
 

 TODAY
 South winds around 10 knots. Seas around 2 feet. Wave
 Detail: South 2 feet at 4 seconds. A chance of thunderstorms. A
 chance of showers until late afternoon, then showers likely late.

 TONIGHT
 Southeast winds around 10 knots. Seas around 2 feet.
 Wave Detail: South 2 feet at 5 seconds. A chance of
 thunderstorms. A chance of showers in the evening, then showers
 likely after midnight.

 SUNDAY
 Southeast winds 10 to 15 knots. Seas around 2 feet.
 Wave Detail: South 2 feet at 5 seconds. A chance of
 thunderstorms. Showers, mainly in the morning.

 SUNDAY NIGHT
 South winds around 10 knots. Seas around 2 feet.
 Wave Detail: Southeast 2 feet at 5 seconds. Showers likely with a
 slight chance of thunderstorms in the evening, then showers
 likely with a chance of thunderstorms after midnight.

 MONDAY
 South winds 5 to 10 knots. Seas around 2 feet. Wave
 Detail: Southeast 2 feet at 5 seconds. A chance of showers and
 thunderstorms, mainly in the morning.

 MONDAY NIGHT
 South winds 5 to 10 knots. Seas around 2 feet.
 Wave Detail: Southeast 2 feet at 6 seconds. A chance of showers
 and thunderstorms.

 TUESDAY
 South winds 5 to 10 knots. Seas around 2 feet. A
 chance of showers and thunderstorms in the morning.

 TUESDAY NIGHT
 Southeast winds 10 to 15 knots. Seas 2 to
 3 feet. A chance of showers and thunderstorms after midnight.

 WEDNESDAY
 South winds 10 to 15 knots. Seas 2 to 3 feet.
 Showers likely with a chance of thunderstorms.

 WEDNESDAY NIGHT
 South winds 10 to 15 knots. Seas around
 2 feet. Showers likely with a chance of thunderstorms.
 
 Winds and seas higher in and near thunderstorms.
 
 $$