724  
FZUS54 KLCH 300809  
CWFLCH  
 
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE LAKE CHARLES LA  
308 AM CDT THU JUL 30 2026  
 
COASTAL WATERS FROM THE LOWER ATCHAFALAYA RIVER LA TO HIGH  
ISLAND TX OUT 60 NAUTICAL MILES INCLUDING SABINE AND  
CALCASIEU LAKES AND VERMILION AND COTE BLANCHE BAYS  
 
SEAS ARE PROVIDED AS A RANGE OF THE AVERAGE HEIGHT OF THE  
HIGHEST ONE THIRD OF THE WAVES, ALONG WITH THE OCCASIONAL  
HEIGHT OF THE AVERAGE HIGHEST TEN PERCENT OF THE WAVES.  
 
GMZ400-302100-  
308 AM CDT THU JUL 30 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...  
 
LIGHT WINDS AND LOW SEAS ARE ANTICIPATED THROUGH SATURDAY.  
A WEAK BOUNDARY WILL DRIFT TO NEAR THE NORTHERN GULF COAST SATURDAY  
NIGHT INTO SUNDAY WHICH WILL INCREASE WINDS TO 15-20 KNOTS OVER THE  
COASTAL WATERS. THE BOUNDARY WILL ALSO INCREASE THUNDERSTORM  
CHANCES. LIGHT SOUTHERLY FLOW BECOMES REESTABLISHED MONDAY THROUGH  
THE REST OF THE WEEK.  
 

 
 
GMZ430-302100-  
SABINE LAKE-  
308 AM CDT THU JUL 30 2026  
   
TODAY
 
SOUTHWEST WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT CHOP.    
TONIGHT
 
SOUTHWEST WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT CHOP.   
FRIDAY
 
SOUTHWEST WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT CHOP.    
FRIDAY NIGHT
 
SOUTHWEST WINDS AROUND 10 KNOTS. LAKE WATERS  
LIGHT CHOP.    
SATURDAY
 
WEST WINDS 10 TO 15 KNOTS. LAKE WATERS CHOPPY.    
SATURDAY NIGHT
 
SOUTHWEST WINDS 10 TO 15 KNOTS. LAKE WATERS  
CHOPPY. A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.    
SUNDAY
 
WEST WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT CHOP. A  
CHANCE OF SHOWERS AND THUNDERSTORMS, MAINLY IN THE MORNING.    
SUNDAY NIGHT
 
SOUTHWEST WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT  
CHOP. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT.    
MONDAY
 
NORTHWEST WINDS AROUND 5 KNOTS, BECOMING SOUTHWEST IN  
THE AFTERNOON. LAKE WATERS LIGHT CHOP. A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS IN THE AFTERNOON.    
MONDAY NIGHT
 
SOUTH WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT  
CHOP.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
GMZ432-302100-  
CALCASIEU LAKE-  
308 AM CDT THU JUL 30 2026  
   
TODAY
 
WEST WINDS 5 TO 10 KNOTS, BECOMING SOUTHWEST LATE. LAKE  
WATERS LIGHT CHOP.    
TONIGHT
 
SOUTHWEST WINDS 10 TO 15 KNOTS, DIMINISHING TO 5 TO  
10 KNOTS AFTER MIDNIGHT. LAKE WATERS CHOPPY.    
FRIDAY
 
SOUTHWEST WINDS 5 TO 10 KNOTS, INCREASING TO 10 TO  
15 KNOTS WITH GUSTS UP TO 20 KNOTS IN THE AFTERNOON. LAKE WATERS  
CHOPPY.    
FRIDAY NIGHT
 
SOUTHWEST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO  
20 KNOTS. LAKE WATERS CHOPPY.    
SATURDAY
 
WEST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO 20 KNOTS.  
LAKE WATERS CHOPPY.    
SATURDAY NIGHT
 
SOUTHWEST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO  
20 KNOTS. LAKE WATERS CHOPPY. SHOWERS AND THUNDERSTORMS LIKELY  
AFTER MIDNIGHT.    
SUNDAY
 
WEST WINDS 10 TO 15 KNOTS. LAKE WATERS CHOPPY. A CHANCE  
OF SHOWERS AND THUNDERSTORMS, MAINLY IN THE MORNING.    
SUNDAY NIGHT
 
SOUTHWEST WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT  
CHOP. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.    
MONDAY
 
WEST WINDS 5 TO 10 KNOTS, BECOMING SOUTHWEST IN THE  
AFTERNOON. LAKE WATERS LIGHT CHOP. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS.    
MONDAY NIGHT
 
SOUTHWEST WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT  
CHOP.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
GMZ435-302100-  
VERMILION AND WEST COTE BLANCHE BAYS-  
308 AM CDT THU JUL 30 2026  
   
TODAY
 
WEST WINDS 5 TO 10 KNOTS, BECOMING SOUTHWEST 10 TO  
15 KNOTS LATE. BAY WATERS CHOPPY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS THIS AFTERNOON.    
TONIGHT
 
SOUTHWEST WINDS 10 TO 15 KNOTS. BAY WATERS CHOPPY.    
FRIDAY
 
SOUTHWEST WINDS 10 TO 15 KNOTS. BAY WATERS CHOPPY.    
FRIDAY NIGHT
 
SOUTHWEST WINDS 10 TO 15 KNOTS. BAY WATERS  
CHOPPY.    
SATURDAY
 
WEST WINDS 15 TO 20 KNOTS. BAY WATERS ROUGH.    
SATURDAY NIGHT
 
SOUTHWEST WINDS 15 TO 20 KNOTS. BAY WATERS  
ROUGH. SHOWERS AND THUNDERSTORMS LIKELY AFTER MIDNIGHT.    
SUNDAY
 
WEST WINDS 10 TO 15 KNOTS. BAY WATERS CHOPPY. SHOWERS  
AND THUNDERSTORMS LIKELY, MAINLY IN THE MORNING.    
SUNDAY NIGHT
 
WEST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT CHOP.  
A CHANCE OF SHOWERS AND THUNDERSTORMS.    
MONDAY
 
WEST WINDS 5 TO 10 KNOTS, BECOMING SOUTHWEST IN THE  
AFTERNOON. BAY WATERS LIGHT CHOP. A CHANCE OF SHOWERS AND  
THUNDERSTORMS.    
MONDAY NIGHT
 
SOUTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT  
CHOP.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
GMZ436-302100-  
ATCHAFALAYA AND EAST COTE BLANCHE BAYS-  
308 AM CDT THU JUL 30 2026  
   
TODAY
 
WEST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT CHOP.    
TONIGHT
 
SOUTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT CHOP.    
FRIDAY
 
SOUTHWEST WINDS AROUND 10 KNOTS. BAY WATERS LIGHT CHOP.   
FRIDAY NIGHT
 
SOUTHWEST WINDS 10 TO 15 KNOTS. BAY WATERS  
CHOPPY.    
SATURDAY
 
WEST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO 20 KNOTS.  
BAY WATERS CHOPPY.    
SATURDAY NIGHT
 
WEST WINDS 15 TO 20 KNOTS. BAY WATERS ROUGH.  
SHOWERS AND THUNDERSTORMS LIKELY AFTER MIDNIGHT.    
SUNDAY
 
WEST WINDS 10 TO 15 KNOTS. BAY WATERS CHOPPY. SHOWERS  
WITH THUNDERSTORMS LIKELY IN THE MORNING, THEN A CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.    
SUNDAY NIGHT
 
WEST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT CHOP.  
A CHANCE OF SHOWERS AND THUNDERSTORMS.    
MONDAY
 
WEST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT CHOP. A  
CHANCE OF SHOWERS AND THUNDERSTORMS, MAINLY IN THE MORNING.    
MONDAY NIGHT
 
SOUTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT  
CHOP. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
GMZ450-302100-  
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM-  
308 AM CDT THU JUL 30 2026  
   
TODAY
 
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS AROUND 2 FEET. WAVE  
DETAIL: SOUTHWEST 2 FEET AT 4 SECONDS.    
TONIGHT
 
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS AROUND 2 FEET.  
WAVE DETAIL: SOUTHWEST 2 FEET AT 4 SECONDS.    
FRIDAY
 
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS AROUND 2 FEET.  
WAVE DETAIL: SOUTHWEST 2 FEET AT 4 SECONDS.    
FRIDAY NIGHT
 
SOUTHWEST WINDS 15 TO 20 KNOTS. SEAS 2 TO 3 FEET.  
WAVE DETAIL: SOUTHWEST 3 FEET AT 4 SECONDS.    
SATURDAY
 
SOUTHWEST WINDS 15 TO 20 KNOTS. SEAS 2 TO 3 FEET.  
WAVE DETAIL: SOUTHWEST 3 FEET AT 4 SECONDS.    
SATURDAY NIGHT
 
SOUTHWEST WINDS AROUND 20 KNOTS WITH GUSTS UP  
TO 25 KNOTS. SEAS 3 TO 4 FEET. WAVE DETAIL: SOUTHWEST 4 FEET AT  
5 SECONDS. A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.    
SUNDAY
 
WEST WINDS 15 TO 20 KNOTS, DIMINISHING TO 10 TO  
15 KNOTS IN THE AFTERNOON. SEAS 2 TO 4 FEET. A CHANCE OF SHOWERS  
AND THUNDERSTORMS, MAINLY IN THE MORNING.    
SUNDAY NIGHT
 
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.  
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN  
A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.    
MONDAY
 
WEST WINDS 10 TO 15 KNOTS, BECOMING SOUTHWEST IN THE  
AFTERNOON. SEAS 2 TO 3 FEET. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING.    
MONDAY NIGHT
 
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS AROUND  
2 FEET.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
GMZ452-302100-  
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM-  
308 AM CDT THU JUL 30 2026  
   
TODAY
 
WEST WINDS 10 TO 15 KNOTS. SEAS AROUND 2 FEET. WAVE  
DETAIL: SOUTHWEST 2 FEET AT 4 SECONDS.    
TONIGHT
 
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS AROUND 2 FEET.  
WAVE DETAIL: SOUTHWEST 2 FEET AT 4 SECONDS.    
FRIDAY
 
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS AROUND 2 FEET.  
WAVE DETAIL: SOUTHWEST 2 FEET AT 4 SECONDS.    
FRIDAY NIGHT
 
SOUTHWEST WINDS 10 TO 15 KNOTS, INCREASING TO  
15 TO 20 KNOTS AFTER MIDNIGHT. SEAS 2 TO 3 FEET. WAVE DETAIL:  
SOUTHWEST 3 FEET AT 4 SECONDS.    
SATURDAY
 
WEST WINDS 15 TO 20 KNOTS WITH GUSTS UP TO 25 KNOTS.  
SEAS 3 TO 4 FEET. WAVE DETAIL: SOUTHWEST 4 FEET AT 4 SECONDS.    
SATURDAY NIGHT
 
SOUTHWEST WINDS AROUND 20 KNOTS WITH GUSTS UP  
TO 25 KNOTS. SEAS 3 TO 5 FEET, OCCASIONALLY TO 6 FEET. WAVE  
DETAIL: SOUTHWEST 4 FEET AT 5 SECONDS. SHOWERS AND THUNDERSTORMS  
LIKELY AFTER MIDNIGHT.    
SUNDAY
 
WEST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET,  
OCCASIONALLY TO 6 FEET, SUBSIDING TO 2 TO 3 FEET IN THE  
AFTERNOON. SHOWERS AND THUNDERSTORMS LIKELY, MAINLY IN THE  
MORNING.    
SUNDAY NIGHT
 
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.  
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN  
A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.    
MONDAY
 
WEST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET. A CHANCE  
OF SHOWERS AND THUNDERSTORMS, MAINLY IN THE MORNING.    
MONDAY NIGHT
 
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS AROUND  
2 FEET.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
GMZ455-302100-  
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY  
LA OUT 20 NM-  
308 AM CDT THU JUL 30 2026  
   
TODAY
 
WEST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET THIS  
MORNING, THEN 1 FOOT OR LESS. WAVE DETAIL: WEST 2 FEET AT  
3 SECONDS, BECOMING WEST 1 FOOT AT 3 SECONDS.    
TONIGHT
 
SOUTHWEST WINDS AROUND 10 KNOTS. SEAS 1 FOOT OR LESS,  
THEN AROUND 2 FEET AFTER MIDNIGHT. WAVE DETAIL: SOUTHWEST 1 FOOT  
AT 3 SECONDS.    
FRIDAY
 
SOUTHWEST WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET IN  
THE MORNING, THEN 1 FOOT OR LESS. WAVE DETAIL: SOUTHWEST 2 FEET  
AT 3 SECONDS, BECOMING SOUTHWEST 1 FOOT AT 3 SECONDS.    
FRIDAY NIGHT
 
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS AROUND  
2 FEET. WAVE DETAIL: SOUTHWEST 2 FEET AT 3 SECONDS.    
SATURDAY
 
WEST WINDS AROUND 15 KNOTS WITH GUSTS UP TO 20 KNOTS.  
SEAS 2 TO 3 FEET. WAVE DETAIL: SOUTHWEST 2 FEET AT 4 SECONDS.    
SATURDAY NIGHT
 
SOUTHWEST WINDS 15 TO 20 KNOTS. SEAS 2 TO  
4 FEET. WAVE DETAIL: SOUTHWEST 3 FEET AT 4 SECONDS. SHOWERS AND  
THUNDERSTORMS LIKELY AFTER MIDNIGHT.    
SUNDAY
 
WEST WINDS 15 TO 20 KNOTS. SEAS 2 TO 4 FEET. SHOWERS  
WITH THUNDERSTORMS LIKELY IN THE MORNING, THEN A CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.    
SUNDAY NIGHT
 
WEST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET. A  
CHANCE OF THUNDERSTORMS. A CHANCE OF SHOWERS IN THE EVENING, THEN  
SHOWERS LIKELY AFTER MIDNIGHT.    
MONDAY
 
WEST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. A CHANCE  
OF SHOWERS AND THUNDERSTORMS, MAINLY IN THE MORNING.    
MONDAY NIGHT
 
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS AROUND  
2 FEET. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
GMZ470-302100-  
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX FROM 20 TO 60 NM-  
308 AM CDT THU JUL 30 2026  
   
TODAY
 
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. WAVE  
DETAIL: SOUTHWEST 2 FEET AT 5 SECONDS.    
TONIGHT
 
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS AROUND 2 FEET.  
WAVE DETAIL: SOUTHWEST 2 FEET AT 5 SECONDS.    
FRIDAY
 
SOUTHWEST WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET.  
WAVE DETAIL: SOUTHWEST 2 FEET AT 4 SECONDS.    
FRIDAY NIGHT
 
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.  
WAVE DETAIL: SOUTH 2 FEET AT 5 SECONDS.    
SATURDAY
 
SOUTHWEST WINDS AROUND 15 KNOTS WITH GUSTS UP TO  
20 KNOTS. SEAS AROUND 3 FEET. WAVE DETAIL: SOUTH 3 FEET AT  
5 SECONDS.    
SATURDAY NIGHT
 
SOUTHWEST WINDS 15 TO 20 KNOTS WITH GUSTS UP TO  
25 KNOTS. SEAS 3 TO 4 FEET. WAVE DETAIL: SOUTHWEST 4 FEET AT  
5 SECONDS. A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.    
SUNDAY
 
WEST WINDS 15 TO 20 KNOTS, DIMINISHING TO 10 TO  
15 KNOTS IN THE AFTERNOON. SEAS 3 TO 4 FEET. SHOWERS LIKELY WITH  
A CHANCE OF THUNDERSTORMS IN THE MORNING, THEN A SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.    
SUNDAY NIGHT
 
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS AROUND  
3 FEET. A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.    
MONDAY
 
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING.    
MONDAY NIGHT
 
SOUTH WINDS 10 TO 15 KNOTS. SEAS AROUND 2 FEET.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
GMZ472-302100-  
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA FROM 20 TO  
60 NM-  
308 AM CDT THU JUL 30 2026  
   
TODAY
 
WEST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. WAVE  
DETAIL: SOUTHWEST 2 FEET AT 5 SECONDS. A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS LATE THIS MORNING.    
TONIGHT
 
SOUTHWEST WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET.  
WAVE DETAIL: SOUTHWEST 2 FEET AT 5 SECONDS.    
FRIDAY
 
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. WAVE  
DETAIL: SOUTHWEST 2 FEET AT 5 SECONDS.    
FRIDAY NIGHT
 
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.  
WAVE DETAIL: SOUTHWEST 2 FEET AT 5 SECONDS.    
SATURDAY
 
WEST WINDS AROUND 15 KNOTS WITH GUSTS UP TO 20 KNOTS.  
SEAS 2 TO 3 FEET. WAVE DETAIL: SOUTH 3 FEET AT 5 SECONDS.    
SATURDAY NIGHT
 
SOUTHWEST WINDS 15 TO 20 KNOTS WITH GUSTS UP TO  
25 KNOTS. SEAS 3 TO 5 FEET, OCCASIONALLY TO 6 FEET. WAVE DETAIL:  
SOUTH 5 FEET AT 6 SECONDS. A CHANCE OF SHOWERS AND THUNDERSTORMS  
AFTER MIDNIGHT.    
SUNDAY
 
WEST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET,  
OCCASIONALLY TO 6 FEET. SHOWERS WITH THUNDERSTORMS LIKELY IN THE  
MORNING, THEN A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON.    
SUNDAY NIGHT
 
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS AROUND  
3 FEET. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
EVENING, THEN A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT.    
MONDAY
 
WEST WINDS 10 TO 15 KNOTS, BECOMING SOUTHWEST 5 TO  
10 KNOTS IN THE AFTERNOON. SEAS 2 TO 3 FEET. A CHANCE OF SHOWERS  
AND THUNDERSTORMS IN THE MORNING.    
MONDAY NIGHT
 
SOUTHWEST WINDS AROUND 10 KNOTS. SEAS AROUND  
2 FEET.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
GMZ475-302100-  
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY  
LA FROM 20 TO 60 NM-  
308 AM CDT THU JUL 30 2026  
   
TODAY
 
WEST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. WAVE  
DETAIL: WEST 2 FEET AT 5 SECONDS. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS LATE THIS MORNING.    
TONIGHT
 
SOUTHWEST WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET.  
WAVE DETAIL: SOUTHWEST 2 FEET AT 4 SECONDS.    
FRIDAY
 
SOUTHWEST WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET.  
WAVE DETAIL: SOUTHWEST 2 FEET AT 4 SECONDS.    
FRIDAY NIGHT
 
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.  
WAVE DETAIL: SOUTHWEST 2 FEET AT 5 SECONDS.    
SATURDAY
 
WEST WINDS AROUND 15 KNOTS WITH GUSTS UP TO 20 KNOTS.  
SEAS 2 TO 3 FEET. WAVE DETAIL: SOUTHWEST 3 FEET AT 5 SECONDS. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.    
SATURDAY NIGHT
 
SOUTHWEST WINDS 15 TO 20 KNOTS WITH GUSTS UP TO  
25 KNOTS. SEAS 3 TO 5 FEET, OCCASIONALLY TO 6 FEET. WAVE DETAIL:  
SOUTHWEST 5 FEET AT 6 SECONDS. A CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT.    
SUNDAY
 
WEST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET,  
OCCASIONALLY TO 6 FEET. SHOWERS WITH THUNDERSTORMS LIKELY IN THE  
MORNING, THEN A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON.    
SUNDAY NIGHT
 
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET.  
A CHANCE OF THUNDERSTORMS. A CHANCE OF SHOWERS IN THE EVENING,  
THEN SHOWERS LIKELY AFTER MIDNIGHT.    
MONDAY
 
WEST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET. A CHANCE  
OF SHOWERS AND THUNDERSTORMS, MAINLY IN THE MORNING.    
MONDAY NIGHT
 
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS AROUND  
2 FEET. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
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