626  
FZUS54 KLCH 310808  
CWFLCH  
 
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE LAKE CHARLES LA  
308 AM CDT FRI JUL 31 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.  
 
GMZ400-312100-  
308 AM CDT FRI JUL 31 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 SOUTHWESTERLY WINDS AND LOW SEAS WILL CONTINUE  
THROUGH SATURDAY. A WEAK BOUNDARY WILL MOVE THROUGH THE COASTAL  
WATERS EARLY SUNDAY WHICH WILL INCREASE WEST NORTHWESTERLY WINDS TO  
15-20 KNOTS. THE BOUNDARY WILL ALSO INCREASE THUNDERSTORM CHANCES.  
LIGHT SOUTHERLY FLOW BECOMES REESTABLISHED MONDAY THROUGH THE REST  
OF THE WEEK.  
 
 
 
GMZ430-312100-  
SABINE LAKE-  
308 AM CDT FRI JUL 31 2026  
   
TODAY  
SOUTHWEST WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT CHOP.    
TONIGHT  
SOUTHWEST WINDS AROUND 10 KNOTS. LAKE WATERS LIGHT  
CHOP.    
SATURDAY  
WEST WINDS AROUND 10 KNOTS. LAKE WATERS LIGHT CHOP.    
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.    
SUNDAY NIGHT  
SOUTHWEST WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT  
CHOP.    
MONDAY  
SOUTHWEST WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT CHOP.  
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.    
MONDAY NIGHT  
SOUTHWEST WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT  
CHOP.    
TUESDAY  
SOUTHWEST WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT CHOP.   
TUESDAY NIGHT  
SOUTH WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT  
CHOP.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 
 
 
GMZ432-312100-  
CALCASIEU LAKE-  
308 AM CDT FRI JUL 31 2026  
   
TODAY  
SOUTHWEST WINDS 5 TO 10 KNOTS, INCREASING TO 10 TO  
15 KNOTS LATE. LAKE WATERS CHOPPY.    
TONIGHT  
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. A CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT.    
SUNDAY  
WEST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO 20 KNOTS,  
DIMINISHING TO 5 TO 10 KNOTS IN THE AFTERNOON. LAKE WATERS  
CHOPPY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS 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  
SOUTHWEST WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT CHOP.  
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING.    
MONDAY NIGHT  
SOUTHWEST WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT  
CHOP.    
TUESDAY  
SOUTHWEST WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT CHOP.   
TUESDAY NIGHT  
SOUTH WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT  
CHOP.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 
 
 
GMZ435-312100-  
VERMILION AND WEST COTE BLANCHE BAYS-  
308 AM CDT FRI JUL 31 2026  
   
TODAY  
SOUTHWEST WINDS 10 TO 15 KNOTS. BAY WATERS CHOPPY.    
TONIGHT  
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 LIKELY WITH A CHANCE OF THUNDERSTORMS AFTER  
MIDNIGHT.    
SUNDAY  
WEST WINDS 15 TO 20 KNOTS, DIMINISHING TO AROUND  
10 KNOTS IN THE AFTERNOON. BAY WATERS ROUGH. A CHANCE OF SHOWERS  
AND THUNDERSTORMS, MAINLY IN THE MORNING.    
SUNDAY NIGHT  
WEST WINDS AROUND 10 KNOTS. BAY WATERS LIGHT  
CHOP. A SLIGHT CHANCE OF THUNDERSTORMS. A SLIGHT CHANCE OF  
SHOWERS IN THE EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT.    
MONDAY  
WEST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT CHOP. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.    
MONDAY NIGHT  
SOUTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT  
CHOP.    
TUESDAY  
SOUTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT CHOP.  
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.    
TUESDAY NIGHT  
SOUTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT  
CHOP.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 
 
 
GMZ436-312100-  
ATCHAFALAYA AND EAST COTE BLANCHE BAYS-  
308 AM CDT FRI JUL 31 2026  
   
TODAY  
WEST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT CHOP.    
TONIGHT  
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  
SOUTHWEST WINDS 10 TO 15 KNOTS, BECOMING WEST  
15 TO 20 KNOTS AFTER MIDNIGHT. BAY WATERS ROUGH. SHOWERS LIKELY  
WITH A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.    
SUNDAY  
WEST WINDS 10 TO 15 KNOTS. BAY WATERS CHOPPY. SHOWERS  
AND THUNDERSTORMS LIKELY, MAINLY IN THE MORNING.    
SUNDAY NIGHT  
SOUTHWEST WINDS 10 TO 15 KNOTS, BECOMING WEST  
5 TO 10 KNOTS AFTER MIDNIGHT. BAY WATERS CHOPPY. A SLIGHT CHANCE  
OF SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF  
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.    
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.    
TUESDAY  
SOUTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT CHOP.  
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.    
TUESDAY NIGHT  
SOUTHWEST WINDS AROUND 5 KNOTS. BAY WATERS  
SMOOTH.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 
 
 
GMZ450-312100-  
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM-  
308 AM CDT FRI JUL 31 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, INCREASING TO 15 TO  
20 KNOTS AFTER MIDNIGHT. 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 15 TO 20 KNOTS WITH GUSTS UP TO  
25 KNOTS. SEAS 3 TO 4 FEET. WAVE DETAIL: SOUTHWEST 4 FEET AT  
5 SECONDS. SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS AFTER  
MIDNIGHT.    
SUNDAY  
WEST WINDS 15 TO 20 KNOTS, DIMINISHING TO 10 TO  
15 KNOTS IN THE AFTERNOON. SEAS 2 TO 4 FEET. WAVE DETAIL:  
SOUTHWEST 4 FEET AT 5 SECONDS. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING.    
SUNDAY NIGHT  
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.  
WAVE DETAIL: SOUTHWEST 3 FEET AT 4 SECONDS. A SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.    
MONDAY  
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS AROUND 2 FEET. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING.    
MONDAY NIGHT  
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS AROUND  
2 FEET.    
TUESDAY  
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS AROUND 2 FEET.    
TUESDAY NIGHT  
SOUTH WINDS 10 TO 15 KNOTS. SEAS AROUND 2 FEET.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 
 
 
GMZ452-312100-  
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM-  
308 AM CDT FRI JUL 31 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, 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 2 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 4 FEET. WAVE DETAIL: SOUTHWEST 4 FEET AT  
5 SECONDS. SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS AFTER  
MIDNIGHT.    
SUNDAY  
WEST WINDS 15 TO 20 KNOTS, DIMINISHING TO 10 TO  
15 KNOTS IN THE AFTERNOON. SEAS 2 TO 4 FEET. WAVE DETAIL:  
SOUTHWEST 4 FEET AT 5 SECONDS. A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING.    
SUNDAY NIGHT  
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.  
WAVE DETAIL: SOUTHWEST 3 FEET AT 5 SECONDS. 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 SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS.    
MONDAY NIGHT  
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS AROUND  
2 FEET.    
TUESDAY  
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING.    
TUESDAY NIGHT  
SOUTH WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 
 
 
GMZ455-312100-  
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY  
LA OUT 20 NM-  
308 AM CDT FRI JUL 31 2026  
   
TODAY  
SOUTHWEST WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET THIS  
MORNING, THEN 1 FOOT OR LESS. WAVE DETAIL: SOUTHWEST 1 FOOT AT  
3 SECONDS, BECOMING SOUTHWEST 1 FOOT AT 2 SECONDS.    
TONIGHT  
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  
3 FEET. WAVE DETAIL: SOUTHWEST 3 FEET AT 4 SECONDS. SHOWERS WITH  
A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.    
SUNDAY  
WEST WINDS 15 TO 20 KNOTS. SEAS 2 TO 3 FEET. WAVE  
DETAIL: WEST 3 FEET AT 4 SECONDS. SHOWERS WITH THUNDERSTORMS  
LIKELY IN THE MORNING, THEN A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON.    
SUNDAY NIGHT  
WEST WINDS 10 TO 15 KNOTS. SEAS AROUND 2 FEET.  
WAVE DETAIL: SOUTHWEST 2 FEET AT 4 SECONDS. A SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF  
SHOWERS AND THUNDERSTORMS 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.    
TUESDAY  
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET IN  
THE MORNING, THEN 1 FOOT OR LESS. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS.    
TUESDAY NIGHT  
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR  
LESS.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 
 
 
GMZ470-312100-  
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX FROM 20 TO 60 NM-  
308 AM CDT FRI JUL 31 2026  
   
TODAY  
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. WAVE  
DETAIL: SOUTH 2 FEET AT 5 SECONDS.    
TONIGHT  
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 2 TO 3 FEET. WAVE DETAIL: SOUTHWEST 3 FEET AT  
4 SECONDS.    
SATURDAY NIGHT  
SOUTHWEST WINDS 15 TO 20 KNOTS WITH GUSTS UP TO  
25 KNOTS. SEAS 3 TO 4 FEET. WAVE DETAIL: SOUTH 4 FEET AT  
6 SECONDS. SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS AFTER  
MIDNIGHT.    
SUNDAY  
WEST WINDS 15 TO 20 KNOTS, DIMINISHING TO 10 TO  
15 KNOTS IN THE AFTERNOON. SEAS 2 TO 4 FEET. WAVE DETAIL:  
SOUTHWEST 4 FEET AT 5 SECONDS. A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING.    
SUNDAY NIGHT  
SOUTHWEST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO  
20 KNOTS. SEAS 2 TO 3 FEET. WAVE DETAIL: SOUTH 3 FEET AT  
6 SECONDS. A SLIGHT 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 SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE MORNING.    
MONDAY NIGHT  
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS AROUND  
2 FEET.    
TUESDAY  
SOUTHWEST WINDS 10 TO 15 KNOTS, BECOMING SOUTH 5 TO  
10 KNOTS IN THE AFTERNOON. SEAS AROUND 2 FEET.    
TUESDAY NIGHT  
SOUTH WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 
 
 
GMZ472-312100-  
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA FROM 20 TO  
60 NM-  
308 AM CDT FRI JUL 31 2026  
   
TODAY  
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. WAVE  
DETAIL: SOUTH 2 FEET AT 5 SECONDS.    
TONIGHT  
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET. WAVE  
DETAIL: SOUTHWEST 3 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.    
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  
6 SECONDS. SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS AFTER  
MIDNIGHT.    
SUNDAY  
WEST WINDS 15 TO 20 KNOTS WITH GUSTS UP TO 25 KNOTS.  
SEAS 3 TO 4 FEET. WAVE DETAIL: WEST 4 FEET AT 5 SECONDS. 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 WITH GUSTS UP TO  
20 KNOTS. SEAS AROUND 3 FEET. WAVE DETAIL: SOUTHWEST 3 FEET AT  
6 SECONDS. 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 SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE MORNING.    
MONDAY NIGHT  
SOUTHWEST WINDS AROUND 10 KNOTS. SEAS AROUND  
2 FEET.    
TUESDAY  
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING.    
TUESDAY NIGHT  
SOUTH WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 
 
 
GMZ475-312100-  
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY  
LA FROM 20 TO 60 NM-  
308 AM CDT FRI JUL 31 2026  
   
TODAY  
SOUTHWEST WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET.  
WAVE DETAIL: SOUTHWEST 2 FEET AT 4 SECONDS.    
TONIGHT  
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 WITH GUSTS UP TO 25 KNOTS.  
SEAS 3 TO 5 FEET, OCCASIONALLY TO 6 FEET. WAVE DETAIL: SOUTHWEST  
5 FEET AT 6 SECONDS. SHOWERS 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 2 TO 3 FEET.  
WAVE DETAIL: SOUTHWEST 3 FEET AT 6 SECONDS. 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, DIMINISHING TO 5 TO 10 KNOTS  
IN THE AFTERNOON. SEAS 2 TO 3 FEET. A CHANCE OF SHOWERS AND  
THUNDERSTORMS, MAINLY IN THE MORNING.    
MONDAY NIGHT  
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS AROUND  
2 FEET.    
TUESDAY  
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING.    
TUESDAY NIGHT  
SOUTH WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 
 
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