240  
FZUS54 KLCH 090529  
CWFLCH  
 
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE LAKE CHARLES LA  
1228 AM CDT THU OCT 9 2025  
 
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.  
 
GMZ400-091800-  
1228 AM CDT THU OCT 9 2025  
 
.SYNOPSIS FOR LOWER ATCHAFALAYA RIVER LA TO HIGH ISLAND TX OUT  
60 NM INCLUDING SABINE AND CALCASIEU LAKES AND VERMILION AND COTE  
BLANCHE BAYS...  
 
A COLD FRONT IS PUSHING SOUTH ACROSS THE COASTAL WATERS. AS HIGH  
PRESSURE BUILDS IN WINDS WILL INCREASE. A SCA HAS BEEN ISSUED  
BEGINNING EARLY THIS MORNING THROUGH THURS MIDDAY. ANOTHER SCA MAY  
BE NEEDED THURSDAY NIGHT INTO EARLY FRIDAY. OFFSHORE WINDS WILL  
REMAIN AT LEAST SOMEWHAT ELEVATED THROUGH FRIDAY BEFORE DECREASING  
OVER THE WEEKEND AS SURFACE HIGH PRESSURE SETTLES OVER THE  
REGION.  
 
 
 
GMZ430-091800-  
SABINE LAKE-  
1228 AM CDT THU OCT 9 2025  
   
TODAY  
NORTHEAST WINDS 10 TO 15 KNOTS. LAKE WATERS CHOPPY.    
TONIGHT  
NORTHEAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO  
20 KNOTS. LAKE WATERS CHOPPY.    
FRIDAY  
NORTHEAST WINDS 10 TO 15 KNOTS. LAKE WATERS CHOPPY.    
FRIDAY NIGHT  
NORTHEAST WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT  
CHOP.    
SATURDAY  
EAST WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT CHOP.    
SATURDAY NIGHT  
SOUTHEAST WINDS AROUND 5 KNOTS. LAKE WATERS  
SMOOTH.    
SUNDAY  
SOUTHEAST WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT CHOP.    
SUNDAY NIGHT  
SOUTH WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT  
CHOP.    
MONDAY  
SOUTHEAST WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT CHOP.    
MONDAY NIGHT  
SOUTHEAST WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT  
CHOP.  
 
 
 
GMZ432-091800-  
CALCASIEU LAKE-  
1228 AM CDT THU OCT 9 2025  
   
TODAY  
NORTHEAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO  
25 KNOTS. LAKE WATERS CHOPPY.    
TONIGHT  
NORTHEAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO  
25 KNOTS. LAKE WATERS CHOPPY.    
FRIDAY  
NORTHEAST WINDS 10 TO 15 KNOTS. LAKE WATERS CHOPPY.    
FRIDAY NIGHT  
NORTHEAST WINDS AROUND 10 KNOTS. LAKE WATERS  
LIGHT CHOP.    
SATURDAY  
EAST WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT CHOP.    
SATURDAY NIGHT  
EAST WINDS AROUND 5 KNOTS. LAKE WATERS SMOOTH.    
SUNDAY  
SOUTHEAST WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT CHOP.    
SUNDAY NIGHT  
SOUTHEAST WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT  
CHOP.    
MONDAY  
SOUTHEAST WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT CHOP.    
MONDAY NIGHT  
SOUTHEAST WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT  
CHOP.  
 
 
 
GMZ435-091800-  
VERMILION AND WEST COTE BLANCHE BAYS-  
1228 AM CDT THU OCT 9 2025  
   
TODAY  
NORTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS CHOPPY.    
TONIGHT  
NORTHEAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO  
20 KNOTS. BAY WATERS CHOPPY.    
FRIDAY  
NORTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS CHOPPY.    
FRIDAY NIGHT  
NORTHEAST WINDS AROUND 10 KNOTS. BAY WATERS LIGHT  
CHOP.    
SATURDAY  
NORTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT CHOP.   
SATURDAY NIGHT  
EAST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT  
CHOP.    
SUNDAY  
EAST WINDS AROUND 5 KNOTS, BECOMING SOUTHEAST IN THE  
AFTERNOON. BAY WATERS SMOOTH.    
SUNDAY NIGHT  
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT  
CHOP.    
MONDAY  
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT CHOP.    
MONDAY NIGHT  
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT  
CHOP.  
 
 
 
GMZ436-091800-  
ATCHAFALAYA AND EAST COTE BLANCHE BAYS-  
1228 AM CDT THU OCT 9 2025  
   
TODAY  
NORTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS CHOPPY.    
TONIGHT  
NORTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS CHOPPY.    
FRIDAY  
NORTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS CHOPPY.    
FRIDAY NIGHT  
NORTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT  
CHOP.    
SATURDAY  
NORTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT CHOP.   
SATURDAY NIGHT  
EAST WINDS AROUND 5 KNOTS. BAY WATERS SMOOTH.    
SUNDAY  
EAST WINDS AROUND 5 KNOTS, BECOMING SOUTHEAST IN THE  
AFTERNOON. BAY WATERS SMOOTH.    
SUNDAY NIGHT  
SOUTHEAST WINDS AROUND 5 KNOTS. BAY WATERS  
SMOOTH.    
MONDAY  
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT CHOP.    
MONDAY NIGHT  
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT  
CHOP.  
 
 
 
GMZ450-091800-  
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM-  
1228 AM CDT THU OCT 9 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON  
 
...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM THIS AFTERNOON  
THROUGH LATE TONIGHT...  
   
TODAY  
NORTHEAST WINDS 15 TO 20 KNOTS, DIMINISHING TO 10 TO  
15 KNOTS LATE. SEAS 2 TO 4 FEET. WAVE DETAIL: NORTHEAST 4 FEET AT  
5 SECONDS.    
TONIGHT  
NORTHEAST WINDS 15 TO 20 KNOTS WITH GUSTS UP TO  
25 KNOTS. SEAS 2 TO 4 FEET. WAVE DETAIL: NORTHEAST 4 FEET AT  
5 SECONDS.    
FRIDAY  
NORTHEAST WINDS 15 TO 20 KNOTS, DIMINISHING TO 10 TO  
15 KNOTS IN THE AFTERNOON. SEAS 2 TO 4 FEET. WAVE DETAIL: EAST  
4 FEET AT 6 SECONDS.    
FRIDAY NIGHT  
NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.  
WAVE DETAIL: NORTHEAST 2 FEET AT 4 SECONDS AND SOUTHEAST 1 FOOT  
AT 7 SECONDS.    
SATURDAY  
NORTHEAST WINDS 10 TO 15 KNOTS, BECOMING EAST 5 TO  
10 KNOTS IN THE AFTERNOON. SEAS 2 TO 3 FEET. WAVE DETAIL: EAST  
2 FEET AT 4 SECONDS.    
SATURDAY NIGHT  
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND  
2 FEET. WAVE DETAIL: SOUTHEAST 1 FOOT AT 5 SECONDS.    
SUNDAY  
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET.    
SUNDAY NIGHT  
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS AROUND  
2 FEET.    
MONDAY  
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET.    
MONDAY NIGHT  
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS AROUND  
2 FEET.  
 
 
 
GMZ452-091800-  
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM-  
1228 AM CDT THU OCT 9 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON  
 
...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM THIS AFTERNOON  
THROUGH LATE TONIGHT...  
   
TODAY  
NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 2 TO 4 FEET. WAVE  
DETAIL: NORTHEAST 3 FEET AT 4 SECONDS.    
TONIGHT  
NORTHEAST WINDS 15 TO 20 KNOTS WITH GUSTS UP TO  
25 KNOTS. SEAS 2 TO 4 FEET. WAVE DETAIL: NORTHEAST 3 FEET AT  
3 SECONDS.    
FRIDAY  
NORTHEAST WINDS 15 TO 20 KNOTS WITH GUSTS UP TO  
25 KNOTS, DIMINISHING TO 10 TO 15 KNOTS IN THE AFTERNOON. SEAS  
2 TO 4 FEET. WAVE DETAIL: NORTHEAST 3 FEET AT 4 SECONDS.    
FRIDAY NIGHT  
NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.  
WAVE DETAIL: NORTHEAST 2 FEET AT 3 SECONDS AND SOUTHEAST 1 FOOT  
AT 7 SECONDS.    
SATURDAY  
NORTHEAST WINDS 10 TO 15 KNOTS, BECOMING EAST 5 TO  
10 KNOTS IN THE AFTERNOON. SEAS 2 TO 3 FEET. WAVE DETAIL: EAST  
2 FEET AT 4 SECONDS.    
SATURDAY NIGHT  
EAST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET.  
WAVE DETAIL: SOUTHEAST 1 FOOT AT 3 SECONDS.    
SUNDAY  
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET.    
SUNDAY NIGHT  
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND  
2 FEET.    
MONDAY  
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET.    
MONDAY NIGHT  
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS AROUND  
2 FEET.  
 
 
 
GMZ455-091800-  
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY  
LA OUT 20 NM-  
1228 AM CDT THU OCT 9 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON  
 
...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM THIS AFTERNOON  
THROUGH LATE TONIGHT...  
   
TODAY  
NORTHEAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO  
20 KNOTS. SEAS AROUND 2 FEET. WAVE DETAIL: NORTHEAST 2 FEET AT  
3 SECONDS.    
TONIGHT  
NORTHEAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO  
20 KNOTS. SEAS AROUND 2 FEET. WAVE DETAIL: NORTHEAST 2 FEET AT  
3 SECONDS.    
FRIDAY  
NORTHEAST WINDS 10 TO 15 KNOTS. SEAS AROUND 2 FEET.  
WAVE DETAIL: NORTHEAST 2 FEET AT 3 SECONDS.    
FRIDAY NIGHT  
NORTHEAST WINDS 10 TO 15 KNOTS. SEAS AROUND  
2 FEET. WAVE DETAIL: NORTHEAST 2 FEET AT 3 SECONDS.    
SATURDAY  
NORTHEAST WINDS 10 TO 15 KNOTS, DIMINISHING TO 5 TO  
10 KNOTS IN THE AFTERNOON. SEAS 1 TO 2 FEET. WAVE DETAIL:  
NORTHEAST 2 FEET AT 3 SECONDS.    
SATURDAY NIGHT  
EAST WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR LESS.  
WAVE DETAIL: EAST 1 FOOT AT 2 SECONDS.    
SUNDAY  
EAST WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR LESS.    
SUNDAY NIGHT  
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR  
LESS.    
MONDAY  
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR LESS.    
MONDAY NIGHT  
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR  
LESS.  
 
 
 
GMZ470-091800-  
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX FROM 20 TO 60 NM-  
1228 AM CDT THU OCT 9 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON  
 
...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM THIS AFTERNOON  
THROUGH LATE TONIGHT...  
   
TODAY  
NORTHEAST WINDS 20 TO 25 KNOTS, DIMINISHING TO 15 TO  
20 KNOTS WITH GUSTS UP TO 25 KNOTS THIS AFTERNOON. SEAS 4 TO  
6 FEET, OCCASIONALLY TO 8 FEET. WAVE DETAIL: EAST 6 FEET AT  
6 SECONDS. A SLIGHT CHANCE OF SHOWERS EARLY THIS MORNING.    
TONIGHT  
NORTHEAST WINDS 15 TO 20 KNOTS, INCREASING TO 20 TO  
25 KNOTS AFTER MIDNIGHT. SEAS 3 TO 4 FEET, BUILDING TO 4 TO  
6 FEET, OCCASIONALLY TO 8 FEET AFTER MIDNIGHT. WAVE DETAIL: EAST  
4 FEET AT 5 SECONDS, BECOMING EAST 5 FEET AT 6 SECONDS.    
FRIDAY  
NORTHEAST WINDS 15 TO 20 KNOTS WITH GUSTS UP TO  
25 KNOTS. SEAS 4 TO 6 FEET, OCCASIONALLY TO 8 FEET. WAVE DETAIL:  
EAST 5 FEET AT 6 SECONDS.    
FRIDAY NIGHT  
NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.  
WAVE DETAIL: EAST 3 FEET AT 7 SECONDS.    
SATURDAY  
NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.  
WAVE DETAIL: EAST 4 FEET AT 7 SECONDS AND NORTHEAST 2 FEET AT  
4 SECONDS.    
SATURDAY NIGHT  
EAST WINDS AROUND 10 KNOTS. SEAS 2 TO 3 FEET.  
WAVE DETAIL: EAST 3 FEET AT 7 SECONDS.    
SUNDAY  
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET.    
SUNDAY NIGHT  
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS AROUND  
2 FEET.    
MONDAY  
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET.    
MONDAY NIGHT  
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS AROUND  
2 FEET.  
 
 
 
GMZ472-091800-  
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA FROM 20 TO  
60 NM-  
1228 AM CDT THU OCT 9 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON  
 
...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM THIS AFTERNOON  
THROUGH LATE TONIGHT...  
   
TODAY  
NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET,  
OCCASIONALLY TO 8 FEET. WAVE DETAIL: EAST 4 FEET AT 6 SECONDS.    
TONIGHT  
NORTHEAST WINDS 15 TO 20 KNOTS WITH GUSTS UP TO  
25 KNOTS. SEAS 3 TO 5 FEET, OCCASIONALLY TO 6 FEET. WAVE DETAIL:  
EAST 5 FEET AT 6 SECONDS.    
FRIDAY  
NORTHEAST WINDS 15 TO 20 KNOTS, DIMINISHING TO 10 TO  
15 KNOTS IN THE AFTERNOON. SEAS 4 TO 6 FEET, OCCASIONALLY TO  
8 FEET. WAVE DETAIL: EAST 5 FEET AT 6 SECONDS.    
FRIDAY NIGHT  
NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.  
WAVE DETAIL: EAST 4 FEET AT 7 SECONDS AND NORTHEAST 2 FEET AT  
4 SECONDS.    
SATURDAY  
NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.  
WAVE DETAIL: EAST 4 FEET AT 7 SECONDS AND NORTHEAST 2 FEET AT  
3 SECONDS.    
SATURDAY NIGHT  
EAST WINDS AROUND 10 KNOTS. SEAS 2 TO 3 FEET.  
WAVE DETAIL: EAST 3 FEET AT 7 SECONDS.    
SUNDAY  
EAST WINDS AROUND 10 KNOTS. SEAS 2 TO 3 FEET.    
SUNDAY NIGHT  
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS AROUND  
2 FEET.    
MONDAY  
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET.    
MONDAY NIGHT  
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS AROUND  
2 FEET.  
 
 
 
GMZ475-091800-  
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY  
LA FROM 20 TO 60 NM-  
1228 AM CDT THU OCT 9 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON  
 
...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM THIS AFTERNOON  
THROUGH LATE TONIGHT...  
   
TODAY  
NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET,  
OCCASIONALLY TO 6 FEET. WAVE DETAIL: EAST 4 FEET AT 6 SECONDS. A  
SLIGHT CHANCE OF SHOWERS EARLY THIS MORNING.    
TONIGHT  
NORTHEAST WINDS 15 TO 20 KNOTS WITH GUSTS UP TO  
25 KNOTS. SEAS 3 TO 5 FEET, OCCASIONALLY TO 6 FEET. WAVE DETAIL:  
EAST 5 FEET AT 5 SECONDS.    
FRIDAY  
NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET,  
OCCASIONALLY TO 6 FEET. WAVE DETAIL: EAST 4 FEET AT 6 SECONDS.    
FRIDAY NIGHT  
NORTHEAST WINDS 15 TO 20 KNOTS WITH GUSTS UP TO  
25 KNOTS. SEAS 4 TO 6 FEET, OCCASIONALLY TO 8 FEET. WAVE DETAIL:  
EAST 5 FEET AT 6 SECONDS.    
SATURDAY  
NORTHEAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO  
20 KNOTS. SEAS 3 TO 5 FEET, OCCASIONALLY TO 6 FEET. WAVE DETAIL:  
EAST 5 FEET AT 7 SECONDS.    
SATURDAY NIGHT  
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.  
WAVE DETAIL: EAST 3 FEET AT 7 SECONDS.    
SUNDAY  
EAST WINDS AROUND 10 KNOTS. SEAS 2 TO 3 FEET.    
SUNDAY NIGHT  
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS AROUND  
2 FEET.    
MONDAY  
EAST WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET.    
MONDAY NIGHT  
EAST WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET.  
 
 
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