439  
FZUS54 KLCH 210314  
CWFLCH  
 
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE LAKE CHARLES LA  
1014 PM CDT FRI APR 20 2018  
 
COASTAL WATERS FROM THE LOWER ATCHAFALAYA RIVER LA TO HIGH  
ISLAND TX OUT 60 NAUTICAL MILES INCLUDING SABINE AND  
CALCASIEU LAKES AND VERMILION BAY  
 
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.  
 
GMZ400-211615-  
SYNOPSIS FOR LOWER ATCHAFALAYA RIVER LA TO HIGH ISLAND TX OUT  
60 NM INCLUDING SABINE AND CALCASIEU LAKES AND VERMILION BAY  
1014 PM CDT FRI APR 20 2018  
   
SYNOPSIS
 
 
EAST TO SOUTHEAST WINDS WILL CONTINUE THROUGH THE REST OF TONIGHT  
AND THROUGH SATURDAY AHEAD OF ANOTHER COLD FRONT. THE FRONT WILL  
BE PRECEDED AND ACCOMPANIED BY SCATTERED TO WIDESPREAD SHOWERS AND  
THUNDERSTORMS LATE SATURDAY INTO SUNDAY WITH OFFSHORE FLOW  
DEVELOPING ONCE AGAIN IN ITS WAKE FOR THE EARLY PART OF NEXT WEEK.  
 

 
 
GMZ430-211615-  
SABINE LAKE-  
1014 PM CDT FRI APR 20 2018  
   
REST OF TONIGHT
 
SOUTHEAST WINDS 5 TO 10 KNOTS. LAKE WATERS A  
LIGHT CHOP.    
SATURDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. LAKE WATERS CHOPPY.  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.    
SATURDAY NIGHT
 
SOUTH WINDS 10 TO 15 KNOTS. LAKE WATERS CHOPPY.  
THUNDERSTORMS IN THE EVENING. SHOWERS THROUGH THE NIGHT. SLIGHT  
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.    
SUNDAY
 
SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING NORTHWEST IN THE  
AFTERNOON. LAKE WATERS A LIGHT CHOP. CHANCE OF SHOWERS IN THE  
MORNING.    
SUNDAY NIGHT
 
NORTHWEST WINDS 5 TO 10 KNOTS. LAKE WATERS A  
LIGHT CHOP.    
MONDAY
 
NORTHWEST WINDS 5 TO 10 KNOTS. LAKE WATERS A LIGHT  
CHOP.    
MONDAY NIGHT
 
NORTH WINDS 5 TO 10 KNOTS. LAKE WATERS A LIGHT  
CHOP.    
TUESDAY
 
NORTHWEST WINDS AROUND 5 KNOTS. LAKE WATERS SMOOTH.    
TUESDAY NIGHT
 
NORTH WINDS AROUND 5 KNOTS. LAKE WATERS SMOOTH.    
WEDNESDAY
 
NORTHWEST WINDS 5 TO 10 KNOTS. LAKE WATERS A LIGHT  
CHOP.    
WEDNESDAY NIGHT
 
NORTHWEST WINDS 5 TO 10 KNOTS. LAKE WATERS A  
LIGHT CHOP.  
 

 
 
GMZ432-211615-  
CALCASIEU LAKE-  
1014 PM CDT FRI APR 20 2018  
   
REST OF TONIGHT
 
SOUTHEAST WINDS 5 TO 10 KNOTS. LAKE WATERS A  
LIGHT CHOP.    
SATURDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. LAKE WATERS CHOPPY.  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.    
SATURDAY NIGHT
 
SOUTH WINDS 5 TO 10 KNOTS. LAKE WATERS A LIGHT  
CHOP. SHOWERS AND THUNDERSTORMS LIKELY IN THE EVENING, THEN  
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.    
SUNDAY
 
SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING NORTHWEST IN THE  
AFTERNOON. LAKE WATERS A LIGHT CHOP. CHANCE OF SHOWERS IN THE  
MORNING.    
SUNDAY NIGHT
 
NORTHWEST WINDS 5 TO 10 KNOTS. LAKE WATERS A  
LIGHT CHOP.    
MONDAY
 
NORTHWEST WINDS 5 TO 10 KNOTS. LAKE WATERS A LIGHT  
CHOP.    
MONDAY NIGHT
 
NORTH WINDS 5 TO 10 KNOTS. LAKE WATERS A LIGHT  
CHOP.    
TUESDAY
 
NORTHWEST WINDS AROUND 5 KNOTS. LAKE WATERS SMOOTH.    
TUESDAY NIGHT
 
NORTH WINDS AROUND 5 KNOTS. LAKE WATERS SMOOTH.    
WEDNESDAY
 
NORTHWEST WINDS 5 TO 10 KNOTS. LAKE WATERS A LIGHT  
CHOP.    
WEDNESDAY NIGHT
 
NORTHWEST WINDS 5 TO 10 KNOTS. LAKE WATERS A  
LIGHT CHOP.  
 

 
 
GMZ435-211615-  
VERMILION BAY-  
1014 PM CDT FRI APR 20 2018  
   
REST OF TONIGHT
 
EAST WINDS 10 TO 15 KNOTS. BAY WATERS CHOPPY.    
SATURDAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS A LIGHT  
CHOP.    
SATURDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS  
CHOPPY. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN  
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.    
SUNDAY
 
SOUTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS A LIGHT CHOP.  
SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING,  
THEN CHANCE OF SHOWERS IN THE AFTERNOON.    
SUNDAY NIGHT
 
NORTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS A LIGHT  
CHOP.    
MONDAY
 
NORTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS A LIGHT CHOP.   
MONDAY NIGHT
 
NORTH WINDS 5 TO 10 KNOTS. BAY WATERS A LIGHT  
CHOP.    
TUESDAY
 
NORTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS A LIGHT  
CHOP.    
TUESDAY NIGHT
 
NORTH WINDS 5 TO 10 KNOTS. BAY WATERS A LIGHT  
CHOP.    
WEDNESDAY
 
NORTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS A LIGHT  
CHOP.    
WEDNESDAY NIGHT
 
NORTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS A  
LIGHT CHOP.  
 

 
 
GMZ450-211615-  
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM-  
1014 PM CDT FRI APR 20 2018  
   
REST OF TONIGHT
 
SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 2 TO 4  
FEET.    
SATURDAY
 
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 2 TO 4 FEET.  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.    
SATURDAY NIGHT
 
SOUTH WINDS 10 TO 15 KNOTS. SEAS 1 TO 3 FEET.  
SHOWERS AND THUNDERSTORMS LIKELY IN THE EVENING, THEN SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.    
SUNDAY
 
SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING NORTHWEST IN  
THE AFTERNOON. SEAS 1 TO 3 FEET. CHANCE OF SHOWERS IN THE  
MORNING.    
SUNDAY NIGHT
 
NORTHWEST WINDS 10 TO 15 KNOTS. SEAS 1 TO 3 FEET.   
MONDAY
 
NORTHWEST WINDS 10 TO 15 KNOTS. SEAS 1 TO 2 FEET.    
MONDAY NIGHT
 
NORTH WINDS 5 TO 10 KNOTS. SEAS 1 TO 2 FEET.    
TUESDAY
 
NORTHWEST WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR LESS.    
TUESDAY NIGHT
 
NORTHWEST WINDS 5 TO 10 KNOTS BECOMING NORTHEAST  
AFTER MIDNIGHT. SEAS 1 FOOT OR LESS.    
WEDNESDAY
 
NORTH WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR LESS.    
WEDNESDAY NIGHT
 
NORTHWEST WINDS 10 TO 15 KNOTS. SEAS 1 TO  
2 FEET.  
 

 
 
GMZ452-211615-  
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM-  
1014 PM CDT FRI APR 20 2018  
   
REST OF TONIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO  
4 FEET.    
SATURDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 1 TO 3 FEET.    
SATURDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 1 TO  
3 FEET. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN  
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.    
SUNDAY
 
SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST IN THE  
AFTERNOON. SEAS 1 TO 3 FEET. SHOWERS LIKELY AND SLIGHT CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN SLIGHT CHANCE OF SHOWERS IN  
THE AFTERNOON.    
SUNDAY NIGHT
 
NORTHWEST WINDS 10 TO 15 KNOTS. SEAS 1 TO 3 FEET.   
MONDAY
 
NORTHWEST WINDS 10 TO 15 KNOTS. SEAS 1 TO 3 FEET.    
MONDAY NIGHT
 
NORTH WINDS 10 TO 15 KNOTS. SEAS 1 TO 2 FEET.    
TUESDAY
 
NORTHWEST WINDS 5 TO 10 KNOTS. SEAS 1 TO 2 FEET.    
TUESDAY NIGHT
 
NORTHWEST WINDS 5 TO 10 KNOTS BECOMING NORTH  
AFTER MIDNIGHT. SEAS 1 FOOT OR LESS.    
WEDNESDAY
 
NORTHWEST WINDS 5 TO 10 KNOTS. SEAS 1 TO 2 FEET.    
WEDNESDAY NIGHT
 
NORTHWEST WINDS 10 TO 15 KNOTS. SEAS 1 TO  
2 FEET.  
 

 
 
GMZ455-211615-  
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY  
LA OUT 20 NM-  
1014 PM CDT FRI APR 20 2018  
   
REST OF TONIGHT
 
EAST WINDS AROUND 15 KNOTS. SEAS 1 TO 2 FEET.    
SATURDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 1 TO 3 FEET.    
SATURDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 1 TO  
3 FEET. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN  
SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.   
SUNDAY
 
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS 1 TO 3 FEET.  
SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING,  
THEN CHANCE OF SHOWERS IN THE AFTERNOON.    
SUNDAY NIGHT
 
NORTHWEST WINDS 10 TO 15 KNOTS. SEAS 1 TO 3 FEET.   
MONDAY
 
NORTHWEST WINDS 10 TO 15 KNOTS. SEAS 1 TO 2 FEET.    
MONDAY NIGHT
 
NORTH WINDS 10 TO 15 KNOTS. SEAS 1 TO 2 FEET.    
TUESDAY
 
NORTHWEST WINDS 5 TO 10 KNOTS. SEAS 1 TO 2 FEET.    
TUESDAY NIGHT
 
NORTH WINDS 5 TO 10 KNOTS. SEAS 1 TO 2 FEET.    
WEDNESDAY
 
NORTHWEST WINDS 5 TO 10 KNOTS. SEAS 1 TO 2 FEET.    
WEDNESDAY NIGHT
 
NORTHWEST WINDS 10 TO 15 KNOTS. SEAS 1 TO  
2 FEET.  
 

 
 
GMZ470-211615-  
WATERS FROM CAMERON LA TO HIGH ISLAND TX FROM 20 TO 60 NM-  
1014 PM CDT FRI APR 20 2018  
   
REST OF TONIGHT
 
SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 2 TO 4  
FEET.   
SATURDAY
 
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET.  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.    
SATURDAY NIGHT
 
SOUTH WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET.  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN SHOWERS  
LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.    
SUNDAY
 
SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING NORTHWEST IN  
THE AFTERNOON. SEAS 3 TO 5 FEET. CHANCE OF SHOWERS IN THE  
MORNING.    
SUNDAY NIGHT
 
NORTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.   
MONDAY
 
NORTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.    
MONDAY NIGHT
 
NORTHWEST WINDS AROUND 10 KNOTS. SEAS 1 TO  
2 FEET.    
TUESDAY
 
NORTHWEST WINDS 5 TO 10 KNOTS. SEAS 1 TO 2 FEET.    
TUESDAY NIGHT
 
WEST WINDS 5 TO 10 KNOTS BECOMING NORTH AFTER  
MIDNIGHT. SEAS 1 TO 2 FEET.    
WEDNESDAY
 
NORTH WINDS 5 TO 10 KNOTS. SEAS 1 TO 2 FEET.    
WEDNESDAY NIGHT
 
NORTHWEST WINDS 10 TO 15 KNOTS. SEAS 1 TO  
3 FEET.  
 

 
 
GMZ472-211615-  
WATERS FROM INTRACOASTAL CITY TO CAMERON LA FROM 20 TO 60 NM-  
1014 PM CDT FRI APR 20 2018  
   
REST OF TONIGHT
 
SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 2 TO 4  
FEET.    
SATURDAY
 
SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 3 TO 5 FEET.    
SATURDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO  
4 FEET. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN  
SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.   
SUNDAY
 
SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST IN THE  
AFTERNOON. SEAS 2 TO 4 FEET. SHOWERS LIKELY AND SLIGHT CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN SLIGHT CHANCE OF SHOWERS IN  
THE AFTERNOON.    
SUNDAY NIGHT
 
NORTHWEST WINDS AROUND 15 KNOTS. SEAS 3 TO  
5 FEET.    
MONDAY
 
NORTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.    
MONDAY NIGHT
 
NORTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.   
TUESDAY
 
NORTHWEST WINDS 5 TO 10 KNOTS. SEAS 1 TO 2 FEET.    
TUESDAY NIGHT
 
NORTHWEST WINDS 5 TO 10 KNOTS BECOMING NORTH  
AFTER MIDNIGHT. SEAS 1 TO 2 FEET.    
WEDNESDAY
 
NORTH WINDS 5 TO 10 KNOTS. SEAS 1 TO 2 FEET.    
WEDNESDAY NIGHT
 
NORTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO  
4 FEET.  
 

 
 
GMZ475-211615-  
WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY LA FROM  
20 TO 60 NM-  
1014 PM CDT FRI APR 20 2018  
   
REST OF TONIGHT
 
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.    
SATURDAY
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.    
SATURDAY NIGHT
 
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO  
4 FEET. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN  
SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.   
SUNDAY
 
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.  
SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING,  
THEN CHANCE OF SHOWERS IN THE AFTERNOON.    
SUNDAY NIGHT
 
NORTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.   
MONDAY
 
NORTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.    
MONDAY NIGHT
 
NORTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.   
TUESDAY
 
NORTHWEST WINDS AROUND 10 KNOTS. SEAS 1 TO 3 FEET.    
TUESDAY NIGHT
 
NORTHWEST WINDS AROUND 10 KNOTS. SEAS 1 TO  
3 FEET.    
WEDNESDAY
 
NORTHWEST WINDS 5 TO 10 KNOTS. SEAS 1 TO 2 FEET.    
WEDNESDAY NIGHT
 
NORTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO  
4 FEET.  
 

 
 
13  
 
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