050  
WHUS74 KLCH 170225  
MWWLCH  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE LAKE CHARLES LA  
925 PM CDT FRI APR 16 2021  
 
GMZ452-472-171100-  
/O.EXT.KLCH.SC.Y.0025.210417T1200Z-210418T0900Z/  
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM-  
WATERS FROM INTRACOASTAL CITY TO CAMERON LA FROM 20 TO 60 NM-  
925 PM CDT FRI APR 16 2021  
 
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 7 AM SATURDAY TO 4 AM  
CDT SUNDAY...  
 
* WHAT...NORTH WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT EXPECTED.  
 
* WHERE...COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA  
OUT 20 NM AND WATERS FROM INTRACOASTAL CITY TO CAMERON LA FROM  
20 TO 60 NM.  
 
* WHEN...FROM 7 AM SATURDAY TO 4 AM CDT SUNDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 

 
 

 
 
GMZ455-475-171100-  
/O.EXT.KLCH.SC.Y.0025.210417T2100Z-210418T0900Z/  
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY  
LA OUT 20 NM-  
WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY LA FROM  
20 TO 60 NM-  
925 PM CDT FRI APR 16 2021  
 
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 4 PM SATURDAY TO 4 AM  
CDT SUNDAY...  
 
* WHAT...NORTHEAST WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT  
EXPECTED.  
 
* WHERE...COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO  
INTRACOASTAL CITY LA OUT 20 NM AND WATERS FROM LOWER  
ATCHAFALAYA RIVER TO INTRACOASTAL CITY LA FROM 20 TO 60 NM.  
 
* WHEN...FROM 4 PM SATURDAY TO 4 AM CDT SUNDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 

 
 

 
 
GMZ450-470-171100-  
/O.CON.KLCH.SC.Y.0025.210417T1200Z-210418T0900Z/  
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM-  
WATERS FROM CAMERON LA TO HIGH ISLAND TX FROM 20 TO 60 NM-  
925 PM CDT FRI APR 16 2021  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 AM SATURDAY TO  
4 AM CDT SUNDAY...  
 
* WHAT...NORTH WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT EXPECTED.  
 
* WHERE...COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT  
20 NM AND WATERS FROM CAMERON LA TO HIGH ISLAND TX FROM 20 TO  
60 NM.  
 
* WHEN...FROM 7 AM SATURDAY TO 4 AM CDT SUNDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 

 
 

 
 
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