567  
WHUS74 KLCH 010750  
MWWLCH  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE LAKE CHARLES LA  
250 AM CDT SAT AUG 1 2026  
 
GMZ450-452-455-475-012100-  
/O.NEW.KLCH.SC.Y.0027.260802T0000Z-260802T1500Z/  
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM-  
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM-  
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY  
LA OUT 20 NM-  
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY  
LA FROM 20 TO 60 NM-  
250 AM CDT SAT AUG 1 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 10 AM  
CDT SUNDAY...  
 
* WHAT...WEST WINDS TO 20 KT WITH GUSTS UP TO 25 KT, SEAS 2 TO 5  
FEET EXPECTED.  
 
* WHERE...COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT  
20 NM, COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT  
20 NM, COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO  
INTRACOASTAL CITY LA OUT 20 NM AND COASTAL WATERS FROM LOWER  
ATCHAFALAYA RIVER TO INTRACOASTAL CITY LA FROM 20 TO 60 NM.  
 
* WHEN...FROM 7 PM THIS EVENING TO 10 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.  
 
 
 
 
 
GMZ470-472-012100-  
/O.NEW.KLCH.SC.Y.0027.260802T0900Z-260802T1500Z/  
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX FROM 20 TO 60 NM-  
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA FROM 20 TO  
60 NM-  
250 AM CDT SAT AUG 1 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM TO 10 AM CDT SUNDAY  
 
* WHAT...WEST WINDS TO 20 KT WITH GUSTS UP TO 25 KT, SEAS 3 TO 5  
FEET EXPECTED.  
 
* WHERE...COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX FROM  
20 TO 60 NM AND COASTAL WATERS FROM INTRACOASTAL CITY TO  
CAMERON LA FROM 20 TO 60 NM.  
 
* WHEN...FROM 4 AM TO 10 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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