133  
WHUS74 KHGX 152236  
MWWHGX  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX  
536 PM CDT FRI AUG 15 2025  
 
GMZ330-350-370-160300-  
/O.EXT.KHGX.SC.Y.0050.000000T0000Z-250816T0300Z/  
MATAGORDA BAY-  
COASTAL WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX OUT  
20 NM-  
WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX FROM 20 TO  
60 NM-  
536 PM CDT FRI AUG 15 2025  
 
...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 PM CDT THIS  
EVENING...  
 
* WHAT...SEAS 4 TO 7 FT.  
 
* WHERE...MATAGORDA BAY, COASTAL WATERS FROM FREEPORT TO  
MATAGORDA SHIP CHANNEL TX OUT 20 NM AND WATERS FROM FREEPORT  
TO MATAGORDA SHIP CHANNEL TX FROM 20 TO 60 NM.  
 
* WHEN...UNTIL 10 PM CDT THIS EVENING.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
* ADDITIONAL DETAILS...LINGERING SWELL DIMINISHING OVERNIGHT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 
 
 
 
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