920  
WHUS74 KHGX 010805  
MWWHGX  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX  
305 AM CDT TUE APR 1 2025  
 
GMZ330-335-350-355-011615-  
/O.CON.KHGX.MF.Y.0031.000000T0000Z-250401T1500Z/  
/O.NEW.KHGX.SC.Y.0034.250402T0300Z-250403T0600Z/  
MATAGORDA BAY-GALVESTON BAY-  
COASTAL WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX OUT  
20 NM-COASTAL WATERS FROM HIGH ISLAND TO FREEPORT TX OUT 20 NM-  
305 AM CDT TUE APR 1 2025  
 
...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT THIS  
MORNING...  
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 1 AM  
CDT THURSDAY...  
 
* WHAT...FOR THE DENSE FOG ADVISORY, DENSE FOG WILL REDUCE  
VISIBILITY TO 1/4 NM OR LESS. FOR THE SMALL CRAFT ADVISORY,  
SOUTH WINDS 15 TO 25 KT. INCREASINGLY ROUGH BAY WATERS. GULF  
SEAS 5 TO 7 FT EXPECTED.  
 
* WHERE...PORTIONS OF GULF OF AMERICA.  
 
* WHEN...FOR THE DENSE FOG ADVISORY, UNTIL 10 AM CDT THIS  
MORNING. FOR THE SMALL CRAFT ADVISORY, FROM 10 PM THIS EVENING  
TO 1 AM CDT THURSDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT. LOW  
VISIBILITY WILL MAKE NAVIGATION DIFFICULT.  
 
* ADDITIONAL DETAILS...A PROLONGED PERIODS OF STRONG ONSHORE WINDS  
AND BUILDING SEAS IS EXPECTED THIS WEEK. SMALL CRAFT ADVISORIES  
ARE LIKELY TO BE WARRANTED THROUGH THE END OF THE WEEK.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 
IF YOU MUST NAVIGATE, PROCEED WITH CAUTION. USE PROPER FOG  
SIGNALS. MAKE SURE ALL RUNNING LIGHTS ARE ON. REMEMBER TO USE  
YOUR RADAR AND COMPASS.  
 
 
 
 
 
GMZ370-375-011615-  
/O.NEW.KHGX.SC.Y.0034.250402T0300Z-250403T0600Z/  
WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX FROM 20 TO  
60 NM-WATERS FROM HIGH ISLAND TO FREEPORT TX FROM 20 TO 60 NM-  
305 AM CDT TUE APR 1 2025  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 1 AM  
CDT THURSDAY...  
 
* WHAT...SOUTH WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT AND SEAS 6  
TO 10 FT EXPECTED.  
 
* WHERE...WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX FROM  
20 TO 60 NM AND WATERS FROM HIGH ISLAND TO FREEPORT TX FROM 20  
TO 60 NM.  
 
* WHEN...FROM 10 PM THIS EVENING TO 1 AM CDT THURSDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
* ADDITIONAL DETAILS...A PROLONGED PERIODS OF STRONG ONSHORE WINDS  
AND BUILDING SEAS IS EXPECTED THIS WEEK. SMALL CRAFT ADVISORIES  
ARE LIKELY TO BE WARRANTED THROUGH THE END OF THE WEEK.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 
 
 
 
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