207  
WHUS74 KHGX 171041  
MWWHGX  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX  
541 AM CDT TUE MAR 17 2026  
 
GMZ350-355-370-375-171145-  
/O.CAN.KHGX.SC.Y.0020.000000T0000Z-260317T1200Z/  
COASTAL WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX OUT  
20 NM-COASTAL WATERS FROM HIGH ISLAND TO FREEPORT TX OUT 20 NM-  
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-  
541 AM CDT TUE MAR 17 2026  
   
..SMALL CRAFT ADVISORY IS CANCELLED
 
 
WINDS AND SEAS CONTINUE TO DECREASE. THE ADVISORY HAS BEEN  
CANCELLED DUE TO THE IMPROVING CONDITIONS.  
 

 
 
GMZ335-171845-  
/O.EXT.KHGX.LO.Y.0008.000000T0000Z-260318T0000Z/  
GALVESTON BAY-  
541 AM CDT TUE MAR 17 2026  
   
..LOW WATER ADVISORY NOW IN EFFECT UNTIL 7 PM CDT THIS EVENING
 
 
* WHAT...FOR THE LOW WATER ADVISORY, ABNORMALLY LOW WATER  
LEVELS...MORESO IN THE NORTHERN BAY.  
 
* WHERE...GALVESTON BAY.  
 
* WHEN...UNTIL 7 PM CDT THIS EVENING.  
 
* IMPACTS...BELOW NORMAL WATER LEVELS WILL RESULT IN HAZARDOUS  
NAVIGATING CONDITIONS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MARINERS SHOULD NAVIGATE SHALLOW WATERS WITH EXTREME CAUTION DUE  
TO BELOW NORMAL WATER LEVELS.  
 

 
 

 
 
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