457  
WHUS71 KLWX 071632  
MWWLWX  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
1132 AM EST SAT MAR 7 2026  
 
ANZ531-532-080300-  
/O.EXP.KLWX.MF.Y.0009.000000T0000Z-260307T1700Z/  
/O.CON.KLWX.SC.Y.0033.260308T0000Z-260308T0900Z/  
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT MD-  
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH MD-  
1132 AM EST SAT MAR 7 2026  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING  
TO 5 AM EST SUNDAY...   
..DENSE FOG ADVISORY WILL EXPIRE AT NOON EST TODAY
 
 
* WHAT...SOUTHWEST WINDS 5 TO 15 KT WITH GUSTS UP TO 20 KT  
EXPECTED.  
 
* WHERE...CHESAPEAKE BAY FROM POOLES ISLAND MD TO NORTH BEACH MD.  
 
* WHEN...FROM 7 PM THIS EVENING TO 5 AM EST 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.  
 

 
 

 
 
ANZ533-534-537-541>543-080300-  
/O.EXP.KLWX.MF.Y.0009.000000T0000Z-260307T1700Z/  
/O.CON.KLWX.SC.Y.0033.260308T0000Z-260308T1200Z/  
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT MD-  
CHESAPEAKE BAY FROM DRUM POINT MD TO SMITH POINT VA-  
TIDAL POTOMAC FROM COBB ISLAND MD TO SMITH POINT VA-  
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-  
PATUXENT RIVER TO BROOMES ISLAND MD-  
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH  
ISLAND-  
1132 AM EST SAT MAR 7 2026  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING  
TO 8 AM EST SUNDAY...   
..DENSE FOG ADVISORY WILL EXPIRE AT NOON EST TODAY
 
 
* WHAT...SOUTHWEST WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT  
EXPECTED.  
 
* WHERE...CHESAPEAKE BAY FROM NORTH BEACH MD TO SMITH POINT VA,  
TIDAL POTOMAC FROM COBB ISLAND MD TO SMITH POINT VA, CHOPTANK  
RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER, PATUXENT  
RIVER TO BROOMES ISLAND MD, AND TANGIER SOUND AND THE INLAND  
WATERS SURROUNDING BLOODSWORTH ISLAND.  
 
* WHEN...FROM 7 PM THIS EVENING TO 8 AM EST 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.  
 

 
 

 
 
ANZ536-080300-  
/O.EXP.KLWX.MF.Y.0009.000000T0000Z-260307T1700Z/  
/O.CON.KLWX.SC.Y.0033.260307T1900Z-260308T0900Z/  
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND MD-  
1132 AM EST SAT MAR 7 2026  
   
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST SUNDAY
 
   
..DENSE FOG ADVISORY WILL EXPIRE AT NOON EST TODAY
 
 
* WHAT...SOUTH WINDS 10 TO 20 KT WITH GUSTS UP TO 25 KT EXPECTED.  
 
* WHERE...TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND MD.  
 
* WHEN...UNTIL 5 AM EST 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.  
 

 
 

 
 
ANZ538>540-080300-  
/O.CON.KLWX.SC.Y.0033.260308T0000Z-260308T0900Z/  
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-  
CHESTER RIVER TO QUEENSTOWN MD-EASTERN BAY-  
1132 AM EST SAT MAR 7 2026  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING  
TO 5 AM EST SUNDAY...  
 
* WHAT...SOUTH WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT EXPECTED.  
 
* WHERE...PATAPSCO RIVER INCLUDING BALTIMORE HARBOR, CHESTER  
RIVER TO QUEENSTOWN MD AND EASTERN BAY.  
 
* WHEN...FROM 7 PM THIS EVENING TO 5 AM EST 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.  
 

 
 

 
 
ANZ535-080300-  
/O.CON.KLWX.SC.Y.0033.260307T1900Z-260308T0900Z/  
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD-  
1132 AM EST SAT MAR 7 2026  
   
..SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST SUNDAY
 
 
* WHAT...SOUTH WINDS 10 KT WITH GUSTS UP TO 20 KT EXPECTED.  
 
* WHERE...TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD.  
 
* WHEN...UNTIL 5 AM EST 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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