549  
WHUS71 KLWX 270642  
MWWLWX  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
242 AM EDT SUN SEP 27 2026  
 
ANZ534-543-271445-  
/O.CAN.KLWX.GL.W.0014.000000T0000Z-260927T2200Z/  
/O.NEW.KLWX.SC.Y.0151.260927T0642Z-260928T1000Z/  
CHESAPEAKE BAY FROM DRUM POINT MD TO SMITH POINT VA-  
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH  
ISLAND-  
242 AM EDT SUN SEP 27 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT MONDAY
 
   
..GALE WARNING IS CANCELLED
 
 
* WHAT...NORTHWEST WINDS 15 TO 25 KT WITH GUSTS UP TO 30 KT AND  
WAVES 2 TO 4 FT.  
 
* WHERE...CHESAPEAKE BAY FROM DRUM POINT MD TO SMITH POINT VA  
AND TANGIER SOUND AND THE INLAND WATERS SURROUNDING  
BLOODSWORTH ISLAND.  
 
* WHEN...UNTIL 6 AM EDT MONDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 

 
 

 
 
ANZ535-536-538-271445-  
/O.EXT.KLWX.SC.Y.0148.000000T0000Z-260928T0600Z/  
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD-  
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND MD-  
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-  
242 AM EDT SUN SEP 27 2026  
   
..SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 AM EDT MONDAY
 
 
* WHAT...NORTHWEST WINDS 10 TO 20 KT WITH GUSTS UP TO 30 KT.  
 
* WHERE...TIDAL POTOMAC RIVER FROM KEY BRIDGE TO COBB ISLAND MD,  
AND PATAPSCO RIVER INCLUDING BALTIMORE HARBOR.  
 
* WHEN...UNTIL 2 AM EDT MONDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 

 
 

 
 
ANZ542-271445-  
/O.EXT.KLWX.SC.Y.0150.000000T0000Z-260928T0600Z/  
PATUXENT RIVER TO BROOMES ISLAND MD-  
242 AM EDT SUN SEP 27 2026  
   
..SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 AM EDT MONDAY
 
 
* WHAT...NORTHWEST WINDS 10 TO 20 KT WITH GUSTS UP TO 30 KT.  
 
* WHERE...PATUXENT RIVER TO BROOMES ISLAND MD.  
 
* WHEN...UNTIL 2 AM EDT MONDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 

 
 

 
 
ANZ530-533-537-541-271445-  
/O.EXT.KLWX.SC.Y.0150.000000T0000Z-260928T1000Z/  
CHESAPEAKE BAY NORTH OF POOLES ISLAND MD-  
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT MD-  
TIDAL POTOMAC FROM COBB ISLAND MD TO SMITH POINT VA-  
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-  
242 AM EDT SUN SEP 27 2026  
   
..SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 AM EDT MONDAY
 
 
* WHAT...NORTHWEST WINDS 10 TO 20 KT WITH GUSTS UP TO 30 KT AND  
WAVES 2 TO 4 FT.  
 
* WHERE...CHESAPEAKE BAY NORTH OF POOLES ISLAND MD, CHESAPEAKE  
BAY FROM NORTH BEACH TO DRUM POINT MD, TIDAL POTOMAC FROM COBB  
ISLAND MD TO SMITH POINT VA AND CHOPTANK RIVER TO CAMBRIDGE MD  
AND THE LITTLE CHOPTANK RIVER.  
 
* WHEN...UNTIL 6 AM EDT MONDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 

 
 

 
 
ANZ531-532-539-540-271445-  
/O.EXT.KLWX.SC.Y.0148.000000T0000Z-260928T1000Z/  
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT MD-  
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH MD-  
CHESTER RIVER TO QUEENSTOWN MD-EASTERN BAY-  
242 AM EDT SUN SEP 27 2026  
   
..SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 6 AM EDT MONDAY
 
 
* WHAT...NORTHWEST WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT AND  
WAVES 2 TO 4 FT.  
 
* WHERE...CHESAPEAKE BAY FROM POOLES ISLAND MD TO NORTH BEACH  
MD, CHESTER RIVER TO QUEENSTOWN MD, AND EASTERN BAY.  
 
* WHEN...UNTIL 6 AM EDT MONDAY.  
 
* 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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