481  
WHUS71 KLWX 210908  
MWWLWX  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
408 AM EST FRI FEB 21 2025  
 
ANZ530>534-537-539>541-543-211715-  
/O.EXT.KLWX.GL.W.0008.000000T0000Z-250221T1700Z/  
/O.NEW.KLWX.SC.Y.0036.250221T1700Z-250222T0600Z/  
CHESAPEAKE BAY NORTH OF POOLES ISLAND MD-  
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT MD-  
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH MD-  
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-  
CHESTER RIVER TO QUEENSTOWN MD-EASTERN BAY-  
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-  
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH  
ISLAND-  
408 AM EST FRI FEB 21 2025  
   
..GALE WARNING NOW IN EFFECT UNTIL NOON EST TODAY
 
 
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON TODAY TO 1 AM EST  
SATURDAY...  
 
* WHAT...FOR THE GALE WARNING, NORTHWEST WINDS 15 TO 25 KT WITH  
GUSTS UP TO 40 KT AND WAVES 2 TO 4 FT. FOR THE SMALL CRAFT  
ADVISORY, NORTHWEST WINDS 10 TO 20 KT WITH GUSTS UP TO 30 KT AND  
WAVES 2 TO 4 FT EXPECTED.  
 
* WHERE...CHESAPEAKE BAY MAIN CHANNEL NORTH OF SMITH POINT VA,  
TIDAL POTOMAC FROM COBB ISLAND MD TO SMITH POINT VA, CHESTER  
RIVER TO QUEENSTOWN MD, EASTERN BAY, CHOPTANK RIVER TO  
CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER, AND TANGIER SOUND  
AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND.  
 
* WHEN...FOR THE GALE WARNING, UNTIL NOON EST TODAY. FOR THE  
SMALL CRAFT ADVISORY, FROM NOON TODAY TO 1 AM EST SATURDAY.  
 
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS WAVES WHICH COULD  
CAPSIZE OR DAMAGE VESSELS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MARINERS SHOULD ALTER PLANS TO AVOID THESE HAZARDOUS CONDITIONS.  
REMAIN IN PORT, SEEK SAFE HARBOR, ALTER COURSE, AND/OR SECURE THE  
VESSEL FOR HAZARDOUS CONDITIONS.  
 

 
 

 
 
ANZ535-536-538-542-211715-  
/O.EXT.KLWX.SC.Y.0035.000000T0000Z-250222T0000Z/  
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD-  
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND MD-  
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-  
PATUXENT RIVER TO BROOMES ISLAND MD-  
408 AM EST FRI FEB 21 2025  
 
...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 PM EST THIS  
EVENING...  
 
* WHAT...NORTHWEST WINDS 10 TO 20 KT WITH GUSTS UP TO 30 KT.  
 
* WHERE...TIDAL POTOMAC RIVER FROM KEY BRIDGE TO COBB ISLAND MD,  
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR, AND PATUXENT RIVER  
TO BROOMES ISLAND MD.  
 
* WHEN...UNTIL 7 PM EST THIS EVENING.  
 
* 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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