513  
WHUS51 KLWX 051852  
SMWLWX  
ANZ535-536-052045-  
/O.NEW.KLWX.MA.W.0025.240405T1852Z-240405T2045Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
252 PM EDT FRI APR 5 2024  
 
THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A  
 
* SPECIAL MARINE WARNING FOR...  
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND MD...  
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD...  
 
* UNTIL 445 PM EDT.  
 
* AT 252 PM EDT, GUST FRONTS WERE LOCATED ALONG A LINE EXTENDING FROM  
11 NM NORTHEAST OF KEY BRIDGE TO 12 NM NORTHWEST OF MASON NECK  
STATE PARK TO 26 NM WEST OF QUANTICO, MOVING EAST AT 40 KNOTS.  
 
HAZARD...WIND GUSTS 34 KNOTS OR GREATER.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...BOATERS IN SMALL CRAFT COULD BE THROWN OVERBOARD BY  
SUDDENLY HIGHER WINDS AND WAVES CAPSIZING THEIR VESSEL.  
 
* LOCATIONS IMPACTED INCLUDE...  
POTOMAC CREEK, MARYLAND POINT, NANJEMOY CREEK, PORT TOBACCO RIVER,  
LEESYLVANIA STATE PARK, COLONIAL BEACH, TIDAL BASIN, REAGAN  
NATIONAL AIRPORT, SWAN POINT, GUNSTON HALL, MATHIAS POINT, U.S. 301  
NICE MEMORIAL BRIDGE, MASON NECK STATE PARK, WOODROW WILSON BRIDGE,  
INDIAN HEAD, OCCOQUAN BAY, FORT HUNT, POPES CREEK, BRENT POINT, AND  
QUANTICO.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MOVE TO SAFE HARBOR IMMEDIATELY AS GUSTY WINDS AND HIGH WAVES ARE  
EXPECTED.  
 

 
 
LAT...LON 3866 7724 3865 7716 3870 7720 3873 7706  
3891 7705 3891 7704 3875 7700 3851 7724  
3840 7723 3839 7723 3846 7701 3835 7696  
3826 7686 3817 7686 3821 7695 3835 7704  
3836 7704 3838 7706 3833 7729 3841 7733  
TIME...MOT...LOC 1852Z 279DEG 38KT 3903 7690 3881 7735 3868 7782  
 
HAIL...0.00IN  
WIND...>34KTS  
 

 
 
DHOF  
 
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