085  
WUUS51 KLWX 122230  
SVRLWX  
MDC031-VAC107-122315-  
/O.NEW.KLWX.SV.W.0220.170812T2230Z-170812T2315Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
630 PM EDT SAT AUG 12 2017  
 
THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
WESTERN MONTGOMERY COUNTY IN CENTRAL MARYLAND...  
CENTRAL LOUDOUN COUNTY IN NORTHERN VIRGINIA...  
 
* UNTIL 715 PM EDT  
 
* AT 629 PM EDT, A SEVERE THUNDERSTORM WAS LOCATED OVER ROUND HILL,  
OR 10 MILES SOUTHEAST OF CHARLES TOWN, MOVING SOUTHEAST AT 20 MPH.  
 
HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...DAMAGING WINDS WILL CAUSE SOME TREES AND LARGE BRANCHES  
TO FALL. THIS COULD INJURE THOSE OUTDOORS, AS WELL AS  
DAMAGE HOMES AND VEHICLES. ROADWAYS MAY BECOME BLOCKED BY  
DOWNED TREES. LOCALIZED POWER OUTAGES ARE POSSIBLE.  
UNSECURED LIGHT OBJECTS MAY BECOME PROJECTILES.  
 
* LOCATIONS IMPACTED INCLUDE...  
LEESBURG, BROADLANDS, LANSDOWNE, BRAMBLETON, ASHBURN, PURCELLVILLE,  
ROUND HILL, OATLANDS, BELMONT, HAMILTON, PAEONIAN SPRINGS,  
GLEEDSVILLE, LINCOLN AND HUGHESVILLE.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
GET INDOORS TO PROTECT YOURSELF FROM WIND AND LIGHTNING. TREES AROUND  
YOU MAY BE DOWNED FROM DAMAGING WINDS, SO IF YOU ARE NEAR LARGE  
TREES, MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR. DON'T DRIVE  
UNDERNEATH TREES OR IN WOODED AREAS UNTIL THE THREAT HAS PASSED.  
 

 
 
LAT...LON 3913 7746 3895 7756 3912 7784 3914 7782  
3916 7782 3918 7780 3919 7780 3921 7779  
TIME...MOT...LOC 2229Z 294DEG 18KT 3914 7776  
 
HAIL...1.00IN  
WIND...60MPH  
 

 
 
DH  
 
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