862  
WUUS51 KLWX 130009  
SVRLWX  
MDC003-009-033-130115-  
/O.NEW.KLWX.SV.W.0224.170813T0009Z-170813T0115Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SEVERE THUNDERSTORM WARNING  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
809 PM EDT SAT AUG 12 2017  
 
THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A  
 
* SEVERE THUNDERSTORM WARNING FOR...  
SOUTHERN ANNE ARUNDEL COUNTY IN CENTRAL MARYLAND...  
NORTHWESTERN CALVERT COUNTY IN SOUTHERN MARYLAND...  
EASTERN PRINCE GEORGES COUNTY IN CENTRAL MARYLAND...  
 
* UNTIL 915 PM EDT  
 
* AT 808 PM EDT, SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE  
EXTENDING FROM NEAR LANHAM-SEABROOK TO MARLOW HEIGHTS, MOVING EAST  
AT 25 MPH.  
 
HAZARD...60 MPH WIND GUSTS.  
 
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...  
BOWIE, CLINTON, CROFTON, FORESTVILLE, LARGO, MAYO, SHADY SIDE,  
CHESAPEAKE BEACH, DEALE, UPPER MARLBORO, SOUTH RIVER, BREEZY POINT,  
RHODE RIVER, ANDREWS AIR FORCE BASE, CAMP SPRINGS, OXON HILL,  
PAROLE, KETTERING, WALKER MILL AND MITCHELLVILLE.  
 
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.  
 
LARGE HAIL AND DAMAGING WINDS AND CONTINUOUS CLOUD TO GROUND  
LIGHTNING IS OCCURRING WITH THESE STORMS. MOVE INDOORS IMMEDIATELY.  
LIGHTNING IS ONE OF NATURE'S LEADING KILLERS. REMEMBER, IF YOU CAN  
HEAR THUNDER, YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING.  
 

 
 
LAT...LON 3888 7648 3873 7650 3859 7649 3854 7651  
3877 7696 3905 7675 3890 7646  
TIME...MOT...LOC 0008Z 291DEG 22KT 3899 7680 3882 7693  
 
HAIL...<.75IN  
WIND...60MPH  
 

 
 
DH  
 
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