499  
WGUS51 KLWX 011854  
FFWLWX  
DCC001-MDC031-VAC013-059-510-600-610-012200-  
/O.NEW.KLWX.FF.W.0059.250701T1854Z-250701T2200Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
 
BULLETIN - EAS ACTIVATION REQUESTED  
FLASH FLOOD WARNING  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
254 PM EDT TUE JUL 1 2025  
 
THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A  
 
* FLASH FLOOD WARNING FOR...  
NORTHWESTERN DISTRICT OF COLUMBIA...  
SOUTHEASTERN MONTGOMERY COUNTY IN CENTRAL MARYLAND...  
WESTERN ARLINGTON COUNTY IN NORTHERN VIRGINIA...  
FAIRFAX COUNTY IN NORTHERN VIRGINIA...  
THE NORTHWESTERN CITY OF ALEXANDRIA IN NORTHERN VIRGINIA...  
THE CITY OF FAIRFAX IN NORTHERN VIRGINIA...  
THE CITY OF FALLS CHURCH IN NORTHERN VIRGINIA...  
 
* UNTIL 600 PM EDT.  
 
* AT 254 PM EDT, DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING  
HEAVY RAIN ACROSS THE WARNED AREA. BETWEEN 0.5 AND 1.5 INCHES OF  
RAIN HAVE FALLEN. THE EXPECTED RAINFALL RATE IS 1.5 TO 2.5 INCHES  
IN 1 HOUR. ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2.5 INCHES ARE  
POSSIBLE IN THE WARNED AREA. FLASH FLOODING IS ONGOING OR EXPECTED  
TO BEGIN SHORTLY.  
 
HAZARD...FLASH FLOODING CAUSED BY THUNDERSTORMS.  
 
SOURCE...RADAR.  
 
IMPACT...FLASH FLOODING OF SMALL CREEKS AND STREAMS, URBAN  
AREAS, HIGHWAYS, STREETS AND UNDERPASSES AS WELL AS  
OTHER POOR DRAINAGE AND LOW-LYING AREAS.  
 
* SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE...  
ARLINGTON... ALEXANDRIA...  
CENTREVILLE... ROCKVILLE...  
BETHESDA... GAITHERSBURG...  
RESTON... ANNANDALE...  
OLNEY... SPRINGFIELD...  
HERNDON... FAIRFAX...  
LANGLEY PARK... VIENNA...  
FALLS CHURCH... MANTUA...  
PIMMIT HILLS... AMERICAN LEGION BRIDGE...  
MCLEAN... ASPEN HILL...  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD  
DEATHS OCCUR IN VEHICLES.  
 
 
 
LAT...LON 3915 7705 3907 7694 3899 7699 3877 7719  
3871 7732 3873 7736 3872 7736 3872 7738  
3874 7738 3875 7739 3875 7741 3877 7741  
3878 7743 3880 7745 3880 7749 3881 7749  
3885 7751 3915 7722  
 
FLASH FLOOD...RADAR INDICATED  
EXPECTED RAINFALL RATE...1.5-2.5 INCHES IN 1 HOUR  
 
 
 
BELAK  
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