407
WGUS51 KLWX 212247
FFWLWX
MDC027-031-220200-
/O.NEW.KLWX.FF.W.0025.260721T2247Z-260722T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
647 PM EDT TUE JUL 21 2026
THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A
* FLASH FLOOD WARNING FOR...
CENTRAL HOWARD COUNTY IN CENTRAL MARYLAND...
NORTHEASTERN MONTGOMERY COUNTY IN CENTRAL MARYLAND...
* UNTIL 1000 PM EDT.
* AT 647 PM EDT, DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
HEAVY RAIN ACROSS THE WARNED AREA. BETWEEN 2 AND 3 INCHES OF RAIN
HAVE FALLEN. ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 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...
COLUMBIA... GERMANTOWN...
OLNEY... DAMASCUS...
MONTGOMERY VILLAGE... CLARKSBURG...
HIGHLAND... LAYTONSVILLE...
ROXBURY MILLS... DAYTON...
GLENELG... CLARKSVILLE...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
LAT...LON 3929 7698 3928 7693 3926 7689 3921 7691
3919 7694 3919 7700 3919 7707 3917 7715
3918 7722 3922 7724 3924 7721 3925 7717
3927 7712 3927 7709
FLASH FLOOD...RADAR INDICATED
BELAK
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