Flash Flood Watch for the following areas:
DISTRICT OF COLUMBIA-WASHINGTON-FREDERICK MD-CARROLL-
PRINCE GEORGES-EXTREME WESTERN ALLEGANY-
CENTRAL AND EASTERN ALLEGANY-NORTHWEST MONTGOMERY-
CENTRAL AND SOUTHEAST MONTGOMERY-NORTHWEST HOWARD-ROCKINGHAM-
SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE-RAPPAHANNOCK-
PRINCE WILLIAM/MANASSAS/MANASSAS PARK-FAIRFAX-
ARLINGTON/FALLS CHURCH/ALEXANDRIA-NORTHERN FAUQUIER-
WESTERN HIGHLAND-EASTERN HIGHLAND-WESTERN LOUDOUN-EASTERN LOUDOUN-
NORTHERN VIRGINIA BLUE RIDGE-HAMPSHIRE-MORGAN-BERKELEY-JEFFERSON-
HARDY-WESTERN GRANT-EASTERN GRANT-WESTERN MINERAL-EASTERN MINERAL-
WESTERN PENDLETON-EASTERN PENDLETON-
INCLUDING THE CITIES OF…WASHINGTON…HAGERSTOWN…FREDERICK…
BALLENGER CREEK…ELDERSBURG…WESTMINSTER…BOWIE…
SUITLAND-SILVER HILL…CLINTON…COLLEGE PARK…GREENBELT…
LAUREL…CAMP SPRINGS…FROSTBURG…CUMBERLAND…GERMANTOWN…
DAMASCUS…BETHESDA…ROCKVILLE…GAITHERSBURG…SILVER SPRING…
LISBON…HARRISONBURG…STRASBURG…WOODSTOCK…MOUNT JACKSON…
NEW MARKET…WINCHESTER…LURAY…SHENANDOAH…STANLEY…
FRONT ROYAL…BERRYVILLE…DALE CITY…MANASSAS…WOODBRIDGE…
LAKE RIDGE…MONTCLAIR…RESTON…HERNDON…ANNANDALE…
CENTREVILLE…CHANTILLY…MCLEAN…FRANCONIA…ARLINGTON…
ALEXANDRIA…WARRENTON…HIGHTOWN…MONTEREY…PURCELLVILLE…
LEESBURG…ASHBURN…STERLING…BIG MEADOWS…ROMNEY…PAW PAW…
MARTINSBURG…CHARLES TOWN…SHEPHERDSTOWN…MOOREFIELD…
BAYARD…MOUNT STORM…PETERSBURG…ELK GARDEN…ANTIOCH…
KEYSER…NEW CREEK…RIDGEVILLE…RUSSELLDALE…HEADSVILLE…
FORT ASHBY…RIVERTON…BRANDYWINE…FRANKLIN…OAK FLAT…
RUDDLE…SUGAR GROVE
213 PM EDT THU JUL 28 2016
…FLASH FLOOD WATCH IN EFFECT THROUGH FRIDAY MORNING…
THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS EXPANDED
THE
* FLASH FLOOD WATCH TO INCLUDE PORTIONS OF MARYLAND…THE
DISTRICT OF COLUMBIA…VIRGINIA AND WEST VIRGINIA…INCLUDING
THE FOLLOWING AREAS…IN MARYLAND…CARROLL…CENTRAL AND
EASTERN ALLEGANY…CENTRAL AND SOUTHEAST MONTGOMERY…EXTREME
WESTERN ALLEGANY…FREDERICK MD…NORTHWEST HOWARD…NORTHWEST
MONTGOMERY…PRINCE GEORGES AND WASHINGTON. THE DISTRICT OF
COLUMBIA. IN VIRGINIA…ARLINGTON/FALLS CHURCH/ALEXANDRIA…
CLARKE…EASTERN HIGHLAND…EASTERN LOUDOUN…FAIRFAX…
FREDERICK VA…NORTHERN FAUQUIER…NORTHERN VIRGINIA BLUE
RIDGE…PAGE…PRINCE WILLIAM/MANASSAS/MANASSAS PARK…
RAPPAHANNOCK…ROCKINGHAM…SHENANDOAH…WARREN…WESTERN
HIGHLAND AND WESTERN LOUDOUN. IN WEST VIRGINIA…BERKELEY…
EASTERN GRANT…EASTERN MINERAL…EASTERN PENDLETON…
HAMPSHIRE…HARDY…JEFFERSON…MORGAN…WESTERN GRANT…
WESTERN MINERAL AND WESTERN PENDLETON.
* THROUGH FRIDAY MORNING
* AN AREA OF LOW PRESSURE IS EXPECTED TO DEVELOP TONIGHT OVER
SOUTHERN VIRGINIA AND TRACK NORTHEAST ACROSS NORTHEAST MARYLAND
AND NEW JERSEY FRIDAY. SEVERAL ROUNDS OF SHOWERS AND
THUNDERSTORMS DEVELOPING THIS AFTERNOON WILL CONTINUE INTO
FRIDAY MORNING. GIVEN AMPLE MOISTURE AND INSTABILITY… SHOWERS
AND THUNDERSTORMS WILL BE CAPABLE OF PRODUCING TORRENTIAL
DOWNPOURS WITH RAINFALL RATES OF AN INCH OR TWO PER HOUR AT
TIMES. THIS MAY RESULT IN FLASH FLOODING OF SMALL STREAMS…
CREEKS AND URBAN AREAS.
PRECAUTIONARY/PREPAREDNESS ACTIONS…
A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.
YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.