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Flash Flood Watch


FLOOD WATCH
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
213 PM EDT THU JUL 28 2016


MDZ006-011-014-506>508-290215-
/O.EXT.KLWX.FF.A.0009.160728T1813Z-160729T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NORTHERN BALTIMORE-SOUTHERN BALTIMORE-ANNE ARUNDEL-
CENTRAL AND SOUTHEAST HOWARD-NORTHWEST HARFORD-SOUTHEAST HARFORD-
INCLUDING THE CITIES OF...REISTERSTOWN...COCKEYSVILLE...
BALTIMORE...GLEN BURNIE...ANNAPOLIS...SEVERN...SOUTH GATE...
SEVERNA PARK...ARNOLD...ODENTON...COLUMBIA...ELLICOTT CITY...
JARRETTSVILLE...ABERDEEN
213 PM EDT THU JUL 28 2016

...FLASH FLOOD WATCH NOW IN EFFECT THROUGH FRIDAY MORNING...

THE FLASH FLOOD WATCH IS NOW IN EFFECT FOR

* PORTIONS OF CENTRAL MARYLAND AND NORTHERN MARYLAND...INCLUDING
  THE FOLLOWING AREAS...IN CENTRAL MARYLAND...ANNE ARUNDEL AND
  CENTRAL AND SOUTHEAST HOWARD. IN NORTHERN MARYLAND...NORTHERN
  BALTIMORE...NORTHWEST HARFORD...SOUTHEAST HARFORD AND SOUTHERN
  BALTIMORE.

* 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.

&&

$$

HTS

FLOOD WATCH
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
213 PM EDT THU JUL 28 2016


DCZ001-MDZ003>005-013-501>505-VAZ026>031-040-052>054-501-503>507-
WVZ050>053-055-501>506-290215-
/O.EXB.KLWX.FF.A.0009.160728T1813Z-160729T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
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.

&&

$$

FLOOD WATCH
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
155 PM EDT THU JUL 28 2016


DEZ001>004-MDZ008-012-015-019-020-NJZ009-010-012>027-PAZ070-071-
101>106-290200-
/O.EXT.KPHI.FF.A.0003.160728T1755Z-160729T1600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NEW CASTLE-KENT-INLAND SUSSEX-DELAWARE BEACHES-CECIL-KENT MD-
QUEEN ANNES-TALBOT-CAROLINE-HUNTERDON-SOMERSET-MIDDLESEX-
WESTERN MONMOUTH-EASTERN MONMOUTH-MERCER-SALEM-GLOUCESTER-CAMDEN-
NORTHWESTERN BURLINGTON-OCEAN-CUMBERLAND-ATLANTIC-CAPE MAY-
ATLANTIC COASTAL CAPE MAY-COASTAL ATLANTIC-COASTAL OCEAN-
SOUTHEASTERN BURLINGTON-DELAWARE-PHILADELPHIA-WESTERN CHESTER-
EASTERN CHESTER-WESTERN MONTGOMERY-EASTERN MONTGOMERY-UPPER BUCKS-
LOWER BUCKS-
INCLUDING THE CITIES OF...WILMINGTON...DOVER...GEORGETOWN...
REHOBOTH BEACH...ELKTON...CHESTERTOWN...CENTREVILLE...EASTON...
DENTON...FLEMINGTON...SOMERVILLE...NEW BRUNSWICK...FREEHOLD...
SANDY HOOK...TRENTON...PENNSVILLE...GLASSBORO...CAMDEN...
CHERRY HILL...MOORESTOWN...MOUNT HOLLY...JACKSON...MILLVILLE...
HAMMONTON...CAPE MAY COURT HOUSE...OCEAN CITY...ATLANTIC CITY...
LONG BEACH ISLAND...WHARTON STATE FOREST...MEDIA...PHILADELPHIA...
HONEY BROOK...OXFORD...WEST CHESTER...KENNETT SQUARE...
COLLEGEVILLE...POTTSTOWN...NORRISTOWN...LANSDALE...CHALFONT...
PERKASIE...MORRISVILLE...DOYLESTOWN
155 PM EDT THU JUL 28 2016

...FLASH FLOOD WATCH NOW IN EFFECT THROUGH FRIDAY MORNING...

THE FLASH FLOOD WATCH IS NOW IN EFFECT FOR

* PORTIONS OF DELAWARE...NORTHEAST MARYLAND...NEW JERSEY AND
  SOUTHEAST PENNSYLVANIA...INCLUDING THE FOLLOWING AREAS...IN
  DELAWARE...DELAWARE BEACHES...INLAND SUSSEX...KENT AND NEW
  CASTLE. IN NORTHEAST MARYLAND...CAROLINE...CECIL...KENT MD...
  QUEEN ANNES AND TALBOT. IN NEW JERSEY...ATLANTIC...ATLANTIC
  COASTAL CAPE MAY...CAMDEN...CAPE MAY...COASTAL ATLANTIC...
  COASTAL OCEAN...CUMBERLAND...EASTERN MONMOUTH...GLOUCESTER...
  HUNTERDON...MERCER...MIDDLESEX...NORTHWESTERN BURLINGTON...
  OCEAN...SALEM...SOMERSET...SOUTHEASTERN BURLINGTON AND WESTERN
  MONMOUTH. IN SOUTHEAST PENNSYLVANIA...DELAWARE...EASTERN
  CHESTER...EASTERN MONTGOMERY...LOWER BUCKS...PHILADELPHIA...
  UPPER BUCKS...WESTERN CHESTER AND WESTERN MONTGOMERY.

* THROUGH FRIDAY MORNING

* SCATTERED SHOWERS AND THUNDERSTORMS WILL BECOME MORE WIDESPREAD
  TONIGHT AND CONTINUE INTO FRIDAY MORNING BEFORE TAPERING OFF BY
  FRIDAY AFTERNOON. SOME OF THE STORMS WILL CONTAIN TORRENTIAL
  RAINFALL AND RESULT IN A LOCALIZED FLASH FLOOD THREAT.

* THE AXIS OF HEAVIEST RAIN STILL REMAINS UNCERTAIN. HOWEVER...
  THE POTENTIAL FOR LOCALIZED RAINFALL AMOUNTS OF 2 OR MORE INCHES
  IN ONE HOUR WILL BRING THE RISK FOR FLASH FLOODING PARTICULARLY
  IN URBAN AREAS. ISOLATED RAINFALL AMOUNTS OF 4 INCHES OR MORE
  ARE POSSIBLE DURING THIS EVENT WHERE STORMS MOVE REPEATEDLY OVER
  THE SAME AREA.

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.

&&

$$

U.S. Dept. of Commerce
NOAA National Weather Service
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Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
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