Full Notification

...FLASH FLOOD WATCH IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH TUESDAY MORNING... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A

* FLASH FLOOD WATCH FOR PORTIONS OF DELAWARE...NORTHEAST MARYLAND...NEW JERSEY AND PENNSYLVANIA...INCLUDING THE FOLLOWING AREAS...IN DELAWARE...KENT AND NEW CASTLE. IN NORTHEAST MARYLAND...CECIL...KENT MD AND QUEEN ANNES. IN NEW JERSEY...ATLANTIC...ATLANTIC COASTAL CAPE MAY...CAMDEN...CAPE MAY...COASTAL ATLANTIC...CUMBERLAND...EASTERN MONMOUTH... GLOUCESTER...MERCER...MIDDLESEX...NORTHWESTERN BURLINGTON... OCEAN...SALEM...SOUTHEASTERN BURLINGTON AND WESTERN MONMOUTH. IN PENNSYLVANIA...BERKS...DELAWARE...EASTERN CHESTER...EASTERN MONTGOMERY...LOWER BUCKS...PHILADELPHIA...UPPER BUCKS... WESTERN CHESTER AND WESTERN MONTGOMERY.

* FROM MIDNIGHT EDT TONIGHT THROUGH TUESDAY MORNING

* BANDS OF HEAVY SHOWERS AND THUNDERSTORMS MAY PRODUCE NARROW SWATHS OF VERY HEAVY RAINFALL IN A SHORT PERIOD OF TIME. THIS COULD LEAD TO EXCESSIVE SHORT TERM RUNOFF AND FLASH FLOODING. URBAN AREAS AND THOSE LOCATIONS THAT HAD FLOODING LAST FRIDAY ARE MORE VULNERABLE TO FLOODING.

* HEAVIEST RAIN AND ASSOCIATED THUNDERSTORMS WILL MOST LIKELY OCCUR BETWEEN 3 AM AND 8 AM TUESDAY.

* THERE IS UNCERTAINTY WHERE THE HEAVIEST RAIN WILL OCCUR LATER TONIGHT. FOR NOW IT APPEARS THE REGION FROM COATESVILLE AND PHILADELPHIA PENNSYLVANIA, WILMINGTON AND DOVER DELAWARE THROUGH ATLANTIC CITY AND CAPE MAY NEW JERSEY WILL SEE WIDESPREAD 1 INCH AMOUNTS WITH POTENTIAL FOR 3 HOUR RAINFALL OF 3 TO 4 INCHES IN A FEW LOCATIONS.

* IMPACTS...ROAD CLOSURES DUE TO LOCALIZED EXCESSIVE SHORT TERM RAINFALL ARE POSSIBLE LATE TONIGHT OR EARLY TUESDAY MORNING AS WELL AS A FEW INSTANCES OF SMALL STREAM FLOODING.

* AFFECTED AREAS: ATLANTIC ... ATLANTIC COASTAL CAPE MAY ... CAMDEN ... CAPE MAY ... COASTAL ATLANTIC ... CUMBERLAND ... EASTERN MONMOUTH ... GLOUCESTER ... MERCER ... MIDDLESEX ... NORTHWESTERN BURLINGTON ... OCEAN ... SALEM ... SOUTHEASTERN BURLINGTON ... WESTERN MONMOUTH

Instructions:

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. BASEMENT FLOODING IS POSSIBLE DUE TO HEAVY RAIN FALLING ON SOILS ALREADY SATURATED FROM PREVIOUS STORMS. IF YOUR HOME HAS A HISTORY OF BASEMENT FLOODING, MONITOR YOUR SUMP PUMP FOR PROPER OPERATION AND IF POSSIBLE, DIRECT OUTSIDE WATER FLOW AWAY FROM YOUR HOUSE