[MTHOLLYSVRWX] Flood Watch : PHI@ 5/18/2011 3:55:53 AM

[svrwx at wx3i.net]

WGUS61 KPHI 180755
FFAPHI

URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
355 AM EDT WED MAY 18 2011

DEZ001-NJZ017>019-PAZ060-067-068-070-071-182115-
/O.EXT.KPHI.FA.A.0008.000000T0000Z-110519T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NEW CASTLE-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-BERKS-
CHESTER-MONTGOMERY-DELAWARE-PHILADELPHIA-
INCLUDING THE CITIES OF...WILMINGTON...GLASSBORO...CAMDEN...
CHERRY HILL...MOORESTOWN...MOUNT HOLLY...READING...WEST CHESTER...
NORRISTOWN...MEDIA...PHILADELPHIA
355 AM EDT WED MAY 18 2011

...FLOOD WATCH NOW IN EFFECT THROUGH THIS EVENING...

THE FLOOD WATCH IS NOW IN EFFECT FOR

* PORTIONS OF NORTHERN DELAWARE...SOUTHERN NEW JERSEY AND 
 PENNSYLVANIA...INCLUDING THE FOLLOWING AREAS...IN NORTHERN 
 DELAWARE...NEW CASTLE. IN SOUTHERN NEW JERSEY...CAMDEN...
 GLOUCESTER AND NORTHWESTERN BURLINGTON. IN PENNSYLVANIA...
 BERKS...CHESTER...DELAWARE...MONTGOMERY AND PHILADELPHIA.

* THROUGH THIS EVENING

* RAINFALL AMOUNTS OF 2 TO 4 INCHES... WITH LOCALLY HIGHER AMOUNTS
  POSSIBLE. THIS INCLUDES THE INCH OR LESS OF RAIN THAT FELL ON
  TUESDAY.

* A LOW PRESSURE SYSTEM OVER NORTH CAROLINA WILL MOVE SLOWLY
  NORTHWESTWARD TO THE OHIO VALLEY THURSDAY BEFORE MOVING OFFSHORE
  FRIDAY NIGHT AND SATURDAY. BECAUSE OF THE SLOW MOVEMENT OF THE
  LOW AND THE TRACK ITSELF... OUR REGION WILL EXPERIENCE A
  PROLONGED AND MOISTURE RICH SOUTHEASTERLY FLOW THAT IS LIKELY TO
  RESULT IN PERIODS OF MODERATE TO HEAVY RAIN THROUGH THIS
  EVENING. THE HEAVIER RAIN MAY BECOME ORIENTATED IN SOUTHEAST TO
  NORTHWEST BANDS. IF THIS OCCURS AND THEY REMAIN FAIRLY
  STATIONARY FOR A PERIOD TIME...THE FLOOD THREAT WOULD LOCALLY
  BECOME ENHANCED.

AREAS OF FLOODING ARE POSSIBLE IF THESE PREDICTED RAINFALL
AMOUNTS OCCUR. FLOODING WOULD FIRST OCCUR IN LOW-LYING AND POOR
DRAINAGE AREAS... FOLLOWED BY QUICK RESPONDING CREEKS AND
STREAMS...THEN FOLLOWED BY LARGER RIVERS.

AS OF NOW...THE SCHUYLKILL AND DELAWARE RIVERS ARE NOT FORECAST
TO FLOOD EVEN IF THE RAIN AMOUNTS DO MATERIALIZE.  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON
CURRENT FORECASTS.

MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS.
THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO
TAKE ACTION SHOULD FLOODING DEVELOP.

&&

$$

NJZ001-007>010-012>015-PAZ054-055-061-062-069-182115-
/O.CON.KPHI.FA.A.0008.000000T0000Z-110519T1000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-MIDDLESEX-
WESTERN MONMOUTH-EASTERN MONMOUTH-MERCER-CARBON-MONROE-LEHIGH-
NORTHAMPTON-BUCKS-
INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN...
FLEMINGTON...SOMERVILLE...NEW BRUNSWICK...FREEHOLD...SANDY HOOK...
TRENTON...JIM THORPE...STROUDSBURG...ALLENTOWN...BETHLEHEM...
EASTON...DOYLESTOWN
355 AM EDT WED MAY 18 2011

...FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT...

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF NEW JERSEY AND PENNSYLVANIA...INCLUDING THE 
 FOLLOWING AREAS...IN NEW JERSEY...EASTERN MONMOUTH...
 HUNTERDON...MERCER...MIDDLESEX...MORRIS...SOMERSET...SUSSEX...
 WARREN AND WESTERN MONMOUTH. IN PENNSYLVANIA...BUCKS...
 CARBON...LEHIGH...MONROE AND NORTHAMPTON.

* THROUGH LATE TONIGHT

* RAINFALL AMOUNTS OF 2 TO 4 INCHES... WITH LOCALLY HIGHER AMOUNTS
  POSSIBLE. THIS INCLUDES THE INCH OR LESS OF RAIN THAT FELL ON
  TUESDAY.

* A LOW PRESSURE SYSTEM OVER NORTH CAROLINA WILL MOVE SLOWLY
  NORTHWESTWARD TO THE OHIO VALLEY THURSDAY BEFORE MOVING OFFSHORE
  FRIDAY NIGHT AND SATURDAY. BECAUSE OF THE SLOW MOVEMENT OF THE
  LOW AND THE TRACK ITSELF... OUR REGION WILL EXPERIENCE A
  PROLONGED AND MOISTURE RICH SOUTHEASTERLY FLOW THAT IS LIKELY TO
  RESULT IN PERIODS OF MODERATE TO HEAVY RAIN THROUGH WEDNESDAY
  NIGHT. THE HEAVIER RAIN MAY BECOME ORIENTATED IN SOUTHEAST TO
  NORTHWEST BANDS. IF THIS OCCURS AND THEY REMAIN FAIRLY
  STATIONARY FOR A PERIOD TIME...THE FLOOD THREAT WOULD LOCALLY
  BECOME ENHANCED.

AREAS OF FLOODING ARE POSSIBLE IF THESE PREDICTED RAINFALL
AMOUNTS OCCUR. FLOODING WOULD FIRST OCCUR IN LOW-LYING AND POOR
DRAINAGE AREAS... FOLLOWED BY QUICK RESPONDING CREEKS AND
STREAMS... THEN FOLLOWED BY LARGER RIVERS.

AS OF NOW... THE DELAWARE RIVER IS NOT FORECAST TO FLOOD EVEN IF
THE RAIN AMOUNTS DO MATERIALIZE. RIVERS ACROSS NORTHERN NEW JERSEY
APPEAR MOST SUSCEPTIBLE TO POTENTIAL FLOODING...INCLUDING THE
RARITAN BASIN AND ESPECIALLY THE PASSAIC BASIN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON
CURRENT FORECASTS.

MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS.
THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO
TAKE ACTION SHOULD FLOODING DEVELOP.

&&

$$