Alert archive / New Jersey / Flood Watches in 2011

Flood Watch 11, NWS Philadelphia/Mount Holly

August 25, 20114 states

NWS Philadelphia/Mount Holly issued this flood watch at Aug 25, 2011, 4:36 PM EDT for 4 states. It took effect at Aug 27, 2011, 12:00 PM EDT. It was in force for 24 hr.

The area

The counties it named.

The facts

Issued
Aug 25, 2011, 4:36 PM EDT (20:36 UTC)
In effect from
Aug 27, 2011, 12:00 PM EDT
Expired
Aug 28, 2011, 12:25 PM EDT
In force
24 hr
Issued by
NWS Philadelphia/Mount Holly
Flood severity
None
All 31 counties

Kent County, DE, New Castle County, DE, Sussex County, DE, Caroline County, MD, Cecil County, MD, Kent County, MD, Queen Anne's County, MD, Talbot County, MD, Atlantic County, NJ, Burlington County, NJ, Camden County, NJ, Cape May County, NJ, Cumberland County, NJ, Gloucester County, NJ, Hunterdon County, NJ, Mercer County, NJ, Middlesex County, NJ, Monmouth County, NJ, Morris County, NJ, Ocean County, NJ, Salem County, NJ, Somerset County, NJ, Sussex County, NJ, Warren County, NJ, Berks County, PA, Carbon County, PA, Delaware County, PA, Lehigh County, PA, Monroe County, PA, Northampton County, PA, Philadelphia County, PA

The radar

The Philadelphia radar (KDIX), 67 km from the middle of the area, began a volume at 20:36 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Washington/Dulle, VA (KIAD), launched 12:00Z, 8.6 hours before the alert went out and 219 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Washington/Dulle, VA at 12:00Z on 2011-08-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 458 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Washington/Dulle, VA at 12:00Z on 2011-08-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 183 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
458 J/kg
Mixed-layer CIN
-248 J/kg
Mixed-layer LCL
1100 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
183 m²/s²
0-3 km storm-relative helicity
171 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

590 
WGUS61 KPHI 252036
FFAPHI

URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
436 PM EDT THU AUG 25 2011

...HURRICANE IRENE THREATENS THE AREA WITH HEAVY RAINFALL...

DEZ001>004-MDZ008-012-015-019-020-NJZ001-007>010-012>027-PAZ054-
055-060>062-067>071-261000-
/O.NEW.KPHI.FA.A.0011.110827T1600Z-110829T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NEW CASTLE-KENT-INLAND SUSSEX-DELAWARE BEACHES-CECIL-KENT MD-
QUEEN ANNES-TALBOT-CAROLINE-SUSSEX-WARREN-MORRIS-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-CARBON-MONROE-BERKS-LEHIGH-
NORTHAMPTON-CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA-
INCLUDING THE CITIES OF...WILMINGTON...DOVER...GEORGETOWN...
REHOBOTH BEACH...ELKTON...CHESTERTOWN...CENTREVILLE...EASTON...
DENTON...NEWTON...WASHINGTON...MORRISTOWN...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...JIM THORPE...
STROUDSBURG...READING...ALLENTOWN...BETHLEHEM...WEST CHESTER...
NORRISTOWN...DOYLESTOWN...MEDIA...PHILADELPHIA
436 PM EDT THU AUG 25 2011

...FLOOD WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH SUNDAY
EVENING...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A

* FLOOD WATCH FOR PORTIONS OF DELAWARE...NORTHEAST MARYLAND... 
  NEW JERSEY AND 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...MORRIS...NORTHWESTERN 
  BURLINGTON...OCEAN...SALEM...SOMERSET...SOUTHEASTERN 
  BURLINGTON...SUSSEX...WARREN AND WESTERN MONMOUTH. IN 
  PENNSYLVANIA...BERKS...BUCKS...CARBON...CHESTER...DELAWARE... 
  LEHIGH...MONROE...MONTGOMERY...NORTHAMPTON AND PHILADELPHIA. 

* FROM SATURDAY AFTERNOON THROUGH SUNDAY EVENING

* HEAVY AND POSSIBLY RECORD SETTING RAINFALL AMOUNTS IN THE
  SATURDAY TO SUNDAY TIME FRAME MAY RESULT IN MAJOR FLOODING
  ACROSS NEW JERSEY...EASTERN PENNSYLVANIA...DELAWARE AND THE
  MARYLAND EASTERN SHORE. 

* SMALLER CREEKS AND STREAMS WILL BE HIGHLY SUSCEPTIBLE TO RAPID FLOODING.
  THE RARITAN AND SCHUYLKILL RIVERS HAVE THE POTENTIAL TO REACT
  RATHER QUICKLY AND ALSO ARE HIGHLY SUSCEPTIBLE TO FLOODING. THE
  DELAWARE...SUSQUEHANNA...RANCOCAS AND PASSAIC RIVERS REACT MORE
  SLOWLY...BUT THEY ALSO ARE HIGHLY SUSCEPTIBLE TO FLOODING.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

YOU SHOULD 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.

&&

$$

DELISI/GIGI
7 follow-up statements
954 
WGUS61 KPHI 260736
FFAPHI

FLOOD WATCH
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
336 AM EDT FRI AUG 26 2011

...HURRICANE IRENE THREATENS THE AREA WITH HEAVY RAINFALL...

DEZ001>004-MDZ008-012-015-019-020-NJZ001-007>010-012>027-PAZ054-
055-060>062-067>071-262100-
/O.CON.KPHI.FA.A.0011.110827T1600Z-110829T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NEW CASTLE-KENT-INLAND SUSSEX-DELAWARE BEACHES-CECIL-KENT MD-
QUEEN ANNES-TALBOT-CAROLINE-SUSSEX-WARREN-MORRIS-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-CARBON-MONROE-BERKS-LEHIGH-
NORTHAMPTON-CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA-
INCLUDING THE CITIES OF...WILMINGTON...DOVER...GEORGETOWN...
REHOBOTH BEACH...ELKTON...CHESTERTOWN...CENTREVILLE...EASTON...
DENTON...NEWTON...WASHINGTON...MORRISTOWN...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...JIM THORPE...
STROUDSBURG...READING...ALLENTOWN...BETHLEHEM...WEST CHESTER...
NORRISTOWN...DOYLESTOWN...MEDIA...PHILADELPHIA
336 AM EDT FRI AUG 26 2011

...FLOOD WATCH REMAINS IN EFFECT FROM SATURDAY AFTERNOON THROUGH
SUNDAY EVENING...

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF DELAWARE...NORTHEAST MARYLAND...NEW JERSEY AND
  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...MORRIS...NORTHWESTERN BURLINGTON...
  OCEAN...SALEM...SOMERSET...SOUTHEASTERN BURLINGTON...SUSSEX...
  WARREN AND WESTERN MONMOUTH. IN PENNSYLVANIA...BERKS...BUCKS...
  CARBON...CHESTER...DELAWARE...LEHIGH...MONROE...MONTGOMERY...
  NORTHAMPTON AND PHILADELPHIA.

* FROM SATURDAY AFTERNOON THROUGH SUNDAY EVENING

* HEAVY AND POSSIBLY RECORD SETTING RAINFALL AMOUNTS IN THE
  SATURDAY TO SUNDAY TIME FRAME MAY RESULT IN MAJOR FLOODING
  ACROSS NEW JERSEY...EASTERN PENNSYLVANIA...DELAWARE AND THE
  MARYLAND EASTERN SHORE.

* SMALL CREEKS AND STREAMS WILL BE HIGHLY SUSCEPTIBLE TO RAPID
  FLOODING. THE RARITAN AND SCHUYLKILL RIVERS HAVE THE POTENTIAL
  TO REACT RATHER QUICKLY AND ALSO ARE HIGHLY SUSCEPTIBLE TO
  FLOODING. THE DELAWARE...SUSQUEHANNA...RANCOCAS AND PASSAIC
  RIVERS REACT MORE SLOWLY...BUT THEY ALSO ARE HIGHLY SUSCEPTIBLE
  TO FLOODING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

YOU SHOULD 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.

&&

$$
286 
WGUS61 KPHI 262012
FFAPHI

FLOOD WATCH
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
412 PM EDT FRI AUG 26 2011

...HURRICANE IRENE THREATENS THE AREA WITH HEAVY RAINFALL...

DEZ001>004-MDZ008-012-015-019-020-NJZ001-007>010-012>027-PAZ054-
055-060>062-067>071-271000-
/O.CON.KPHI.FA.A.0011.110827T1600Z-110829T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NEW CASTLE-KENT-INLAND SUSSEX-DELAWARE BEACHES-CECIL-KENT MD-
QUEEN ANNES-TALBOT-CAROLINE-SUSSEX-WARREN-MORRIS-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-CARBON-MONROE-BERKS-LEHIGH-
NORTHAMPTON-CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA-
INCLUDING THE CITIES OF...WILMINGTON...DOVER...GEORGETOWN...
REHOBOTH BEACH...ELKTON...CHESTERTOWN...CENTREVILLE...EASTON...
DENTON...NEWTON...WASHINGTON...MORRISTOWN...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...JIM THORPE...
STROUDSBURG...READING...ALLENTOWN...BETHLEHEM...WEST CHESTER...
NORRISTOWN...DOYLESTOWN...MEDIA...PHILADELPHIA
412 PM EDT FRI AUG 26 2011

...FLOOD WATCH REMAINS IN EFFECT FROM SATURDAY AFTERNOON THROUGH
SUNDAY EVENING...

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF DELAWARE...NORTHEAST MARYLAND...NEW JERSEY AND 
  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...MORRIS...NORTHWESTERN BURLINGTON... 
  OCEAN...SALEM...SOMERSET...SOUTHEASTERN BURLINGTON...SUSSEX... 
  WARREN AND WESTERN MONMOUTH. IN PENNSYLVANIA...BERKS...BUCKS...
   CARBON...CHESTER...DELAWARE...LEHIGH...MONROE...MONTGOMERY... 
  NORTHAMPTON AND PHILADELPHIA. 

* FROM SATURDAY AFTERNOON THROUGH SUNDAY EVENING

* HEAVY AND POSSIBLY RECORD SETTING RAINFALL AMOUNTS IN THE
  SATURDAY TO SUNDAY TIME FRAME MAY RESULT IN MAJOR FLOODING
  ACROSS NEW JERSEY...EASTERN PENNSYLVANIA...DELAWARE AND THE
  MARYLAND EASTERN SHORE. FORECAST RAINFALL AMOUNTS RANGE FROM
  ABOUT 6 TO 10 INCHES WITH LOCALLY HIGHER AMOUNTS POSSIBLE. 

* SMALL CREEKS AND STREAMS WILL BE HIGHLY SUSCEPTIBLE TO RAPID 
  FLOODING. THE RARITAN AND SCHUYLKILL RIVERS HAVE THE POTENTIAL 
  TO REACT RATHER QUICKLY AND ALSO ARE HIGHLY SUSCEPTIBLE TO 
  FLOODING. THE DELAWARE...SUSQUEHANNA...RANCOCAS AND PASSAIC 
  RIVERS REACT MORE SLOWLY...BUT THEY ALSO ARE HIGHLY 
  SUSCEPTIBLE TO FLOODING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

YOU SHOULD 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.

&&

$$
499 
WGUS61 KPHI 270730
FFAPHI

FLOOD WATCH
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
330 AM EDT SAT AUG 27 2011

...HURRICANE IRENE THREATENS THE AREA WITH VERY HEAVY RAINFALL...

DEZ001>004-MDZ008-012-015-019-020-NJZ001-007>010-012>027-PAZ054-
055-060>062-067>071-272100-
/O.CON.KPHI.FA.A.0011.110827T1600Z-110829T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NEW CASTLE-KENT-INLAND SUSSEX-DELAWARE BEACHES-CECIL-KENT MD-
QUEEN ANNES-TALBOT-CAROLINE-SUSSEX-WARREN-MORRIS-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-CARBON-MONROE-BERKS-LEHIGH-
NORTHAMPTON-CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA-
INCLUDING THE CITIES OF...WILMINGTON...DOVER...GEORGETOWN...
REHOBOTH BEACH...ELKTON...CHESTERTOWN...CENTREVILLE...EASTON...
DENTON...NEWTON...WASHINGTON...MORRISTOWN...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...JIM THORPE...
STROUDSBURG...READING...ALLENTOWN...BETHLEHEM...WEST CHESTER...
NORRISTOWN...DOYLESTOWN...MEDIA...PHILADELPHIA
330 AM EDT SAT AUG 27 2011

...FLOOD WATCH REMAINS IN EFFECT FROM NOON EDT TODAY THROUGH
SUNDAY EVENING...

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF DELAWARE...NORTHEAST MARYLAND...NEW JERSEY AND 
  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...MORRIS...NORTHWESTERN BURLINGTON... 
  OCEAN...SALEM...SOMERSET...SOUTHEASTERN BURLINGTON...SUSSEX... 
  WARREN AND WESTERN MONMOUTH. IN PENNSYLVANIA...BERKS...BUCKS...
   CARBON...CHESTER...DELAWARE...LEHIGH...MONROE...MONTGOMERY... 
  NORTHAMPTON AND PHILADELPHIA. 

* FROM NOON EDT TODAY THROUGH SUNDAY EVENING

* HEAVY AND POSSIBLY RECORD SETTING RAINFALL AMOUNTS OVER THE
  WEEKEND MAY RESULT IN MAJOR FLOODING IN NEW JERSEY...EASTERN
  PENNSYLVANIA...DELAWARE AND NORTHEASTERN MARYLAND. FORECAST
  RAINFALL AMOUNTS RANGE FROM ABOUT 6 TO 10 INCHES WITH LOCALLY
  HIGHER AMOUNTS POSSIBLE.

* SMALL CREEKS AND STREAMS WILL BE HIGHLY SUSCEPTIBLE TO RAPID
  FLOODING. THE RARITAN AND SCHUYLKILL RIVERS HAVE THE POTENTIAL
  TO REACT RATHER QUICKLY AND ARE ALSO HIGHLY SUSCEPTIBLE TO
  FLOODING. THE DELAWARE...SUSQUEHANNA AND PASSAIC RIVERS REACT
  MORE SLOWLY...BUT THEY ARE ALSO HIGHLY SUSCEPTIBLE TO FLOODING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

MONITOR FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. IF YOU
LIVE IN AN AREA THAT IS PRONE TO FLOODING...BE PREPARED TO TAKE
ACTION SHOULD FLOODING DEVELOP.

&&

$$
323 
WGUS61 KPHI 271957
FFAPHI

FLOOD WATCH
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
357 PM EDT SAT AUG 27 2011

...HURRICANE IRENE THREATENS THE AREA WITH VERY HEAVY RAINFALL...

DEZ001>004-MDZ008-012-015-019-020-NJZ001-007>010-012>027-PAZ054-
055-060>062-067>071-281100-
/O.CON.KPHI.FA.A.0011.000000T0000Z-110829T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NEW CASTLE-KENT-INLAND SUSSEX-DELAWARE BEACHES-CECIL-KENT MD-
QUEEN ANNES-TALBOT-CAROLINE-SUSSEX-WARREN-MORRIS-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-CARBON-MONROE-BERKS-LEHIGH-
NORTHAMPTON-CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA-
INCLUDING THE CITIES OF...WILMINGTON...DOVER...GEORGETOWN...
REHOBOTH BEACH...ELKTON...CHESTERTOWN...CENTREVILLE...EASTON...
DENTON...NEWTON...WASHINGTON...MORRISTOWN...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...JIM THORPE...
STROUDSBURG...READING...ALLENTOWN...BETHLEHEM...WEST CHESTER...
NORRISTOWN...DOYLESTOWN...MEDIA...PHILADELPHIA
357 PM EDT SAT AUG 27 2011

...FLOOD WATCH REMAINS IN EFFECT THROUGH SUNDAY EVENING...

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF DELAWARE...NORTHEAST MARYLAND...NEW JERSEY AND 
  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...MORRIS...NORTHWESTERN BURLINGTON... 
  OCEAN...SALEM...SOMERSET...SOUTHEASTERN BURLINGTON...SUSSEX... 
  WARREN AND WESTERN MONMOUTH. IN PENNSYLVANIA...BERKS...BUCKS...
   CARBON...CHESTER...DELAWARE...LEHIGH...MONROE...MONTGOMERY... 
  NORTHAMPTON AND PHILADELPHIA. 

* THROUGH SUNDAY EVENING

* HEAVY AND POSSIBLY RECORD SETTING RAINFALL AMOUNTS OVER THE 
  WEEKEND MAY RESULT IN MAJOR FLOODING IN NEW JERSEY...EASTERN 
  PENNSYLVANIA...DELAWARE AND NORTHEASTERN MARYLAND. FORECAST 
  RAINFALL AMOUNTS RANGE FROM ABOUT 6 TO 10 INCHES WITH LOCALLY 
  HIGHER AMOUNTS POSSIBLE. 

* SMALL CREEKS AND STREAMS WILL BE HIGHLY SUSCEPTIBLE TO RAPID 
  FLOODING. THE RARITAN AND SCHUYLKILL RIVERS HAVE THE POTENTIAL 
  TO REACT RATHER QUICKLY AND ARE ALSO HIGHLY SUSCEPTIBLE TO 
  FLOODING. THE DELAWARE...SUSQUEHANNA AND PASSAIC RIVERS REACT 
  MORE SLOWLY...BUT THEY ARE ALSO HIGHLY SUSCEPTIBLE TO 
  FLOODING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

MONITOR FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. IF
YOU LIVE IN AN AREA THAT IS PRONE TO FLOODING...BE PREPARED TO
TAKE ACTION SHOULD FLOODING DEVELOP.

&&

$$
391 
WGUS61 KPHI 280828
FFAPHI

FLOOD WATCH
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
428 AM EDT SUN AUG 28 2011

...HURRICANE IRENE PRODUCING FLOODING RAINS ACROSS THE REGION...

DEZ001>004-MDZ008-012-015-019-020-NJZ001-007>010-012>027-PAZ054-
055-060>062-067>071-282000-
/O.CON.KPHI.FA.A.0011.000000T0000Z-110829T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NEW CASTLE-KENT-INLAND SUSSEX-DELAWARE BEACHES-CECIL-KENT MD-
QUEEN ANNES-TALBOT-CAROLINE-SUSSEX-WARREN-MORRIS-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-CARBON-MONROE-BERKS-LEHIGH-
NORTHAMPTON-CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA-
INCLUDING THE CITIES OF...WILMINGTON...DOVER...GEORGETOWN...
REHOBOTH BEACH...ELKTON...CHESTERTOWN...CENTREVILLE...EASTON...
DENTON...NEWTON...WASHINGTON...MORRISTOWN...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...JIM THORPE...
STROUDSBURG...READING...ALLENTOWN...BETHLEHEM...WEST CHESTER...
NORRISTOWN...DOYLESTOWN...MEDIA...PHILADELPHIA
428 AM EDT SUN AUG 28 2011

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

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF DELAWARE...NORTHEAST MARYLAND...NEW JERSEY AND 
  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...MORRIS...NORTHWESTERN BURLINGTON... 
  OCEAN...SALEM...SOMERSET...SOUTHEASTERN BURLINGTON...SUSSEX... 
  WARREN AND WESTERN MONMOUTH. IN PENNSYLVANIA...BERKS...BUCKS...
   CARBON...CHESTER...DELAWARE...LEHIGH...MONROE...MONTGOMERY... 
  NORTHAMPTON AND PHILADELPHIA. 

* THROUGH THIS EVENING.

* HEAVY AND POSSIBLY RECORD SETTING RAINFALL AMOUNTS THROUGH ABOUT
  MIDDAY TODAY WILL RESULT IN MAJOR FLOODING ACROSS THE REGION.
  TOTAL RAINFALL AMOUNTS WILL RANGE FROM 6 TO 10 INCHES WITH
  LOCALLY HIGHER AMOUNTS POSSIBLE.

* THE AMOUNT OF RAIN THAT IS FALLING COMBINED WITH AN ALREADY VERY
  WET MONTH WILL CONTINUE TO PRODUCE MANY AREAS OF FLOODING. THIS
  INCLUDES THE STREAMS, CREEKS AND EVEN THE MAJOR RIVERS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

MONITOR FORECASTS AND BE ALERT WHEN FLOOD WARNINGS ARE ISSUED.
IF YOU LIVE IN AN AREA THAT IS PRONE TO FLOODING, BE PREPARED TO
TAKE ACTION SHOULD FLOODING DEVELOP.

&&

$$
298 
WGUS61 KPHI 281328
FFAPHI

FLOOD WATCH
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
928 AM EDT SUN AUG 28 2011

...HURRICANE IRENE PRODUCING FLOODING ACROSS THE REGION...

DEZ001>004-MDZ008-012-015-019-020-NJZ001-007>010-012>027-PAZ054-
055-060>062-067>071-282200-
/O.CON.KPHI.FA.A.0011.000000T0000Z-110829T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NEW CASTLE-KENT-INLAND SUSSEX-DELAWARE BEACHES-CECIL-KENT MD-
QUEEN ANNES-TALBOT-CAROLINE-SUSSEX-WARREN-MORRIS-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-CARBON-MONROE-BERKS-LEHIGH-
NORTHAMPTON-CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA-
INCLUDING THE CITIES OF...WILMINGTON...DOVER...GEORGETOWN...
REHOBOTH BEACH...ELKTON...CHESTERTOWN...CENTREVILLE...EASTON...
DENTON...NEWTON...WASHINGTON...MORRISTOWN...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...JIM THORPE...
STROUDSBURG...READING...ALLENTOWN...BETHLEHEM...WEST CHESTER...
NORRISTOWN...DOYLESTOWN...MEDIA...PHILADELPHIA
928 AM EDT SUN AUG 28 2011

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

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF DELAWARE...NORTHEAST MARYLAND...NEW JERSEY AND 
  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...MORRIS...NORTHWESTERN BURLINGTON... 
  OCEAN...SALEM...SOMERSET...SOUTHEASTERN BURLINGTON...SUSSEX... 
  WARREN AND WESTERN MONMOUTH. IN PENNSYLVANIA...BERKS...BUCKS...
   CARBON...CHESTER...DELAWARE...LEHIGH...MONROE...MONTGOMERY... 
  NORTHAMPTON AND PHILADELPHIA. 

* THROUGH THIS EVENING

* HEAVY AND POSSIBLY RECORD SETTING RAINFALL AMOUNTS WERE
  RESULTING IN MODERATE TO MAJOR FLOODING ACROSS THE REGION. BY
  THE TIME RAIN FROM IRENE ENDS THIS AFTERNOON...TOTAL RAINFALL
  AMOUNTS WILL RANGE FROM 4 TO 10 INCHES WITH LOCALLY HIGHER
  AMOUNTS.

* THE AMOUNT OF RAIN THAT WILL FALL COMBINED WITH AN ALREADY VERY
  WET MONTH WILL CONTINUE TO PRODUCE MANY AREAS OF MODERATE TO
  MAJOR FLOODING. THIS INCLUDES THE STREAMS...CREEKS AND EVEN THE
  MAJOR RIVERS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS FLOOD WATCH MEANS THE POTENTIAL FOR FLOODING IS BEING
REALIZED AND WILL WORSEN AT MANY LOCATIONS BASED ON THE LATEST
FORECASTS.

MONITOR FORECASTS AND BE ALERT WHEN FLOOD WARNINGS ARE ISSUED. IF
YOU LIVE IN AN AREA THAT IS PRONE TO FLOODING...BE PREPARED TO
TAKE ACTION SHOULD FLOODING DEVELOP.

&&

$$
647 
WGUS61 KPHI 281625
FFAPHI

FLOOD WATCH
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1225 PM EDT SUN AUG 28 2011

...SIGNIFICANT FLOODING OCCURRING ACROSS MUCH OF THE AREA...

DEZ001>004-MDZ008-012-015-019-020-NJZ001-007>010-012>027-PAZ054-
055-060>062-067>071-281730-
/O.CAN.KPHI.FA.A.0011.000000T0000Z-110829T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NEW CASTLE-KENT-INLAND SUSSEX-DELAWARE BEACHES-CECIL-KENT MD-
QUEEN ANNES-TALBOT-CAROLINE-SUSSEX-WARREN-MORRIS-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-CARBON-MONROE-BERKS-LEHIGH-
NORTHAMPTON-CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA-
INCLUDING THE CITIES OF...WILMINGTON...DOVER...GEORGETOWN...
REHOBOTH BEACH...ELKTON...CHESTERTOWN...CENTREVILLE...EASTON...
DENTON...NEWTON...WASHINGTON...MORRISTOWN...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...JIM THORPE...
STROUDSBURG...READING...ALLENTOWN...BETHLEHEM...WEST CHESTER...
NORRISTOWN...DOYLESTOWN...MEDIA...PHILADELPHIA
1220 PM EDT SUN AUG 28 2011

...FLOOD WATCH IS CANCELLED...

THE FLOOD WATCH FOR PORTIONS OF DELAWARE...NORTHEAST MARYLAND...
NEW JERSEY AND PENNSYLVANIA HAS BEEN CANCELLED.

SIGNIFICANT FLOODING IS OCCURRING ALONG MANY OF THE LOCAL RIVERS,
CREEKS, AND STREAM ACROSS THE AREA. NUMEROUS FLOOD WARNINGS ARE IN
EFFECT, PLEASE REFER TO THE LATEST FLOOD WARNINGS FOR THE ONGOING
FLOOD SITUATION.
 
$$


ROBERTSON

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 25, 8:42 AM EDTSpecial Weather StatementPHIWarren63 min
Aug 25, 10:00 AM EDTAreal Flood AdvisoryPHIBurlington, Camden, Gloucester, Hunterdon, Mercer, Middlesex and 5 more3 hr
Aug 25, 11:50 AM EDTSpecial Weather StatementPHIAtlantic, Burlington, Camden, Cumberland, Gloucester, Mercer and 4 more3 hr
Aug 25, 1:36 PM EDTSpecial Marine WarningPHI24 min
Aug 25, 2:42 PM EDTSpecial Weather StatementPHIAtlantic, Cape May3 hr
Aug 25, 3:12 PM EDTSpecial Marine WarningPHI63 min
Aug 25, 4:41 PM EDTSpecial Weather StatementPHICamden, Gloucester, Salem94 min
Aug 25, 5:17 PM EDTAreal Flood AdvisoryPHIAtlantic, Burlington, Camden, Cumberland, Gloucester, Salem118 min
Aug 25, 5:26 PM EDTHurricane WatchPHIAtlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 4 more25 hr
Aug 25, 5:26 PM EDTTropical Storm WatchPHIHunterdon, Mercer, Morris, Somerset25 hr
Aug 25, 5:53 PM EDTFlash Flood WarningPHICumberland3 hr
Aug 25, 6:19 PM EDTSpecial Weather StatementPHIAtlantic, Cape May, Cumberland116 min
Aug 25, 6:41 PM EDTSevere Thunderstorm WarningPHIAtlantic, Burlington, Ocean49 min
Aug 25, 6:43 PM EDTSpecial Marine WarningPHI92 min
Aug 25, 6:47 PM EDTSpecial Weather StatementPHIBurlington, Camden, Gloucester, Salem118 min
Aug 25, 6:55 PM EDTAreal Flood AdvisoryPHIAtlantic, Burlington, Cape May, Cumberland, Ocean3 hr
Aug 25, 7:26 PM EDTAreal Flood AdvisoryPHIBurlington, Camden, Cumberland, Gloucester, Salem2 hr
Aug 25, 7:56 PM EDTSpecial Marine WarningPHI94 min
Aug 25, 11:19 AM EDTAreal Flood AdvisoryPHIKent, New Castle3 hr
Aug 25, 1:24 PM EDTSpecial Weather StatementPHIKent96 min
Aug 25, 2:38 PM EDTAreal Flood AdvisoryPHIKent, Sussex3 hr
Aug 25, 3:11 PM EDTSevere Thunderstorm WarningPHIKent, Sussex34 min
Aug 25, 3:47 PM EDTSpecial Weather StatementPHIKent58 min
Aug 25, 7:27 PM EDTSpecial Weather StatementPHISussex93 min
Aug 25, 7:55 PM EDTSevere Thunderstorm WarningPHISussex51 min
Aug 25, 7:19 AM EDTSpecial Weather StatementPHIBerks, Lehigh56 min
Aug 25, 8:15 AM EDTSpecial Weather StatementPHIMonroe60 min
Aug 25, 8:38 AM EDTSpecial Weather StatementPHIMontgomery67 min
Aug 25, 9:35 AM EDTSpecial Weather StatementPHIChester, Montgomery55 min

Nearby

Flood Watches in New Jersey, 2011Flood Watches in Pennsylvania, 2011Flood Watches in Maryland, 2011Every flood watch in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.