Alert archive / New Jersey / Flash Flood Watches in 2009
Flash Flood Watch 6, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this flash flood watch at Jul 30, 2009, 3:30 PM EDT for 4 states. It took effect at Jul 31, 2009, 8:00 AM EDT. It was in force for 11 hr.
The area
The counties it named.
The facts
- Issued
- Jul 30, 2009, 3:30 PM EDT (19:30 UTC)
- In effect from
- Jul 31, 2009, 8:00 AM EDT
- Expired
- Jul 31, 2009, 6:33 PM EDT
- In force
- 11 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Flood severity
- None
All 21 counties
New Castle County, DE, Cecil County, MD, Burlington County, NJ, Camden County, NJ, Gloucester County, NJ, Hunterdon County, NJ, Mercer County, NJ, Middlesex County, NJ, Monmouth County, NJ, Morris 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), 72 km from the middle of the area, began a volume at 19:33 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
Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 7.5 hours before the alert went out and 128 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 933 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- -23 m²/s²
- 0-3 km storm-relative helicity
- 55 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS61 KPHI 301930 FFAPHI URGENT - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 330 PM EDT THU JUL 30 2009 ...FLASH FLOOD WATCH IN EFFECT FROM FRIDAY MORNING THROUGH LATE FRIDAY NIGHT... DEZ001-MDZ008-NJZ001-007>010-012-013-015>019-PAZ054-055-060>062- 067>071-311015- /O.NEW.KPHI.FF.A.0006.090731T1200Z-090801T0800Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ NEW CASTLE-CECIL-SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET- MIDDLESEX-WESTERN MONMOUTH-MERCER-SALEM-GLOUCESTER-CAMDEN- NORTHWESTERN BURLINGTON-CARBON-MONROE-BERKS-LEHIGH-NORTHAMPTON- CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA- INCLUDING THE CITIES OF...WILMINGTON...ELKTON...NEWTON... WASHINGTON...MORRISTOWN...FLEMINGTON...SOMERVILLE... NEW BRUNSWICK...FREEHOLD...TRENTON...PENNSVILLE...GLASSBORO... CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...JIM THORPE... STROUDSBURG...READING...ALLENTOWN...BETHLEHEM...EASTON... WEST CHESTER...NORRISTOWN...DOYLESTOWN...MEDIA...PHILADELPHIA 330 PM EDT THU JUL 30 2009 ...FLASH FLOOD WATCH IN EFFECT FROM FRIDAY MORNING THROUGH LATE FRIDAY NIGHT... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A * FLASH FLOOD WATCH FOR PORTIONS OF NORTHERN DELAWARE... NORTHEAST MARYLAND...NEW JERSEY AND PENNSYLVANIA...INCLUDING THE FOLLOWING AREAS...IN NORTHERN DELAWARE...NEW CASTLE. IN NORTHEAST MARYLAND...CECIL. IN NEW JERSEY...CAMDEN... GLOUCESTER...HUNTERDON...MERCER...MIDDLESEX...MORRIS... NORTHWESTERN BURLINGTON...SALEM...SOMERSET...SUSSEX...WARREN AND WESTERN MONMOUTH. IN PENNSYLVANIA...BERKS...BUCKS... CARBON...CHESTER...DELAWARE...LEHIGH...MONROE...MONTGOMERY... NORTHAMPTON AND PHILADELPHIA. * FROM FRIDAY MORNING THROUGH LATE FRIDAY NIGHT * NUMEROUS TO WIDESPREAD SHOWERS AND THUNDERSTORMS ARE FORECAST TO OCCUR FRIDAY AND INTO FRIDAY NIGHT AS A COLD FRONT MOVES SLOWLY THROUGH OUR AREA. THE FRONT WILL ACT ON AN INCREASINGLY HUMID AND UNSTABLE ATMOSPHERE TO CAUSE AREAS OF HEAVY THUNDERSTORMS. COMBINED WITH THE HEAVY RAINS OF THURSDAY AFTERNOON AND THURSDAY NIGHT, THE GROUND REMAINS VERY MOIST IN MANY AREAS. AREAS OF ONE TO TWO INCHES OF RAIN FROM A CLUSTER OF THUNDERSTORMS, WITH LOCALIZED RAIN AMOUNTS UP TO FOUR INCHES POSSIBLE, COULD CAUSE AREAS OF FLASH FLOODING. MOTORISTS WILL NEED TO USE CAUTION FRIDAY AND FRIDAY EVENING AS ROAD AND HIGHWAY FLOODING MAY CAUSE TRAVEL DISRUPTIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT DEVELOPING WEATHER CONDITIONS MAY 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. && $$
4 follow-up statements
000 WGUS61 KPHI 310833 FFAPHI FLOOD WATCH NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 433 AM EDT FRI JUL 31 2009 ...FLASH FLOOD WATCH IN EFFECT THROUGH TONIGHT... DEZ001-MDZ008-NJZ001-007>010-012-013-015>019-PAZ054-055-060>062- 067>071-312100- /O.CON.KPHI.FF.A.0006.090731T1200Z-090801T0800Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ NEW CASTLE-CECIL-SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET- MIDDLESEX-WESTERN MONMOUTH-MERCER-SALEM-GLOUCESTER-CAMDEN- NORTHWESTERN BURLINGTON-CARBON-MONROE-BERKS-LEHIGH-NORTHAMPTON- CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA- INCLUDING THE CITIES OF...WILMINGTON...ELKTON...NEWTON... WASHINGTON...MORRISTOWN...FLEMINGTON...SOMERVILLE... NEW BRUNSWICK...FREEHOLD...TRENTON...PENNSVILLE...GLASSBORO... CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...JIM THORPE... STROUDSBURG...READING...ALLENTOWN...BETHLEHEM...EASTON... WEST CHESTER...NORRISTOWN...DOYLESTOWN...MEDIA...PHILADELPHIA 433 AM EDT FRI JUL 31 2009 ...FLASH FLOOD WATCH IS IN EFFECT THROUGH TONIGHT... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF NORTHERN DELAWARE...NORTHEAST MARYLAND...NEW JERSEY AND PENNSYLVANIA...INCLUDING THE FOLLOWING AREAS...IN NORTHERN DELAWARE...NEW CASTLE. IN NORTHEAST MARYLAND...CECIL. IN NEW JERSEY...CAMDEN...GLOUCESTER...HUNTERDON...MERCER... MIDDLESEX...MORRIS...NORTHWESTERN BURLINGTON...SALEM... SOMERSET...SUSSEX...WARREN AND WESTERN MONMOUTH. IN PENNSYLVANIA...BERKS...BUCKS...CARBON...CHESTER...DELAWARE... LEHIGH...MONROE...MONTGOMERY...NORTHAMPTON AND PHILADELPHIA. * FROM 8 AM EDT THIS MORNING THROUGH LATE TONIGHT * WIDESPREAD SHOWERS AND THUNDERSTORMS ARE FORECAST TO DEVELOP TODAY INTO TONIGHT AS A COLD FRONT MOVES SLOWLY THROUGH THE AREA. THE FRONT WILL INTERACT WITH A HUMID AND UNSTABLE AIRMASS AND CAUSE AREAS OF STRONG THUNDERSTORMS, SOME OF WHICH MAY PRODUCE HEAVY RAIN. THE MOST LIKELY TIME FOR THE HEAVIEST RAINS IS DURING THE AFTERNOON AND EVENING HOURS. THE GROUND REMAINS WET IN MANY LOCATIONS AS A RESULT OF THE HEAVY RAINS EARLIER IN THE WEEK. AREAS OF ONE TO TWO INCHES OF RAIN ARE EXPECTED FROM THUNDERSTORMS... WITH LOCALIZED RAIN AMOUNTS UP TO FIVE INCHES. THESE AMOUNTS WILL ONLY EXACERBATE THE FLASH FLOOD THREAT. MOTORISTS WILL NEED TO USE CAUTION AS ROAD AND HIGHWAY FLOODING MAY CAUSE TRAVEL DISRUPTIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT DEVELOPING WEATHER CONDITIONS MAY 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. && $$
000 WGUS61 KPHI 311400 FFAPHI FLOOD WATCH NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 1000 AM EDT FRI JUL 31 2009 ...FLASH FLOOD WATCH IN EFFECT THROUGH TONIGHT... DEZ001-MDZ008-NJZ001-007>010-012-013-015>019-PAZ054-055-060>062- 067>071-312100- /O.CON.KPHI.FF.A.0006.000000T0000Z-090801T0800Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ NEW CASTLE-CECIL-SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET- MIDDLESEX-WESTERN MONMOUTH-MERCER-SALEM-GLOUCESTER-CAMDEN- NORTHWESTERN BURLINGTON-CARBON-MONROE-BERKS-LEHIGH-NORTHAMPTON- CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA- INCLUDING THE CITIES OF...WILMINGTON...ELKTON...NEWTON... WASHINGTON...MORRISTOWN...FLEMINGTON...SOMERVILLE... NEW BRUNSWICK...FREEHOLD...TRENTON...PENNSVILLE...GLASSBORO... CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...JIM THORPE... STROUDSBURG...READING...ALLENTOWN...BETHLEHEM...EASTON... WEST CHESTER...NORRISTOWN...DOYLESTOWN...MEDIA...PHILADELPHIA 1000 AM EDT FRI JUL 31 2009 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF NORTHERN DELAWARE...NORTHEAST MARYLAND...NEW JERSEY AND PENNSYLVANIA...INCLUDING THE FOLLOWING AREAS...IN NORTHERN DELAWARE...NEW CASTLE. IN NORTHEAST MARYLAND...CECIL. IN NEW JERSEY...CAMDEN...GLOUCESTER...HUNTERDON...MERCER... MIDDLESEX...MORRIS...NORTHWESTERN BURLINGTON...SALEM... SOMERSET...SUSSEX...WARREN AND WESTERN MONMOUTH. IN PENNSYLVANIA...BERKS...BUCKS...CARBON...CHESTER...DELAWARE... LEHIGH...MONROE...MONTGOMERY...NORTHAMPTON AND PHILADELPHIA. * THROUGH LATE TONIGHT * WIDESPREAD SHOWERS AND THUNDERSTORMS ARE FORECAST TO DEVELOP TODAY INTO TONIGHT AS A COLD FRONT MOVES SLOWLY THROUGH THE AREA. THE FRONT WILL INTERACT WITH A HUMID AND UNSTABLE AIRMASS AND CAUSE AREAS OF STRONG THUNDERSTORMS... SOME OF WHICH MAY PRODUCE HEAVY RAIN. THE MOST LIKELY TIME FOR THE HEAVIEST RAINS IS DURING THE AFTERNOON AND EVENING HOURS. THE GROUND REMAINS WET IN MANY LOCATIONS AS A RESULT OF THE HEAVY RAINS EARLIER IN THE WEEK. AREAS OF ONE TO TWO INCHES OF RAIN ARE EXPECTED FROM THUNDERSTORMS... WITH LOCALIZED RAIN AMOUNTS UP TO FIVE INCHES. THESE AMOUNTS WILL ONLY INCREASE THE FLASH FLOOD THREAT. MOTORISTS WILL NEED TO USE CAUTION AS ROAD AND HIGHWAY FLOODING MAY CAUSE TRAVEL DISRUPTIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT DEVELOPING WEATHER CONDITIONS MAY 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. && $$
000 WGUS61 KPHI 311900 FFAPHI FLOOD WATCH NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 300 PM EDT FRI JUL 31 2009 ...FLASH FLOOD WATCH IN EFFECT THROUGH LATE TONIGHT... DEZ001-MDZ008-NJZ001-007>010-012-013-015>019-PAZ054-055-060>062- 067>071-010400- /O.CON.KPHI.FF.A.0006.000000T0000Z-090801T0800Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ NEW CASTLE-CECIL-SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET- MIDDLESEX-WESTERN MONMOUTH-MERCER-SALEM-GLOUCESTER-CAMDEN- NORTHWESTERN BURLINGTON-CARBON-MONROE-BERKS-LEHIGH-NORTHAMPTON- CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA- INCLUDING THE CITIES OF...WILMINGTON...ELKTON...NEWTON... WASHINGTON...MORRISTOWN...FLEMINGTON...SOMERVILLE... NEW BRUNSWICK...FREEHOLD...TRENTON...PENNSVILLE...GLASSBORO... CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...JIM THORPE... STROUDSBURG...READING...ALLENTOWN...BETHLEHEM...EASTON... WEST CHESTER...NORRISTOWN...DOYLESTOWN...MEDIA...PHILADELPHIA 300 PM EDT FRI JUL 31 2009 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF NORTHERN DELAWARE...NORTHEAST MARYLAND...NEW JERSEY AND PENNSYLVANIA...INCLUDING THE FOLLOWING AREAS...IN NORTHERN DELAWARE...NEW CASTLE. IN NORTHEAST MARYLAND...CECIL. IN NEW JERSEY...CAMDEN...GLOUCESTER...HUNTERDON...MERCER... MIDDLESEX...MORRIS...NORTHWESTERN BURLINGTON...SALEM... SOMERSET...SUSSEX...WARREN AND WESTERN MONMOUTH. IN PENNSYLVANIA...BERKS...BUCKS...CARBON...CHESTER...DELAWARE... LEHIGH...MONROE...MONTGOMERY...NORTHAMPTON AND PHILADELPHIA. * THROUGH LATE TONIGHT * SHOWERS AND THUNDERSTORMS WERE BECOMING MORE NUMEROUS ALONG AND NORTHWEST OF THE I-95 CORRIDOR AT MID AFTERNOON. SHOWERS AND THUNDERSTORMS WILL FORM EASTWARD AND SOUTHWARD, AND MOST AREAS WILL RECEIVE SHOWERS AND THUNDERSTORMS BY DARK. THE COLD FRONT RESPONSIBLE FOR THE DEVELOPMENT OF THE THUNDERSTORMS WILL MOVE EASTWARD THROUGH OUR AREA THROUGH THE EARLY OVERNIGHT PERIOD. AS IT DOES, IT WILL ACT ON THE HUMID AND UNSTABLE AIRMASS IN PLACE AND SOME OF THE THUNDERSTORMS WILL FORM INTO CLUSTERS OR SHORT LINES AND PRODUCE AREAS OF HEAVY RAIN. AREAS OF ONE TO TWO INCHES OF RAIN ARE EXPECTED FROM THESE THUNDERSTORMS...WITH LOCALIZED RAIN AMOUNTS UP TO FOUR INCHES. MOTORISTS WILL NEED TO USE CAUTION AS LOCALIZED ROAD AND HIGHWAY FLOODING MAY CAUSE TRAVEL DISRUPTIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT DEVELOPING WEATHER CONDITIONS MAY 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. && $$
000 WGUS61 KPHI 312233 FFAPHI FLOOD WATCH NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 633 PM EDT FRI JUL 31 2009 DEZ001-MDZ008-NJZ001-007>010-012-013-015>019-PAZ054-055-060>062- 067>071-312345- /O.CAN.KPHI.FF.A.0006.000000T0000Z-090801T0800Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ NEW CASTLE-CECIL-SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET- MIDDLESEX-WESTERN MONMOUTH-MERCER-SALEM-GLOUCESTER-CAMDEN- NORTHWESTERN BURLINGTON-CARBON-MONROE-BERKS-LEHIGH-NORTHAMPTON- CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA- INCLUDING THE CITIES OF...WILMINGTON...ELKTON...NEWTON... WASHINGTON...MORRISTOWN...FLEMINGTON...SOMERVILLE... NEW BRUNSWICK...FREEHOLD...TRENTON...PENNSVILLE...GLASSBORO... CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...JIM THORPE... STROUDSBURG...READING...ALLENTOWN...BETHLEHEM...EASTON... WEST CHESTER...NORRISTOWN...DOYLESTOWN...MEDIA...PHILADELPHIA 633 PM EDT FRI JUL 31 2009 ...FLASH FLOOD WATCH IS CANCELLED... THE FLASH FLOOD WATCH FOR PORTIONS OF NORTHERN DELAWARE... NORTHEAST MARYLAND...NEW JERSEY AND PENNSYLVANIA HAS BEEN CANCELLED. THE HEAVY RAINS ASSOCIATED WITH THE SQUALL LINES THAT DEVELOPED THIS AFTERNOON WERE MOVING OFF THE NEW JERSEY COAST AT LATE AFTERNOON. A FEW MORE SHOWERS COULD OCCUR TONIGHT, BUT IF ANY DO THEY WOULD BE SPOTTY AND LIGHT, SO THE FLASH FLOOD WATCH HAS BEEN CANCELLED. $$
What forecasters said that day
The local office's own words before this flash flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Philadelphia/Mount Holly wrote its last area forecast discussion before this flash flood watch went out at Jul 30, 3:30 PM EDT, 0 minutes earlier.
Area forecast discussion, Jul 30, 3:30 PM EDT, 0 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
330 PM EDT THU JUL 30 2009
.SYNOPSIS...
YET ANOTHER IN A SERIES OF FRONTS, SEEMINGLY AFFECTING US EVERY
OTHER DAY, WILL APPROACH OUR AREA FROM THE WEST TONIGHT AND MOVE
SLOWLY THOUGH OUR REGION FRIDAY AFTERNOON AND FRIDAY NIGHT. THIS
WEAK COLD FRONT IS EXPECTED TO MOVE OFF THE COAST EARLY SATURDAY,
LEAVING WEAK HIGH PRESSURE IN ITS WAKE FOR SATURDAY. THE NEXT
FRONT IN THE SERIES IS SLATED TO IMPACT OUR AREA SUNDAY.
ADDITIONAL SURFACE FRONTS, OR LOW PRESSURE IN THE UPPER
ATMOSPHERE, WILL CONTINUE AT TIMES THROUGH THE MIDDLE OF NEXT
WEEK.
&&
.NEAR TERM /UNTIL 6 AM FRIDAY MORNING/...
THE CALM BEFORE THE NEXT STORM IN THE SERIES IS OCCURRING THIS EVENING.
HOWEVER, INCREASING CLOUDINESS IS EXPECTED DURING THE OVERNIGHT
PERIOD AS THE NEXT SHORT WAVE WILL APPROACH AND AFFECT THE NORTHERN
MID ATLANTIC REGION BY FRIDAY MORNING. SO, A SMALL CHANCE OF A
SHOWER OR THUNDERSTORM EARLY TONIGHT WILL BE INCREASED TO A
CHANCE AFTER MIDNIGHT. WITH GATHERING MOISTURE, PATCHY FOG WAS
CONSIDERED OVERNIGHT, BUT REJECTED AS ANY FOG SHOULD BE INNOCUOUS
FOR PUBLIC CONSUMPTION, AS DEVELOPING CLOUDS PREVENT DENSE FOG
FORMATION.
DEW POINTS CURRENTLY IN THE MID AND UPPER 60S ARE EXPECTED TO
INCREASE A BIT DURING THE OVERNIGHT AS MOISTURE BEGINS POOLING
AHEAD OF THE APPROACHING FRONT. THERE WAS LITTLE TO CHOOSE BETWEEN
FROM THE MOS GUIDANCE.
&&
.SHORT TERM /6 AM FRIDAY MORNING THROUGH SATURDAY/...
THIS PERIOD IS SHAPING UP TO BE A VERY ACTIVE ONE PERHAPS IT WILL
RIVAL WHAT HAPPENED WEDNESDAY LOOKING AT THE SIMILAR-LOOKING
SCENARIO, BUT THEN AGAIN NO TWO EVENTS SEEM TO TURN OUT THE SAME
NO MATTER HOW MUCH ALIKE THEY LOOK BEFOREHAND. EVEN SO, WITH DEW
POINTS RISING AHEAD OF THE APPROACHING FRONT, DESTABILIZATION
OCCURRING WITH LIFTED INDICES REDUCING TO ABOUT MINUS FOUR, AND A
HEALTHY LIFTING MECHANISM MOVING SLOWLY THROUGH THE REGION,
CONVECTION SHOULD BE NUMEROUS TO WIDESPREAD. SPC HAS ALREADY
UPGRADED OUR AREA TO A SLIGHT RISK OF SEVERE WEATHER. IT WAS
DECIDED TO ISSUE A FLASH FLOOD WATCH FOR A GOOD PORTION OF OUR
AREA, CONSIDERING THE EXCESSIVE ANTECEDENT RAINFALL THAT OCCURRED
WEDNESDAY INTO WEDNESDAY NIGHT, AND THE GOOD LIFT SEEN ON BOTH THE
NAM (PROBABLY OVERDONE WITH CONVECTIVE FEEDBACK A LIKELIHOOD) AND
THE GFS. PRECIPITABLE WATER VALUES WILL AGAIN BE VERY HIGH.
GENERAL RAIN AMOUNTS ARE FORECAST IN THE 1/2 TO 1 INCH RANGE
FRIDAY, BUT AREAS OF BETWEEN 1 AND 2 INCHES ARE EXPECTED, WITH
LOCALIZED AMOUNTS PERHAPS UP TO 4 INCHES. WITH A SIMILAR SET- UP,
THE LOWER HUDSON VALLEY RECEIVED 3 TO 5 INCHES OF RAIN WEDNESDAY
AND WEDNESDAY NIGHT.
SO, FLASH FLOODING AND SEVERE WEATHER ARE POSSIBILITIES FOR FRIDAY
AND EARLY FRIDAY NIGHT. AS THE FRONT MOVES PAST THE AREA BY
SATURDAY MORNING, WHICH IS CONSISTENT WITH EARLIER GFS RUNS,
PRECIPITATION WAS DELETED FROM SATURDAYS FORECAST AS A WESTERLY
FLOW SHOULD PREVAIL, GIVING A DAY MUCH LIKE TODAY HAS TURNED OUT
TO BE.
WARMER GFS MOS WAS USED FOR SATURDAY, OTHERWISE A BLEND WAS USED.
&&
.LONG TERM /SATURDAY NIGHT THROUGH THURSDAY/...
THE NEXT IN THE SERIES OF WEATHER-MAKERS LOOKS TO AFFECT OUR AREA
DURING SATURDAY NIGHT, AS A WARM FRONT FORMS INTO SOUTHERN
PORTIONS OF THE REGION. SO, CHANCE CONVECTION WAS ADDED SOUTH AND
SHADED TO SLIGHT CHANCE NORTH SATURDAY NIGHT. THEN, CHANCEY
CONVECTION WAS USED FOR SUNDAY AND BEYOND AT THIS POINT, ALTHOUGH
AN ARGUMENT COULD BE MADE THAT SUNDAY INTO SUNDAY NIGHT DESERVE AT
LEAST HIGH CHANCE FOR SUNDAY GIVEN THE FRONTAL FORCING AND UPPER
LEVEL WINDS AT THAT TIME.
THE MODELS HAVE BEEN FAIRLY CONSISTENT IN INDICATING CONTINUED
UPPER LEVEL CYCLOGENESIS AT TIMES FOR THE COMING WEEK. A CASE COULD
BE MADE FOR NO PRECIPITATION FOR THURSDAY, BUT HPC HAD SOME
CHANCE POPS SO (AN INVISIBLE TO THE WORDED FORECAST) SLIGHT CHANCE
WAS USED FOR THURSDAY.
&&
.AVIATION /19Z THURSDAY THROUGH TUESDAY/...
THE FOLLOWING DISCUSSION IS FOR KPHL, KPNE, KTTN, KABE, KRDG, KILG,
KMIV, KACY AND SURROUNDING AREAS.
A VFR FORECAST THROUGH THIS EVENING FOR ALL OUR TERMINALS. SCT TO
BKN CUMULUS EXPECTED THE REST OF THIS AFTERNOON. MOST LIKELY LOCALE
FOR A VFR CIG WILL BE KRDG AS MANY CUMULUS ARE STILL IN THE WESTERN
HALF OF PA. LESS LIKELY TO OCCUR IN TERMINALS FARTHER TO THE
EAST. WINDS THROUGH THIS EVENING WILL GENERALLY BE 10 KNOTS OR LESS.
THEY SHOULD SLOWLY BACK TOWARD THE SOUTHWEST AS THE AFTERNOON
PROGRESSES AND THE INITIAL TAF WIND DIRECTION IS AN AVERAGE FROM
WHERE THEY WERE (NW) TO WHERE WE EXPECT THEM TO BE (SW).
CLOUDS SHOULD INCREASE TONIGHT IN ADVANCE OF THE NEXT WARM FRONT.
PRECIPITATION DEVELOPING ALONG THAT BOUNDARY SHOULD START REACHING
THE TERMINALS LATE TONIGHT. GENERAL MVFR CONDITIONS ARE FORECAST. AS
THE WARM FRONT LIFTS NORTH, THERE MAY BE A BREAK IN PCPN CHANCES.
FOR NOW THE MOST LIKELY TERMINALS FOR THIS TO OCCUR ARE KACY AND
KMIV AND ARE THE ONLY TWO IN WHICH WE SHOW A BREAK. FRIDAY LOOKS
SIMILAR TO WEDNESDAYS WEATHER WITH THUNDER POSSIBLE FROM THE
MORNING ONWARD. ORGANIZED THREAT ALONG WARM FRONTAL BOUNDARY EARLY
MAY BE TOO FAR NORTH FOR THE TERMINALS LEAVING AN AFTERNOON LINE AS
THE MORE LIKELY CANDIDATE. REASON THUNDER WAS ADDED TO THE PHL 30 HR
TERMINAL. WINDS SHOULD INCREASE FROM THE SOUTH ON FRIDAY AND COULD
BE RATHER BRISK.
OUTLOOK...THE CONTINUED THREAT OF SHOWERS OR TSTMS WILL LAST INTO
FRIDAY NIGHT WITH MVFR TO IFR CONDITIONS LIKELY. A GENERAL VFR DAY
IS EXPECTED ON SATURDAY. THE NEXT ROUND OF ORGANIZED CONVECTION IS
POSSIBLE LATER SUNDAY INTO PART OF MONDAY AND AGAIN LATER IN THE DAY
TUESDAY WITH MVFR AT THE LEAST CONDITIONS LIKELY AT THOSE TIMES.
&&
.MARINE...
ANOTHER SCA WAS ISSUED WITH THIS PACKAGE AS ANOTHER LLJ IS FORECAST
TO MOVE ACROSS THE REGION ON FRIDAY. WHILE WINDS MIGHT NOT MIX DOWN
AND REACH SCA CRITERIA, THE CONTINUED FETCH SHOULD ONCE AGAIN
PRODUCE SEAS REACHING 5 FEET. WAVE WATCH WAS A LITTLE TOO ENERGETIC
AND LONG IN DURATION WITH THE PREVIOUS SCA. SO WE DID SCALE BACK THE
SEAS AND BROUGHT THEM DOWN BELOW SCA CRITERIA FASTER THAN THAT
GUIDANCE ON SATURDAY.
WEAK HIGH PRESSURE SHOULD KEEP WINDS AND SEAS BELOW SCA INTO SUNDAY
BEFORE THE SAME PROCESS IS REPEATED AGAIN LATER SUNDAY INTO MONDAY
AS ANOTHER COLD FRONT APPROACHES THE AREA WATERS AND THE GRADIENT
INCREASES PRECEDING IT AND ANOTHER SOUTHERLY TO SOUTHWESTERLY FETCH
IS FORECAST TO DEVELOP. ANOTHER HIGH PRESSURE SYSTEM SHOULD THEN
BUILD INTO THE AREA WATERS WITH MORE BENIGN CONDITIONS FOR LATER
MONDAY INTO TUESDAY IN ADVANCE OF THE NEXT COLD FRONT.
&&
.CLIMATOLOGY...
JUST TO PUT THE EF2 THAT OCCURRED IN MONROE COUNTY INTO THE RARE
PERSPECTIVE THAT IT IS FOR OUR AREA. IT WAS THE FIRST CONFIRMED
TORNADO IN MONROE COUNTY SINCE JULY 1, 2001. IT WAS THE FIRST F2
OR EF2 TORNADO IN MONROE COUNTY SINCE OCTOBER 5, 1979. THE FIRST
F2 OR EF2 STRENGTH TORNADO IN THE MOUNT HOLLY CWA SINCE SEPTEMBER
28, 2004 AT THE NEW CASTLE COUNTY AIRPORT IN DELAWARE. THE FIRST
F2 OR EF2 TORNADO IN THE PENNSYLVANIA PART OF MOUNT HOLLY CWA
SINCE JUNE 1, 1998 IN PHILADELPHIA AND MONTGOMERY COUNTY.
ON THE NEW JERSEY SIDE...THIS WAS FIRST CONFIRMED TORNADO IN SUSSEX
COUNTY SINCE AUGUST 13, 1990. THIS WAS THE FIRST CONFIRMED TORNADO
IN NEW JERSEY SINCE JUNE 2, 2006 IN GLOUCESTER COUNTY. THIS IS THE
STRONGEST TORNADO EVER IN SUSSEX COUNTY SINCE RECORDS STARTED IN
1950. THIS IS THE FIRST F2 OR EF2 TORNADO IN NEW JERSEY AS WELL AS
IN THE MOUNT HOLLY CWA SINCE MAY 27, 2001 IN MANALAPAN IN MONMOUTH
COUNTY.
&&
.PHI WATCHES/WARNINGS/ADVISORIES...
PA...FLASH FLOOD WATCH FROM FRIDAY MORNING THROUGH LATE FRIDAY
NIGHT FOR PAZ054-055-060>062-067>071.
NJ...FLASH FLOOD WATCH FROM FRIDAY MORNING THROUGH LATE FRIDAY
NIGHT FOR NJZ001-007>010-012-013-015>019.
DE...FLASH FLOOD WATCH FROM FRIDAY MORNING THROUGH LATE FRIDAY
NIGHT FOR DEZ001.
MD...FLASH FLOOD WATCH FROM FRIDAY MORNING THROUGH LATE FRIDAY
NIGHT FOR MDZ008.
MARINE...SMALL CRAFT ADVISORY FROM NOON FRIDAY TO NOON EDT SATURDAY FOR
ANZ450>455.
&&
SYNOPSIS...
NEAR TERM...
SHORT TERM...
LONG TERM...
AVIATION...GIGI
MARINE...GIGI
CLIMATE...GIGIHazardous weather outlook, Jul 30, 3:30 PM EDT, 0 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 330 PM EDT THU JUL 30 2009 DEZ001-MDZ008-NJZ001-007>010-012-013-015>019-PAZ054-055-060>062- 067>071-311930- NEW CASTLE-CECIL-SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-MIDDLESEX- WESTERN MONMOUTH-MERCER-SALEM-GLOUCESTER-CAMDEN- NORTHWESTERN BURLINGTON-CARBON-MONROE-BERKS-LEHIGH-NORTHAMPTON- CHESTER-MONTGOMERY-BUCKS-DELAWARE-PHILADELPHIA- 330 PM EDT THU JUL 30 2009 ...FLASH FLOOD WATCH IN EFFECT FROM FRIDAY MORNING THROUGH LATE FRIDAY NIGHT... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN DELAWARE...NORTHEAST MARYLAND...CENTRAL NEW JERSEY...NORTHERN NEW JERSEY...NORTHWEST NEW JERSEY...SOUTHERN NEW JERSEY...EAST CENTRAL PENNSYLVANIA...NORTHEAST PENNSYLVANIA AND SOUTHEAST PENNSYLVANIA. .DAY ONE...THIS AFTERNOON AND TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. FLASH FLOOD WATCH. NUMEROUS TO WIDESPREAD SHOWERS AND THUNDERSTORMS FRIDAY AND FRIDAY NIGHT COULD PRODUCE STRONG GUSTY WINDS, HEAVY RAIN, HAIL, AND DANGEROUS CLOUD TO GROUND LIGHTNING. AFTER FRIDAY NIGHT, NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED FRIDAY INTO FRIDAY NIGHT. DEZ002>004-MDZ012-015-019-020-NJZ014-020>027-311930- KENT-INLAND SUSSEX-DELAWARE BEACHES-KENT MD-QUEEN ANNES-TALBOT- CAROLINE-EASTERN MONMOUTH-OCEAN-CUMBERLAND-ATLANTIC-CAPE MAY- ATLANTIC COASTAL CAPE MAY-COASTAL ATLANTIC-COASTAL OCEAN- SOUTHEASTERN BURLINGTON- 330 PM EDT THU JUL 30 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL DELAWARE...SOUTHERN DELAWARE...NORTHEAST MARYLAND...CENTRAL NEW JERSEY AND SOUTHERN NEW JERSEY. .DAY ONE...THIS AFTERNOON AND TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. NUMEROUS TO WIDESPREAD SHOWERS AND THUNDERSTORMS FRIDAY AND FRIDAY NIGHT COULD PRODUCE STRONG GUSTY WINDS, HEAVY RAIN, HAIL, AND DANGEROUS CLOUD TO GROUND LIGHTNING. AFTER FRIDAY NIGHT, NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED FRIDAY INTO FRIDAY NIGHT. ANZ450>455-311930- COASTAL WATERS FROM SANDY HOOK TO MANASQUAN INLET NJ OUT 20 NM- COASTAL WATERS FROM MANASQUAN INLET TO LITTLE EGG INLET NJ OUT 20 NM- COASTAL WATERS FROM LITTLE EGG INLET TO GREAT EGG INLET NJ OUT 20 NM- COASTAL WATERS FROM GREAT EGG INLET TO CAPE MAY NJ OUT 20 NM- COASTAL WATERS FROM CAPE MAY NJ TO CAPE HENLOPEN DE OUT 20 NM- COASTAL WATERS FROM CAPE HENLOPEN TO FENWICK ISLAND DE OUT 20 NM- 330 PM EDT THU JUL 30 2009 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON FRIDAY TO NOON EDT SATURDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR ATLANTIC COASTAL WATERS. .DAY ONE...THIS AFTERNOON AND TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. SMALL CRAFT ADVISORY. NUMEROUS TO WIDESPREAD SHOWERS AND THUNDERSTORMS FRIDAY AND FRIDAY NIGHT COULD PRODUCE STRONG GUSTY WINDS, HEAVY RAIN, HAIL, AND DANGEROUS CLOUD TO SURFACE LIGHTNING. AFTER FRIDAY NIGHT, NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED FRIDAY INTO FRIDAY NIGHT. ANZ430-431-311930- DELAWARE BAY WATERS NORTH OF EAST POINT NJ TO SLAUGHTER BEACH DE- DELAWARE BAY WATERS SOUTH OF EAST POINT NJ TO SLAUGHTER BEACH DE- 330 PM EDT THU JUL 30 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR DELAWARE BAY WATERS. .DAY ONE...THIS AFTERNOON AND TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. NUMEROUS TO WIDESPREAD SHOWERS AND THUNDERSTORMS FRIDAY AND FRIDAY NIGHT COULD PRODUCE STRONG GUSTY WINDS, HEAVY RAIN, HAIL, AND DANGEROUS CLOUD TO GROUND LIGHTNING. AFTER FRIDAY NIGHT, NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED FRIDAY INTO FRIDAY NIGHT.
In the hours before
Local storm report, Jul 30, 10:53 AM EDT, 4 hours 37 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1053 AM EDT THU JUL 30 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0655 PM TSTM WND DMG 3 NE VICTORY LAKES 39.66N 74.93W
07/29/2009 GLOUCESTER NJ TRAINED SPOTTER
TREES DOWN AT INTERSECTION OF CAINSMILL ROAD AND RT. 322
IN TOWN OF CECIL.
0659 PM TSTM WND DMG 3 NE VICTORY LAKES 39.66N 74.93W
07/29/2009 GLOUCESTER NJ TRAINED SPOTTER
TREE FELL ONTO HOUSE ON COLLINGS DRIVE IN TOWN OF CECIL.
0700 PM TSTM WND DMG 3 NE VICTORY LAKES 39.66N 74.93W
07/29/2009 GLOUCESTER NJ TRAINED SPOTTER
TREES AND POWER LINES DOWN ALONG HOSPITALITY AVE IN TOWN
OF CECIL.
0700 PM TSTM WND DMG 3 NE VICTORY LAKES 39.66N 74.93W
07/29/2009 GLOUCESTER NJ TRAINED SPOTTER
TREE DOWN ALONG FRANCIS LANE IN TOWN OF CECIL.
&&
KEKLocal storm report, Jul 30, 11:01 AM EDT, 4 hours 29 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1101 AM EDT THU JUL 30 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1206 PM HAIL 4 N VALLEY FORGE 40.15N 75.48W
07/29/2009 M1.50 INCH MONTGOMERY PA TRAINED SPOTTER
PING PONG SIZE HAIL REPORT IN UPPER PROVIDENCE TWP
1233 PM HAIL JIM THORPE 40.87N 75.74W
07/29/2009 M1.00 INCH CARBON PA TRAINED SPOTTER
1233 PM TSTM WND DMG JIM THORPE 40.87N 75.74W
07/29/2009 CARBON PA TRAINED SPOTTER
TREES, POWER LINES, AND HIGH TENSION LINES DOWN
1250 PM TSTM WND DMG PERKASIE 40.37N 75.29W
07/29/2009 BUCKS PA PUBLIC
TREES DOWN ON HIGHLAND AVENUE IN HILLTOWN AND RIVER ROAD
AND FLEECEY DALE ROAD IN SOLEBURY.
0135 PM TSTM WND DMG WSW STORMVILLE 40.95N 75.25W
07/29/2009 MONROE PA TRAINED SPOTTER
NUMBEROUS TREES DOWN WITH HOUSE DAMAGE IN STROUD AND
HAMILTON TWPS.
0135 PM TORNADO STROUDSBURG 40.98N 75.20W
07/29/2009 F2 MONROE PA NWS STORM SURVEY
*** 2 INJ *** NUMEROUS TREES DOWN. FOUR LARGE FARM
BUILDINGS DESTROYED ALONG WITH ONE SINGLE-FAMILY GARAGE.
ROOFS BLOWN OFF TWO HOUSES.
0140 PM FLASH FLOOD 4 SSE MOUNT POCONO 41.07N 75.33W
07/29/2009 MONROE PA TRAINED SPOTTER
SMALL STREAM FLOODING. STREAM OUT OF BANK CROSSING A
ROADWAY.
0210 PM TSTM WND GST EDISON 40.53N 74.37W
07/29/2009 E70.00 MPH MIDDLESEX NJ TRAINED SPOTTER
70 MPH WIND GUST WITH TREES AND BRANCHES DOWN.
0213 PM HAIL SOUTH PLAINFIELD 40.58N 74.42W
07/29/2009 E1.00 INCH MIDDLESEX NJ TRAINED SPOTTER
QUARTER SIZE HAIL.
0215 PM LIGHTNING 1 NW SAYREVILLE 40.47N 74.33W
07/29/2009 MIDDLESEX NJ BROADCAST MEDIA
HOUSE STRUCK BY LIGHTNING IN SAYREVILLE
0215 PM HAIL SKILLMAN 40.42N 74.71W
07/29/2009 E0.88 INCH SOMERSET NJ TRAINED SPOTTER
PEA TO NICKEL SIZE HAIL ON SKILLMAN/HILLSBOROUGH BORDER.
0250 PM TSTM WND DMG 5 NNE PELLETTOWN 41.23N 74.65W
07/29/2009 SUSSEX NJ TRAINED SPOTTER
TREES DOWN ON RT 23 IN WANTAGE.
0530 PM TSTM WND DMG WILLINGBORO 40.03N 74.89W
07/29/2009 BURLINGTON NJ NEWSPAPER
TREES AND WIRES DOWN.
0620 PM FLOOD CARTERET 40.58N 74.23W
07/29/2009 MIDDLESEX NJ LAW ENFORCEMENT
ROADWAY CLOSURES, HOUSES INUNDATED WITH WATER, DEPTH
UNKNOWN.
0625 PM TSTM WND DMG HAMMONTON 39.65N 74.77W
07/29/2009 ATLANTIC NJ LAW ENFORCEMENT
TREES DOWN
0625 PM TSTM WND DMG VINELAND 39.46N 75.00W
07/29/2009 CUMBERLAND NJ TRAINED SPOTTER
50 KT WINDS AND TREES DOWN.
0625 PM TSTM WND DMG CHESILHURST 39.73N 74.88W
07/29/2009 CAMDEN NJ EMERGENCY MNGR
NUMEROUS TREES AND WIRES DOWN NEAR CHESILHURST IN WINSLOW
TWP. 100 FT RADIO TOWER DOWN ON WIRES.
0630 PM TSTM WND DMG BUENA 39.53N 74.94W
07/29/2009 ATLANTIC NJ TRAINED SPOTTER
NUMEROUS TREES AND WIRES DOWN. TREES ON CARS AND SIDING
OFF HOMES.
0640 PM TSTM WND DMG FOLSOM 39.59N 74.85W
07/29/2009 ATLANTIC NJ TRAINED SPOTTER
WIDESPREAD TREE DAMAGE AND POWER LINES DOWN.
0640 PM TSTM WND DMG HAMMONTON 39.65N 74.77W
07/29/2009 ATLANTIC NJ TRAINED SPOTTER
HEAVY PATIO FURNITURE BLOWN DOWN STREET.
0640 PM TSTM WND DMG 3 W HAMMONTON 39.66N 74.82W
07/29/2009 CAMDEN NJ TRAINED SPOTTER
CELL TOWER DAMAGED, NUMEROUS TREES DOWN. WIND GUSTS
ESTIMATED AT 80MPH.
0655 PM TSTM WND DMG 3 NE VICTORY LAKES 39.66N 74.93W
07/29/2009 GLOUCESTER NJ TRAINED SPOTTER
TREES DOWN AT INTERSECTION OF CAINSMILL ROAD AND RT. 322
IN TOWN OF CECIL.
0655 PM TSTM WND DMG TABERNACLE 39.84N 74.71W
07/29/2009 BURLINGTON NJ TRAINED SPOTTER
NUMEROUS BRANCHES DOWN WITH ROAD CLOSURES.
0659 PM TSTM WND DMG 3 NE VICTORY LAKES 39.66N 74.93W
07/29/2009 GLOUCESTER NJ TRAINED SPOTTER
TREE FELL ONTO HOUSE ON COLLINGS DRIVE IN TOWN OF CECIL.
0700 PM TSTM WND DMG 3 NE VICTORY LAKES 39.66N 74.93W
07/29/2009 GLOUCESTER NJ TRAINED SPOTTER
TREES AND POWER LINES DOWN ALONG HOSPITALITY AVE IN TOWN
OF CECIL.
0700 PM TSTM WND DMG 3 NE VICTORY LAKES 39.66N 74.93W
07/29/2009 GLOUCESTER NJ TRAINED SPOTTER
TREE DOWN ALONG FRANCIS LANE IN TOWN OF CECIL.
&&
KEKLocal storm report, Jul 30, 1:24 PM EDT, 2 hours 6 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
124 PM EDT THU JUL 30 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1206 PM HAIL 4 N VALLEY FORGE 40.15N 75.48W
07/29/2009 M1.50 INCH MONTGOMERY PA TRAINED SPOTTER
PING PONG SIZE HAIL REPORT IN UPPER PROVIDENCE TWP
1233 PM HAIL JIM THORPE 40.87N 75.74W
07/29/2009 M1.00 INCH CARBON PA TRAINED SPOTTER
1233 PM TSTM WND DMG JIM THORPE 40.87N 75.74W
07/29/2009 CARBON PA TRAINED SPOTTER
TREES, POWER LINES, AND HIGH TENSION LINES DOWN
1250 PM TSTM WND DMG PERKASIE 40.37N 75.29W
07/29/2009 BUCKS PA PUBLIC
TREES DOWN ON HIGHLAND AVENUE IN HILLTOWN AND RIVER ROAD
AND FLEECEY DALE ROAD IN SOLEBURY.
0135 PM TORNADO STROUDSBURG 40.98N 75.20W
07/29/2009 F2 MONROE PA NWS STORM SURVEY
*** 2 INJ *** NUMEROUS TREES DOWN. FOUR LARGE FARM
BUILDINGS DESTROYED ALONG WITH ONE SINGLE-FAMILY GARAGE.
ROOFS BLOWN OFF TWO HOUSES.
0135 PM TSTM WND DMG WSW STORMVILLE 40.95N 75.25W
07/29/2009 MONROE PA TRAINED SPOTTER
NUMBEROUS TREES DOWN WITH HOUSE DAMAGE IN STROUD AND
HAMILTON TWPS.
0140 PM FLASH FLOOD 4 SSE MOUNT POCONO 41.07N 75.33W
07/29/2009 MONROE PA TRAINED SPOTTER
SMALL STREAM FLOODING. STREAM OUT OF BANK CROSSING A
ROADWAY.
0210 PM TSTM WND GST EDISON 40.53N 74.37W
07/29/2009 E70.00 MPH MIDDLESEX NJ TRAINED SPOTTER
70 MPH WIND GUST WITH TREES AND BRANCHES DOWN.
0213 PM HAIL SOUTH PLAINFIELD 40.58N 74.42W
07/29/2009 E1.00 INCH MIDDLESEX NJ TRAINED SPOTTER
QUARTER SIZE HAIL.
0215 PM HAIL SKILLMAN 40.42N 74.71W
07/29/2009 E0.88 INCH SOMERSET NJ TRAINED SPOTTER
PEA TO NICKEL SIZE HAIL ON SKILLMAN/HILLSBOROUGH BORDER.
0215 PM LIGHTNING 1 NW SAYREVILLE 40.47N 74.33W
07/29/2009 MIDDLESEX NJ BROADCAST MEDIA
HOUSE STRUCK BY LIGHTNING IN SAYREVILLE
0248 PM TORNADO 5 NNE PELLETTOWN 41.23N 74.65W
07/29/2009 F2 SUSSEX NJ TRAINED SPOTTER
CONFIRMED EF2 TORNADO. NUMEROUS TREES DOWN. PROPERTY
DAMAGE MAINLY TO BARNS AND SILOS. PLEASE REFER TO
PHLPNSPHI FOR MORE INFO. MAX WINDS 120 MPH.
0530 PM TSTM WND DMG WILLINGBORO 40.03N 74.89W
07/29/2009 BURLINGTON NJ NEWSPAPER
TREES AND WIRES DOWN.
0620 PM FLOOD CARTERET 40.58N 74.23W
07/29/2009 MIDDLESEX NJ LAW ENFORCEMENT
ROADWAY CLOSURES, HOUSES INUNDATED WITH WATER, DEPTH
UNKNOWN.
0625 PM TSTM WND DMG HAMMONTON 39.65N 74.77W
07/29/2009 ATLANTIC NJ LAW ENFORCEMENT
TREES DOWN
0625 PM TSTM WND DMG VINELAND 39.46N 75.00W
07/29/2009 CUMBERLAND NJ TRAINED SPOTTER
50 KT WINDS AND TREES DOWN.
0625 PM TSTM WND DMG CHESILHURST 39.73N 74.88W
07/29/2009 CAMDEN NJ EMERGENCY MNGR
NUMEROUS TREES AND WIRES DOWN NEAR CHESILHURST IN WINSLOW
TWP. 100 FT RADIO TOWER DOWN ON WIRES.
0630 PM TSTM WND DMG BUENA 39.53N 74.94W
07/29/2009 ATLANTIC NJ TRAINED SPOTTER
NUMEROUS TREES AND WIRES DOWN. TREES ON CARS AND SIDING
OFF HOMES.
0640 PM TSTM WND DMG HAMMONTON 39.65N 74.77W
07/29/2009 ATLANTIC NJ TRAINED SPOTTER
HEAVY PATIO FURNITURE BLOWN DOWN STREET.
0640 PM TSTM WND DMG FOLSOM 39.59N 74.85W
07/29/2009 ATLANTIC NJ TRAINED SPOTTER
WIDESPREAD TREE DAMAGE AND POWER LINES DOWN.
0640 PM TSTM WND DMG 3 W HAMMONTON 39.66N 74.82W
07/29/2009 CAMDEN NJ TRAINED SPOTTER
CELL TOWER DAMAGED, NUMEROUS TREES DOWN. WIND GUSTS
ESTIMATED AT 80MPH.
0655 PM TSTM WND DMG 3 NE VICTORY LAKES 39.66N 74.93W
07/29/2009 GLOUCESTER NJ TRAINED SPOTTER
TREES DOWN AT INTERSECTION OF CAINSMILL ROAD AND RT. 322
IN TOWN OF CECIL.
0655 PM TSTM WND DMG TABERNACLE 39.84N 74.71W
07/29/2009 BURLINGTON NJ TRAINED SPOTTER
NUMEROUS BRANCHES DOWN WITH ROAD CLOSURES.
0659 PM TSTM WND DMG 3 NE VICTORY LAKES 39.66N 74.93W
07/29/2009 GLOUCESTER NJ TRAINED SPOTTER
TREE FELL ONTO HOUSE ON COLLINGS DRIVE IN TOWN OF CECIL.
0700 PM TSTM WND DMG 3 NE VICTORY LAKES 39.66N 74.93W
07/29/2009 GLOUCESTER NJ TRAINED SPOTTER
TREES AND POWER LINES DOWN ALONG HOSPITALITY AVE IN TOWN
OF CECIL.
0700 PM TSTM WND DMG 3 NE VICTORY LAKES 39.66N 74.93W
07/29/2009 GLOUCESTER NJ TRAINED SPOTTER
TREE DOWN ALONG FRANCIS LANE IN TOWN OF CECIL.
&&Local storm report, Jul 30, 1:26 PM EDT, 2 hours 4 minutes before
PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
126 PM EDT THU JUL 30 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1206 PM HAIL 4 N VALLEY FORGE 40.15N 75.48W
07/29/2009 M1.50 INCH MONTGOMERY PA TRAINED SPOTTER
PING PONG SIZE HAIL REPORT IN UPPER PROVIDENCE TWP
1233 PM HAIL JIM THORPE 40.87N 75.74W
07/29/2009 M1.00 INCH CARBON PA TRAINED SPOTTER
1233 PM TSTM WND DMG JIM THORPE 40.87N 75.74W
07/29/2009 CARBON PA TRAINED SPOTTER
TREES, POWER LINES, AND HIGH TENSION LINES DOWN
1250 PM TSTM WND DMG PERKASIE 40.37N 75.29W
07/29/2009 BUCKS PA PUBLIC
TREES DOWN ON HIGHLAND AVENUE IN HILLTOWN AND RIVER ROAD
AND FLEECEY DALE ROAD IN SOLEBURY.
0135 PM TSTM WND DMG WSW STORMVILLE 40.95N 75.25W
07/29/2009 MONROE PA TRAINED SPOTTER
NUMBEROUS TREES DOWN WITH HOUSE DAMAGE IN STROUD AND
HAMILTON TWPS.
0135 PM TORNADO STROUDSBURG 40.98N 75.20W
07/29/2009 F2 MONROE PA NWS STORM SURVEY
*** 2 INJ *** NUMEROUS TREES DOWN. FOUR LARGE FARM
BUILDINGS DESTROYED ALONG WITH ONE SINGLE-FAMILY GARAGE.
ROOFS BLOWN OFF TWO HOUSES.
0140 PM FLASH FLOOD 4 SSE MOUNT POCONO 41.07N 75.33W
07/29/2009 MONROE PA TRAINED SPOTTER
SMALL STREAM FLOODING. STREAM OUT OF BANK CROSSING A
ROADWAY.
0210 PM TSTM WND GST EDISON 40.53N 74.37W
07/29/2009 E70.00 MPH MIDDLESEX NJ TRAINED SPOTTER
70 MPH WIND GUST WITH TREES AND BRANCHES DOWN.
0213 PM HAIL SOUTH PLAINFIELD 40.58N 74.42W
07/29/2009 E1.00 INCH MIDDLESEX NJ TRAINED SPOTTER
QUARTER SIZE HAIL.
0215 PM HAIL SKILLMAN 40.42N 74.71W
07/29/2009 E0.88 INCH SOMERSET NJ TRAINED SPOTTER
PEA TO NICKEL SIZE HAIL ON SKILLMAN/HILLSBOROUGH BORDER.
0215 PM LIGHTNING 1 NW SAYREVILLE 40.47N 74.33W
07/29/2009 MIDDLESEX NJ BROADCAST MEDIA
HOUSE STRUCK BY LIGHTNING IN SAYREVILLE
0248 PM TORNADO 5 NNE PELLETTOWN 41.23N 74.65W
07/29/2009 F2 SUSSEX NJ NWS STORM SURVEY
CONFIRMED EF2 TORNADO. NUMEROUS TREES DOWN. PROPERTY
DAMAGE MAINLY TO BARNS AND SILOS. PLEASE REFER TO
PHLPNSPHI FOR MORE INFO. MAX WINDS 120 MPH.
0530 PM TSTM WND DMG WILLINGBORO 40.03N 74.89W
07/29/2009 BURLINGTON NJ NEWSPAPER
TREES AND WIRES DOWN.
0620 PM FLOOD CARTERET 40.58N 74.23W
07/29/2009 MIDDLESEX NJ LAW ENFORCEMENT
ROADWAY CLOSURES, HOUSES INUNDATED WITH WATER, DEPTH
UNKNOWN.
0625 PM TSTM WND DMG CHESILHURST 39.73N 74.88W
07/29/2009 CAMDEN NJ EMERGENCY MNGR
NUMEROUS TREES AND WIRES DOWN NEAR CHESILHURST IN WINSLOW
TWP. 100 FT RADIO TOWER DOWN ON WIRES.
0625 PM TSTM WND DMG HAMMONTON 39.65N 74.77W
07/29/2009 ATLANTIC NJ LAW ENFORCEMENT
TREES DOWN
0625 PM TSTM WND DMG VINELAND 39.46N 75.00W
07/29/2009 CUMBERLAND NJ TRAINED SPOTTER
50 KT WINDS AND TREES DOWN.
0630 PM TSTM WND DMG BUENA 39.53N 74.94W
07/29/2009 ATLANTIC NJ TRAINED SPOTTER
NUMEROUS TREES AND WIRES DOWN. TREES ON CARS AND SIDING
OFF HOMES.
0640 PM TSTM WND DMG HAMMONTON 39.65N 74.77W
07/29/2009 ATLANTIC NJ TRAINED SPOTTER
HEAVY PATIO FURNITURE BLOWN DOWN STREET.
0640 PM TSTM WND DMG FOLSOM 39.59N 74.85W
07/29/2009 ATLANTIC NJ TRAINED SPOTTER
WIDESPREAD TREE DAMAGE AND POWER LINES DOWN.
0640 PM TSTM WND DMG 3 W HAMMONTON 39.66N 74.82W
07/29/2009 CAMDEN NJ TRAINED SPOTTER
CELL TOWER DAMAGED, NUMEROUS TREES DOWN. WIND GUSTS
ESTIMATED AT 80MPH.
0655 PM TSTM WND DMG TABERNACLE 39.84N 74.71W
07/29/2009 BURLINGTON NJ TRAINED SPOTTER
NUMEROUS BRANCHES DOWN WITH ROAD CLOSURES.
0655 PM TSTM WND DMG 3 NE VICTORY LAKES 39.66N 74.93W
07/29/2009 GLOUCESTER NJ TRAINED SPOTTER
TREES DOWN AT INTERSECTION OF CAINSMILL ROAD AND RT. 322
IN TOWN OF CECIL.
0659 PM TSTM WND DMG 3 NE VICTORY LAKES 39.66N 74.93W
07/29/2009 GLOUCESTER NJ TRAINED SPOTTER
TREE FELL ONTO HOUSE ON COLLINGS DRIVE IN TOWN OF CECIL.
0700 PM TSTM WND DMG 3 NE VICTORY LAKES 39.66N 74.93W
07/29/2009 GLOUCESTER NJ TRAINED SPOTTER
TREES AND POWER LINES DOWN ALONG HOSPITALITY AVE IN TOWN
OF CECIL.
0700 PM TSTM WND DMG 3 NE VICTORY LAKES 39.66N 74.93W
07/29/2009 GLOUCESTER NJ TRAINED SPOTTER
TREE DOWN ALONG FRANCIS LANE IN TOWN OF CECIL.
&&The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 29, 8:36 PM EDT | Areal Flood Advisory | PHI | Chester, Delaware | 101 min |
| Jul 29, 9:42 PM EDT | Areal Flood Advisory | PHI | Berks, Carbon, Lehigh, Northampton | 3 hr |
| Jul 30, 2:48 PM EDT | Small Craft Advisory | PHI | 37 hr |
Nearby
Flash Flood Watches in New Jersey, 2009Flash Flood Watches in Pennsylvania, 2009Flash Flood Watches in Delaware, 2009Every flash flood watch in 2009
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.