Alert archive / New Jersey / Flash Flood Warnings in 2019

Flash Flood Warning 22, NWS Philadelphia/Mount Holly

June 19, 2019Burlington County, Camden County, New Jersey; Bucks County, Philadelphia County, Pennsylvania

NWS Philadelphia/Mount Holly issued this flash flood warning at Jun 19, 2019, 6:17 PM EDT for Burlington County, Camden County, New Jersey; Bucks County, Philadelphia County, Pennsylvania. It was in force for 5 hr. 18 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jun 19, 2019, 6:17 PM EDT (22:17 UTC)
Expired
Jun 19, 2019, 10:51 PM EDT
In force
5 hr
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon
Flood severity
None

Counties Burlington County, NJ, Camden County, NJ, Bucks County, PA, Philadelphia County, PA

The radar

The Philadelphia radar (KDIX), 35 km from the middle of the area, began a volume at 22:18 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.

What was reported inside it

TimeReportWhereRemark
Jun 19, 6:19 PM EDTFLOOD1 E Bristol Twp, PAFLOODING NEAR THE BENSALEM TURNPIKE PLAZA.
Jun 19, 6:23 PM EDTFLOOD2 E Burlington, NJSEVERAL ROADWAYS ARE CLOSED DUE TO FLOODING. 1.8 INCHES OF RAIN FELL IN 45 MINUTES.
Jun 19, 6:25 PM EDTFLASH FLOODBurlington, NJWIDESPREAD ROADWAY FLOODING.
Jun 19, 6:40 PM EDTFLASH FLOOD1 Nnw Holmesburg, PATHE RIVER GAUGE ALONG PENNYPACK CREEK IN NORTHEAST PHILADELPHIA EXCEEDED FLOOD STAGE.
Jun 19, 6:55 PM EDTFLOOD1 Ene Delran, NJSTREET FLOODING AT US 130 AND FAIRVIEW STREET IN DELRAN.
Jun 19, 7:00 PM EDTFLOOD1 S Columbus, NJFLOODING ALONG US ROUTE 206 NEAR THE COLUMBUS MARKET.
Jun 19, 7:14 PM EDTFLOOD1 Nw Cherry Hill Twp, NJROUTE 38 IS CLOSED IN BOTH DIRECTIONS DUE TO FLOODING AT LONGWOOD AVENUE IN CHERRY HILL, NJ.
Jun 19, 7:30 PM EDTFLASH FLOOD1 W Bristol, PASTATE ROAD IN CROYDON WAS DAMAGED BY FLOOD WATERS, FORCING ITS CLOSURE, AFTER THE PUMP STATION BECAME INUNDATED WITH RUNOFF.
Jun 19, 7:55 PM EDTHEAVY RAIN 3.022 Ssw New Egypt, NJ
Jun 19, 8:00 PM EDTHEAVY RAIN 2.01Bristol, PA
Jun 19, 8:00 PM EDTHEAVY RAIN 2.111 Wsw Plumsted Twp, NJ
Jun 19, 8:00 PM EDTHEAVY RAIN 2.241 Nne Cooperstown, NJ
Jun 19, 8:00 PM EDTHEAVY RAIN 2.461 N Bensalem, PA
Jun 19, 8:00 PM EDTHEAVY RAIN 2.511 Nne Burlington Twp, NJ
Jun 19, 8:00 PM EDTHEAVY RAIN 2.641 Sw Burlington, NJ
Jun 19, 8:03 PM EDTHEAVY RAIN 2.331 Nne Croydon, PA
Jun 19, 8:03 PM EDTHEAVY RAIN 2.351 Ssw Bristol Twp, PA
Jun 19, 8:34 PM EDTFLOOD1 W Bristol, PAFLOODING ON STATE ROAD IN BRISTOL TWP. FIRETRUCKS ARE PUMPING WATER OUT OF ROADWAY.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 10.3 hours before the alert went out and 184 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, Brookhaven, NY at 12:00Z on 2019-06-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Brookhaven, NY at 12:00Z on 2019-06-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -19 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
468 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
-19 m²/s²
0-3 km storm-relative helicity
24 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

983 
WGUS51 KPHI 192217
FFWPHI
NJC005-007-PAC017-101-200415-
/O.NEW.KPHI.FF.W.0022.190619T2217Z-190620T0415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Mount Holly NJ
617 PM EDT Wed Jun 19 2019

The National Weather Service in Mount Holly NJ has issued a

* Flash Flood Warning for...
  Northwestern Camden County in southern New Jersey...
  Northern Burlington County in southern New Jersey...
  Southeastern Bucks County in southeastern Pennsylvania...
  Central Philadelphia County in southeastern Pennsylvania...

* Until 1215 AM EDT.

* At 617 PM EDT, Doppler radar indicated thunderstorms producing
  heavy rain across the warned area. Up to one inch of rain has
  already fallen. Flash flooding is expected to begin shortly in the
  areas of heaviest rain.

* Some locations that could experience flooding include...
  Philadelphia, Camden, Gloucester City, Bensalem, Willingboro,
  Lumberton, Florence, Burlington, Bristol, Mount Holly, Riverside,
  Palmyra, Bordentown, Beverly, Tullytown, Audubon Park, Wrightstown,
  Wissinoming, Florence-Roebling and Cherry Hill Mall.

Additional rainfall amounts of over an inch are possible in the 
warned area.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, urban areas, highways, streets and underpasses as
well as other drainage areas and low lying spots.

&&

LAT...LON 3989 7512 4001 7518 4022 7478 4018 7475
      4016 7472 4015 7472 4019 7470 4014 7462
      4014 7459 4005 7453 4004 7453

$$

Iovino
3 follow-up statements
822 
WGUS71 KPHI 200114
FFSPHI

Flash Flood Statement
National Weather Service Mount Holly NJ
914 PM EDT Wed Jun 19 2019

PAC017-101-200121-
/O.CAN.KPHI.FF.W.0022.000000T0000Z-190620T0415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Bucks PA-Philadelphia PA-
914 PM EDT Wed Jun 19 2019

...THE FLASH FLOOD WARNING FOR SOUTHEASTERN BUCKS AND CENTRAL
PHILADELPHIA COUNTIES IS CANCELLED...

Flooding is no longer expected to pose a threat. Please continue to
heed any remaining road closures.

LAT...LON 3989 7512 3993 7514 3996 7513 3998 7508
      4002 7504 4005 7497 4008 7487 4013 7482
      4012 7478 4014 7474 4016 7471 4019 7470
      4013 7459 4005 7453

$$

NJC005-007-200415-
/O.CON.KPHI.FF.W.0022.000000T0000Z-190620T0415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Camden NJ-Burlington NJ-
914 PM EDT Wed Jun 19 2019

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1215 AM EDT FOR
NORTHWESTERN CAMDEN AND NORTHERN BURLINGTON COUNTIES...

At 910 PM EDT, Doppler radar indicated scattered showers and 
thunderstorms in the region. Rainfall totals of 2 to 3 inches were 
common this evening. There remains a good deal of residual flooding 
and standing water.

Some locations that are experiencing flooding include...
Willingboro, Florence, Burlington, Mount Holly, Riverside, Palmyra, 
Bordentown, Beverly, Wrightstown, Jacksonville and Georgetown.

Additional rainfall amounts of less than a half inch are expected 
tonight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Excessive runoff from heavy rainfall has caused flooding of small 
creeks and streams, urban areas, highways, streets and underpasses 
as well as other poor drainage areas and low lying spots.

&&

LAT...LON 3989 7512 3993 7514 3996 7513 3998 7508
      4002 7504 4005 7497 4008 7487 4013 7482
      4012 7478 4014 7474 4016 7471 4019 7470
      4013 7459 4005 7453

$$

Iovino
855 
WGUS71 KPHI 200208
FFSPHI

Flash Flood Statement
National Weather Service Mount Holly NJ
1008 PM EDT Wed Jun 19 2019

NJC007-200216-
/O.CAN.KPHI.FF.W.0022.000000T0000Z-190620T0415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Camden NJ-
1008 PM EDT Wed Jun 19 2019

...THE FLASH FLOOD WARNING FOR NORTHWESTERN CAMDEN COUNTY IS
CANCELLED...

Flooding is no longer expected to pose a threat. Please continue to
heed any remaining road closures.

LAT...LON 3993 7498 3994 7498 3995 7502 3998 7501
      3999 7503 3999 7506 4005 7498 4008 7487
      4013 7482 4012 7478 4014 7473 4019 7470
      4013 7459 4005 7453

$$

NJC005-200415-
/O.CON.KPHI.FF.W.0022.000000T0000Z-190620T0415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Burlington NJ-
1008 PM EDT Wed Jun 19 2019

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1215 AM EDT FOR
NORTHERN BURLINGTON COUNTY...

At 1005 PM EDT, Doppler radar indicated scattered showers and 
thunderstorms producing heavy rain in parts of the warned area.
Rainfall totals of 2 to 4 inches were common this evening. 
There remains residual flooding and standing water in the area. 

Some locations that are experiencing flooding include...
Willingboro, Florence, Burlington, Bristol, Mount Holly, Riverside, 
Palmyra, Bordentown, Beverly, Tullytown, Wrightstown, Jacksonville, 
Georgetown, Crosswicks, Jobstown, Columbus and Ramblewood.

Additional rainfall amounts up to a half inch are possible in the 
warned area.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, urban areas, highways, streets and underpasses as
well as other poor drainage areas and low lying spots.

&&

LAT...LON 3993 7498 3994 7498 3995 7502 3998 7501
      3999 7503 3999 7506 4005 7498 4008 7487
      4013 7482 4012 7478 4014 7473 4019 7470
      4013 7459 4005 7453

$$

Iovino
578 
WGUS71 KPHI 200251
FFSPHI

Flash Flood Statement
National Weather Service Mount Holly NJ
1051 PM EDT Wed Jun 19 2019

NJC005-200300-
/O.CAN.KPHI.FF.W.0022.000000T0000Z-190620T0415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Burlington NJ-
1051 PM EDT Wed Jun 19 2019

...THE FLASH FLOOD WARNING FOR NORTHERN BURLINGTON COUNTY IS
CANCELLED...

The heavy rain has ended. Flood waters are receding. Please continue 
to heed any remaining road closures.

LAT...LON 3993 7498 3994 7498 3995 7502 3998 7501
      3999 7503 3999 7506 4005 7498 4008 7487
      4013 7482 4012 7478 4014 7473 4019 7470
      4013 7459 4005 7453

$$

Iovino

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 18, 8:28 PM EDTAreal Flood AdvisoryPHIBurlington, Ocean34 min
Jun 18, 9:33 PM EDTSpecial Marine WarningPHI42 min
Jun 18, 9:50 PM EDTSpecial Weather StatementPHICape May25 min
Jun 18, 10:15 PM EDTSpecial Weather StatementPHICape May30 min
Jun 18, 10:24 PM EDTSpecial Marine WarningPHI66 min
Jun 18, 11:10 PM EDTAreal Flood WarningPHISomerset4 hr
Jun 19, 3:17 AM EDTFlash Flood WatchPHIAtlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 10 more43 hr
Jun 19, 3:52 PM EDTSmall Craft AdvisoryPHI50 hr
Jun 19, 4:52 PM EDTAreal Flood AdvisoryPHIBurlington, Mercer94 min
Jun 19, 6:12 PM EDTRiver Flood WarningPHIBurlington4 days
Jun 19, 6:49 PM EDTFlash Flood WarningPHIBurlington, Camden, Gloucester, Monmouth, Ocean4 hr
Jun 19, 4:11 PM EDTAreal Flood AdvisoryPHIBucks, Montgomery94 min
Jun 19, 6:56 PM EDTAreal Flood AdvisoryPHIBerks21 min
Jun 19, 7:15 PM EDTFlash Flood WarningPHIBerks2 hr

Nearby

Flash Flood Warnings in New Jersey, 2019Flash Flood Warnings in Pennsylvania, 2019Every flash flood warning in 2019

Sources

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