Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 268, NWS Philadelphia/Mount Holly

July 22, 2019Burlington County, Camden County, Gloucester County, New Jersey; 4 counties in Pennsylvania

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 22, 2019, 5:04 PM EDT for Burlington County, Camden County, Gloucester County, New Jersey; 4 counties in Pennsylvania. It was in force for 41 min. 26 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
Jul 22, 2019, 5:04 PM EDT (21:04 UTC)
Expired
Jul 22, 2019, 5:45 PM EDT
In force
41 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Burlington County, NJ, Camden County, NJ, Gloucester County, NJ, Chester County, PA, Delaware County, PA, Montgomery County, PA, Philadelphia County, PA

The radar

The Philadelphia radar (KDIX), 64 km from the middle of the area, began a volume at 21:03 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
Jul 22, 5:15 PM EDTTSTM WND GST 80Brookhaven, PADELAYED REPORT. TRAINED SPOTTER ESTIMATED 80MPH WIND GUSTS.
Jul 22, 5:22 PM EDTTSTM WND DMGSpringfield, PAWIDESPREAD DAMAGE IN SPRINGFIELD WITH NUMEROUS TREES AND WIRES DOWN. TIME ESTIMATED FROM RADAR.
Jul 22, 5:23 PM EDTTSTM WND DMGSpringfield, PANUMEROUS TREES DOWN.
Jul 22, 5:26 PM EDTTSTM WND GST 501 Wnw Camden, NJSPOTTER ESTIMATED 50MPH WIND GUST.
Jul 22, 5:28 PM EDTTSTM WND DMGNational Park, NJDOWNED TREES AND POWER LINES IN THE AREA. TIME ESTIMATED FROM RADAR.
Jul 22, 5:28 PM EDTTSTM WND GST 60Philadelphia Internatio, PAKPHL ASOS.
Jul 22, 5:30 PM EDTTSTM WND GST 70Tacony, PATREES AND POWER LINES DOWN. TIME ESTIMATED FROM RADAR.
Jul 22, 5:32 PM EDTTSTM WND DMGCollingswood, NJWIDESPREAD TREE, POWER LINE, AND OTHER DAMAGE THROUGHOUT COLLINGSWOOD. ESTIMATED GUSTS 70-80MPH. TIME ESTIMATED FROM RADAR.
Jul 22, 5:33 PM EDTTSTM WND DMG1 Ne Collingswood, NJSEVERAL LARGE TREES FELL ACROSS THE ROADWAY IN AUDUBON / WESTMONT JUST OFF CUTHBERT BLVD. TIME ESTIMATED FROM RADAR.
Jul 22, 5:34 PM EDTTSTM WND DMG1 Ese Abington, PATWO EIGHT-INCH DIAMETER BRANCHES BLOCKING CLOVERLY LANE NEAR SEWELL LANE. TIME ESTIMATED FROM RADAR.
Jul 22, 5:35 PM EDTTSTM WND GST 60Maple Shade, NJ
Jul 22, 5:35 PM EDTTSTM WND GST 70Camden, NJ
Jul 22, 5:37 PM EDTTSTM WND DMG1 Ese Ramblewood, NJSEVERAL LARGE TREE BRANCHES AND POWER LINES DOWN. ONE TREE SNAPPED. CHURCH STREET CLOSED AT THIS LOCATION. TIME ESTIMATED FROM RADAR.
Jul 22, 5:37 PM EDTTSTM WND DMGHaddon Heights, NJPHOTO OF A TREE SNAPPED WITH POWER LINES DOWN ON STATION AVE IN HADDON HEIGHTS. TIME ESTIMATED FROM RADAR.
Jul 22, 5:37 PM EDTTSTM WND DMGNew Albany, NJMPING REPORT OF TREES UPROOTED OR SNAPPED. TIME ESTIMATED FROM RADAR.
Jul 22, 5:37 PM EDTTSTM WND GST 55Northeast Philadelphia, PAKPNE ASOS.
Jul 22, 5:38 PM EDTTSTM WND DMGEvesboro, NJPOWER LINE SNAPPED AND ANOTHER BLOWN TO THE GROUND WITH NO INFLUENCE FROM TREES OR DEBRIS. TIME ESTIMATED FROM RADAR.
Jul 22, 5:38 PM EDTTSTM WND DMGRiverside, NJSEVERAL TREES BLOWN DOWN OR UPROOTED IN THE AREA. TIME ESTIMATED FROM RADAR.
Jul 22, 5:40 PM EDTTSTM WND DMGCherry Hill, NJPHOTO OF A LARGE TREE UPROOTED, WHICH ALSO CAUSED A LARGE AREA OF A RESIDENTIAL YARD TO BE TORN OUT OF THE GROUND. TIME ESTIMATED FROM RADAR.
Jul 22, 5:40 PM EDTTSTM WND GST 591 Ssw Palmyra, NJNJ WEATHERNET SITE NJ71.
Jul 22, 5:41 PM EDTTSTM WND DMG1 Ese Moorestown, NJDOWNED TREE ON NJ-38 EASTBOUND AT MT LAUREL RD. ALL LANES CLOSED. TIME ESTIMATED FROM RADAR.
Jul 22, 5:41 PM EDTTSTM WND DMGHaddonfield, NJSEVERAL DOWNED TREE LIMBS AND WIRES BLOCKING KINGS HIGHWAY. TIME ESTIMATED FROM RADAR.
Jul 22, 5:42 PM EDTTSTM WND DMGLawnside, NJDOWNED WIRES ON US-30 EASTBOUND EAST OF NEW JERSEY TURNPIKE. ALL LANES CLOSED AND DETOURED. TIME ESTIMATED FROM RADAR.
Jul 22, 5:45 PM EDTTSTM WND DMG1 Ese Delran, NJSEVERAL DOWNED TREES AND POWER LINES, INCLUDING ON BRIDGEBORO ROAD BETWEEN ONEDA AVENUE AND CREEK ROAD. TIME ESTIMATED FROM RADAR.
Jul 22, 5:45 PM EDTTSTM WND DMGOaklyn, NJSEVERAL LARGE TREES DOWN, BROKEN, OR LEANED OVER WITH POWER OUT. TIME ESTIMATED FROM RADAR.
Jul 22, 5:47 PM EDTTSTM WND DMGLindenwold, NJATLANTIC CITY RAIL SERVICE SUSPENDED IN BOTH DIRECTIONS BETWEEN LINDENWOLD AND CHERRY HILL DUE TO A DOWNED TREE ACROSS THE TRACKS NEAR LINDENWOLD. TIME ESTIMATED FROM RADAR.

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

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jul 22, 2:17 PM EDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 9.1 hours before the alert went out and 220 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 2019-07-22Temperature 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 2019-07-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 27 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
1598 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
27 m²/s²
0-3 km storm-relative helicity
109 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted.

887 
WUUS51 KPHI 222104
SVRPHI
NJC005-007-015-PAC029-045-091-101-222145-
/O.NEW.KPHI.SV.W.0268.190722T2104Z-190722T2145Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
504 PM EDT Mon Jul 22 2019

The National Weather Service in Mount Holly NJ has issued a

* Severe Thunderstorm Warning for...
  Northwestern Camden County in southern New Jersey...
  Northwestern Gloucester County in southern New Jersey...
  West central Burlington County in southern New Jersey...
  Southeastern Montgomery County in southeastern Pennsylvania...
  East central Chester County in southeastern Pennsylvania...
  Philadelphia County in southeastern Pennsylvania...
  Delaware County in southeastern Pennsylvania...

* Until 545 PM EDT.

* At 503 PM EDT, a severe thunderstorm was located over Nether
  Providence Township, or 13 miles west of Gloucester City, moving
  east at 30 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Damage to roofs, siding, trees, and power lines is 
           possible.

* Locations impacted include...
  Philadelphia, Camden, Gloucester City, Cherry Hill, Evesham, Mount
  Laurel, Chester, Deptford, Voorhees, West Deptford, Lindenwold,
  Bellmawr, Yeadon, Woodbury, Riverside, Palmyra, Folcroft,
  Swarthmore, Paulsboro and Jenkintown.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3982 7487 3976 7540 3978 7541 3978 7544
      3980 7541 3982 7546 3999 7552 4015 7503
      4012 7497 4008 7496 4006 7498 4005 7497
      4006 7495
TIME...MOT...LOC 2103Z 252DEG 28KT 3988 7537 

HAIL...<.75IN
WIND...60MPH
 
$$

Meola
1 follow-up statement
743 
WWUS51 KPHI 222141
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
541 PM EDT Mon Jul 22 2019

NJC005-007-015-PAC029-045-091-101-222151-
/O.EXP.KPHI.SV.W.0268.000000T0000Z-190722T2145Z/
Camden NJ-Gloucester NJ-Burlington NJ-Montgomery PA-Chester PA-
Philadelphia PA-Delaware PA-
541 PM EDT Mon Jul 22 2019

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN CAMDEN...
NORTHWESTERN GLOUCESTER...WEST CENTRAL BURLINGTON...SOUTHEASTERN
MONTGOMERY...EAST CENTRAL CHESTER...PHILADELPHIA AND DELAWARE
COUNTIES WILL EXPIRE AT 545 PM EDT...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

A severe thunderstorm watch remains in effect until 1000 PM EDT for
northern Delaware...southern New Jersey...and southeastern
Pennsylvania.

Remember, a Severe Thunderstorm Warning still remains in effect for
portions of the warned area.

LAT...LON 3982 7487 3976 7540 3978 7541 3978 7544
      3980 7541 3982 7546 3999 7552 4015 7503
      4012 7497 4008 7496 4006 7498 4005 7497
      4006 7495
TIME...MOT...LOC 2141Z 252DEG 28KT 3996 7505 

$$

Meola

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 21, 8:25 PM EDTSpecial Weather StatementPHIWarren50 min
Jul 21, 8:44 PM EDTSevere Thunderstorm WarningPHIWarren46 min
Jul 21, 9:05 PM EDTSpecial Weather StatementPHIMorris25 min
Jul 21, 9:24 PM EDTSevere Thunderstorm WarningPHIHunterdon, Morris, Somerset, Warren51 min
Jul 21, 10:12 PM EDTSevere Thunderstorm WarningPHIHunterdon, Middlesex, Monmouth, Morris, Somerset48 min
Jul 21, 10:13 PM EDTSevere Thunderstorm WarningPHISalem47 min
Jul 21, 10:15 PM EDTSpecial Marine WarningPHI60 min
Jul 21, 10:54 PM EDTSevere Thunderstorm WarningPHIGloucester, Salem25 min
Jul 21, 10:58 PM EDTSpecial Marine WarningPHI62 min
Jul 21, 11:02 PM EDTSevere Thunderstorm WarningPHIMonmouth31 min
Jul 21, 11:27 PM EDTSevere Thunderstorm WarningPHIMonmouth, Ocean48 min
Jul 21, 11:31 PM EDTSevere Thunderstorm WarningPHIBurlington, Camden44 min
Jul 21, 11:40 PM EDTSevere Thunderstorm WarningPHIHunterdon, Warren50 min
Jul 21, 11:54 PM EDTSevere Thunderstorm WarningPHIBurlington, Monmouth, Ocean51 min
Jul 22, 12:00 AM EDTSpecial Marine WarningPHI90 min
Jul 22, 12:16 AM EDTSpecial Weather StatementPHIMercer29 min
Jul 22, 12:34 AM EDTSevere Thunderstorm WarningPHIMonmouth, Ocean41 min
Jul 22, 1:50 PM EDTSpecial Weather StatementPHIWarren25 min
Jul 22, 2:00 PM EDTSpecial Weather StatementPHISussex45 min
Jul 22, 2:13 PM EDTSpecial Weather StatementPHIWarren32 min
Jul 22, 2:35 PM EDTSevere Thunderstorm WarningPHIMorris, Sussex, Warren40 min
Jul 22, 2:58 PM EDTSmall Craft AdvisoryPHI27 hr
Jul 22, 3:02 PM EDTAreal Flood AdvisoryPHIMorris, Sussex, Warren4 hr
Jul 22, 3:12 PM EDTSevere Thunderstorm WarningPHIMorris, Sussex48 min
Jul 22, 3:33 PM EDTAreal Flood AdvisoryPHIWarren7 hr
Jul 22, 3:43 PM EDTFlash Flood WarningPHISussex4 hr
Jul 22, 4:11 PM EDTAreal Flood AdvisoryPHIHunterdon, Warren4 hr
Jul 22, 4:16 PM EDTSevere Thunderstorm WarningPHICumberland, Gloucester, Salem59 min
Jul 22, 4:24 PM EDTSevere Thunderstorm WarningPHIHunterdon, Morris, Sussex, Warren51 min
Jul 22, 4:40 PM EDTAreal Flood AdvisoryPHICamden, Cumberland, Gloucester, Salem114 min
Jul 22, 4:52 PM EDTSpecial Marine WarningPHI53 min
Jul 22, 5:01 PM EDTSevere Thunderstorm WarningPHIMorris, Sussex, Warren44 min
Jul 22, 5:14 PM EDTSevere Thunderstorm WarningPHIAtlantic, Burlington, Camden, Cumberland, Gloucester, Salem61 min
Jul 22, 5:17 PM EDTSevere Thunderstorm WarningPHIHunterdon, Morris, Somerset, Warren73 min
Jul 22, 5:34 PM EDTFlash Flood WarningPHIHunterdon, Morris, Sussex, Warren4 hr
Jul 22, 5:40 PM EDTSevere Thunderstorm WarningPHIAtlantic, Burlington, Camden, Cumberland, Gloucester, Mercer and 4 more80 min
Jul 22, 5:43 PM EDTAreal Flood AdvisoryPHIAtlantic, Burlington, Camden, Hunterdon, Mercer, Middlesex and 4 more3 hr
Jul 22, 5:50 PM EDTSevere Thunderstorm WarningPHIHunterdon, Mercer, Middlesex, Monmouth, Morris, Somerset and 1 more40 min
Jul 22, 5:52 PM EDTSpecial Marine WarningPHI53 min
Jul 22, 6:09 PM EDTSevere Thunderstorm WarningPHIAtlantic, Burlington, Cape May, Cumberland, Ocean51 min
Jul 22, 6:12 PM EDTSpecial Marine WarningPHI93 min
Jul 22, 6:21 PM EDTAreal Flood AdvisoryPHIAtlantic, Burlington, Cumberland, Monmouth, Ocean4 hr
Jul 22, 6:27 PM EDTSpecial Marine WarningPHI48 min
Jul 22, 6:27 PM EDTSevere Thunderstorm WarningPHIHunterdon, Middlesex, Monmouth, Morris, Somerset34 min
Jul 22, 6:35 PM EDTFlash Flood WarningPHIHunterdon, Middlesex, Morris, Somerset4 hr
Jul 22, 6:38 PM EDTSpecial Marine WarningPHI67 min
Jul 22, 6:54 PM EDTSevere Thunderstorm WarningPHIAtlantic, Burlington, Cape May, Cumberland, Monmouth, Ocean51 min
Jul 22, 7:39 PM EDTSpecial Marine WarningPHI96 min
Jul 21, 9:30 PM EDTSevere Thunderstorm WarningPHIChester45 min
Jul 21, 9:58 PM EDTAreal Flood AdvisoryPHIBerks, Bucks, Lehigh, Montgomery, Northampton2 hr
Jul 21, 10:14 PM EDTSevere Thunderstorm WarningPHIBerks, Bucks, Lehigh, Montgomery, Northampton46 min
Jul 21, 10:30 PM EDTFlash Flood WarningPHIBerks, Lehigh, Northampton3 hr
Jul 21, 10:31 PM EDTFlash Flood WarningPHIBerks, Lehigh, Northampton3 hr
Jul 21, 10:35 PM EDTSevere Thunderstorm WarningPHIBerks, Lehigh40 min
Jul 21, 10:42 PM EDTSevere Thunderstorm WarningPHIBerks, Chester, Montgomery48 min
Jul 21, 10:58 PM EDTAreal Flood AdvisoryPHIBerks, Chester, Montgomery59 min
Jul 21, 11:05 PM EDTSevere Thunderstorm WarningPHIBerks, Bucks, Lehigh, Montgomery40 min
Jul 21, 11:38 PM EDTFlash Flood WarningPHIBerks, Carbon, Lehigh, Monroe, Northampton2 hr
Jul 22, 12:05 AM EDTSevere Thunderstorm WarningPHICarbon, Monroe40 min
Jul 22, 12:45 AM EDTSpecial Weather StatementPHIMonroe30 min
Jul 22, 1:11 AM EDTSpecial Weather StatementPHIMonroe34 min
Jul 22, 5:32 AM EDTAreal Flood WarningPHILehigh49 min
Jul 22, 1:28 PM EDTSpecial Weather StatementPHIMonroe32 min
Jul 22, 3:18 PM EDTSpecial Weather StatementPHIChester57 min
Jul 22, 3:27 PM EDTSevere Thunderstorm WarningPHIMonroe48 min
Jul 22, 3:39 PM EDTSpecial Weather StatementPHIBerks51 min
Jul 22, 3:47 PM EDTSevere Thunderstorm WarningPHIChester, Delaware58 min
Jul 22, 4:55 PM EDTSevere Thunderstorm WarningPHIBerks, Bucks, Lehigh, Montgomery, Northampton50 min
Jul 22, 5:05 PM EDTFlash Flood WarningPHIBerks, Lehigh, Northampton4 hr

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2019Severe Thunderstorm Warnings in New Jersey, 2019Every severe thunderstorm 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.