Alert archive / New Jersey / Severe Thunderstorm Warnings in 2020
Severe Thunderstorm Warning 57, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 3, 2020, 7:02 PM EDT for New Castle County, Delaware; 4 counties in Pennsylvania; 5 counties in New Jersey. It was in force for 58 min. 35 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 3, 2020, 7:02 PM EDT (23:02 UTC)
- Expired
- Jun 3, 2020, 8:00 PM EDT
- In force
- 58 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 70.0 mph
Counties New Castle County, DE, Burlington County, NJ, Camden County, NJ, Cumberland County, NJ, Gloucester County, NJ, Salem County, NJ, Chester County, PA, Delaware County, PA, Montgomery County, PA, Philadelphia County, PA
The radar
The Philadelphia radar (KDIX), 87 km from the middle of the area, began a volume at 23:05 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 3, 7:02 PM EDT | TSTM WND DMG | 3 Wsw Phoenixville, PA | DOWNED WIRES ON A VEHICLE ON COLDSTREAM ROAD. |
| Jun 3, 7:04 PM EDT | TSTM WND DMG | 1 W East Whiteland Twp, PA | DOWNED TREE AND TRAFFIC LIGHT ON MOORES AVENUE AND KELMAR AVENUE. |
| Jun 3, 7:04 PM EDT | TSTM WND DMG | 1 Wnw Malvern, PA | DOWNED WIRES ON CONESTOGA ROAD NEAR LANCASTER AVENUE. |
| Jun 3, 7:07 PM EDT | TSTM WND DMG | 1 Sw Malvern, PA | DOWNED TREE AND WIRES ON MONUMENT AVENUE. |
| Jun 3, 7:09 PM EDT | TSTM WND DMG | 1 Sw Paoli, PA | TREE DOWN ON LLOYD AVENUE. |
| Jun 3, 7:10 PM EDT | TSTM WND DMG | 1 Nw Caln Twp, PA | DOWNED TREE ON KINGS HIGHWAY NEAR BAILEY ROAD. TIME ESTIMATED. |
| Jun 3, 7:11 PM EDT | TSTM WND DMG | Newtown Square, PA | SEVERAL REPORTS OF POWER LINES DOWN IN THE AREA. TIME ESTIMATED. |
| Jun 3, 7:11 PM EDT | TSTM WND DMG | West Brandywine Twp, PA | DOWNED TREE ON HIBERNIA ROAD NEAR LAFAYETTE ROAD. |
| Jun 3, 7:12 PM EDT | TSTM WND DMG | 2 Se Schuylkill Twp, PA | DOWNED TREE ON COUNTRY CLUB ROAD NEAR BEACON HILL LANE. |
| Jun 3, 7:13 PM EDT | TSTM WND DMG | 1 Ne Paoli, PA | TREE INTO A HOUSE ON HILLTOP ROAD. |
| Jun 3, 7:14 PM EDT | TSTM WND DMG | Broomall, PA | MULTIPLE DOWNED TREES AND LIMBS. TIME ESTIMATED. |
| Jun 3, 7:15 PM EDT | TSTM WND DMG | 1 Se Malvern, PA | DOWNED WIRE ON PAOLI PIKE NEAR RUSTIC LANE. |
| Jun 3, 7:17 PM EDT | TSTM WND DMG | 1 N Concordville, PA | TREE INTO A HOUSE ON MILL ROAD. TIME ESTIMATED. |
| Jun 3, 7:17 PM EDT | TSTM WND DMG | Springfield, PA | WIDESPREAD REPORTS OF POWER LINES DOWN IN BROOKHAVEN AND SPRINGFIELD. TIME ESTIMATED. |
| Jun 3, 7:20 PM EDT | TSTM WND DMG | 1 Sw Easttown Twp, PA | DOWNED TREES ON LEOPARD ROAD NEAR EDGEWOOD AVENUE. |
| Jun 3, 7:20 PM EDT | TSTM WND DMG | 2 E Berwyn, PA | DOWNED TREE BLOCKING OLD EAGLE SCHOOL ROAD. |
| Jun 3, 7:21 PM EDT | TSTM WND DMG | 2 S Paoli, PA | DOWNED TREE BLOCKING GRUBB ROAD NEAR TREBLE LANE. |
| Jun 3, 7:23 PM EDT | TSTM WND DMG | Collingdale, PA | SEVERAL REPORTS OF TREES AND WIRES DOWN IN THE AREA. TIME ESTIMATED. |
| Jun 3, 7:27 PM EDT | TSTM WND GST 60 | 1 W Philadelphia Intl, PA | |
| Jun 3, 7:28 PM EDT | TSTM WND DMG | 1 Ssw Darby, PA | DOWNED TREE AND WIRES ON LAUREL ROAD. TIME ESTIMATED. |
| Jun 3, 7:30 PM EDT | TSTM WND DMG | Darby, PA | DOWNED TREE AND WIRES NEAR ALFRED AVENUE. TIME ESTIMATED. |
| Jun 3, 7:30 PM EDT | TSTM WND DMG | Sharon Hill, PA | DOWNED TREES AND WIRES IN THE AREA. TIME ESTIMATED. |
| Jun 3, 7:32 PM EDT | TSTM WND GST 68 | Philadelphia Internatio, PA | |
| Jun 3, 7:35 PM EDT | TSTM WND DMG | Glendora, NJ | DOWNED TREES AND POWER LINES IN THE AREA. ESTIMATED GUSTS UP TO 70 MPH. |
| Jun 3, 7:38 PM EDT | TSTM WND DMG | Blackwood, NJ | SEVERAL REPORTS OF TREES AND POWER LINES DOWN. TIME ESTIMATED. |
| Jun 3, 7:40 PM EDT | TSTM WND DMG | 1 Wnw Stratford, NJ | NUMEROUS TREES AND LIMBS DOWN IN THE AREA. TIME ESTIMATED. |
| Jun 3, 7:40 PM EDT | TSTM WND DMG | Blackwood, NJ | DOWNED TREE LIMBS AND FENCING AT A RESIDENCE. TIME ESTIMATED. |
| Jun 3, 7:41 PM EDT | TSTM WND DMG | Lawnside, NJ | DOWNED TREES ON NEW JERSEY TURNPIKE NEAR EXIT 3. TIME ESTIMATED FROM RADAR. |
| Jun 3, 7:45 PM EDT | TSTM WND DMG | Magnolia, NJ | SEVERAL DOWNED TREES AND LIMBS IN THE AREA. |
| Jun 3, 7:46 PM EDT | TSTM WND DMG | 1 Wsw Somerdale, NJ | CORRECTS PREVIOUS TSTM WND DMG REPORT FROM 1 WSW SOMERDALE. DEBRIS DOWN ON THE RAILROAD TRACKS ALONG ATLANTIC AVE. |
| Jun 3, 7:47 PM EDT | TSTM WND DMG | 1 Ssw Somerdale, NJ | CORRECTS PREVIOUS TSTM WND DMG REPORT FROM 1 SSW SOMERDALE. LARGE TREE DOWN WITH MULTIPLE PARKED CARS UNDERNEATH. |
| Jun 3, 7:53 PM EDT | TSTM WND DMG | Chesilhurst, NJ | SEVERAL REPORTS OF POWER LINES DOWN IN THE AREA. TIME ESTIMATED. |
| Jun 3, 7:55 PM EDT | TSTM WND DMG | Cherry Hill, NJ | LARGE TREE SNAPPED FROM ITS BASE. |
| Jun 3, 7:58 PM EDT | TSTM WND DMG | 1 Nw Pine Hill, NJ | TREE DOWN IN NEIGHBORS YARD AND DIME SIZED HAIL. |
| Jun 3, 8:07 PM EDT | TSTM WND DMG | 1 Wsw Somerdale, NJ | DEBRIS DOWN ON THE RAILROAD TRACKS ALONG ATLANTIC AVE. |
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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 3, 3:52 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 12:00Z, 11.0 hours before the alert went out and 200 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
- 2031 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 273 m²/s²
- 0-3 km storm-relative helicity
- 269 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
647
WUUS51 KPHI 032302
SVRPHI
DEC003-NJC005-007-011-015-033-PAC029-045-091-101-040000-
/O.NEW.KPHI.SV.W.0057.200603T2302Z-200604T0000Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
702 PM EDT Wed Jun 3 2020
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Northeastern New Castle County in northern Delaware...
North central Cumberland County in southern New Jersey...
Central Salem County in southern New Jersey...
Camden County in southern New Jersey...
Gloucester County in southern New Jersey...
West central Burlington County in southern New Jersey...
Southern Montgomery County in southeastern Pennsylvania...
Chester County in southeastern Pennsylvania...
Philadelphia County in southeastern Pennsylvania...
Delaware County in southeastern Pennsylvania...
* Until 800 PM EDT.
* At 701 PM EDT, severe thunderstorms were located along a line
extending from Marshallton to near Paoli to near West Norriton,
moving southeast at 50 mph.
HAZARD...70 mph wind gusts and quarter size hail.
SOURCE...Emergency management.
IMPACT...Minor damage to vehicles is possible. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.
* Locations impacted include...
Philadelphia, Camden, Wilmington, Vineland, West Chester,
Gloucester City, Cherry Hill, Evesham, Mount Laurel, Norristown,
Chester, Deptford, Voorhees, Medford, West Deptford, Glassboro,
Lindenwold, Phoenixville, West Norriton and East Norriton.
This includes the following highways...
Atlantic City Expressway between mile markers 30 and 44.
Interstate 295 in New Jersey between mile markers 4 and 42.
Interstate 95 in Pennsylvania between mile markers 0 and 32.
New Jersey Turnpike between exits 1 and 4.
Interstate 95 in Delaware between mile markers 15 and 23.
Interstate 476 in Pennsylvania between mile markers 0 and 19.
Pennsylvania Turnpike between exits 312 and 340.
Northeast Extension near exit A20.
Interstate 676 in New Jersey between mile markers 0 and 4.
Interstate 676 in Pennsylvania between mile markers 0 and 1.
Interstate 76 in New Jersey between mile markers 0 and 3.
Interstate 76 in Pennsylvania between mile markers 327 and 351.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Protecting yourself from immediate threats to life and safety shall
take priority. Whenever possible, as long as it does not cause
greater harm, all COVID-19 protective action guidance should be
followed.
For your protection move to an interior room on the lowest floor of a
building.
This is a DANGEROUS SITUATION. These storms are producing widespread
wind damage across Chester County. SEEK SHELTER NOW inside a sturdy
structure and stay away from windows!
In addition to large hail and damaging winds, frequent cloud to
ground lightning is occurring with these storms. Move indoors
immediately. Remember, if you can hear thunder, you are close enough
to be struck by lightning.
Torrential rainfall is occurring with these storms, and may lead to
flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4004 7594 4013 7577 4029 7552 4009 7505
3984 7462 3957 7493 3948 7511 3967 7541
3997 7599
TIME...MOT...LOC 2301Z 308DEG 44KT 3994 7569 4001 7554 4016 7541
HAIL...1.00IN
WIND...70MPH
$$
Fitzsimmons3 follow-up statements
142
WWUS51 KPHI 032308
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
708 PM EDT Wed Jun 3 2020
DEC003-NJC005-007-011-015-033-PAC029-045-091-101-040000-
/O.CON.KPHI.SV.W.0057.000000T0000Z-200604T0000Z/
New Castle DE-Cumberland NJ-Salem NJ-Camden NJ-Gloucester NJ-
Burlington NJ-Montgomery PA-Chester PA-Philadelphia PA-Delaware PA-
708 PM EDT Wed Jun 3 2020
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR NORTHEASTERN NEW CASTLE...NORTH CENTRAL CUMBERLAND...CENTRAL
SALEM...CAMDEN...GLOUCESTER...WEST CENTRAL BURLINGTON...SOUTHERN
MONTGOMERY...CHESTER...PHILADELPHIA AND DELAWARE COUNTIES...
At 707 PM EDT, severe thunderstorms were located along a line
extending from near Westtown to Gradyville to Norristown, moving
southeast at 50 mph.
These are very dangerous storms.
HAZARD...80 mph wind gusts and quarter size hail.
SOURCE...Emergency management.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be heavily damaged. Expect
considerable damage to roofs, windows, and vehicles.
Extensive tree damage and power outages are likely.
Locations impacted include...
Philadelphia, Camden, Wilmington, Vineland, West Chester, Gloucester
City, Cherry Hill, Evesham, Mount Laurel, Norristown, Chester,
Deptford, Voorhees, Medford, West Deptford, Glassboro, Lindenwold,
Phoenixville, West Norriton and East Norriton.
This includes the following highways...
Atlantic City Expressway between mile markers 30 and 44.
Interstate 295 in New Jersey between mile markers 4 and 42.
Interstate 95 in Pennsylvania between mile markers 0 and 32.
New Jersey Turnpike between exits 1 and 4.
Interstate 95 in Delaware between mile markers 15 and 23.
Interstate 476 in Pennsylvania between mile markers 0 and 19.
Pennsylvania Turnpike between exits 312 and 340.
Northeast Extension near exit A20.
Interstate 676 in New Jersey between mile markers 0 and 4.
Interstate 676 in Pennsylvania between mile markers 0 and 1.
Interstate 76 in New Jersey between mile markers 0 and 3.
Interstate 76 in Pennsylvania between mile markers 327 and 351.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Protecting yourself from immediate threats to life and safety shall
take priority. Whenever possible, as long as it does not cause
greater harm, all COVID-19 protective action guidance should be
followed.
For your protection move to an interior room on the lowest floor of a
building.
This is a DANGEROUS SITUATION. These storms are producing widespread
wind damage across southeastern Pennsylvania. SEEK SHELTER NOW
inside a sturdy structure and stay away from windows.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4004 7594 4013 7577 4029 7552 4009 7505
3984 7462 3957 7493 3948 7511 3967 7541
3997 7599
TIME...MOT...LOC 2307Z 308DEG 44KT 3989 7561 3996 7546 4011 7533
TORNADO...POSSIBLE
HAIL...1.00IN
WIND...80MPH
$$
Fitzsimmons312
WWUS51 KPHI 032333
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
733 PM EDT Wed Jun 3 2020
PAC029-032341-
/O.CAN.KPHI.SV.W.0057.000000T0000Z-200604T0000Z/
Chester PA-
733 PM EDT Wed Jun 3 2020
...THE SEVERE THUNDERSTORM WARNING FOR CHESTER COUNTY IS CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 1000 PM EDT for
northern Delaware...southern New Jersey...and southeastern
Pennsylvania.
LAT...LON 3990 7473 3984 7463 3957 7493 3948 7511
3967 7541 3971 7548 3981 7560 3999 7541
4015 7520 3998 7487
TIME...MOT...LOC 2331Z 314DEG 38KT 3980 7537 3987 7522 4002 7509
$$
DEC003-NJC005-007-011-015-033-PAC045-091-101-040000-
/O.CON.KPHI.SV.W.0057.000000T0000Z-200604T0000Z/
New Castle DE-Cumberland NJ-Salem NJ-Camden NJ-Gloucester NJ-
Burlington NJ-Montgomery PA-Philadelphia PA-Delaware PA-
733 PM EDT Wed Jun 3 2020
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR NORTHEASTERN NEW CASTLE...NORTH CENTRAL CUMBERLAND...CENTRAL
SALEM...CAMDEN...GLOUCESTER...WEST CENTRAL BURLINGTON...SOUTHEASTERN
MONTGOMERY...PHILADELPHIA AND DELAWARE COUNTIES...
At 731 PM EDT, severe thunderstorms were located along a line
extending from near Chester to National Park to Wissinoming, moving
southeast at 45 mph.
These are very dangerous storms.
HAZARD...80 mph wind gusts and quarter size hail.
SOURCE...Emergency management.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be heavily damaged. Expect
considerable damage to roofs, windows, and vehicles.
Extensive tree damage and power outages are likely.
Locations impacted include...
Philadelphia, Camden, Wilmington, Vineland, Gloucester City, Cherry
Hill, Evesham, Mount Laurel, Chester, Deptford, Voorhees, Medford,
West Deptford, Glassboro, Lindenwold, Bellmawr, Yeadon, Woodbury,
Pitman and Clayton.
This includes the following highways...
Atlantic City Expressway between mile markers 31 and 44.
Interstate 295 in New Jersey between mile markers 4 and 42.
Interstate 95 in Pennsylvania between mile markers 0 and 31.
New Jersey Turnpike between exits 1 and 4.
Interstate 95 in Delaware between mile markers 16 and 23.
Interstate 476 in Pennsylvania between mile markers 0 and 12.
Pennsylvania Turnpike near exit 339.
Interstate 676 in New Jersey between mile markers 0 and 4.
Interstate 676 in Pennsylvania between mile markers 0 and 1.
Interstate 76 in New Jersey between mile markers 0 and 3.
Interstate 76 in Pennsylvania between mile markers 333 and 351.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Protecting yourself from immediate threats to life and safety shall
take priority. Whenever possible, as long as it does not cause
greater harm, all COVID-19 protective action guidance should be
followed.
For your protection move to an interior room on the lowest floor of a
building.
This is a DANGEROUS SITUATION. These storms are producing widespread
wind damage. SEEK SHELTER NOW inside a sturdy structure and stay
away from windows.
Intense thunderstorm lines can produce brief tornadoes and widespread
significant wind damage. Although a tornado is not immediately
likely, it is best to move to an interior room on the lowest floor of
a building. These storms may cause serious injury and significant
property damage.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3990 7473 3984 7463 3957 7493 3948 7511
3967 7541 3971 7548 3981 7560 3999 7541
4015 7520 3998 7487
TIME...MOT...LOC 2331Z 314DEG 38KT 3980 7537 3987 7522 4002 7509
TORNADO...POSSIBLE
HAIL...1.00IN
WIND...80MPH
$$
Fitzsimmons106
WWUS51 KPHI 032347
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
747 PM EDT Wed Jun 3 2020
DEC003-PAC045-091-101-032356-
/O.CAN.KPHI.SV.W.0057.000000T0000Z-200604T0000Z/
New Castle DE-Montgomery PA-Philadelphia PA-Delaware PA-
747 PM EDT Wed Jun 3 2020
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN NEW CASTLE...
SOUTHEASTERN MONTGOMERY...PHILADELPHIA AND DELAWARE COUNTIES IS
CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 1000 PM EDT for
southern New Jersey.
LAT...LON 3949 7509 3969 7532 3984 7518 3995 7504
3986 7476 3981 7467 3957 7493
TIME...MOT...LOC 2346Z 309DEG 50KT 3963 7511 3970 7496 3985 7482
$$
NJC005-007-011-015-033-040000-
/O.CON.KPHI.SV.W.0057.000000T0000Z-200604T0000Z/
Cumberland NJ-Salem NJ-Camden NJ-Gloucester NJ-Burlington NJ-
747 PM EDT Wed Jun 3 2020
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR NORTH CENTRAL CUMBERLAND...EAST CENTRAL SALEM...CAMDEN...
GLOUCESTER AND WEST CENTRAL BURLINGTON COUNTIES...
At 746 PM EDT, severe thunderstorms were located along a line
extending from Franklinville to Sicklerville to near Medford, moving
southeast at 50 mph.
These are very dangerous storms.
HAZARD...80 mph wind gusts and quarter size hail.
SOURCE...Emergency management.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be heavily damaged. Expect
considerable damage to roofs, windows, and vehicles.
Extensive tree damage and power outages are likely.
Locations impacted include...
Camden, Vineland, Gloucester City, Cherry Hill, Evesham, Deptford,
Voorhees, Glassboro, Lindenwold, Bellmawr, Woodbury, Pitman, Clayton,
Berlin, Shamong, Magnolia, Westville, Woodbury Heights, Brooklawn and
Chesilhurst.
This includes the following highways...
Atlantic City Expressway between mile markers 31 and 44.
Interstate 295 in New Jersey between mile markers 24 and 36.
New Jersey Turnpike near exit 3.
Interstate 76 in New Jersey between mile markers 0 and 1.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Protecting yourself from immediate threats to life and safety shall
take priority. Whenever possible, as long as it does not cause
greater harm, all COVID-19 protective action guidance should be
followed.
For your protection move to an interior room on the lowest floor of a
building.
This is a DANGEROUS SITUATION. These storms are producing widespread
wind damage. SEEK SHELTER NOW inside a sturdy structure and stay
away from windows.
Intense thunderstorm lines can produce brief tornadoes and widespread
significant wind damage. Although a tornado is not immediately
likely, it is best to move to an interior room on the lowest floor of
a building. These storms may cause serious injury and significant
property damage.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3949 7509 3969 7532 3984 7518 3995 7504
3986 7476 3981 7467 3957 7493
TIME...MOT...LOC 2346Z 309DEG 50KT 3963 7511 3970 7496 3985 7482
TORNADO...POSSIBLE
HAIL...1.00IN
WIND...80MPH
$$
FitzsimmonsThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 3, 12:06 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 39 min |
| Jun 3, 12:38 PM EDT | Severe Thunderstorm Warning | PHI | New Castle | 69 min |
| Jun 3, 12:24 AM EDT | Special Weather Statement | PHI | Monroe | 51 min |
| Jun 3, 11:04 AM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Carbon, Lehigh, Monroe, Montgomery and 1 more | 41 min |
| Jun 3, 11:29 AM EDT | Severe Thunderstorm Warning | PHI | Berks, Chester, Montgomery | 46 min |
| Jun 3, 11:38 AM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Chester, Lehigh, Montgomery, Northampton | 37 min |
| Jun 3, 11:59 AM EDT | Severe Thunderstorm Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 46 min |
| Jun 3, 5:46 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 44 min |
| Jun 3, 6:26 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Chester, Montgomery | 64 min |
| Jun 3, 7:11 PM EDT | Severe Thunderstorm Warning | PHI | Monroe | 64 min |
| Jun 3, 7:21 PM EDT | Tornado Warning | PHI | Delaware, Montgomery, Philadelphia | 24 min |
| Jun 3, 1:08 AM EDT | Special Weather Statement | PHI | Somerset | 37 min |
| Jun 3, 1:44 AM EDT | Areal Flood Advisory | PHI | Hunterdon, Middlesex, Morris, Somerset, Warren | 3 hr |
| Jun 3, 9:48 AM EDT | Small Craft Advisory | PHI | 8 hr | |
| Jun 3, 12:35 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Mercer, Middlesex, Monmouth, Ocean and 1 more | 55 min |
| Jun 3, 12:43 PM EDT | Special Marine Warning | PHI | 43 min | |
| Jun 3, 1:01 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Ocean | 28 min |
| Jun 3, 1:14 PM EDT | Special Marine Warning | PHI | 61 min | |
| Jun 3, 1:14 PM EDT | Special Weather Statement | PHI | Cape May, Cumberland | 61 min |
| Jun 3, 1:20 PM EDT | Special Marine Warning | PHI | 55 min | |
| Jun 3, 2:11 PM EDT | Special Marine Warning | PHI | 34 min | |
| Jun 3, 7:53 PM EDT | Severe Thunderstorm Warning | PHI | Morris, Sussex | 36 min |
| Jun 3, 7:55 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Camden, Cumberland, Gloucester, Ocean and 1 more | 33 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2020Severe Thunderstorm Warnings in Pennsylvania, 2020Severe Thunderstorm Warnings in Delaware, 2020Every severe thunderstorm warning in 2020
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.