Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2024
Severe Thunderstorm Warning 45, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 23, 2024, 5:22 PM EDT for Camden County, Gloucester County, Salem County, New Jersey; 4 counties in Pennsylvania; New Castle County, Delaware. It was in force for 53 min. 9 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 23, 2024, 5:22 PM EDT (21:22 UTC)
- Expired
- Jun 23, 2024, 6:15 PM EDT
- In force
- 53 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties New Castle County, DE, Camden 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), 93 km from the middle of the area, began a volume at 21:24 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 23, 5:35 PM EDT | HAIL 0.25 | Aston, PA | |
| Jun 23, 5:53 PM EDT | TSTM WND DMG | 1 Sw Philadelphia, PA | Report from mPING: 1-inch tree limbs broken; Shingles blown off. |
| Jun 23, 5:55 PM EDT | TSTM WND DMG | 1 Ese Bellmawr, NJ | Large tree down on South Bellmawr Ave. Time estimated. |
| Jun 23, 5:55 PM EDT | TSTM WND DMG | 1 Ese Mount Royal, NJ | NJ Turnpike Auth.: Downed tree on New Jersey Turnpike northbound North of Interchange 2 - US 322 (West Deptford Twp) 1 Right lane and shoulder of 2 lanes blocked. Time estimated. |
| Jun 23, 5:59 PM EDT | TSTM WND DMG | 1 Se Rittenhouse Square, PA | Report from mPING: 1-inch tree limbs broken; Shingles blown off. |
| Jun 23, 6:00 PM EDT | TSTM WND GST 52 | New Castle County Airpo, DE | |
| Jun 23, 6:10 PM EDT | TSTM WND DMG | 1 N Farnhurst, DE | Pictures sent in of large power poles down near Wilmington. Time estimated from radar. |
| Jun 23, 6:14 PM EDT | TSTM WND DMG | Newport, DE | Pictures passed along from media of several trees down across Newport, DE. Time estimated from radar. |
| Jun 23, 6:14 PM EDT | MARINE TSTM WIND 40 | 2 Ene Simonds Gardens, DE | Port of Wilmington mesonet measured a 34 kt gust. |
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 23, 4:33 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 12:00Z, 9.4 hours before the alert went out and 190 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
- 0 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 57 m²/s²
- 0-3 km storm-relative helicity
- 47 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
186
WUUS51 KPHI 232122
SVRPHI
DEC003-NJC007-015-033-PAC029-045-091-101-232215-
/O.NEW.KPHI.SV.W.0045.240623T2122Z-240623T2215Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
522 PM EDT Sun Jun 23 2024
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Northern New Castle County in northern Delaware...
Northwestern Salem County in southern New Jersey...
Northwestern Camden County in southern New Jersey...
Gloucester County in southern New Jersey...
Southeastern Montgomery County in southeastern Pennsylvania...
Southeastern Chester County in southeastern Pennsylvania...
Philadelphia County in southeastern Pennsylvania...
Delaware County in southeastern Pennsylvania...
* Until 615 PM EDT.
* At 522 PM EDT, a severe thunderstorm was located over Talleyville,
or 7 miles north of Wilmington, moving east at 35 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
* Locations impacted include...
Philadelphia, Camden, Wilmington, West Chester, Gloucester City,
Chester, Deptford, West Deptford, Glassboro, Pennsville, Bellmawr,
Yeadon, Westtown, Woodbury, Pitman, Clayton, Carneys Point,
Folcroft, Swarthmore, and Elsmere.
This includes the following highways...
New Jersey Turnpike between exits 1 and 3.
Interstate 95 in Pennsylvania between mile markers 0 and 25.
Interstate 95 in Delaware between mile markers 6 and 23.
Interstate 76 in Pennsylvania between mile markers 336 and 351.
Interstate 76 in New Jersey between mile markers 0 and 3.
Interstate 295 in New Jersey between mile markers 0 and 29.
Interstate 676 in Pennsylvania between mile markers 0 and 1.
Interstate 676 in New Jersey between mile markers 0 and 4.
Interstate 476 in Pennsylvania between mile markers 0 and 12.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
In addition to large hail and damaging winds, frequent cloud to
ground lightning is occurring with this storm. Move indoors
immediately. Remember, if you can hear thunder, you are close enough
to be struck by lightning.
&&
LAT...LON 3967 7571 3981 7574 3999 7563 4007 7510
3967 7503
TIME...MOT...LOC 2122Z 263DEG 31KT 3983 7557
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Staarmann4 follow-up statements
065
WWUS51 KPHI 232137
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
537 PM EDT Sun Jun 23 2024
DEC003-NJC007-015-033-PAC029-045-091-101-232215-
/O.CON.KPHI.SV.W.0045.000000T0000Z-240623T2215Z/
New Castle DE-Salem NJ-Camden NJ-Gloucester NJ-Montgomery PA-
Chester PA-Philadelphia PA-Delaware PA-
537 PM EDT Sun Jun 23 2024
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM EDT
FOR NORTHEASTERN NEW CASTLE...NORTHWESTERN SALEM...NORTHWESTERN
CAMDEN...GLOUCESTER...SOUTHEASTERN MONTGOMERY...EAST CENTRAL
CHESTER...PHILADELPHIA AND DELAWARE COUNTIES...
At 533 PM EDT, a severe thunderstorm was located over Chelsea, or 8
miles northeast of Wilmington, moving east at 35 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, Wilmington, Gloucester City, Chester, Deptford,
West Deptford, Glassboro, Bellmawr, Yeadon, Woodbury, Pitman,
Clayton, Carneys Point, Folcroft, Swarthmore, Paulsboro, Penns Grove,
Westville, and Narberth.
This includes the following highways...
New Jersey Turnpike between exits 2 and 3.
Interstate 95 in Pennsylvania between mile markers 0 and 25.
Interstate 95 in Delaware between mile markers 13 and 23.
Interstate 76 in Pennsylvania between mile markers 336 and 351.
Interstate 76 in New Jersey between mile markers 0 and 3.
Interstate 295 in New Jersey between mile markers 3 and 29.
Interstate 676 in Pennsylvania between mile markers 0 and 1.
Interstate 676 in New Jersey between mile markers 0 and 4.
Interstate 476 in Pennsylvania between mile markers 0 and 12.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Frequent cloud to ground lightning is occurring with this storm. Move
indoors immediately. Lightning is one of nature's leading killers.
Remember, if you can hear thunder, you are close enough to be struck
by lightning.
&&
LAT...LON 3970 7557 3986 7560 4001 7549 4007 7510
3967 7503
TIME...MOT...LOC 2133Z 262DEG 31KT 3984 7546
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Staarmann034
WWUS51 KPHI 232138
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
538 PM EDT Sun Jun 23 2024
PAC029-232147-
/O.CAN.KPHI.SV.W.0045.000000T0000Z-240623T2215Z/
Chester PA-
538 PM EDT Sun Jun 23 2024
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN CHESTER COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 1000 PM EDT for
southeastern Pennsylvania.
LAT...LON 3996 7549 3998 7544 4000 7545 4002 7541
4007 7510 3967 7503 3971 7552 3986 7554
TIME...MOT...LOC 2137Z 262DEG 31KT 3985 7542
$$
DEC003-NJC007-015-033-PAC045-091-101-232215-
/O.CON.KPHI.SV.W.0045.000000T0000Z-240623T2215Z/
New Castle DE-Salem NJ-Camden NJ-Gloucester NJ-Montgomery PA-
Philadelphia PA-Delaware PA-
538 PM EDT Sun Jun 23 2024
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM EDT
FOR NORTHEASTERN NEW CASTLE...NORTHWESTERN SALEM...NORTHWESTERN
CAMDEN...GLOUCESTER...SOUTHEASTERN MONTGOMERY...PHILADELPHIA AND
DELAWARE COUNTIES...
At 537 PM EDT, a severe thunderstorm was located over Chester
Township, or 9 miles northeast of Wilmington, moving east at 35 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, Wilmington, Gloucester City, Chester, Deptford,
West Deptford, Glassboro, Bellmawr, Yeadon, Woodbury, Pitman,
Clayton, Carneys Point, Folcroft, Swarthmore, Paulsboro, Penns Grove,
Westville, and Narberth.
This includes the following highways...
New Jersey Turnpike between exits 2 and 3.
Interstate 95 in Pennsylvania between mile markers 0 and 25.
Interstate 95 in Delaware between mile markers 18 and 23.
Interstate 76 in Pennsylvania between mile markers 336 and 351.
Interstate 76 in New Jersey between mile markers 0 and 3.
Interstate 295 in New Jersey between mile markers 4 and 29.
Interstate 676 in Pennsylvania between mile markers 0 and 1.
Interstate 676 in New Jersey between mile markers 0 and 4.
Interstate 476 in Pennsylvania between mile markers 0 and 12.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Frequent cloud to ground lightning is occurring with this storm. Move
indoors immediately. Lightning is one of nature's leading killers.
Remember, if you can hear thunder, you are close enough to be struck
by lightning.
&&
LAT...LON 3996 7549 3998 7544 4000 7545 4002 7541
4007 7510 3967 7503 3971 7552 3986 7554
TIME...MOT...LOC 2137Z 262DEG 31KT 3985 7542
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Staarmann829
WWUS51 KPHI 232150
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
550 PM EDT Sun Jun 23 2024
DEC003-NJC033-232200-
/O.CAN.KPHI.SV.W.0045.000000T0000Z-240623T2215Z/
New Castle DE-Salem NJ-
550 PM EDT Sun Jun 23 2024
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN NEW CASTLE AND
NORTHWESTERN SALEM COUNTIES IS CANCELLED...
The severe thunderstorm which prompted the warning has 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...and southeastern Pennsylvania.
LAT...LON 4003 7534 4007 7510 3967 7503 3969 7530
3969 7533 3973 7538 3975 7538 3976 7540
3992 7541
TIME...MOT...LOC 2150Z 262DEG 32KT 3987 7525
$$
NJC007-015-PAC045-091-101-232215-
/O.CON.KPHI.SV.W.0045.000000T0000Z-240623T2215Z/
Camden NJ-Gloucester NJ-Montgomery PA-Philadelphia PA-Delaware PA-
550 PM EDT Sun Jun 23 2024
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM EDT
FOR NORTHWESTERN CAMDEN...GLOUCESTER...SOUTHEASTERN MONTGOMERY...
PHILADELPHIA AND EASTERN DELAWARE COUNTIES...
At 550 PM EDT, a severe thunderstorm was located over Tinicum
Township, or 7 miles west of Gloucester City, moving east at 35 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
Locations impacted include...
Philadelphia, Camden, Gloucester City, Chester, Deptford, West
Deptford, Glassboro, Bellmawr, Yeadon, Woodbury, Pitman, Clayton,
Folcroft, Swarthmore, Paulsboro, Westville, Narberth, Woodbury
Heights, National Park, and East Lansdowne.
This includes the following highways...
New Jersey Turnpike between exits 2 and 3.
Interstate 95 in Pennsylvania between mile markers 3 and 25.
Interstate 76 in Pennsylvania between mile markers 337 and 351.
Interstate 76 in New Jersey between mile markers 0 and 3.
Interstate 295 in New Jersey between mile markers 9 and 29.
Interstate 676 in Pennsylvania between mile markers 0 and 1.
Interstate 676 in New Jersey between mile markers 0 and 4.
Interstate 476 in Pennsylvania between mile markers 0 and 10.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Frequent cloud to ground lightning is occurring with this storm. Move
indoors immediately. Lightning is one of nature's leading killers.
Remember, if you can hear thunder, you are close enough to be struck
by lightning.
&&
LAT...LON 4003 7534 4007 7510 3967 7503 3969 7530
3969 7533 3973 7538 3975 7538 3976 7540
3992 7541
TIME...MOT...LOC 2150Z 262DEG 32KT 3987 7525
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Staarmann667
WWUS51 KPHI 232201
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
601 PM EDT Sun Jun 23 2024
PAC091-232211-
/O.CAN.KPHI.SV.W.0045.000000T0000Z-240623T2215Z/
Montgomery PA-
601 PM EDT Sun Jun 23 2024
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN MONTGOMERY 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
southern New Jersey...and southeastern Pennsylvania.
LAT...LON 3970 7531 4006 7519 4006 7514 4005 7512
4005 7510 4004 7509 3968 7504
TIME...MOT...LOC 2201Z 260DEG 33KT 4003 7508 3990 7509 3975 7519
$$
NJC007-015-PAC045-101-232215-
/O.CON.KPHI.SV.W.0045.000000T0000Z-240623T2215Z/
Camden NJ-Gloucester NJ-Philadelphia PA-Delaware PA-
601 PM EDT Sun Jun 23 2024
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM EDT
FOR NORTHWESTERN CAMDEN...NORTH CENTRAL GLOUCESTER...SOUTHWESTERN
PHILADELPHIA AND SOUTHEASTERN DELAWARE COUNTIES...
At 601 PM EDT, severe thunderstorms were located along a line
extending from Wissinoming to Audubon Park to near Mullica Hill,
moving east at 35 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
Locations impacted include...
Philadelphia, Camden, Gloucester City, Deptford, West Deptford,
Glassboro, Bellmawr, Woodbury, Pitman, Paulsboro, Westville, Woodbury
Heights, National Park, Brooklawn, Audubon Park, Germantown, Center
City, South Philadelphia, Ben Franklin Bridge, and Kensington.
This includes the following highways...
New Jersey Turnpike between exits 2 and 3.
Interstate 95 in Pennsylvania between mile markers 13 and 26.
Interstate 76 in Pennsylvania between mile markers 340 and 351.
Interstate 76 in New Jersey between mile markers 0 and 3.
Interstate 295 in New Jersey between mile markers 17 and 28.
Interstate 676 in Pennsylvania between mile markers 0 and 1.
Interstate 676 in New Jersey between mile markers 0 and 4.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Frequent cloud to ground lightning is occurring with these storms.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
&&
LAT...LON 3970 7531 4006 7519 4006 7514 4005 7512
4005 7510 4004 7509 3968 7504
TIME...MOT...LOC 2201Z 260DEG 33KT 4003 7508 3990 7509 3975 7519
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
StaarmannThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 22, 8:49 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Warren | 26 min |
| Jun 22, 8:55 PM EDT | Flash Flood Warning | PHI | Hunterdon, Warren | 4 hr |
| Jun 23, 3:16 AM EDT | Rip Current Statement | PHI | Atlantic, Cape May, Ocean | 17 hr |
| Jun 23, 4:48 PM EDT | Severe Thunderstorm Warning | PHI | Salem | 42 min |
| Jun 23, 5:52 PM EDT | Special Marine Warning | PHI | 53 min | |
| Jun 23, 5:56 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Camden, Gloucester | 49 min |
| Jun 23, 6:03 PM EDT | Severe Thunderstorm Warning | PHI | Gloucester, Salem | 42 min |
| Jun 23, 6:32 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Camden, Mercer, Middlesex, Monmouth and 1 more | 58 min |
| Jun 23, 6:35 PM EDT | Special Marine Warning | PHI | 115 min | |
| Jun 23, 6:36 PM EDT | Special Marine Warning | PHI | 114 min | |
| Jun 23, 6:39 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Camden, Gloucester, Salem | 51 min |
| Jun 23, 7:13 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Camden, Gloucester, Ocean | 62 min |
| Jun 23, 7:14 PM EDT | Special Marine Warning | PHI | 2 hr | |
| Jun 23, 7:24 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Gloucester, Salem | 51 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 2024Severe Thunderstorm Warnings in New Jersey, 2024Severe Thunderstorm Warnings in Delaware, 2024Every severe thunderstorm warning in 2024
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.