Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2023
Severe Thunderstorm Warning 52, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 2, 2023, 7:33 PM EDT for Burlington County, Mercer County, New Jersey; Bucks County, Montgomery County, Philadelphia County, Pennsylvania. It was in force for 42 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 2, 2023, 7:33 PM EDT (23:33 UTC)
- Expired
- Jun 2, 2023, 8:15 PM EDT
- In force
- 42 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.88 in
- Wind
- 60.0 mph
Counties Burlington County, NJ, Mercer County, NJ, Bucks County, PA, Montgomery County, PA, Philadelphia County, PA
The radar
The Philadelphia radar (KDIX), 50 km from the middle of the area, began a volume at 23:33 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
Brookhaven, NY (KOKX), launched 12:00Z, 11.6 hours before the alert went out and 191 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
- 1686 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 81 m²/s²
- 0-3 km storm-relative helicity
- 149 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
840
WUUS51 KPHI 022333
SVRPHI
NJC005-021-PAC017-091-101-030015-
/O.NEW.KPHI.SV.W.0052.230602T2333Z-230603T0015Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
733 PM EDT Fri Jun 2 2023
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Southwestern Mercer County in central New Jersey...
Northwestern Burlington County in southern New Jersey...
East central Montgomery County in southeastern Pennsylvania...
Southeastern Bucks County in southeastern Pennsylvania...
Northeastern Philadelphia County in southeastern Pennsylvania...
* Until 815 PM EDT.
* At 732 PM EDT, a severe thunderstorm was located over Woodside, or
near Trenton, moving south at 15 mph.
HAZARD...60 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
* Locations impacted include...
Philadelphia, Trenton, Bensalem, Ewing, Florence, Burlington,
Bristol, Bordentown, Beverly, Yardley, Newtown, Tullytown,
Langhorne, Bryn Athyn, Feasterville-Trevose, Florence-Roebling,
Northeast Philadelphia, Feasterville, Woodside and Andalusia.
This includes the following highways...
New Jersey Turnpike between exits 6 and 6A.
Pennsylvania Turnpike between mile markers 346 and 359.
Interstate 95 in Pennsylvania between mile markers 32 and 40.
Interstate 195 in New Jersey near mile marker 0.
Interstate 295 in New Jersey between mile markers 50 and 62, and
between mile markers 68 and 71, and near mile marker 76.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
To report severe weather, contact your nearest law enforcement
agency. They will send your report to the National Weather Service
office in Mount Holly NJ.
&&
LAT...LON 4019 7508 4031 7470 4007 7471 4004 7506
TIME...MOT...LOC 2332Z 001DEG 13KT 4019 7486
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.88 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Wunderlin3 follow-up statements
515
WWUS51 KPHI 022346
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
746 PM EDT Fri Jun 2 2023
PAC091-022355-
/O.CAN.KPHI.SV.W.0052.000000T0000Z-230603T0015Z/
Montgomery PA-
746 PM EDT Fri Jun 2 2023
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL MONTGOMERY COUNTY
IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 4004 7506 4011 7505 4013 7502 4016 7505
4026 7477 4007 7471
TIME...MOT...LOC 2345Z 001DEG 13KT 4014 7486
$$
NJC005-021-PAC017-101-030015-
/O.CON.KPHI.SV.W.0052.000000T0000Z-230603T0015Z/
Mercer NJ-Burlington NJ-Bucks PA-Philadelphia PA-
746 PM EDT Fri Jun 2 2023
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM EDT
FOR SOUTH CENTRAL MERCER...NORTHWESTERN BURLINGTON...SOUTHEASTERN
BUCKS AND NORTHEASTERN PHILADELPHIA COUNTIES...
At 745 PM EDT, a severe thunderstorm was located over Levittown, or 7
miles southwest of Trenton, moving south at 15 mph.
HAZARD...60 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
Locations impacted include...
Philadelphia, Trenton, Bensalem, Ewing, Florence, Burlington,
Bristol, Beverly, Yardley, Tullytown, Langhorne,
Feasterville-Trevose, Florence-Roebling, Northeast Philadelphia,
Feasterville, Andalusia, Langhorn, Levittown, Columbus and Woodside.
This includes the following highways...
New Jersey Turnpike between exits 6 and 6A.
Pennsylvania Turnpike between mile markers 347 and 359.
Interstate 95 in Pennsylvania between mile markers 32 and 40.
Interstate 295 in New Jersey between mile markers 50 and 55.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Mount Holly NJ.
&&
LAT...LON 4004 7506 4011 7505 4013 7502 4016 7505
4026 7477 4007 7471
TIME...MOT...LOC 2345Z 001DEG 13KT 4014 7486
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.88 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Wunderlin222
WWUS51 KPHI 030001
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
801 PM EDT Fri Jun 2 2023
NJC021-030011-
/O.CAN.KPHI.SV.W.0052.000000T0000Z-230603T0015Z/
Mercer NJ-
801 PM EDT Fri Jun 2 2023
...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL MERCER COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 4004 7506 4011 7505 4013 7502 4015 7488
4021 7478 4007 7471
TIME...MOT...LOC 0001Z 001DEG 13KT 4008 7486
$$
NJC005-PAC017-101-030015-
/O.CON.KPHI.SV.W.0052.000000T0000Z-230603T0015Z/
Burlington NJ-Bucks PA-Philadelphia PA-
801 PM EDT Fri Jun 2 2023
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM EDT
FOR NORTHWESTERN BURLINGTON...SOUTHEASTERN BUCKS AND NORTHEASTERN
PHILADELPHIA COUNTIES...
At 801 PM EDT, a severe thunderstorm was located over Burlington, or
11 miles southwest of Trenton, moving south at 15 mph.
HAZARD...60 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
Locations impacted include...
Philadelphia, Bensalem, Florence, Burlington, Bristol, Beverly,
Tullytown, Andalusia, Florence-Roebling, Northeast Philadelphia,
Levittown, Columbus, Edgewater Park, Morrisville, Delanco,
Hulmeville, Cornwells Heights-Eddington and Croydon.
This includes the following highways...
New Jersey Turnpike between exits 6 and 6A.
Pennsylvania Turnpike between mile markers 351 and 359.
Interstate 95 in Pennsylvania between mile markers 32 and 40.
Interstate 295 in New Jersey between mile markers 50 and 54.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Mount Holly NJ.
&&
LAT...LON 4004 7506 4011 7505 4013 7502 4015 7488
4021 7478 4007 7471
TIME...MOT...LOC 0001Z 001DEG 13KT 4008 7486
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.88 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Wunderlin323
WWUS51 KPHI 030013
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
813 PM EDT Fri Jun 2 2023
NJC005-PAC017-101-030023-
/O.EXP.KPHI.SV.W.0052.000000T0000Z-230603T0015Z/
Burlington NJ-Bucks PA-Philadelphia PA-
813 PM EDT Fri Jun 2 2023
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN BURLINGTON...
SOUTHEASTERN BUCKS AND NORTHEASTERN PHILADELPHIA COUNTIES WILL EXPIRE
AT 815 PM EDT...
The severe thunderstorm which prompted the warning has weakened and
moved out of the warned area. Therefore, the warning will be allowed
to expire.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Mount Holly NJ.
LAT...LON 4004 7506 4011 7505 4013 7502 4015 7488
4021 7478 4007 7471
TIME...MOT...LOC 0013Z 001DEG 13KT 3999 7507
$$
WunderlinThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 2, 3:41 AM EDT | Small Craft Advisory | PHI | 66 hr | |
| Jun 2, 12:42 PM EDT | Special Weather Statement | PHI | Sussex | 33 min |
| Jun 2, 12:49 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 26 min |
| Jun 2, 3:34 PM EDT | Special Weather Statement | PHI | Sussex | 41 min |
| Jun 2, 5:50 PM EDT | Coastal Flood Watch | PHI | Cape May | 11 hr |
| Jun 2, 5:50 PM EDT | Coastal Flood Advisory | PHI | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 5 more | 35 hr |
| Jun 2, 6:03 PM EDT | Special Weather Statement | PHI | Middlesex, Somerset | 42 min |
| Jun 2, 7:11 PM EDT | Special Weather Statement | PHI | Mercer | 34 min |
| Jun 2, 7:39 PM EDT | Special Marine Warning | PHI | 30 min | |
| Jun 2, 7:40 PM EDT | Special Weather Statement | PHI | Monmouth | 50 min |
| Jun 2, 7:50 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Gloucester | 40 min |
| Jun 2, 2:38 PM EDT | Special Weather Statement | PHI | Bucks | 37 min |
| Jun 2, 3:14 PM EDT | Special Weather Statement | PHI | Montgomery | 31 min |
| Jun 2, 3:55 PM EDT | Special Weather Statement | PHI | Monroe | 35 min |
| Jun 2, 4:02 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe, Northampton | 31 min |
| Jun 2, 4:54 PM EDT | Special Weather Statement | PHI | Carbon | 36 min |
| Jun 2, 5:32 PM EDT | Special Weather Statement | PHI | Montgomery | 28 min |
| Jun 2, 6:32 PM EDT | Special Weather Statement | PHI | Chester | 28 min |
| Jun 2, 7:42 PM EDT | Special Weather Statement | PHI | Delaware | 48 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 2023Severe Thunderstorm Warnings in New Jersey, 2023Every severe thunderstorm warning in 2023
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.