Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2023
Severe Thunderstorm Warning 81, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 25, 2023, 4:05 PM EDT for Burlington County, Camden County, New Jersey; Bucks County, Montgomery County, Philadelphia County, Pennsylvania. It was in force for 25 min. 7 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 25, 2023, 4:05 PM EDT (20:05 UTC)
- Expired
- Jun 25, 2023, 4:30 PM EDT
- In force
- 25 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.88 in
- Wind
- 60.0 mph
Counties Burlington County, NJ, Camden County, NJ, Bucks County, PA, Montgomery County, PA, Philadelphia County, PA
The radar
The Philadelphia radar (KDIX), 54 km from the middle of the area, began a volume at 20:04 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 25, 4:06 PM EDT | HAIL 0.5 | Collingswood, NJ | Report of hail ranging between 0.25 and 0.50 inches in diameter. |
| Jun 25, 4:06 PM EDT | HAIL 0.5 | Collingswood, NJ | Report of hail ranging between 0.25 and 0.50 inches in diameter. |
| Jun 25, 4:14 PM EDT | TSTM WND DMG | 1 N Tacony, PA | Picture of large tree down at the intersection of Ryan Ave and Rowland Ave in NE Philadelphia. Time Estimated via Radar. |
| Jun 25, 4:14 PM EDT | TSTM WND DMG | 1 N Tacony, PA | Picture of large tree down at the intersection of Ryan Ave and Rowland Ave in NE Philadelphia. Time Estimated via Radar. |
| Jun 25, 4:19 PM EDT | TSTM WND GST 40 | 1 Nnw Tacony, PA | Estimated 40mph winds as a 4 inch branch was torn from a pine tree. |
| Jun 25, 4:28 PM EDT | HAIL 0.5 | Cherry Hill, NJ | Report of hail up to 0.4 inches in Cherry Hill. |
| Jun 25, 4:28 PM EDT | HAIL 0.5 | Cherry Hill, NJ | Report of hail up to 0.4 inches in Cherry Hill. |
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, 8.1 hours before the alert went out and 206 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
- 696 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 21 m²/s²
- 0-3 km storm-relative helicity
- 21 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
029
WUUS51 KPHI 252005
SVRPHI
NJC005-007-PAC017-091-101-252030-
/O.NEW.KPHI.SV.W.0081.230625T2005Z-230625T2030Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
405 PM EDT Sun Jun 25 2023
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Northwestern Camden County in southern New Jersey...
Northwestern Burlington County in southern New Jersey...
Southeastern Montgomery County in southeastern Pennsylvania...
Southeastern Bucks County in southeastern Pennsylvania...
Philadelphia County in southeastern Pennsylvania...
* Until 430 PM EDT.
* At 405 PM EDT, a severe thunderstorm was located over Northeast
Philadelphia, or near Philadelphia, moving northeast 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, Camden, Cherry Hill, Bensalem, Willingboro,
Burlington, Bristol, Riverside, Palmyra, Hatboro, Jenkintown,
Beverly, Rockledge, Newtown, Tullytown, Abington, Langhorne, Bryn
Athyn, Ivyland and Wissinoming.
This includes the following highways...
Pennsylvania Turnpike between mile markers 338 and 359.
Interstate 95 in Pennsylvania between mile markers 20 and 40.
Interstate 76 in Pennsylvania between mile markers 338 and 345.
Interstate 295 in New Jersey between mile markers 32 and 37.
Interstate 676 in Pennsylvania between mile markers 0 and 1.
Interstate 676 in New Jersey between mile markers 2 and 4.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3987 7501 3997 7525 4029 7516 4018 7476
TIME...MOT...LOC 2005Z 214DEG 14KT 4008 7504
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.88 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
MLB2 follow-up statements
890
WWUS51 KPHI 252019
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
419 PM EDT Sun Jun 25 2023
NJC005-007-PAC017-091-101-252030-
/O.CON.KPHI.SV.W.0081.000000T0000Z-230625T2030Z/
Camden NJ-Burlington NJ-Montgomery PA-Bucks PA-Philadelphia PA-
419 PM EDT Sun Jun 25 2023
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 PM EDT
FOR NORTHWESTERN CAMDEN...NORTHWESTERN BURLINGTON...SOUTHEASTERN
MONTGOMERY...SOUTHEASTERN BUCKS AND PHILADELPHIA COUNTIES...
At 419 PM EDT, a severe thunderstorm was located over Wissinoming, or
near Philadelphia, and is nearly stationary.
HAZARD...60 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
Locations impacted include...
Philadelphia, Camden, Cherry Hill, Bensalem, Willingboro, Burlington,
Bristol, Riverside, Palmyra, Hatboro, Jenkintown, Beverly, Rockledge,
Newtown, Tullytown, Abington, Langhorne, Bryn Athyn, Ivyland and
Wissinoming.
This includes the following highways...
Pennsylvania Turnpike between mile markers 338 and 359.
Interstate 95 in Pennsylvania between mile markers 20 and 40.
Interstate 76 in Pennsylvania between mile markers 338 and 345.
Interstate 295 in New Jersey between mile markers 32 and 37.
Interstate 676 in Pennsylvania between mile markers 0 and 1.
Interstate 676 in New Jersey between mile markers 2 and 4.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3987 7501 3997 7525 4029 7516 4018 7476
TIME...MOT...LOC 2019Z 235DEG 1KT 4003 7507
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.88 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
MLB813
WWUS51 KPHI 252028
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
428 PM EDT Sun Jun 25 2023
NJC005-007-PAC017-091-101-252038-
/O.EXP.KPHI.SV.W.0081.000000T0000Z-230625T2030Z/
Camden NJ-Burlington NJ-Montgomery PA-Bucks PA-Philadelphia PA-
428 PM EDT Sun Jun 25 2023
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN CAMDEN...
NORTHWESTERN BURLINGTON...SOUTHEASTERN MONTGOMERY...SOUTHEASTERN
BUCKS AND PHILADELPHIA COUNTIES WILL EXPIRE AT 430 PM EDT...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire. However small
hail, gusty winds and heavy rain are still possible with this
thunderstorm.
LAT...LON 3987 7501 3997 7525 4029 7516 4018 7476
TIME...MOT...LOC 2028Z 214DEG 14KT 4005 7505
$$
MLBThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 24, 8:13 PM EDT | Special Weather Statement | PHI | Warren | 32 min |
| Jun 24, 8:18 PM EDT | Areal Flood Advisory | PHI | Warren | 3 hr |
| Jun 25, 11:26 AM EDT | Special Weather Statement | PHI | Ocean | 34 min |
| Jun 25, 12:20 PM EDT | Special Weather Statement | PHI | Ocean | 25 min |
| Jun 25, 12:32 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Burlington, Camden, Ocean | 28 min |
| Jun 25, 12:50 PM EDT | Areal Flood Advisory | PHI | Burlington, Ocean | 3 hr |
| Jun 25, 2:25 PM EDT | Special Weather Statement | PHI | Ocean | 35 min |
| Jun 25, 3:09 PM EDT | Special Weather Statement | PHI | Hunterdon | 36 min |
| Jun 25, 3:18 PM EDT | Areal Flood Advisory | PHI | Hunterdon | 3 hr |
| Jun 25, 4:01 PM EDT | Flash Flood Warning | PHI | Burlington, Camden | 4 hr |
| Jun 25, 4:52 PM EDT | Special Weather Statement | PHI | Camden | 23 min |
| Jun 25, 4:57 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden | 33 min |
| Jun 25, 5:13 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Gloucester | 32 min |
| Jun 25, 5:22 PM EDT | Flash Flood Warning | PHI | Camden | 3 hr |
| Jun 25, 5:43 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Gloucester | 32 min |
| Jun 25, 6:13 PM EDT | Special Weather Statement | PHI | Burlington, Camden | 32 min |
| Jun 25, 6:21 PM EDT | Special Weather Statement | PHI | Somerset | 24 min |
| Jun 25, 6:26 PM EDT | Severe Thunderstorm Warning | PHI | Burlington | 34 min |
| Jun 25, 6:31 PM EDT | Severe Thunderstorm Warning | PHI | Middlesex, Morris, Somerset | 29 min |
| Jun 25, 6:53 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Monmouth, Ocean | 37 min |
| Jun 25, 6:57 PM EDT | Areal Flood Advisory | PHI | Middlesex, Morris, Somerset | 3 hr |
| Jun 25, 7:20 PM EDT | Special Weather Statement | PHI | Monmouth | 25 min |
| Jun 25, 7:35 PM EDT | Special Weather Statement | PHI | Middlesex | 25 min |
| Jun 24, 9:19 PM EDT | Areal Flood Advisory | PHI | Northampton | 101 min |
| Jun 25, 2:55 PM EDT | Special Weather Statement | PHI | Philadelphia | 35 min |
| Jun 25, 3:24 PM EDT | Special Weather Statement | PHI | Philadelphia | 36 min |
| Jun 25, 3:47 PM EDT | Areal Flood Advisory | PHI | Montgomery, Philadelphia | 15 min |
| Jun 25, 4:01 PM EDT | Special Weather Statement | PHI | Philadelphia | 29 min |
| Jun 25, 4:11 PM EDT | Special Weather Statement | PHI | Delaware | 34 min |
| Jun 25, 4:16 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Delaware | 44 min |
| Jun 25, 4:27 PM EDT | Severe Thunderstorm Warning | PHI | Chester | 33 min |
| Jun 25, 4:47 PM EDT | Areal Flood Advisory | PHI | Carbon, Lehigh, Northampton | 3 hr |
| Jun 25, 4:51 PM EDT | Areal Flood Advisory | PHI | Berks, Chester | 3 hr |
| Jun 25, 5:27 PM EDT | Areal Flood Advisory | PHI | Delaware, Montgomery, Philadelphia | 3 hr |
| Jun 25, 5:35 PM EDT | Areal Flood Advisory | PHI | Carbon, Monroe | 3 hr |
| Jun 25, 5:56 PM EDT | Areal Flood Advisory | PHI | Berks | 3 hr |
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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.