Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 147, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 28, 2019, 7:17 PM EDT for Delaware County, Philadelphia County, Pennsylvania; Camden County, Gloucester County, New Jersey. It was in force for 43 min. 2 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 28, 2019, 7:17 PM EDT (23:17 UTC)
- Expired
- Jun 28, 2019, 8:00 PM EDT
- In force
- 43 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Camden County, NJ, Gloucester County, NJ, Delaware County, PA, Philadelphia County, PA
The radar
The Philadelphia radar (KDIX), 62 km from the middle of the area, began a volume at 23:18 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 28, 7:19 PM EDT | TSTM WND DMG | 2 Sse Point Breeze, PA | SOCIAL MEDIA VIDEO OF TWO TREES BLOWN DOWN DURING STORM ON SOUTH BROAD STREET. TIME ESTIMATED FROM RADAR. |
| Jun 28, 7:37 PM EDT | TSTM WND DMG | 1 Nw Fairview, NJ | TREE DOWN ON 8TH ST AT HUNTER DR. TIME ESTIMATED FROM RADAR. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Wallops Is Stn, VA (KWAL), launched 12:00Z, 11.3 hours before the alert went out and 215 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
- 483 J/kg
- Mixed-layer CIN
- -70 J/kg
- Mixed-layer LCL
- 1425 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 41 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
004
WUUS51 KPHI 282317
SVRPHI
NJC007-015-PAC045-101-290000-
/O.NEW.KPHI.SV.W.0147.190628T2317Z-190629T0000Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
717 PM EDT Fri Jun 28 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...
Southwestern Philadelphia County in southeastern Pennsylvania...
Southeastern Delaware County in southeastern Pennsylvania...
* Until 800 PM EDT.
* At 717 PM EDT, a severe thunderstorm was located over South
Philadelphia, or near Gloucester City, moving east at 15 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, Gloucester City, Deptford, West Deptford,
Lindenwold, Bellmawr, Yeadon, Woodbury, Folcroft, Paulsboro,
Magnolia, Westville, Woodbury Heights, National Park, East
Lansdowne, Brooklawn, Audubon Park, Darby Township and
Barclay-Kingston.
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 3973 7504 3982 7534 3994 7530 3996 7502
3994 7499
TIME...MOT...LOC 2317Z 283DEG 11KT 3989 7521
HAIL...0.75IN
WIND...60MPH
$$
CMS3 follow-up statements
637
WWUS51 KPHI 282325
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
725 PM EDT Fri Jun 28 2019
NJC007-015-PAC045-101-290000-
/O.CON.KPHI.SV.W.0147.000000T0000Z-190629T0000Z/
Camden NJ-Gloucester NJ-Philadelphia PA-Delaware PA-
725 PM EDT Fri Jun 28 2019
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR NORTHWESTERN CAMDEN...NORTHWESTERN GLOUCESTER...SOUTHWESTERN
PHILADELPHIA AND SOUTHEASTERN DELAWARE COUNTIES...
At 725 PM EDT, a severe thunderstorm was located over Gloucester
City, moving east at 25 mph.
HAZARD...70 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect considerable tree damage. Damage is likely to mobile
homes, roofs, and outbuildings.
Locations impacted include...
Philadelphia, Camden, Gloucester City, Deptford, West Deptford,
Lindenwold, Bellmawr, Yeadon, Woodbury, Folcroft, Paulsboro,
Magnolia, Westville, Woodbury Heights, National Park, Brooklawn,
Audubon Park, Darby Township, Cherry Hill Mall and Golden Triangle.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3982 7534 3994 7526 3996 7502 3994 7499
3979 7503
TIME...MOT...LOC 2325Z 264DEG 21KT 3990 7513
HAIL...0.75IN
WIND...70MPH
$$
CMS002
WWUS51 KPHI 282341
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
741 PM EDT Fri Jun 28 2019
PAC045-282350-
/O.CAN.KPHI.SV.W.0147.000000T0000Z-190629T0000Z/
Delaware PA-
741 PM EDT Fri Jun 28 2019
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN DELAWARE 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 3986 7518 3995 7516 3996 7502 3994 7499
3985 7501
TIME...MOT...LOC 2340Z 257DEG 20KT 3993 7503
$$
NJC007-015-PAC101-290000-
/O.CON.KPHI.SV.W.0147.000000T0000Z-190629T0000Z/
Camden NJ-Gloucester NJ-Philadelphia PA-
741 PM EDT Fri Jun 28 2019
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR NORTHWESTERN CAMDEN...NORTH CENTRAL GLOUCESTER AND SOUTH CENTRAL
PHILADELPHIA COUNTIES...
At 740 PM EDT, a severe thunderstorm was located over Golden
Triangle, or near Camden, moving east at 25 mph.
HAZARD...70 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect considerable tree damage. Damage is likely to mobile
homes, roofs, and outbuildings.
Locations impacted include...
Philadelphia, Camden, Gloucester City, Bellmawr, Magnolia, Westville,
National Park, Brooklawn, Audubon Park, Barclay-Kingston, Cherry Hill
Mall, Golden Triangle, Ashland, Erlton-Ellisburg, Echelon,
Pennsauken, Collingswood, Haddonfield, Audubon and Runnemede.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3986 7518 3995 7516 3996 7502 3994 7499
3985 7501
TIME...MOT...LOC 2340Z 257DEG 20KT 3993 7503
HAIL...0.75IN
WIND...70MPH
$$
CMS817
WWUS51 KPHI 282359
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
759 PM EDT Fri Jun 28 2019
NJC007-015-PAC101-290008-
/O.EXP.KPHI.SV.W.0147.000000T0000Z-190629T0000Z/
Camden NJ-Gloucester NJ-Philadelphia PA-
759 PM EDT Fri Jun 28 2019
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN CAMDEN...NORTH
CENTRAL GLOUCESTER AND SOUTH CENTRAL PHILADELPHIA COUNTIES WILL
EXPIRE AT 800 PM EDT...
The storm which prompted the warning has moved out Philadelphia and
Gloucester Counties. Therefore, the warning will be allowed to
expire here. However, gusty winds and heavy rain are still possible
with this thunderstorm.
A severe thunderstorm warning has been issued for northern Camden
County until 815 pm.
LAT...LON 3986 7518 3995 7516 3996 7502 3994 7499
3985 7501
TIME...MOT...LOC 2358Z 283DEG 11KT 3992 7497
$$
CMSThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 28, 2:28 PM EDT | Special Weather Statement | PHI | Carbon | 32 min |
| Jun 28, 2:59 PM EDT | Special Weather Statement | PHI | Carbon | 31 min |
| Jun 28, 3:14 PM EDT | Special Weather Statement | PHI | Carbon | 31 min |
| Jun 28, 3:27 PM EDT | Special Weather Statement | PHI | Carbon | 33 min |
| Jun 28, 3:55 PM EDT | Areal Flood Advisory | PHI | Carbon | 2 hr |
| Jun 28, 4:02 PM EDT | Special Weather Statement | PHI | Carbon | 28 min |
| Jun 28, 4:26 PM EDT | Special Weather Statement | PHI | Lehigh, Northampton | 34 min |
| Jun 28, 4:31 PM EDT | Special Weather Statement | PHI | Chester | 29 min |
| Jun 28, 4:55 PM EDT | Special Weather Statement | PHI | Lehigh | 35 min |
| Jun 28, 5:01 PM EDT | Severe Thunderstorm Warning | PHI | Lehigh, Northampton | 44 min |
| Jun 28, 5:06 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Montgomery | 39 min |
| Jun 28, 5:23 PM EDT | Areal Flood Advisory | PHI | Lehigh, Northampton | 76 min |
| Jun 28, 5:27 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Lehigh, Montgomery, Northampton | 48 min |
| Jun 28, 5:35 PM EDT | Flash Flood Warning | PHI | Lehigh, Northampton | 2 hr |
| Jun 28, 5:42 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Chester, Montgomery | 48 min |
| Jun 28, 5:45 PM EDT | Flash Flood Warning | PHI | Berks | 2 hr |
| Jun 28, 6:13 PM EDT | Special Weather Statement | PHI | Bucks | 32 min |
| Jun 28, 6:32 PM EDT | Special Weather Statement | PHI | Berks | 28 min |
| Jun 28, 6:48 PM EDT | Special Weather Statement | PHI | Montgomery | 27 min |
| Jun 28, 6:50 PM EDT | Severe Thunderstorm Warning | PHI | Delaware, Montgomery, Philadelphia | 40 min |
| Jun 28, 7:35 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden | 40 min |
| Jun 28, 7:55 PM EDT | Areal Flood Advisory | PHI | Burlington, Camden | 2 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.