Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 212, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 6, 2019, 6:13 PM EDT for Bucks County, Montgomery County, Philadelphia County, Pennsylvania; Burlington County, Mercer County, New Jersey. It was in force for 15 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
- Jul 6, 2019, 6:13 PM EDT (22:13 UTC)
- Expired
- Jul 6, 2019, 6:28 PM EDT
- In force
- 15 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 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), 53 km from the middle of the area, began a volume at 22:12 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, 10.2 hours before the alert went out and 194 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
- 1195 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 542 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 50 m²/s²
- 0-3 km storm-relative helicity
- 49 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.4
The text
As transmitted.
704
WUUS51 KPHI 062213
SVRPHI
NJC005-021-PAC017-091-101-062300-
/O.NEW.KPHI.SV.W.0212.190706T2213Z-190706T2300Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
613 PM EDT Sat Jul 6 2019
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...
Eastern Montgomery County in southeastern Pennsylvania...
Southeastern Bucks County in southeastern Pennsylvania...
Northeastern Philadelphia County in southeastern Pennsylvania...
* Until 700 PM EDT.
* At 612 PM EDT, a severe thunderstorm was located over Langhorne, or
9 miles west of Trenton, moving southeast 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, Trenton, Bensalem, Ewing, Willingboro, Florence,
Burlington, Bristol, Riverside, Hatboro, Bordentown, Beverly,
Yardley, Newtown, Tullytown, Langhorne, Bryn Athyn, Ivyland,
Feasterville-Trevose and Florence-Roebling.
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.
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. This storm may cause serious injury and significant
property damage.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4019 7517 4035 7501 4016 7461 3994 7485
TIME...MOT...LOC 2212Z 305DEG 12KT 4020 7494
HAIL...0.75IN
WIND...60MPH
$$
Fitzsimmons1 follow-up statement
875
WWUS51 KPHI 062228
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
628 PM EDT Sat Jul 6 2019
NJC005-021-PAC017-091-101-062238-
/O.CAN.KPHI.SV.W.0212.000000T0000Z-190706T2300Z/
Mercer NJ-Burlington NJ-Montgomery PA-Bucks PA-Philadelphia PA-
628 PM EDT Sat Jul 6 2019
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN MERCER...
NORTHWESTERN BURLINGTON...EASTERN MONTGOMERY...SOUTHEASTERN BUCKS AND
NORTHEASTERN PHILADELPHIA COUNTIES IS CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled. However gusty winds are
still possible with this thunderstorm.
LAT...LON 4019 7517 4035 7501 4016 7461 3994 7485
TIME...MOT...LOC 2225Z 305DEG 12KT 4017 7489
$$
FitzsimmonsThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 6, 3:43 PM EDT | Severe Thunderstorm Warning | PHI | Northampton | 47 min |
| Jul 6, 3:55 PM EDT | Tornado Warning | PHI | Delaware, Philadelphia | 50 min |
| Jul 6, 4:28 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 21 min |
| Jul 6, 4:41 PM EDT | Severe Thunderstorm Warning | PHI | Monroe, Northampton | 49 min |
| Jul 6, 4:45 PM EDT | Areal Flood Advisory | PHI | Bucks, Delaware, Montgomery, Philadelphia | 4 hr |
| Jul 6, 4:54 PM EDT | Areal Flood Advisory | PHI | Bucks, Chester, Montgomery | 4 hr |
| Jul 6, 5:04 PM EDT | Severe Thunderstorm Warning | PHI | Delaware | 17 min |
| Jul 6, 5:25 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 50 min |
| Jul 6, 5:36 PM EDT | Tornado Warning | PHI | Bucks | 24 min |
| Jul 6, 5:44 PM EDT | Areal Flood Advisory | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 4 hr |
| Jul 6, 5:49 PM EDT | Areal Flood Advisory | PHI | Chester, Delaware, Montgomery | 4 hr |
| Jul 6, 6:22 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 38 min |
| Jul 6, 6:42 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Delaware, Philadelphia | 30 min |
| Jul 6, 6:49 PM EDT | Flash Flood Warning | PHI | Monroe, Northampton | 3 hr |
| Jul 6, 6:53 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Chester, Lehigh, Monroe, Montgomery and 1 more | 67 min |
| Jul 6, 7:45 PM EDT | Special Weather Statement | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 45 min |
| Jul 6, 1:28 PM EDT | Areal Flood Advisory | PHI | Ocean | 3 hr |
| Jul 6, 1:46 PM EDT | Flash Flood Warning | PHI | Ocean | 4 hr |
| Jul 6, 1:52 PM EDT | Special Marine Warning | PHI | 53 min | |
| Jul 6, 2:05 PM EDT | Special Weather Statement | PHI | Burlington | 25 min |
| Jul 6, 2:06 PM EDT | Special Weather Statement | PHI | Monmouth | 24 min |
| Jul 6, 2:07 PM EDT | Special Marine Warning | PHI | 53 min | |
| Jul 6, 2:10 PM EDT | Special Weather Statement | PHI | Ocean | 35 min |
| Jul 6, 2:13 PM EDT | Special Weather Statement | PHI | Cumberland | 47 min |
| Jul 6, 2:17 PM EDT | Areal Flood Advisory | PHI | Burlington, Camden | 2 hr |
| Jul 6, 2:22 PM EDT | Special Marine Warning | PHI | 53 min | |
| Jul 6, 2:25 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Ocean | 28 min |
| Jul 6, 2:26 PM EDT | Severe Thunderstorm Warning | PHI | Monmouth | 34 min |
| Jul 6, 2:28 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Ocean | 47 min |
| Jul 6, 2:29 PM EDT | Special Marine Warning | PHI | 61 min | |
| Jul 6, 2:40 PM EDT | Special Marine Warning | PHI | 31 min | |
| Jul 6, 2:58 PM EDT | Special Marine Warning | PHI | 62 min | |
| Jul 6, 3:04 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Cape May, Ocean | 26 min |
| Jul 6, 3:22 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Ocean | 37 min |
| Jul 6, 4:08 PM EDT | Tornado Warning | PHI | Hunterdon | 25 min |
| Jul 6, 4:39 PM EDT | Severe Thunderstorm Warning | PHI | Camden, Gloucester, Salem | 32 min |
| Jul 6, 4:49 PM EDT | Areal Flood Advisory | PHI | Hunterdon, Morris, Somerset, Sussex, Warren | 4 hr |
| Jul 6, 5:32 PM EDT | Flash Flood Warning | PHI | Warren | 4 hr |
| Jul 6, 7:33 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Camden, Cumberland, Gloucester, Salem | 42 min |
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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.