Alert archive / New Jersey / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 192, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 2, 2019, 7:27 PM EDT for 4 states. It was in force for 48 min. 10 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
- Jul 2, 2019, 7:27 PM EDT (23:27 UTC)
- Expired
- Jul 2, 2019, 8:15 PM EDT
- In force
- 48 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties New Castle County, DE, Cecil County, MD, Gloucester County, NJ, Salem County, NJ, Chester County, PA, Delaware County, PA
The radar
The Dover AFB radar (KDOX), 99 km from the middle of the area, began a volume at 23:31 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 |
|---|---|---|---|
| Jul 2, 7:53 PM EDT | TSTM WND DMG | 1 Nnw East Marlborough, PA | TREES AND WIRES DOWN ON EMBREEVILLE RD. |
| Jul 2, 7:56 PM EDT | TSTM WND DMG | Kennett Square, PA | TREES AND WIRES DOWN NEAR THE INTERSECTION OF HAZEL AVE AND WILSON RD. |
| Jul 2, 7:58 PM EDT | TSTM WND DMG | West Chester, PA | NUMEROUS TREES DOWN. TIME ESTIMATED FROM RADAR. |
| Jul 2, 8:01 PM EDT | TSTM WND DMG | 2 Nnw East Bradford Twp, PA | TREES AND WIRES DOWN ON COPELAND SCHOOL RD. |
| Jul 2, 8:03 PM EDT | TSTM WND DMG | West Goshen, PA | TREES AND WIRES DOWN. |
| Jul 2, 8:05 PM EDT | TSTM WND GST 60 | Thornbury Twp, PA | TRAINED SPOTTER ESTIMATED A 60MPH WIND GUST. TIME ESTIMATED FROM RADAR. |
| Jul 2, 8:15 PM EDT | TSTM WND DMG | Garnet Valley, PA | POWER OUTAGES REPORTED DUE TO THUNDERSTORM WINDS. |
| Jul 2, 8:20 PM EDT | TSTM WND DMG | 1 Wnw Westtown, PA | TREES AND WIRES DOWN ON WESTBOURNE RD AT S CONCORD RD. TIME ESTIMATED FROM RADAR. |
| Jul 2, 8:20 PM EDT | TSTM WND GST 60 | Brookhaven, PA | TRAINED SPOTTER REPORTS A MEASURED 60MPH WIND GUST. |
| Jul 2, 8:20 PM EDT | TSTM WND GST 60 | Media, PA | SPOTTER ESTIMATED 60MPH WIND GUSTS. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 12:00Z, 11.5 hours before the alert went out and 165 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
- 1575 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 43 m²/s²
- 0-3 km storm-relative helicity
- 40 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
256
WUUS51 KPHI 022327
SVRPHI
DEC003-MDC015-NJC015-033-PAC029-045-030015-
/O.NEW.KPHI.SV.W.0192.190702T2327Z-190703T0015Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
727 PM EDT Tue Jul 2 2019
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
New Castle County in northern Delaware...
Cecil County in northeastern Maryland...
Northwestern Salem County in southern New Jersey...
Northwestern Gloucester County in southern New Jersey...
Chester County in southeastern Pennsylvania...
Delaware County in southeastern Pennsylvania...
* Until 815 PM EDT.
* At 726 PM EDT, severe thunderstorms were located along a line
extending from near Glenmoore to near Farmington, 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...
Wilmington, Newark, Middletown, West Chester, Elkton, Calvert,
Chester, Pennsville, Coatesville, Westtown, Carneys Point,
Downingtown, Folcroft, Swarthmore, Elsmere, Kennett Square, New
Castle, Penns Grove, Salem and Oxford.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3973 7610 3976 7606 3987 7599 4010 7594
4015 7585 3990 7528 3946 7554 3957 7551
3962 7557 3966 7552 3972 7551 3970 7552
3962 7561 3959 7557 3946 7559 3941 7554
3934 7558 3958 7610 3972 7623
TIME...MOT...LOC 2326Z 286DEG 31KT 4007 7584 3964 7603
HAIL...0.75IN
WIND...60MPH
$$
PF2 follow-up statements
828
WWUS51 KPHI 022357
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
757 PM EDT Tue Jul 2 2019
DEC003-MDC015-NJC015-033-PAC029-045-030015-
/O.CON.KPHI.SV.W.0192.000000T0000Z-190703T0015Z/
New Castle DE-Cecil MD-Salem NJ-Gloucester NJ-Chester PA-Delaware PA-
757 PM EDT Tue Jul 2 2019
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM EDT
FOR NEW CASTLE...NORTHEASTERN CECIL...NORTHWESTERN SALEM...
NORTHWESTERN GLOUCESTER...SOUTHEASTERN CHESTER AND SOUTHERN DELAWARE
COUNTIES...
At 755 PM EDT, severe thunderstorms were located along a line
extending from near Paoli to Glasgow, moving east at 35 mph.
HAZARD...70 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Damage to vehicles is possible. Expect considerable tree
damage. Wind damage is also likely to mobile homes, roofs,
and outbuildings.
Locations impacted include...
Wilmington, Newark, Middletown, West Chester, Elkton, Calvert,
Chester, Pennsville, Coatesville, Westtown, Carneys Point,
Downingtown, Swarthmore, Elsmere, Kennett Square, New Castle, Penns
Grove, Salem, North East and West Grove.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3990 7529 3977 7536 3946 7554 3957 7551
3962 7557 3966 7552 3972 7551 3970 7552
3962 7561 3959 7557 3946 7559 3942 7555
3937 7557 3956 7604 4012 7583 4010 7573
TIME...MOT...LOC 2355Z 286DEG 31KT 4000 7555 3960 7575
HAIL...1.00IN
WIND...70MPH
$$
Fitzsimmons109
WWUS51 KPHI 030015
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
815 PM EDT Tue Jul 2 2019
DEC003-MDC015-NJC015-033-PAC029-045-030024-
/O.EXP.KPHI.SV.W.0192.000000T0000Z-190703T0015Z/
New Castle DE-Cecil MD-Salem NJ-Gloucester NJ-Chester PA-Delaware PA-
815 PM EDT Tue Jul 2 2019
...THE SEVERE THUNDERSTORM WARNING FOR NEW CASTLE...NORTHEASTERN
CECIL...NORTHWESTERN SALEM...NORTHWESTERN GLOUCESTER...SOUTHEASTERN
CHESTER AND SOUTHERN DELAWARE COUNTIES WILL EXPIRE AT 815 PM EDT...
The storms which prompted the warning have weakened below severe
limits, and have exited the warned area. Therefore, the warning will
be allowed to expire. However heavy rain is still possible with
these thunderstorms.
Remember, a Severe Thunderstorm Warning still remains in effect for
portions of area.
LAT...LON 3990 7529 3977 7536 3946 7554 3957 7551
3962 7557 3966 7552 3972 7551 3970 7552
3962 7561 3959 7557 3946 7559 3942 7555
3937 7557 3956 7604 4012 7583 4010 7573
TIME...MOT...LOC 0014Z 286DEG 31KT 3996 7536 3956 7556
$$
MeolaThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 2, 5:27 PM EDT | Special Marine Warning | PHI | 48 min | |
| Jul 2, 5:51 PM EDT | Severe Thunderstorm Warning | PHI | Monmouth | 24 min |
| Jul 2, 5:54 PM EDT | Special Marine Warning | PHI | 66 min | |
| Jul 2, 7:03 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Mercer, Middlesex, Somerset | 42 min |
| Jul 2, 7:46 PM EDT | Severe Thunderstorm Warning | PHI | Mercer, Middlesex, Monmouth, Ocean | 18 min |
| Jul 2, 5:17 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 43 min |
| Jul 2, 6:28 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 47 min |
| Jul 2, 7:12 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Chester, Delaware, Montgomery, Philadelphia | 48 min |
| Jul 2, 7:50 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Delaware, Montgomery, Philadelphia | 40 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2019Severe Thunderstorm Warnings in Pennsylvania, 2019Severe Thunderstorm Warnings in Delaware, 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.