Alert archive / New Jersey / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 62, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at May 28, 2019, 6:11 PM EDT for 4 states. It was in force for 64 min. 5 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
- May 28, 2019, 6:11 PM EDT (22:11 UTC)
- Expired
- May 28, 2019, 7:15 PM EDT
- In force
- 64 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 1.25 in
- Wind
- 60.0 mph
Counties New Castle County, DE, Cecil County, MD, Cumberland County, NJ, Salem County, NJ, Chester County, PA
The radar
The Dover AFB radar (KDOX), 85 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 28, 6:33 PM EDT | HAIL 0.7 | 1 N Glasgow, DE | |
| May 28, 6:35 PM EDT | HAIL 1 | 1 N Glasgow, DE | CORRECTS PREVIOUS HAIL REPORT FROM 1 N GLASGOW TO ACCOUNT FOR AN INCREASE IN HAIL SIZE FOLLOWING THE INITIAL REPORT. |
| May 28, 6:41 PM EDT | HAIL 1.25 | Delaware City, DE | TIME ESTIMATED FROM RADAR. |
| May 28, 6:48 PM EDT | HAIL 1.5 | Saint Georges, DE | |
| May 28, 7:05 PM EDT | HAIL 1 | Salem, NJ |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 28, 1:48 PM EDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 12:00Z, 10.2 hours before the alert went out and 173 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
- 35 J/kg
- Mixed-layer CIN
- -149 J/kg
- Mixed-layer LCL
- 1167 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 293 m²/s²
- 0-3 km storm-relative helicity
- 414 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted.
842
WUUS51 KPHI 282211
SVRPHI
DEC003-MDC015-NJC011-033-PAC029-282315-
/O.NEW.KPHI.SV.W.0062.190528T2211Z-190528T2315Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
611 PM EDT Tue May 28 2019
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
New Castle County in northern Delaware...
Northeastern Cecil County in northeastern Maryland...
Northwestern Cumberland County in southern New Jersey...
Salem County in southern New Jersey...
South central Chester County in southeastern Pennsylvania...
* Until 715 PM EDT.
* At 610 PM EDT, a severe thunderstorm was located over Pleasant
Hill, or near Elkton, moving east at 35 mph.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Minor damage to vehicles is possible. Wind damage to
roofs, siding, trees, and power lines is possible.
* Locations impacted include...
Newark, Middletown, Elkton, Pennsville, Carneys Point, New Castle,
Salem, North East, Woodstown, Alloway, Quinton, Delaware City,
Charlestown, Newport, Greenwich, Shiloh, Zion, Blake, Barksdale and
Stanton.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A tornado watch remains in effect until 1000 PM EDT for northern
Delaware...northeastern Maryland...southern New Jersey...and
southeastern Pennsylvania.
A tornado watch remains in effect for the warned area. Tornadoes can
develop quickly from severe thunderstorms. Although a tornado is not
immediately likely, if one is spotted, act quickly and move to a
place of safety inside a sturdy structure such as a basement or small
interior room.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3977 7594 3970 7553 3967 7555 3966 7553
3967 7551 3970 7550 3965 7521 3933 7532
3935 7536 3934 7536 3939 7553 3960 7601
TIME...MOT...LOC 2210Z 288DEG 32KT 3966 7588
HAIL...1.25IN
WIND...60MPH
$$
Iovino1 follow-up statement
067
WWUS51 KPHI 282236
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
636 PM EDT Tue May 28 2019
MDC015-PAC029-282245-
/O.CAN.KPHI.SV.W.0062.000000T0000Z-190528T2315Z/
Cecil MD-Chester PA-
636 PM EDT Tue May 28 2019
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN CECIL AND SOUTH
CENTRAL CHESTER COUNTIES IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area.
A tornado watch remains in effect until 1000 PM EDT for northern
Delaware...northeastern Maryland...southern New Jersey...and
southeastern Pennsylvania.
LAT...LON 3974 7576 3970 7553 3963 7561 3959 7560
3967 7551 3970 7550 3965 7521 3933 7532
3935 7534 3934 7537 3938 7540 3940 7545
3945 7548 3939 7553 3950 7578 3972 7579
TIME...MOT...LOC 2235Z 288DEG 32KT 3959 7560
$$
DEC003-NJC011-033-282315-
/O.CON.KPHI.SV.W.0062.000000T0000Z-190528T2315Z/
New Castle DE-Cumberland NJ-Salem NJ-
636 PM EDT Tue May 28 2019
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM EDT
FOR WESTERN NEW CASTLE...NORTHWESTERN CUMBERLAND AND SALEM
COUNTIES...
At 635 PM EDT, a severe thunderstorm was located over Delaware City,
or 10 miles southeast of Newark, moving east at 35 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor damage to vehicles is possible. Wind damage to roofs,
siding, trees, and power lines is possible.
Locations impacted include...
Newark, Middletown, Pennsville, Carneys Point, New Castle, Salem,
Woodstown, Alloway, Quinton, Delaware City, Newport, Greenwich,
Shiloh, Stanton, Glasgow, Bear, Hancocks Bridge, Newport Meadows,
Port Penn and Wilmington Manor.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A tornado watch remains in effect until 1000 PM EDT for northern
Delaware...northeastern Maryland...southern New Jersey...and
southeastern Pennsylvania.
A tornado watch remains in effect for the warned area. Tornadoes can
develop quickly from severe thunderstorms. Although a tornado is not
immediately likely, if one is spotted act quickly and move to a place
of safety inside a sturdy structure, such as a basement or small
interior room.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3974 7576 3970 7553 3963 7561 3959 7560
3967 7551 3970 7550 3965 7521 3933 7532
3935 7534 3934 7537 3938 7540 3940 7545
3945 7548 3939 7553 3950 7578 3972 7579
TIME...MOT...LOC 2235Z 288DEG 32KT 3959 7560
HAIL...1.00IN
WIND...60MPH
$$
IovinoThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 28, 9:17 AM EDT | Special Marine Warning | PHI | 58 min | |
| May 28, 9:31 AM EDT | Special Weather Statement | PHI | Cape May | 44 min |
| May 28, 6:04 PM EDT | Special Weather Statement | PHI | Salem | 41 min |
| May 28, 6:13 PM EDT | Special Marine Warning | PHI | 62 min | |
| May 28, 6:52 PM EDT | Severe Thunderstorm Warning | PHI | Camden, Gloucester, Salem | 38 min |
| May 28, 6:59 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Cumberland, Gloucester, Salem | 61 min |
| May 28, 7:20 PM EDT | Severe Thunderstorm Warning | PHI | Cumberland, Salem | 40 min |
| May 28, 7:39 PM EDT | Severe Thunderstorm Warning | PHI | Morris, Sussex, Warren | 66 min |
| May 28, 7:53 PM EDT | Severe Thunderstorm Warning | PHI | Cape May, Cumberland, Salem | 52 min |
| May 28, 7:55 PM EDT | Areal Flood Advisory | PHI | Cumberland, Salem | 2 hr |
| May 28, 7:59 PM EDT | Areal Flood Advisory | PHI | Morris, Sussex, Warren | 2 hr |
| May 28, 7:59 PM EDT | Tornado Warning | PHI | Cumberland | 31 min |
| May 28, 7:50 AM EDT | Severe Thunderstorm Warning | PHI | Caroline, Kent, Queen Anne's, Talbot | 40 min |
| May 28, 8:28 AM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's, Talbot | 47 min |
| May 28, 5:09 PM EDT | Special Weather Statement | PHI | Cecil | 51 min |
| May 28, 5:14 PM EDT | Severe Thunderstorm Warning | PHI | Cecil | 46 min |
| May 28, 6:14 PM EDT | Areal Flood Advisory | PHI | Cecil | 4 hr |
| May 28, 4:27 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 63 min |
| May 28, 4:56 PM EDT | Special Weather Statement | PHI | Chester | 49 min |
| May 28, 5:08 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 67 min |
| May 28, 5:22 PM EDT | Tornado Warning | PHI | Berks | 23 min |
| May 28, 5:36 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 39 min |
| May 28, 5:45 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Chester | 45 min |
| May 28, 6:03 PM EDT | Areal Flood Advisory | PHI | Berks | 2 hr |
| May 28, 6:09 PM EDT | Tornado Warning | PHI | Chester | 36 min |
| May 28, 6:16 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Lehigh, Montgomery | 44 min |
| May 28, 6:24 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Chester, Delaware | 48 min |
| May 28, 6:41 PM EDT | Severe Thunderstorm Warning | PHI | Monroe | 64 min |
| May 28, 7:00 PM EDT | Areal Flood Advisory | PHI | Delaware, Philadelphia | 3 hr |
| May 28, 7:42 PM EDT | Severe Thunderstorm Warning | PHI | Monroe | 63 min |
| May 28, 9:13 AM EDT | Severe Thunderstorm Warning | PHI | Kent, Sussex | 47 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2019Severe Thunderstorm Warnings in Maryland, 2019Severe Thunderstorm Warnings in Pennsylvania, 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.