Alert archive / New Jersey / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 43, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 3, 2021, 7:07 PM EDT for 8 counties in New Jersey. It was in force for 38 min. 1 report 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 3, 2021, 7:07 PM EDT (23:07 UTC)
- Expired
- Jun 3, 2021, 7:45 PM EDT
- In force
- 38 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Atlantic County, NJ, Burlington County, NJ, Camden County, NJ, Cape May County, NJ, Cumberland County, NJ, Gloucester County, NJ, Ocean County, NJ, Salem County, NJ
The radar
The Philadelphia radar (KDIX), 67 km from the middle of the area, began a volume at 23:08 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 3, 7:12 PM EDT | TSTM WND DMG | 2 N Northfield, NJ | SOCIAL MEDIA AND UTILITY REPORTS OF DOWNED POWER LINES AND NUMEROUS POWER OUTAGES IN EGG HARBOR TWP AND VICINITY. TIME BASED ON RADAR AND DISPATCH REPORTS. |
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 |
|---|---|---|---|
| Jun 3, 2:48 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Wallops Is Stn, VA (KWAL), launched 12:00Z, 11.1 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
- 126 J/kg
- Mixed-layer CIN
- -67 J/kg
- Mixed-layer LCL
- 573 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 122 m²/s²
- 0-3 km storm-relative helicity
- 139 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
549
WUUS51 KPHI 032307
SVRPHI
NJC001-005-007-009-011-015-029-033-032345-
/O.NEW.KPHI.SV.W.0043.210603T2307Z-210603T2345Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
707 PM EDT Thu Jun 3 2021
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Atlantic County in southern New Jersey...
Northeastern Cumberland County in southern New Jersey...
East central Salem County in southern New Jersey...
South central Ocean County in southern New Jersey...
Southeastern Camden County in southern New Jersey...
Southeastern Gloucester County in southern New Jersey...
Northeastern Cape May County in southern New Jersey...
Southeastern Burlington County in southern New Jersey...
* Until 745 PM EDT.
* At 707 PM EDT, a severe thunderstorm was located near Dorothy, or
12 miles east of Vineland, moving northeast at 70 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...
Vineland, Atlantic City, Millville, Ocean City, Cumberland,
Pleasantville, Hammonton, Somers Point, Ventnor City, Brigantine,
Northfield, Absecon, Berlin, Margate City, Buena, Egg Harbor City,
Laurel Lake, Tuckerton, Weymouth and Estell Manor.
People at the Atlantic County Mega Site should seek safe shelter
immediately!
This includes the following highways...
Garden State Parkway between mile markers 22 and 57.
Atlantic City Expressway between mile markers 0 and 39.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
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 3914 7455 3931 7487 3936 7519 3981 7495
3956 7407
TIME...MOT...LOC 2307Z 214DEG 62KT 3943 7478
HAIL...1.00IN
WIND...60MPH
$$
Davis2 follow-up statements
374
WWUS51 KPHI 032320
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
720 PM EDT Thu Jun 3 2021
NJC009-033-032330-
/O.CAN.KPHI.SV.W.0043.000000T0000Z-210603T2345Z/
Salem NJ-Cape May NJ-
720 PM EDT Thu Jun 3 2021
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL SALEM AND
NORTHEASTERN CAPE MAY COUNTIES IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 900 PM EDT for
southern New Jersey.
LAT...LON 3926 7444 3939 7483 3951 7506 3981 7495
3956 7407
TIME...MOT...LOC 2320Z 214DEG 62KT 3962 7461
$$
NJC001-005-007-011-015-029-032345-
/O.CON.KPHI.SV.W.0043.000000T0000Z-210603T2345Z/
Atlantic NJ-Cumberland NJ-Ocean NJ-Camden NJ-Gloucester NJ-
Burlington NJ-
720 PM EDT Thu Jun 3 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM EDT
FOR ATLANTIC...NORTHEASTERN CUMBERLAND...SOUTH CENTRAL OCEAN...
SOUTHEASTERN CAMDEN...SOUTHEASTERN GLOUCESTER AND SOUTHEASTERN
BURLINGTON COUNTIES...
At 720 PM EDT, a severe thunderstorm was located over Batsto, or 18
miles northwest of Atlantic City, moving northeast at 70 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...
Vineland, Atlantic City, Pleasantville, Hammonton, Somers Point,
Ventnor City, Brigantine, Northfield, Absecon, Berlin, Margate City,
Buena, Egg Harbor City, Tuckerton, Weymouth, Estell Manor,
Chesilhurst, Newfield, Port Republic and Longport.
People at the Atlantic County Mega Site should seek safe shelter
immediately!
This includes the following highways...
Garden State Parkway between mile markers 30 and 57.
Atlantic City Expressway between mile markers 0 and 38.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
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 3926 7444 3939 7483 3951 7506 3981 7495
3956 7407
TIME...MOT...LOC 2320Z 214DEG 62KT 3962 7461
HAIL...0.75IN
WIND...60MPH
$$
Davis462
WWUS51 KPHI 032335
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
735 PM EDT Thu Jun 3 2021
NJC001-005-007-011-015-029-032345-
/O.EXP.KPHI.SV.W.0043.000000T0000Z-210603T2345Z/
Atlantic NJ-Cumberland NJ-Ocean NJ-Camden NJ-Gloucester NJ-
Burlington NJ-
735 PM EDT Thu Jun 3 2021
...THE SEVERE THUNDERSTORM WARNING FOR ATLANTIC...NORTHEASTERN
CUMBERLAND...SOUTH CENTRAL OCEAN...SOUTHEASTERN CAMDEN...SOUTHEASTERN
GLOUCESTER AND SOUTHEASTERN BURLINGTON COUNTIES WILL EXPIRE AT 745 PM
EDT...
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire. However gusty
winds and heavy rain are still possible with this thunderstorm.
A Severe Thunderstorm Watch remains in effect until 900 PM EDT for
southern New Jersey.
LAT...LON 3926 7444 3939 7483 3951 7506 3981 7495
3956 7407
TIME...MOT...LOC 2335Z 214DEG 62KT 3983 7443
$$
DavisThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 3, 9:37 AM EDT | Flash Flood Watch | PHI | Burlington, Camden, Gloucester, Salem | 12 hr |
| Jun 3, 5:55 PM EDT | Special Marine Warning | PHI | 65 min | |
| Jun 3, 6:33 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Cape May, Cumberland, Salem | 42 min |
| Jun 3, 7:09 PM EDT | Flash Flood Warning | PHI | Camden, Gloucester, Salem | 2 hr |
| Jun 3, 7:13 PM EDT | Areal Flood Advisory | PHI | Burlington, Hunterdon, Mercer, Middlesex, Somerset | 3 hr |
| Jun 3, 7:52 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Ocean | 38 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2021Every severe thunderstorm warning in 2021
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.