Alert archive / New Jersey / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 144, NWS Philadelphia/Mount Holly

July 28, 2022Burlington County, Camden County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 28, 2022, 9:04 PM EDT for Burlington County, Camden County, New Jersey. It was in force for 24 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 28, 2022, 9:04 PM EDT (01:04 UTC)
Expired: Jul 28, 2022, 9:28 PM EDT
In force: 24 min
Issued by: NWS Philadelphia/Mount Holly
Area: Storm-based polygon
Tornado: Possible
Hail: 0.75 in
Wind: 60.0 mph

Counties Burlington County, NJ, Camden County, NJ

The radar

The Philadelphia radar (KDIX), 29 km from the middle of the area, began a volume at 01:06 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

Wallops Is Stn, VA (KWAL), launched 00:00Z, 1.1 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 2564 J/kg
Mixed-layer CIN: -9 J/kg
Mixed-layer LCL: 967 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 53 m²/s²
0-3 km storm-relative helicity: 144 m²/s²
Significant tornado parameter: 1.1
Supercell composite: 7.4

Open this sounding in Storm Lab

The text

As transmitted.

044 
WUUS51 KPHI 290104
SVRPHI
NJC005-007-290145-
/O.NEW.KPHI.SV.W.0144.220729T0104Z-220729T0145Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
904 PM EDT Thu Jul 28 2022

The National Weather Service in Mount Holly NJ has issued a

* Severe Thunderstorm Warning for...
  Central Camden County in southern New Jersey...
  Central Burlington County in southern New Jersey...

* Until 945 PM EDT.

* At 904 PM EDT, a severe thunderstorm was located over Evesham, or
  10 miles east of Camden, moving southeast at 35 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Damage to roofs, siding, trees, and power lines is 
           possible.

* Locations impacted include...
  Evesham, Mount Laurel, Voorhees, Medford, Tabernacle, Shamong,
  Springdale, Wharton State Forest, Atsion, Greentree, Marlton,
  Leisuretowne, Chatsworth, Ramblewood, Medford Lakes and
  Moorestown-Lenola.

This includes Interstate 295 in New Jersey between mile markers 39
and 42.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3962 7456 3973 7473 3973 7475 3986 7498
      3999 7492 3985 7443 3982 7442
TIME...MOT...LOC 0104Z 297DEG 29KT 3989 7491 

TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

RCM

2 follow-up statements

971 
WWUS51 KPHI 290122
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
922 PM EDT Thu Jul 28 2022

NJC005-007-290145-
/O.CON.KPHI.SV.W.0144.000000T0000Z-220729T0145Z/
Camden NJ-Burlington NJ-
922 PM EDT Thu Jul 28 2022

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM EDT
FOR EAST CENTRAL CAMDEN AND CENTRAL BURLINGTON COUNTIES...

At 922 PM EDT, a severe thunderstorm was located over Tabernacle, or
20 miles east of Gloucester City, moving southeast at 35 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Damage to roofs, siding, trees, and power lines is 
         possible.

Locations impacted include...
Medford, Tabernacle, Shamong, Wharton State Forest, Atsion,
Leisuretowne, Chatsworth and Medford Lakes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3962 7456 3973 7473 3973 7475 3981 7488
      3996 7483 3985 7443 3982 7442
TIME...MOT...LOC 0122Z 297DEG 29KT 3982 7474 

TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

RCM

246 
WWUS51 KPHI 290128
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
928 PM EDT Thu Jul 28 2022

NJC005-007-290138-
/O.CAN.KPHI.SV.W.0144.000000T0000Z-220729T0145Z/
Camden NJ-Burlington NJ-
928 PM EDT Thu Jul 28 2022

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL CAMDEN AND
CENTRAL BURLINGTON 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 and
heavy rain are still possible with this thunderstorm.

LAT...LON 3962 7456 3973 7473 3973 7475 3981 7488
      3996 7483 3985 7443 3982 7442
TIME...MOT...LOC 0124Z 297DEG 29KT 3980 7468 

$$

RCM

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 28, 8:07 PM EDT	Severe Thunderstorm Warning	PHI	Burlington, Camden, Gloucester, Salem	53 min
Jul 28, 8:44 PM EDT	Areal Flood Advisory	PHI	Burlington, Camden, Gloucester, Salem	2 hr
Jul 28, 8:54 PM EDT	Special Weather Statement	PHI	Camden, Gloucester, Salem	36 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 2022 Every severe thunderstorm warning in 2022

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.