Alert archive / New Jersey / Severe Thunderstorm Warnings in 2024

Severe Thunderstorm Warning 50, NWS Philadelphia/Mount Holly

June 23, 20245 counties in New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 23, 2024, 7:13 PM EDT for 5 counties in New Jersey. It was in force for 62 min. 2 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: Jun 23, 2024, 7:13 PM EDT (23:13 UTC)
Expired: Jun 23, 2024, 8:15 PM EDT
In force: 62 min
Issued by: NWS Philadelphia/Mount Holly
Area: Storm-based polygon
Damage threat: Considerable
Hail: 1.0 in
Wind: 70.0 mph

Counties Atlantic County, NJ, Burlington County, NJ, Camden County, NJ, Gloucester County, NJ, Ocean County, NJ

The radar

The Philadelphia radar (KDIX), 32 km from the middle of the area, began a volume at 23:14 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 23, 7:29 PM EDT	MARINE TSTM WIND 40	1 S Island Beach State, NJ	Wunderground station KNJBERKE13.
Jun 23, 7:39 PM EDT	TSTM WND DMG	4 Ese Batsto, NJ	Report of Wires down along Route 563 in Washington Township, 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
Jun 23, 4:33 PM EDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 11.2 hours before the alert went out and 193 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: 414 J/kg
Mixed-layer CIN: -150 J/kg
Mixed-layer LCL: 814 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 89 m²/s²
0-3 km storm-relative helicity: 88 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.2

Open this sounding in Storm Lab

The text

As transmitted.

337 
WUUS51 KPHI 232313
SVRPHI
NJC001-005-007-015-029-240015-
/O.NEW.KPHI.SV.W.0050.240623T2313Z-240624T0015Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
713 PM EDT Sun Jun 23 2024

The National Weather Service in Mount Holly NJ has issued a

* Severe Thunderstorm Warning for...
  Northern Atlantic County in southern New Jersey...
  Southeastern Ocean County in southern New Jersey...
  Southeastern Camden County in southern New Jersey...
  Southeastern Gloucester County in southern New Jersey...
  Southeastern Burlington County in southern New Jersey...

* Until 815 PM EDT.

* At 713 PM EDT, a severe thunderstorm was located near Hammonton, or
  20 miles northeast of Vineland, moving east at 45 mph.

  HAZARD...70 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Minor damage to vehicles is possible. Expect considerable 
           tree damage. Wind damage is also likely to mobile homes, 
           roofs, and outbuildings.

* Locations impacted include...
  Barnegat, Hammonton, Shamong, Egg Harbor City, Tuckerton, Seaside
  Heights, Chesilhurst, Surf City, Port Republic, Elwood-Magnolia,
  Atsion, Wading River, Warren Grove, Chatsworth, Wharton State
  Forest, Brookville, Bass River State Forest, Batsto, Old Halfway,
  and New Gretna.

This includes the following highways...
 Garden State Parkway between mile markers 44 and 78.
 Atlantic City Expressway between mile markers 19 and 33.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

In addition to large hail and damaging winds, frequent cloud to
ground lightning is occurring with this storm. Move indoors
immediately. Remember, if you can hear thunder, you are close enough
to be struck by lightning.

&&

LAT...LON 3956 7492 3977 7488 3995 7402 3975 7406
      3946 7429
TIME...MOT...LOC 2313Z 265DEG 38KT 3967 7471 

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH

$$

Staarmann

3 follow-up statements

155 
WWUS51 KPHI 232331
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
731 PM EDT Sun Jun 23 2024

NJC007-015-232341-
/O.CAN.KPHI.SV.W.0050.000000T0000Z-240624T0015Z/
Camden NJ-Gloucester NJ-
731 PM EDT Sun Jun 23 2024

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN CAMDEN AND
SOUTHEASTERN GLOUCESTER 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 1000 PM EDT for
southern New Jersey.

LAT...LON 3955 7468 3964 7477 3981 7469 3995 7402
      3975 7406 3946 7429
TIME...MOT...LOC 2331Z 265DEG 38KT 3969 7446 

$$

NJC001-005-029-240015-
/O.CON.KPHI.SV.W.0050.000000T0000Z-240624T0015Z/
Atlantic NJ-Ocean NJ-Burlington NJ-
731 PM EDT Sun Jun 23 2024

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM EDT
FOR NORTHEASTERN ATLANTIC...SOUTHEASTERN OCEAN AND SOUTHEASTERN
BURLINGTON COUNTIES...

At 731 PM EDT, a severe thunderstorm was located near Penn State
Forest, or 21 miles north of Atlantic City, moving east at 45 mph.

HAZARD...70 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Minor damage to vehicles is possible. Expect considerable 
         tree damage. Wind damage is also likely to mobile homes, 
         roofs, and outbuildings.

Locations impacted include...
Barnegat, Hammonton, Egg Harbor City, Tuckerton, Seaside Heights,
Surf City, Port Republic, Wharton State Forest, Wading River,
Brookville, Warren Grove, Bass River State Forest, Batsto,
Chatsworth, Old Halfway, New Gretna, Penn State Forest, Beach Haven
West, Elwood-Magnolia, and Mystic Island.

This includes Garden State Parkway between mile markers 45 and 78.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Frequent cloud to ground lightning is occurring with this storm. Move
indoors immediately. Lightning is one of nature's leading killers.
Remember, if you can hear thunder, you are close enough to be struck
by lightning.

&&

LAT...LON 3955 7468 3964 7477 3981 7469 3995 7402
      3975 7406 3946 7429
TIME...MOT...LOC 2331Z 265DEG 38KT 3969 7446 

THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH

$$

Staarmann

705 
WWUS51 KPHI 232352
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
752 PM EDT Sun Jun 23 2024

NJC001-005-029-240015-
/O.CON.KPHI.SV.W.0050.000000T0000Z-240624T0015Z/
Atlantic NJ-Ocean NJ-Burlington NJ-
752 PM EDT Sun Jun 23 2024

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM EDT
FOR CENTRAL ATLANTIC...SOUTHEASTERN OCEAN AND SOUTHEASTERN BURLINGTON
COUNTIES...

At 752 PM EDT, severe thunderstorms were located along a line
extending from near Beachwood to near Surf City to New Gretna, moving
east at 45 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...
Barnegat, Egg Harbor City, Tuckerton, Seaside Heights, Surf City,
Port Republic, Wading River, Brookville, Warren Grove, Bass River
State Forest, Batsto, New Gretna, Penn State Forest, Beach Haven
West, Elwood-Magnolia, Mystic Island, Ocean Acres, Manahawkin, and
Waretown.

This includes Garden State Parkway between mile markers 45 and 78.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Frequent cloud to ground lightning is occurring with this storm, and
the storm will affect the beaches. For your safety, immediately move
off the beach and seek shelter indoors.

&&

LAT...LON 3975 7406 3946 7429 3955 7468 3961 7473
      3987 7441 3995 7402
TIME...MOT...LOC 2352Z 264DEG 39KT 3990 7418 3970 7416 3959 7445 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Staarmann

093 
WWUS51 KPHI 240010
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
810 PM EDT Sun Jun 23 2024

NJC001-005-029-240020-
/O.EXP.KPHI.SV.W.0050.000000T0000Z-240624T0015Z/
Atlantic NJ-Ocean NJ-Burlington NJ-
810 PM EDT Sun Jun 23 2024

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL ATLANTIC...
SOUTHEASTERN OCEAN AND SOUTHEASTERN BURLINGTON COUNTIES WILL EXPIRE
AT 815 PM EDT...

The storms which prompted the warning have moved out of the warned 
area offshore. Therefore, the warning will be allowed to expire. 
However gusty winds and heavy rain are still possible with these 
thunderstorms.

A Severe Thunderstorm Watch remains in effect until 1000 PM EDT for
southern New Jersey.

LAT...LON 3975 7406 3946 7429 3955 7468 3961 7473
      3987 7441 3995 7402
TIME...MOT...LOC 0010Z 265DEG 38KT 3991 7397 3971 7395 3960 7424 

$$

Staarmann

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 22, 8:49 PM EDT	Severe Thunderstorm Warning	PHI	Hunterdon, Warren	26 min
Jun 22, 8:55 PM EDT	Flash Flood Warning	PHI	Hunterdon, Warren	4 hr
Jun 23, 3:16 AM EDT	Rip Current Statement	PHI	Atlantic, Cape May, Ocean	17 hr
Jun 23, 4:48 PM EDT	Severe Thunderstorm Warning	PHI	Salem	42 min
Jun 23, 5:22 PM EDT	Severe Thunderstorm Warning	PHI	Camden, Gloucester, Salem	53 min
Jun 23, 5:52 PM EDT	Special Marine Warning	PHI		53 min
Jun 23, 5:56 PM EDT	Severe Thunderstorm Warning	PHI	Atlantic, Burlington, Camden, Gloucester	49 min
Jun 23, 6:03 PM EDT	Severe Thunderstorm Warning	PHI	Gloucester, Salem	42 min
Jun 23, 6:32 PM EDT	Severe Thunderstorm Warning	PHI	Atlantic, Burlington, Camden, Mercer, Middlesex, Monmouth and 1 more	58 min
Jun 23, 6:35 PM EDT	Special Marine Warning	PHI		115 min
Jun 23, 6:36 PM EDT	Special Marine Warning	PHI		114 min
Jun 23, 6:39 PM EDT	Severe Thunderstorm Warning	PHI	Atlantic, Burlington, Camden, Gloucester, Salem	51 min
Jun 23, 7:14 PM EDT	Special Marine Warning	PHI		2 hr
Jun 23, 7:24 PM EDT	Severe Thunderstorm Warning	PHI	Burlington, Camden, Gloucester, Salem	51 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 2024 Every severe thunderstorm warning in 2024

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.