Alert archive / New Jersey / Severe Thunderstorm Warnings in 2025

Severe Thunderstorm Warning 87, NWS Philadelphia/Mount Holly

June 25, 2025Cape May County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 25, 2025, 5:55 PM EDT for Cape May County, New Jersey. It was in force for 52 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
Jun 25, 2025, 5:55 PM EDT (21:55 UTC)
Expired
Jun 25, 2025, 6:47 PM EDT
In force
52 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Cape May County, NJ

The radar

The Dover AFB radar (KDOX), 69 km from the middle of the area, began a volume at 21:56 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 12:00Z, 9.9 hours before the alert went out and 151 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-pSkew-T log-p diagram, Wallops Is Stn, VA at 12:00Z on 2025-06-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1193 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Wallops Is Stn, VA at 12:00Z on 2025-06-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -18 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
1193 J/kg
Mixed-layer CIN
-31 J/kg
Mixed-layer LCL
1851 m above ground
0-6 km bulk shear
2 kt
0-1 km storm-relative helicity
-18 m²/s²
0-3 km storm-relative helicity
-35 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

737 
WUUS51 KPHI 252155
SVRPHI
NJC009-252300-
/O.NEW.KPHI.SV.W.0087.250625T2155Z-250625T2300Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
555 PM EDT Wed Jun 25 2025

The National Weather Service in Mount Holly NJ has issued a

* Severe Thunderstorm Warning for...
  Northern Cape May County in southern New Jersey...

* Until 700 PM EDT.

* At 555 PM EDT, a severe thunderstorm was located over Woodbine, or
  12 miles west of Ocean City, moving southeast at 5 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...
  Ocean City, Woodbine, Sea Isle City, Avalon, Stone Harbor,
  Belleplain Forest, Dennisville, Strathmere, Seaville, Eldora, and
  Cape May Court House.

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 3921 7491 3930 7485 3925 7459 3904 7475
TIME...MOT...LOC 2155Z 305DEG 6KT 3924 7483 

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

$$

Staarmann
3 follow-up statements
064 
WWUS51 KPHI 252214
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
614 PM EDT Wed Jun 25 2025

NJC009-252300-
/O.CON.KPHI.SV.W.0087.000000T0000Z-250625T2300Z/
Cape May NJ-
614 PM EDT Wed Jun 25 2025

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM EDT
FOR NORTHERN CAPE MAY COUNTY...

At 614 PM EDT, a severe thunderstorm was located over Woodbine, or 11
miles west of Ocean City, and is nearly stationary.

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...
Ocean City, Woodbine, Sea Isle City, Avalon, Belleplain Forest,
Dennisville, Strathmere, Seaville, and Eldora.

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 3921 7491 3930 7485 3925 7459 3907 7473
TIME...MOT...LOC 2214Z 295DEG 3KT 3924 7482 

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

$$

Staarmann
381 
WWUS51 KPHI 252233
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
633 PM EDT Wed Jun 25 2025

NJC009-252300-
/O.CON.KPHI.SV.W.0087.000000T0000Z-250625T2300Z/
Cape May NJ-
633 PM EDT Wed Jun 25 2025

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM EDT
FOR NORTHWESTERN CAPE MAY COUNTY...

At 632 PM EDT, a severe thunderstorm was located over Woodbine, or 9
miles west of Ocean City, moving southeast at 5 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...
Woodbine, Belleplain Forest, Seaville, and Dennisville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3914 7475 3924 7489 3930 7485 3927 7468
      3926 7467
TIME...MOT...LOC 2232Z 294DEG 5KT 3926 7478 

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

$$

Staarmann
475 
WWUS51 KPHI 252247
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
647 PM EDT Wed Jun 25 2025

NJC009-252257-
/O.CAN.KPHI.SV.W.0087.000000T0000Z-250625T2300Z/
Cape May NJ-
647 PM EDT Wed Jun 25 2025

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN CAPE MAY COUNTY
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 are
still possible with this thunderstorm.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Mount Holly NJ.

LAT...LON 3914 7475 3924 7489 3930 7485 3927 7468
      3926 7467
TIME...MOT...LOC 2243Z 305DEG 6KT 3925 7475 

$$

Staarmann

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 25, 7:54 PM EDTSevere Thunderstorm WarningPHICamden, Gloucester26 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 2025Every severe thunderstorm warning in 2025

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.