Alert archive / New Jersey / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 337, NWS Philadelphia/Mount Holly

August 28, 2026Atlantic County, Burlington County, Ocean County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Aug 28, 2026, 2:08 PM EDT for Atlantic County, Burlington County, Ocean 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
Aug 28, 2026, 2:08 PM EDT (18:08 UTC)
Expired
Aug 28, 2026, 3:00 PM EDT
In force
52 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, Ocean County, NJ

The radar

The Philadelphia radar (KDIX), 33 km from the middle of the area, began a volume at 18:08 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.

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 6.1 hours before the alert went out and 178 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, Brookhaven, NY at 12:00Z on 2026-08-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 821 joules per kilogram.LCLLFCEL10008507005003002001001 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, Brookhaven, NY at 12:00Z on 2026-08-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 46 square meters per square second.19395878Sfc1 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
821 J/kg
Mixed-layer CIN
-63 J/kg
Mixed-layer LCL
639 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
46 m²/s²
0-3 km storm-relative helicity
86 m²/s²
Significant tornado parameter
0.2
Supercell composite
2.3

Open this sounding in Storm Lab

The text

As transmitted.

063 
WUUS51 KPHI 281808
SVRPHI
NJC001-005-029-281900-
/O.NEW.KPHI.SV.W.0337.260828T1808Z-260828T1900Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
Issued by National Weather Service New York NY
208 PM EDT Fri Aug 28 2026

The National Weather Service in Mount Holly NJ has issued a

* Severe Thunderstorm Warning for...
  Northeastern Atlantic County in southern New Jersey...
  Southeastern Ocean County in southern New Jersey...
  Southeastern Burlington County in southern New Jersey...

* Until 300 PM EDT.

* At 208 PM EDT, a severe thunderstorm was located over Bass River
  State Forest, or 17 miles north of Atlantic City, moving northeast
  at 20 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Minor hail damage to vehicles is possible. Expect wind 
           damage to trees and power lines.

* Locations impacted include...
  Barnegat, Egg Harbor City, Tuckerton, Surf City, Port Republic,
  Bamber Lake, Wading River, Brookville, Warren Grove, Bass River
  State Forest, Batsto, New Gretna, Penn State Forest, Beach Haven
  West, and Holiday City-Berkeley.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3968 7413 3956 7422 3952 7436 3953 7436
      3953 7439 3951 7439 3947 7452 3965 7468
      3996 7428 3982 7414 3976 7418 3975 7416
      3977 7416 3980 7412 3976 7409
TIME...MOT...LOC 1808Z 243DEG 16KT 3963 7443 

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

$$

PHI
1 follow-up statement
955 
WWUS51 KPHI 281838
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
Issued by National Weather Service New York NY
238 PM EDT Fri Aug 28 2026

NJC001-005-281847-
/O.CAN.KPHI.SV.W.0337.000000T0000Z-260828T1900Z/
Atlantic NJ-Burlington NJ-
238 PM EDT Fri Aug 28 2026

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN ATLANTIC AND
SOUTHEASTERN BURLINGTON COUNTIES IS CANCELLED...

The severe thunderstorm which prompted the warning hasmoved out of 
the warned area. Therefore, the warning has been cancelled.

LAT...LON 3968 7413 3960 7419 3958 7426 3958 7428
      3959 7429 3958 7430 3959 7435 3974 7439
      3977 7439 3984 7442 3996 7428 3982 7414
      3976 7418 3975 7416 3977 7416 3980 7412
      3976 7409
TIME...MOT...LOC 1837Z 243DEG 16KT 3969 7428 

$$

NJC029-281900-
/O.CON.KPHI.SV.W.0337.000000T0000Z-260828T1900Z/
Ocean NJ-
238 PM EDT Fri Aug 28 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 300 PM EDT
FOR CENTRAL OCEAN COUNTY...

At 237 PM EDT, a severe thunderstorm was located over Beach Haven
West, or 21 miles south of Toms River, moving northeast at 20 mph.

HAZARD...60 mph wind gusts and penny size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to trees and power lines.

Locations impacted include...
Barnegat, Tuckerton, Surf City, Bamber Lake, Brookville, Warren
Grove, Beach Haven West, Holiday City-Berkeley, Holiday City South,
Ocean Acres, Manahawkin, Waretown, and Holiday Heights.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3968 7413 3960 7419 3958 7426 3958 7428
      3959 7429 3958 7430 3959 7435 3974 7439
      3977 7439 3984 7442 3996 7428 3982 7414
      3976 7418 3975 7416 3977 7416 3980 7412
      3976 7409
TIME...MOT...LOC 1837Z 243DEG 16KT 3969 7428 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

PHI

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 27, 8:09 PM EDTAreal Flood WarningPHIBurlington, Hunterdon, Mercer, Middlesex, Somerset5 hr
Aug 28, 11:12 AM EDTSpecial Marine WarningPHI63 min
Aug 28, 12:14 PM EDTSpecial Marine WarningPHI61 min
Aug 28, 1:03 PM EDTFlash Flood WarningPHIAtlantic4 hr
Aug 28, 1:32 PM EDTSpecial Marine WarningPHI58 min
Aug 28, 1:48 PM EDTFlash Flood WarningPHIAtlantic, Burlington, Ocean4 hr
Aug 28, 2:02 PM EDTSpecial Marine WarningPHI58 min
Aug 28, 2:11 PM EDTSpecial Marine WarningPHI64 min
Aug 28, 2:44 PM EDTSevere Thunderstorm WarningPHIOcean31 min
Aug 28, 2:58 PM EDTFlash Flood WarningPHIOcean3 hr
Aug 28, 3:10 PM EDTSpecial Marine WarningPHI95 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 2026Every severe thunderstorm warning in 2026

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.