Alert archive / New Jersey / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 3, NWS Philadelphia/Mount Holly

February 21, 2023Ocean County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Feb 21, 2023, 4:42 PM EST for Ocean County, New Jersey. It was in force for 27 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
Feb 21, 2023, 4:42 PM EST (21:42 UTC)
Expired
Feb 21, 2023, 5:09 PM EST
In force
27 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Ocean County, NJ

The radar

The Philadelphia radar (KDIX), 28 km from the middle of the area, began a volume at 21:44 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

TimeReportWhereRemark
Feb 21, 4:55 PM ESTHAIL 11 Nne Toms River, NJPUBLIC REPORTED QUARTER SIZE HAIL IN TOMS RIVER.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 9.7 hours before the alert went out and 141 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 2023-02-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2023-02-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 10 square meters per square second.1939587897117136Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
565 m above ground
0-6 km bulk shear
67 kt
0-1 km storm-relative helicity
10 m²/s²
0-3 km storm-relative helicity
148 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

335 
WUUS51 KPHI 212142
SVRPHI
NJC029-212230-
/O.NEW.KPHI.SV.W.0003.230221T2142Z-230221T2230Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
442 PM EST Tue Feb 21 2023

The National Weather Service in Mount Holly NJ has issued a

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

* Until 530 PM EST.

* At 442 PM EST, severe thunderstorms were located along a line
  extending from Leisure Village East to Lakehurst, moving southeast
  at 25 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...
  Toms River, Lakewood, Beachwood, Point Pleasant Beach, Seaside
  Heights, Lakehurst, Mantoloking, Leisure Village, Dover Beaches
  North, Holiday City South, Pleasant Plains, Cedar Glen West,
  Leisure Village East, Dover Beaches South, Holiday City-Berkeley,
  Brick Township, Pine Ridge At Crestwood, Leisure Village West-Pine
  Lake Park, Ramtown and Point Pleasant.

This includes Garden State Parkway between mile markers 76 and 94.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4007 7397 3974 7397 3972 7403 3999 7440
      4011 7416 4010 7415 4012 7413 4009 7408
      4010 7406
TIME...MOT...LOC 2142Z 300DEG 21KT 4006 7415 3999 7431 

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

$$

Hoeflich
2 follow-up statements
138 
WWUS51 KPHI 212158
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
458 PM EST Tue Feb 21 2023

NJC029-212230-
/O.CON.KPHI.SV.W.0003.000000T0000Z-230221T2230Z/
Ocean NJ-
458 PM EST Tue Feb 21 2023

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM EST
FOR EAST CENTRAL OCEAN COUNTY...

At 458 PM EST, severe thunderstorms were located along a line
extending from 9 miles east of Mantoloking to Whiting, moving
southeast at 30 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...
Toms River, Beachwood, Seaside Heights, Holiday City-Berkeley, Dover
Beaches North, Holiday City South, Pleasant Plains, Pine Ridge At
Crestwood, Dover Beaches South, Leisure Village West-Pine Lake Park,
South Toms River, Island Heights, Silver Ridge, Gilford Park, Holiday
City, Holiday Heights and Crestwood Village.

This includes Garden State Parkway between mile markers 75 and 85.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4003 7397 3976 7397 3975 7408 3998 7438
TIME...MOT...LOC 2158Z 296DEG 24KT 4002 7388 3996 7436 

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

$$

Hoeflich
802 
WWUS51 KPHI 212209
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
509 PM EST Tue Feb 21 2023

NJC029-212219-
/O.CAN.KPHI.SV.W.0003.000000T0000Z-230221T2230Z/
Ocean NJ-
509 PM EST Tue Feb 21 2023

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL OCEAN COUNTY IS
CANCELLED...
    
The storms which prompted the warning have weakened below severe
limits, and have exited the warned area. Therefore, the warning has
been cancelled.

LAT...LON 4003 7397 3976 7397 3975 7408 3998 7438
TIME...MOT...LOC 2208Z 300DEG 21KT 3999 7381 3993 7429 

$$
Hoeflich

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 21, 1:59 PM ESTSpecial Weather StatementPHISalem31 min
Feb 21, 2:02 PM ESTSpecial Marine WarningPHI58 min
Feb 21, 2:21 PM ESTSpecial Weather StatementPHICumberland39 min
Feb 21, 2:30 PM ESTSpecial Weather StatementPHIAtlantic, Cumberland45 min
Feb 21, 2:39 PM ESTSpecial Marine WarningPHI66 min
Feb 21, 2:47 PM ESTSpecial Weather StatementPHIHunterdon43 min
Feb 21, 2:48 PM ESTSpecial Weather StatementPHIBurlington, Ocean27 min
Feb 21, 2:56 PM ESTSpecial Marine WarningPHI53 min
Feb 21, 3:02 PM ESTSpecial Weather StatementPHICape May28 min
Feb 21, 3:15 PM ESTSevere Thunderstorm WarningPHIHunterdon, Mercer, Middlesex, Somerset45 min
Feb 21, 3:40 PM ESTTornado WarningPHIMercer, Middlesex, Monmouth22 min
Feb 21, 4:00 PM ESTSevere Thunderstorm WarningPHIMonmouth13 min
Feb 21, 4:12 PM ESTSpecial Weather StatementPHISussex, Warren33 min
Feb 21, 4:17 PM ESTSpecial Marine WarningPHI58 min
Feb 21, 4:52 PM ESTSpecial Weather StatementPHIMorris23 min
Feb 21, 4:53 PM ESTSpecial Marine WarningPHI54 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 2023Every severe thunderstorm warning in 2023

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.