Alert archive / New Jersey / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 19, NWS Philadelphia/Mount Holly

April 14, 2022Morris County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Apr 14, 2022, 4:16 PM EDT for Morris County, New Jersey. It was in force for 44 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
Apr 14, 2022, 4:16 PM EDT (20:16 UTC)
Expired
Apr 14, 2022, 5:00 PM EDT
In force
44 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

County Morris County, NJ

The radar

The Philadelphia radar (KDIX), 105 km from the middle of the area, began a volume at 20:17 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
Apr 14, 4:38 PM EDTHAIL 0.25Whippany, NJTIME ESTIMATED FROM RADAR.

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

The nearest sounding before it

Washington/Dulle, VA (KIAD), launched 12:00Z, 8.3 hours before the alert went out and 336 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, Washington/Dulle, VA at 12:00Z on 2022-04-14Temperature 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, Washington/Dulle, VA at 12:00Z on 2022-04-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 112 square meters per square second.193958Sfc1 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
1433 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
112 m²/s²
0-3 km storm-relative helicity
12 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

913 
WUUS51 KPHI 142016
SVRPHI
NJC027-142100-
/O.NEW.KPHI.SV.W.0019.220414T2016Z-220414T2100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
416 PM EDT Thu Apr 14 2022

The National Weather Service in Mount Holly NJ has issued a

* Severe Thunderstorm Warning for...
  Central Morris County in northern New Jersey...

* Until 500 PM EDT.

* At 415 PM EDT, a severe thunderstorm was located over Chester, or 9
  miles west of Morristown, moving east at 30 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Morristown, Dover, Madison, Florham Park, East Hanover, Lincoln
  Park, Kinnelon, Boonton, Butler, Wharton, Rockaway, Morris Plains,
  Mendham, Mountain Lakes, Riverdale, Chester, Victory Gardens,
  Succasunna, Succasunna-Kenvil and Parsippany.

This includes the following highways...
 Interstate 80 in New Jersey between mile markers 35 and 48.
 Interstate 287 in New Jersey between mile markers 33 and 54.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

In addition to damaging winds, 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 4091 7434 4088 7434 4086 7432 4082 7434
      4078 7437 4073 7470 4083 7474 4101 7435
      4100 7430 4097 7428 4092 7429 4091 7427
      4090 7427
TIME...MOT...LOC 2015Z 247DEG 28KT 4079 7466 

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

$$

Gorse
4 follow-up statements
033 
WWUS51 KPHI 142029
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
429 PM EDT Thu Apr 14 2022

NJC027-142100-
/O.CON.KPHI.SV.W.0019.000000T0000Z-220414T2100Z/
Morris NJ-
429 PM EDT Thu Apr 14 2022

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM EDT
FOR EAST CENTRAL MORRIS COUNTY...

At 429 PM EDT, a severe thunderstorm was located over Morris Plains,
or near Morristown, moving northeast at 30 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

Locations impacted include...
Morristown, Dover, East Hanover, Lincoln Park, Kinnelon, Boonton,
Butler, Wharton, Rockaway, Morris Plains, Mendham, Mountain Lakes,
Riverdale, Victory Gardens, Succasunna, Succasunna-Kenvil,
Parsippany, Pequannock Township, White Meadow Lake and Hanover
Township.

This includes the following highways...
 Interstate 80 in New Jersey between mile markers 35 and 48.
 Interstate 287 in New Jersey between mile markers 36 and 54.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4091 7434 4088 7434 4086 7432 4082 7434
      4080 7437 4077 7457 4079 7466 4086 7468
      4101 7435 4100 7430 4097 7428 4092 7429
      4091 7427 4090 7427
TIME...MOT...LOC 2029Z 247DEG 28KT 4083 7452 

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

$$

BAH
428 
WWUS51 KPHI 142037
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
437 PM EDT Thu Apr 14 2022

NJC027-142100-
/O.CON.KPHI.SV.W.0019.000000T0000Z-220414T2100Z/
Morris NJ-
437 PM EDT Thu Apr 14 2022

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM EDT
FOR EAST CENTRAL MORRIS COUNTY...

At 437 PM EDT, a severe thunderstorm was located over Parsippany, or
near Morristown, moving northeast at 30 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

Locations impacted include...
Morristown, Dover, East Hanover, Lincoln Park, Kinnelon, Boonton,
Butler, Rockaway, Morris Plains, Mountain Lakes, Riverdale, Victory
Gardens, Parsippany, Pequannock Township, White Meadow Lake and
Hanover Township.

This includes the following highways...
 Interstate 80 in New Jersey between mile markers 36 and 48.
 Interstate 287 in New Jersey between mile markers 36 and 54.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4091 7434 4088 7434 4086 7432 4082 7434
      4080 7437 4078 7449 4084 7456 4091 7455
      4101 7435 4100 7430 4097 7428 4092 7429
      4091 7427 4090 7427
TIME...MOT...LOC 2037Z 247DEG 28KT 4086 7444 

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

$$

BAH
807 
WWUS51 KPHI 142046
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
446 PM EDT Thu Apr 14 2022

NJC027-142100-
/O.CON.KPHI.SV.W.0019.000000T0000Z-220414T2100Z/
Morris NJ-
446 PM EDT Thu Apr 14 2022

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM EDT
FOR EAST CENTRAL MORRIS COUNTY...

At 446 PM EDT, a severe thunderstorm was located over East Hanover,
or near Caldwell, moving east at 30 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

Locations impacted include...
East Hanover, Lincoln Park, Boonton, Mountain Lakes and Parsippany. 

This includes the following highways...
 Interstate 80 in New Jersey between mile markers 42 and 48.
 Interstate 287 in New Jersey between mile markers 41 and 49.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4091 7434 4088 7434 4086 7432 4082 7434
      4080 7437 4080 7440 4087 7446 4093 7443
      4094 7434 4094 7429 4092 7429 4091 7427
      4090 7427
TIME...MOT...LOC 2046Z 252DEG 27KT 4084 7436 

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

$$

BAH
318 
WWUS51 KPHI 142057
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
457 PM EDT Thu Apr 14 2022

NJC027-142107-
/O.EXP.KPHI.SV.W.0019.000000T0000Z-220414T2100Z/
Morris NJ-
457 PM EDT Thu Apr 14 2022

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL MORRIS COUNTY
WILL EXPIRE AT 500 PM EDT...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

LAT...LON 4091 7434 4088 7434 4086 7432 4082 7434
      4080 7437 4080 7440 4087 7446 4093 7443
      4094 7434 4094 7429 4092 7429 4091 7427
      4090 7427
TIME...MOT...LOC 2057Z 247DEG 28KT 4087 7428 

$$

BAH

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 14, 3:28 PM EDTSpecial Weather StatementPHIWarren32 min
Apr 14, 4:10 PM EDTSpecial Weather StatementPHIMorris35 min
Apr 14, 4:42 PM EDTSevere Thunderstorm WarningPHIGloucester, Salem48 min
Apr 14, 5:19 PM EDTSpecial Marine WarningPHI56 min
Apr 14, 5:30 PM EDTSevere Thunderstorm WarningPHIBurlington, Camden, Gloucester45 min
Apr 14, 5:32 PM EDTSevere Thunderstorm WarningPHIHunterdon, Mercer, Middlesex, Somerset43 min
Apr 14, 5:46 PM EDTSpecial Marine WarningPHI59 min
Apr 14, 5:56 PM EDTSpecial Marine WarningPHI52 min
Apr 14, 5:59 PM EDTSevere Thunderstorm WarningPHIBurlington, Ocean46 min
Apr 14, 6:10 PM EDTSpecial Marine WarningPHI20 min
Apr 14, 6:35 PM EDTSpecial Marine WarningPHI27 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 2022Every 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.