Alert archive / New Jersey / Tornado Warnings in 2019

Tornado Warning 10, NWS Philadelphia/Mount Holly

May 23, 2019Sussex County, Warren County, New Jersey; Monroe County, Northampton County, Pennsylvania

NWS Philadelphia/Mount Holly issued this tornado warning at May 23, 2019, 9:59 PM EDT for Sussex County, Warren County, New Jersey; Monroe County, Northampton County, Pennsylvania. It was in force for 31 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
May 23, 2019, 9:59 PM EDT (01:59 UTC)
Expired
May 23, 2019, 10:30 PM EDT
In force
31 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

Counties Sussex County, NJ, Warren County, NJ, Monroe County, PA, Northampton County, PA

The radar

The Philadelphia radar (KDIX), 117 km from the middle of the area, began a volume at 02:00 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 00:00Z, 2.0 hours before the alert went out and 174 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 00:00Z on 2019-05-24Temperature 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 00:00Z on 2019-05-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 167 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
821 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
167 m²/s²
0-3 km storm-relative helicity
264 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

181 
WFUS51 KPHI 240159
TORPHI
NJC037-041-PAC089-095-240230-
/O.NEW.KPHI.TO.W.0010.190524T0159Z-190524T0230Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Mount Holly NJ
959 PM EDT Thu May 23 2019

The National Weather Service in Mount Holly NJ has issued a

* Tornado Warning for...
  Southwestern Sussex County in northwestern New Jersey...
  Warren County in northwestern New Jersey...
  Central Monroe County in northeastern Pennsylvania...
  Northeastern Northampton County in eastern Pennsylvania...

* Until 1030 PM EDT.
    
* At 959 PM EDT, a severe thunderstorm capable of producing a tornado
  was located near Reeders, or 10 miles south of Mount Pocono, moving
  east at 65 mph.

  HAZARD...Tornado and quarter size hail.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* Locations impacted include...
  East Stroudsburg, Hackettstown, Blairstown, Bangor, Pen Argyl, Wind
  Gap, Belvidere, Oxford, Hope, East Bangor, Andover, Stormville,
  Henryville, Brodheadsville, Gilbert, Greendell, Delaware Water Gap,
  Tannersville, Great Meadows-Vienna and Reeders.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

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

&&

LAT...LON 4098 7469 4089 7479 4088 7481 4087 7481
      4076 7493 4090 7546 4112 7531
TIME...MOT...LOC 0159Z 284DEG 55KT 4097 7532 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

MPS
2 follow-up statements
515 
WWUS51 KPHI 240216
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
1016 PM EDT Thu May 23 2019

PAC089-240225-
/O.CAN.KPHI.TO.W.0010.000000T0000Z-190524T0230Z/
Monroe PA-
1016 PM EDT Thu May 23 2019

...THE TORNADO WARNING FOR CENTRAL MONROE COUNTY IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

LAT...LON 4088 7513 4104 7500 4097 7470 4089 7479
      4088 7481 4087 7481 4076 7493 4076 7495
TIME...MOT...LOC 0215Z 303DEG 52KT 4092 7498 

$$

NJC037-041-PAC095-240230-
/O.CON.KPHI.TO.W.0010.000000T0000Z-190524T0230Z/
Sussex NJ-Warren NJ-Northampton PA-
1016 PM EDT Thu May 23 2019

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1030 PM EDT FOR
SOUTHWESTERN SUSSEX...CENTRAL WARREN AND EASTERN NORTHAMPTON
COUNTIES...
    
At 1015 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Hope, or 15 miles southwest of Newton, moving
southeast at 60 mph.

HAZARD...Tornado and quarter size hail.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

Locations impacted include...
Hackettstown, Blairstown, Oxford, Hope, Andover, Great
Meadows-Vienna, Allamuchy-Panther Valley, Greendell, Columbia,
Beatyestown and Portland.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

If a tornado or other severe weather is spotted, report it to the
National Weather Service or your local nearest law enforcement agency
who will send your report. This act may save lives of others in the
path of dangerous weather.

&&

LAT...LON 4088 7513 4104 7500 4097 7470 4089 7479
      4088 7481 4087 7481 4076 7493 4076 7495
TIME...MOT...LOC 0215Z 303DEG 52KT 4092 7498 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

MPS
301 
WWUS51 KPHI 240225
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
1025 PM EDT Thu May 23 2019

NJC037-041-PAC095-240235-
/O.EXP.KPHI.TO.W.0010.000000T0000Z-190524T0230Z/
Sussex NJ-Warren NJ-Northampton PA-
1025 PM EDT Thu May 23 2019

...THE TORNADO WARNING FOR SOUTHWESTERN SUSSEX...CENTRAL WARREN AND
EASTERN NORTHAMPTON COUNTIES WILL EXPIRE AT 1030 PM EDT...
        
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning will
be allowed to expire.

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 4088 7513 4104 7500 4097 7470 4089 7479
      4088 7481 4087 7481 4076 7493 4076 7495
TIME...MOT...LOC 0225Z 284DEG 55KT 4089 7481 

$$

MPS

The office that day

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

IssuedProductOfficeCountiesLasted
May 23, 10:22 PM EDTSpecial Weather StatementPHIMorris23 min
May 23, 11:22 PM EDTSevere Thunderstorm WarningPHICamden, Gloucester, Salem38 min
May 24, 1:48 AM EDTSpecial Weather StatementPHICamden, Gloucester42 min
May 23, 9:28 PM EDTSpecial Weather StatementPHICarbon, Monroe32 min
May 23, 9:37 PM EDTSevere Thunderstorm WarningPHICarbon, Monroe23 min
May 23, 9:50 PM EDTTornado WarningPHICarbon, Monroe25 min
May 23, 10:47 PM EDTSevere Thunderstorm WarningPHIBerks, Chester43 min
May 23, 11:01 PM EDTTornado WarningPHIChester29 min
May 23, 11:37 PM EDTSpecial Weather StatementPHIBerks38 min
May 24, 12:15 AM EDTSpecial Weather StatementPHIMontgomery, Philadelphia30 min

Nearby

Tornado Warnings in New Jersey, 2019Tornado Warnings in Pennsylvania, 2019Every tornado warning in 2019Tornadoes in 2019

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.