Alert archive / New Jersey / Tornado Warnings in 2025

Tornado Warning 8, NWS Philadelphia/Mount Holly

May 6, 2025Sussex County, New Jersey

NWS Philadelphia/Mount Holly issued this tornado warning at May 6, 2025, 5:11 PM EDT for Sussex County, New Jersey. It was in force for 34 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 6, 2025, 5:11 PM EDT (21:11 UTC)
Expired
May 6, 2025, 5:45 PM EDT
In force
34 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

County Sussex County, NJ

The radar

The Binghamton radar (KBGM), 144 km from the middle of the area, began a volume at 21:14 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 6, 1:06 PM EDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 9.2 hours before the alert went out and 168 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 2025-05-06Temperature 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 2025-05-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 96 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
784 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
96 m²/s²
0-3 km storm-relative helicity
123 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

102 
WFUS51 KPHI 062111
TORPHI
NJC037-062145-
/O.NEW.KPHI.TO.W.0008.250506T2111Z-250506T2145Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Mount Holly NJ
511 PM EDT Tue May 6 2025

The National Weather Service in Mount Holly NJ has issued a

* Tornado Warning for...
  Northwestern Sussex County in northwestern New Jersey...

* Until 545 PM EDT.

* At 511 PM EDT, a severe thunderstorm capable of producing a tornado
  was located over Crandon Lakes, or 8 miles northwest of Newton,
  moving north at 25 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...
  Crandon Lakes, Montague, and Hainesville.

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.

&&

LAT...LON 4135 7469 4109 7484 4109 7492 4114 7493
      4121 7486 4123 7487 4127 7484 4135 7475
      4136 7469
TIME...MOT...LOC 2111Z 194DEG 24KT 4114 7487 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.00 IN

$$

Staarmann
2 follow-up statements
413 
WWUS51 KPHI 062124
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
524 PM EDT Tue May 6 2025

NJC037-062145-
/O.CON.KPHI.TO.W.0008.000000T0000Z-250506T2145Z/
Sussex NJ-
524 PM EDT Tue May 6 2025

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM EDT FOR
NORTHWESTERN SUSSEX COUNTY...

At 524 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Dingmans Ferry, or near Montague, moving north at 30
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...
Montague and Hainesville.

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.

&&

LAT...LON 4135 7469 4116 7485 4117 7490 4121 7486
      4123 7487 4127 7484 4135 7475 4136 7469
TIME...MOT...LOC 2124Z 193DEG 24KT 4123 7485 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.00 IN

$$

Staarmann
463 
WWUS51 KPHI 062136 RRA
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
536 PM EDT Tue May 6 2025

NJC037-062146-
/O.EXP.KPHI.TO.W.0008.000000T0000Z-250506T2145Z/
Sussex NJ-
536 PM EDT Tue May 6 2025

...THE TORNADO WARNING FOR NORTHWESTERN SUSSEX COUNTY WILL EXPIRE AT
545 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.

A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
northwestern New Jersey.

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 4135 7469 4116 7485 4117 7490 4121 7486
      4123 7487 4127 7484 4135 7475 4136 7469
TIME...MOT...LOC 2136Z 194DEG 24KT 4129 7483 

$$

Staarmann

The office that day

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

IssuedProductOfficeCountiesLasted
May 6, 4:18 PM EDTSevere Thunderstorm WarningPHIWarren57 min
May 6, 4:31 PM EDTTornado WarningPHISussex, Warren44 min

Nearby

Tornado Warnings in New Jersey, 2025Every tornado warning in 2025Tornadoes 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.