Alert archive / New Jersey / Tornado Warnings in 2001

Tornado Warning 2, NWS Philadelphia/Mount Holly

June 12, 2001Cumberland County, New Jersey

NWS Philadelphia/Mount Holly issued this tornado warning at Jun 12, 2001, 12:32 AM EDT for Cumberland County, New Jersey. It was in force for 28 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Jun 12, 2001, 12:32 AM EDT (04:32 UTC)
Expired: Jun 12, 2001, 1:00 AM EDT
In force: 28 min
Issued by: NWS Philadelphia/Mount Holly
Area: Whole counties

County Cumberland County, NJ

What was reported inside it

Time	Report	Where	Remark
Jun 12, 12:55 AM EDT	Thunderstorm Wind 52 E	Cedarville, NJ
Jun 12, 12:55 AM EDT	Hail 0.88	Cedarville, NJ

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Wallops Is Stn, VA (KWAL), launched 00:00Z, 4.5 hours before the alert went out and 157 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 783 J/kg
Mixed-layer CIN: -61 J/kg
Mixed-layer LCL: 1267 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 62 m²/s²
0-3 km storm-relative helicity: 142 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.9

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WFUS51 KPHI 120434
TORPHI
NJC011-120500-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1232 AM EDT TUE JUN 12 2001

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN CUMBERLAND COUNTY IN SOUTHERN NEW JERSEY

* UNTIL 100 AM EDT.

* AT 1223 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH STRONG ROTATION OVER CENTRAL CUMBERLAND
  COUNTY...MOVING SOUTHEAST AT 25 MPH. THIS STORM COULD PRODUCE A
  TORNADO AT ANY TIME.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...
  NEWPORT...
  CENTRE GROVE...
  DIVIDING CREEK...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.S

$$

LAT...LON 3940 7518 3931 7525 3920 7512 3929 7501

IOVINO

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 11, 9:22 PM EDT	Severe Thunderstorm Warning	PHI	Warren	38 min
Jun 11, 10:50 PM EDT	Severe Thunderstorm Warning	PHI	Burlington, Camden	40 min
Jun 12, 12:15 AM EDT	Severe Thunderstorm Warning	PHI	Cumberland	45 min
Jun 12, 12:58 AM EDT	Severe Thunderstorm Warning	PHI	Cape May, Cumberland	62 min

Nearby

Tornado Warnings in New Jersey, 2001 Every tornado warning in 2001 Tornadoes in 2001

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.