Alert archive / New Jersey / Tornado Warnings in 2007
Tornado Warning 7, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this tornado warning at Oct 11, 2007, 4:15 AM EDT for Cumberland County, New Jersey. It was in force for 30 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
- Oct 11, 2007, 4:15 AM EDT (08:15 UTC)
- Expired
- Oct 11, 2007, 4:45 AM EDT
- In force
- 30 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
County Cumberland County, NJ
The radar
The Dover AFB radar (KDOX), 56 km from the middle of the area, began a volume at 08:18 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
Wallops Is Stn, VA (KWAL), launched 00:00Z, 8.3 hours before the alert went out and 146 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.
- Mixed-layer CAPE
- 959 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 716 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- -4 m²/s²
- 0-3 km storm-relative helicity
- 45 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.3
The text
As transmitted, in the capitals the NWS used until 2016.
000
WFUS51 KPHI 110815
TORPHI
NJC011-110845-
/O.NEW.KPHI.TO.W.0007.071011T0815Z-071011T0845Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
415 AM EDT THU OCT 11 2007
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* TORNADO WARNING FOR...
SOUTH CENTRAL CUMBERLAND COUNTY IN SOUTHERN NEW JERSEY...
* UNTIL 445 AM EDT
* AT 412 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 8 MILES
SOUTHWEST OF PORT NORRIS...OR ABOUT 21 MILES EAST OF DOVER...MOVING
NORTHEAST AT 20 MPH.
* THE TORNADO WILL BE NEAR...
PORT NORRIS BY 430 AM EDT...
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.
LAT...LON 3918 7498 3918 7501 3920 7504 3920 7510
3917 7512 3919 7515 3927 7510 3930 7499
3924 7493 3919 7494 3916 7491
TIME...MOT...LOC 0815Z 243DEG 21KT 3916 7511
$$
MPDThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 11, 3:48 AM EDT | Special Marine Warning | PHI | 57 min | |
| Oct 11, 4:47 AM EDT | Special Marine Warning | PHI | 88 min | |
| Oct 11, 6:15 AM EDT | Special Marine Warning | PHI | 45 min | |
| Oct 11, 6:18 AM EDT | Special Marine Warning | PHI | 27 min | |
| Oct 11, 2:22 PM EDT | Severe Thunderstorm Warning | PHI | Mercer, Middlesex, Monmouth | 38 min |
| Oct 11, 2:31 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Morris, Warren | 44 min |
| Oct 11, 3:07 PM EDT | Severe Thunderstorm Warning | PHI | Middlesex | 38 min |
| Oct 11, 3:14 PM EDT | Severe Thunderstorm Warning | PHI | Morris, Sussex | 61 min |
Nearby
Tornado Warnings in New Jersey, 2007Every tornado warning in 2007Tornadoes in 2007
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.