Alert archive / New Jersey / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 232, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Oct 11, 2007, 2:22 PM EDT for Mercer County, Middlesex County, Monmouth County, New Jersey. It was in force for 38 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, 2:22 PM EDT (18:22 UTC)
- Expired
- Oct 11, 2007, 3:00 PM EDT
- In force
- 38 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Mercer County, NJ, Middlesex County, NJ, Monmouth County, NJ
The radar
The Philadelphia radar (KDIX), 39 km from the middle of the area, began a volume at 18:24 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 12:00Z, 6.4 hours before the alert went out and 147 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
- 6 J/kg
- Mixed-layer CIN
- -13 J/kg
- Mixed-layer LCL
- 598 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 50 m²/s²
- 0-3 km storm-relative helicity
- 110 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS51 KPHI 111823
SVRPHI
NJC021-023-025-111900-
/O.NEW.KPHI.SV.W.0232.071011T1822Z-071011T1900Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
222 PM EDT THU OCT 11 2007
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHEASTERN MERCER COUNTY IN CENTRAL NEW JERSEY...
WESTERN MONMOUTH COUNTY IN CENTRAL NEW JERSEY...
CENTRAL MIDDLESEX COUNTY IN NORTHERN NEW JERSEY...
* UNTIL 300 PM EDT
* AT 218 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM. THIS STORM WAS LOCATED NEAR IMLAYSTOWN...OR
ABOUT 15 MILES EAST OF TRENTON...AND MOVING NORTH AT 20 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
TWIN RIVERS AND MANALAPAN BY 235 PM EDT...
CLEARBROOK PARK AND 6 MILES WEST OF YORKETOWN BY 245 PM EDT...
JAMESBURG BY 250 PM EDT...
DAYTON AND SOUTH BRUNSWICK BY 255 PM EDT...
EAST BRUNSWICK AND 6 MILES WEST OF OLD BRIDGE BY 300 PM EDT...
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...SMALL HAIL...AND DEADLY CLOUD TO
GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.
LAT...LON 4016 7436 4017 7457 4042 7455 4043 7453
4046 7427
TIME...MOT...LOC 1822Z 189DEG 19KT 4019 7448
$$
RPWThe 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, 4:15 AM EDT | Tornado Warning | PHI | Cumberland | 30 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, 2:31 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
Severe Thunderstorm Warnings in New Jersey, 2007Every severe thunderstorm warning 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.