Alert archive / New Jersey / Severe Thunderstorm Warnings in 2004
Severe Thunderstorm Warning 126, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 14, 2004, 3:20 PM EDT for Hunterdon County, Somerset County, New Jersey. It was in force for 55 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
- Jul 14, 2004, 3:20 PM EDT (19:20 UTC)
- Expired
- Jul 14, 2004, 4:15 PM EDT
- In force
- 55 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Counties, with a storm outline in the text
Counties Hunterdon County, NJ, Somerset County, NJ
The radar
The Philadelphia radar (KDIX), 78 km from the middle of the area, began a volume at 19:20 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, 7.3 hours before the alert went out and 149 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
- 4 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 445 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- -32 m²/s²
- 0-3 km storm-relative helicity
- 2 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 141920
SVRPHI
NJC019-035-142015-
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
320 PM EDT WED JUL 14 2004
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHERN SOMERSET COUNTY IN NORTHERN NEW JERSEY
EAST CENTRAL HUNTERDON COUNTY IN NORTHWEST NEW JERSEY
* UNTIL 415 PM EDT
* AT 320 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR
WHITE HOUSE STATION...AND MOVING EAST AT 25 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
SOMERVILLE BY 335 PM EDT...
FAR HILLS AND MANVILLE BY 340 PM EDT...
BOUND BROOK BY 345 PM EDT...
MIDDLESEX BY 350 PM EDT...
DOPPLER RADAR HAS INDICATED SOME WEAK ROTATION WITHIN THIS STORM.
WHILE NOT IMMEDIATELY LIKELY...A TORNADO MAY STILL DEVELOP. IF A
TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A
STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.
LAT...LON 4070 7451 4068 7454 4064 7451 4065 7441
4063 7441 4057 7452 4054 7454 4048 7480
4048 7483 4062 7491 4063 7491 4074 7459
4074 7456
$$
IOVINOThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 14, 2:22 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon | 53 min |
| Jul 14, 3:40 PM EDT | Flash Flood Warning | PHI | Hunterdon, Monmouth | 77 days |
| Jul 14, 4:15 PM EDT | Severe Thunderstorm Warning | PHI | Salem | 60 min |
| Jul 14, 4:19 PM EDT | Severe Thunderstorm Warning | PHI | Somerset | 56 min |
| Jul 14, 5:04 PM EDT | Severe Thunderstorm Warning | PHI | Cumberland, Salem | 56 min |
| Jul 14, 5:10 PM EDT | Tornado Warning | PHI | Cumberland, Salem | 35 min |
| Jul 14, 5:17 PM EDT | Flash Flood Warning | PHI | Salem | 3 hr |
| Jul 14, 5:41 PM EDT | Severe Thunderstorm Warning | PHI | Burlington | 64 min |
| Jul 14, 5:53 PM EDT | Severe Thunderstorm Warning | PHI | Mercer | 52 min |
| Jul 14, 5:55 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Cumberland | 65 min |
| Jul 14, 7:07 PM EDT | Severe Thunderstorm Warning | PHI | Cape May | 53 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2004Every severe thunderstorm warning in 2004
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.