Alert archive / New Jersey / Severe Thunderstorm Warnings in 2003
Severe Thunderstorm Warning 120, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Aug 17, 2003, 5:32 PM EDT for Burlington County, Monmouth County, New Jersey. It was in force for 43 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Aug 17, 2003, 5:32 PM EDT (21:32 UTC)
- Expired
- Aug 17, 2003, 6:15 PM EDT
- In force
- 43 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Whole counties
Counties Burlington County, NJ, Monmouth County, NJ
The radar
The Philadelphia radar (KDIX), 15 km from the middle of the area, began a volume at 21:32 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 12:00Z, 9.5 hours before the alert went out and 254 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
- 1663 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 509 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 99 m²/s²
- 0-3 km storm-relative helicity
- 149 m²/s²
- Significant tornado parameter
- 0.9
- Supercell composite
- 5.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS51 KPHI 172132 SVRPHI NJC005-025-172215- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 531 PM EDT SUN AUG 17 2003 THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHWESTERN MONMOUTH COUNTY IN CENTRAL NEW JERSEY. NORTH CENTRAL BURLINGTON COUNTY IN SOUTHERN NEW JERSEY. * UNTIL 615 PM EDT. * AT 527 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM... 2 MILES NORTHWEST OF ALLENTOWN...MOVING SOUTHEAST AT 20 MPH. THIS STORM HAS HAD A HISTORY OF PRODUCING WIND DAMAGE FROM WARREN COUNTY SOUTH INTO MERCER COUNTY. * THE SEVERE THUNDERSTORM WILL BE NEAR... WRIGHTSTOWN AT 540 PM. HAIL UP TO ONE INCH IN DIAMETER AND WINDS GREATER THAN 55 MILES AN HOUR ARE EXPECTED FROM THIS STORM. SEEK SHELTER IN A STURDY STRUCTURE UNTIL THE STORM HAS PASSED. FOR THE LATEST STORM INFORMATION...PLEASE TUNE TO NOAA WEATHER RADIO...YOUR LOCAL RADIO OR TELEVISION STATION...OR YOUR CABLE TELEVISION OUTLET. $$ LAT...LON 4030 7457 4019 7477 3999 7462 4019 7443 TFG
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 17, 2:23 PM EDT | Special Marine Warning | PHI | 97 min | |
| Aug 17, 2:35 PM EDT | Special Marine Warning | PHI | 85 min | |
| Aug 17, 3:29 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Morris, Warren | 46 min |
| Aug 17, 3:46 PM EDT | Special Marine Warning | PHI | 89 min | |
| Aug 17, 4:12 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Somerset | 63 min |
| Aug 17, 4:40 PM EDT | Severe Thunderstorm Warning | PHI | Mercer | 50 min |
| Aug 17, 5:43 PM EDT | Severe Thunderstorm Warning | PHI | Ocean | 62 min |
| Aug 17, 6:14 PM EDT | Severe Thunderstorm Warning | PHI | Burlington | 61 min |
| Aug 17, 6:37 PM EDT | Severe Thunderstorm Warning | PHI | Monmouth | 53 min |
| Aug 17, 7:15 PM EDT | Special Marine Warning | PHI | 2 hr |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2003Every severe thunderstorm warning in 2003
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.