Alert archive / New Jersey / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 130, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Dec 17, 2000, 7:55 AM EST for Burlington County, Camden County, New Jersey. It was in force for 35 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
- Dec 17, 2000, 7:55 AM EST (12:55 UTC)
- Expired
- Dec 17, 2000, 8:30 AM EST
- In force
- 35 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Whole counties
Counties Burlington County, NJ, Camden County, NJ
The radar
The Philadelphia radar (KDIX), 36 km from the middle of the area, began a volume at 12:57 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Dec 17, 8:00 AM EST | Thunderstorm Wind 50 E | Blackwood, NJ | |
| Dec 17, 8:10 AM EST | Thunderstorm Wind 56 M | Marlton, 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Dec 17, 7:00 AM EST | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 0.9 hours before the alert went out and 201 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
- 313 J/kg
- Mixed-layer CIN
- -94 J/kg
- Mixed-layer LCL
- 453 m above ground
- 0-6 km bulk shear
- 92 kt
- 0-1 km storm-relative helicity
- 582 m²/s²
- 0-3 km storm-relative helicity
- 603 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 5.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS51 KPHI 171256 SVRPHL NJC005-007-171330- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 755 AM EST SUN DEC 17 2000 THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WESTERN AND CENTRAL BURLINGTON COUNTY IN SOUTHERN NEW JERSEY. CAMDEN COUNTY IN SOUTHERN NEW JERSEY. * UNTIL 830 AM EST. * AT 747 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM MOVING NORTH AT 65 MPH. * SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE... WILLINGBORO... MOUNT HOLLY... MEDFORD... MARLTON... MAGNOLIA... LINDENWOLD... CHERRY HILL... BERLIN... DAMAGING WINDS IN EXCESS OF 55 MPH ARE EXPECTED FROM THIS STORM. SEEK SHELTER IN A STURDY STRUCTURE UNTIL THE STORM HAS PASSED. THIS STORM IS CAPABLE OF PRODUCING HEAVY RAINFALL...WHICH MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED ROADS AS THEY MAY BE WASHED OUT. FOR THE LATEST STORM INFORMATION...PLEASE TUNE TO NOAA WEATHER RADIO...YOUR LOCAL RADIO OR TELEVISION STATION...OR YOUR CABLE TELEVISION OUTLET. $$ RNS/ LAT...LON 3977 7511 3968 7493 4014 7464 4005 7494
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 17, 6:55 AM EST | Flash Flood Warning | PHI | Hunterdon, Warren | 3 hr |
| Dec 17, 7:42 AM EST | Flash Flood Warning | PHI | Burlington, Camden, Gloucester, Mercer | 3 hr |
| Dec 17, 9:25 AM EST | Severe Thunderstorm Warning | PHI | Salem | 35 min |
| Dec 17, 10:20 AM EST | Flash Flood Warning | PHI | Sussex | 3 hr |
| Dec 17, 11:01 AM EST | Flash Flood Warning | PHI | Burlington, Camden, Gloucester, Mercer | 3 hr |
| Dec 17, 11:16 AM EST | Flash Flood Warning | PHI | Warren | 3 hr |
| Dec 17, 11:47 AM EST | Severe Thunderstorm Warning | PHI | Mercer, Middlesex | 28 min |
| Dec 17, 11:50 AM EST | Flash Flood Warning | PHI | Middlesex, Somerset | 3 hr |
| Dec 17, 12:26 PM EST | Severe Thunderstorm Warning | PHI | Burlington, Ocean | 34 min |
| Dec 17, 12:49 PM EST | Severe Thunderstorm Warning | PHI | Monmouth | 26 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2000Every severe thunderstorm warning in 2000
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; radar from the NEXRAD Level II archive.