Alert archive / New Jersey / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 34, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at May 12, 2002, 6:33 PM EDT for Cumberland County, Salem County, New Jersey. It was in force for 42 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
- May 12, 2002, 6:33 PM EDT (22:33 UTC)
- Expired
- May 12, 2002, 7:15 PM EDT
- In force
- 42 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Whole counties
Counties Cumberland County, NJ, Salem County, NJ
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 12, 6:35 PM EDT | Thunderstorm Wind 62 E | Countywide, NJ | |
| May 12, 6:47 PM EDT | Thunderstorm Wind 52 E | Bridgeton Calzi Arpt, 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 |
|---|---|---|---|
| May 12, 5:15 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Wallops Is Stn, VA (KWAL), launched 12:00Z, 10.6 hours before the alert went out and 170 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 576 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 262 m²/s²
- 0-3 km storm-relative helicity
- 302 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 122233 SVRPHI NJC011-033-122315- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 632 PM EDT SUN MAY 12 2002 THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHERN SALEM COUNTY IN SOUTHERN NEW JERSEY. NORTHERN CUMBERLAND COUNTY IN SOUTHERN NEW JERSEY. * UNTIL 715 PM EDT. * AT 629 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM... 6 MILES SOUTHWEST OF SALEM...MOVING EAST AT 50 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... SHILOH...ALLOWAY AT 645 PM. SEABROOK FARMS...BRIDGETON AT 650 PM. ROSENHAYN...OLIVET...ELMER AT 655 PM. VINELAND AT 705 PM. STRONG WINDS DONWED WIRES ONTO A CHURCH IN DELMARVA AT 550 PM. THIS IS A DANGEROUS STORM. TAKE NECESSARY PRECAUTIONS NOW. FOR THE LATEST STORM INFORMATION...PLEASE TUNE TO NOAA WEATHER RADIO...YOUR LOCAL RADIO OR TELEVISION STATION...OR YOUR CABLE TELEVISION OUTLET. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM SUNDAY EVENING FOR NORTHERN DELAWARE AND NORTHEASTERN MARYLAND AND SOUTHERN NEW JERSEY AND SOUTHEAST PENNSYLVANIA. A SEVERE THUNDERSTORM WATCH ALSO REMAINS IN EFFECT UNTIL 900 PM SUNDAY EVENING FOR EASTERN PENNSYLVANIA. $$ LAT...LON 3963 7557 3946 7556 3938 7489 3961 7514 JWH
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 12, 6:07 PM EDT | Special Marine Warning | PHI | 83 min | |
| May 12, 6:45 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Gloucester | 45 min |
| May 12, 7:12 PM EDT | Severe Thunderstorm Warning | PHI | Monmouth, Ocean | 33 min |
| May 12, 7:16 PM EDT | Special Marine Warning | PHI | 74 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2002Every severe thunderstorm warning in 2002
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.