Alert archive / New Jersey / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 23, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Apr 28, 2002, 10:20 PM EDT for Atlantic County, Cape May County, New Jersey. It was in force for 40 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
- Apr 28, 2002, 10:20 PM EDT (02:20 UTC)
- Expired
- Apr 28, 2002, 11:00 PM EDT
- In force
- 40 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Whole counties
Counties Atlantic County, NJ, Cape May County, NJ
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 28, 10:25 PM EDT | Hail 0.75 | Weymouth, NJ | |
| Apr 28, 10:40 PM EDT | Thunderstorm Wind 50 E | Dennisville, 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 nearest sounding before it
Wallops Is Stn, VA (KWAL), launched 00:00Z, 2.3 hours before the alert went out and 160 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
- 2144 J/kg
- Mixed-layer CIN
- -16 J/kg
- Mixed-layer LCL
- 814 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 253 m²/s²
- 0-3 km storm-relative helicity
- 248 m²/s²
- Significant tornado parameter
- 3.3
- Supercell composite
- 12.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS51 KPHI 290220 SVRPHI NJC001-009-290300- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 1020 PM EDT SUN APR 28 2002 THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHERN ATLANTIC COUNTY IN SOUTHERN NEW JERSEY. NORTHERN CAPE MAY COUNTY IN SOUTHERN NEW JERSEY. * UNTIL 1100 PM EDT. * AT 1014 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM... 9 MILES WEST OF ESTELL MANOR...MOVING EAST AT 55 MPH. THIS STORM HAS PRODUCED WIND GUSTS IN EXCESS OF 50 MPH IN CUMBERLAND COUNTY. * THE SEVERE THUNDERSTORM WILL BE NEAR... CORBIN CITY AT 1025 PM. OCEAN CITY...SOMERS POINT...SEA ISLE CITY...AVALON AT 1030 PM. LONGPORT...VENTNOR CITY AT 1035 PM. ATLANTIC CITY...BRIGANTINE AT 1040 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 3942 7493 3924 7499 3886 7452 3942 7416
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 28, 9:17 PM EDT | Special Marine Warning | PHI | 88 min | |
| Apr 28, 9:17 PM EDT | Special Marine Warning | PHI | 88 min | |
| Apr 28, 9:56 PM EDT | Special Marine Warning | PHI | 94 min | |
| Apr 28, 10:13 PM EDT | Severe Thunderstorm Warning | PHI | Cumberland | 17 min |
| Apr 28, 10:35 PM EDT | Special Marine Warning | PHI | 85 min | |
| Apr 28, 10:35 PM EDT | Special Marine Warning | PHI | 85 min | |
| Apr 28, 10:38 PM EDT | Special Marine Warning | PHI | 82 min | |
| Apr 28, 10:38 PM EDT | Special Marine Warning | PHI | 82 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.