Alert archive / New Jersey / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 9, NWS New York, NY
NWS New York, NY issued this severe thunderstorm warning at Apr 19, 2002, 5:43 PM EDT for Essex County, New Jersey. It was in force for 32 min. 3 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 19, 2002, 5:43 PM EDT (21:43 UTC)
- Expired
- Apr 19, 2002, 6:15 PM EDT
- In force
- 32 min
- Issued by
- NWS New York, NY
- Area
- Whole counties
County Essex County, NJ
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 19, 5:45 PM EDT | Hail 0.75 | West Caldwell, NJ | |
| Apr 19, 5:45 PM EDT | Thunderstorm Wind 66 M | Fairfield, NJ | |
| Apr 19, 6:02 PM EDT | Thunderstorm Wind 70 E | Belleville, 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
Brookhaven, NY (KOKX), launched 12:00Z, 9.7 hours before the alert went out and 117 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
- 19 J/kg
- Mixed-layer CIN
- -368 J/kg
- Mixed-layer LCL
- 1055 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 77 m²/s²
- 0-3 km storm-relative helicity
- 102 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 KOKX 192143 SVROKX NJC013-192215- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE NEW YORK NY 542 PM EDT FRI APR 19 2002 THE NATIONAL WEATHER SERVICE IN UPTON NY HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... ESSEX COUNTY IN NORTHEAST NEW JERSEY * UNTIL 615 PM EDT. * AT 538 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 7 MILES WEST OF CALDWELL...MOVING EAST AT 35 MPH. * THE SEVERE THUNDERSTORM WILL BE IN THE VICINITY OF... CALDWELL AND ORANGE AROUND 550 PM. BLOOMFIELD AROUND 555 PM. 5 MILES NORTH OF NEWARK AROUND 600 PM. HAIL THREE QUARTERS TO ONE INCH IN DIAMETER IS LIKELY WITH THIS STORM ALONG WITH GUSTY WINDS TO 45 MILES AN HOUR. $$ REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN UPTON NY. LAT...LON 4092 7447 4074 7450 4068 7415 4082 7413
The office that day
Everything else NWS New York, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 19, 4:31 PM EDT | Severe Thunderstorm Warning | OKX | Bergen, Passaic | 44 min |
| Apr 19, 5:07 PM EDT | Severe Thunderstorm Warning | OKX | Essex, Passaic | 38 min |
| Apr 19, 5:24 PM EDT | Severe Thunderstorm Warning | OKX | Bergen | 36 min |
| Apr 19, 5:54 PM EDT | Severe Thunderstorm Warning | OKX | Hudson, Union | 51 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.