Alert archive / New Jersey / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 9, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Apr 9, 2001, 8:04 PM EDT for Sussex County, Warren County, New Jersey. It was in force for 26 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 9, 2001, 8:04 PM EDT (00:04 UTC)
- Expired
- Apr 9, 2001, 8:30 PM EDT
- In force
- 26 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Whole counties
Counties Sussex County, NJ, Warren County, NJ
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 9, 8:10 PM EDT | Thunderstorm Wind 50 E | Wallpack Center, NJ | |
| Apr 9, 8:15 PM EDT | Thunderstorm Wind 50 E | Hope, 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 |
|---|---|---|---|
| Apr 9, 7:00 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Brookhaven, NY (KOKX), launched 00:00Z, 0.1 hours before the alert went out and 167 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
- 1601 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 136 m²/s²
- 0-3 km storm-relative helicity
- 202 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 100005 SVRPHL NJC037-041-100030- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 804 PM EDT MON APR 9 2001 THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHERN WARREN COUNTY IN NORTHWEST NEW JERSEY. SOUTHWESTERN SUSSEX COUNTY IN NORTHWEST NEW JERSEY. * UNTIL 830 PM EDT. * AT 758 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM... 4 MILES SOUTHEAST OF EAST STROUDSBURG... MOVING EAST AT 75 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... CRANDON LAKES AT 810 PM. ANDOVER...LAKE MOHAWK...NEWTON AT 815 PM. DAMAGING WINDS IN EXCESS OF 55 MPH ARE EXPECTED FROM THIS STORM. SEEK SHELTER IN A STURDY STRUCTURE UNTIL THE STORM HAS PASSED. THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...SEEK SHELTER IMMEDIATELY! FOR THE LATEST STORM INFORMATION...PLEASE TUNE TOR NOAA WEATHER RADIO...YOUR LOCAL RADIO OR TELEVISION STATION...OR YOUR CABLE TELEVISION OUTLET. $$ RNS LAT...LON 4100 7527 4082 7497 4101 7459 4113 7484
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 9, 8:37 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Mercer | 38 min |
| Apr 9, 8:50 PM EDT | Severe Thunderstorm Warning | PHI | Gloucester, Salem | 40 min |
| Apr 9, 8:50 PM EDT | Severe Thunderstorm Warning | PHI | Middlesex, Monmouth | 40 min |
| Apr 9, 8:50 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden | 40 min |
| Apr 9, 8:56 PM EDT | Severe Thunderstorm Warning | PHI | Cumberland | 34 min |
| Apr 9, 9:01 PM EDT | Severe Thunderstorm Warning | PHI | Ocean | 29 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2001Every severe thunderstorm warning in 2001
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.