Alert archive / New Jersey / Severe Thunderstorm Warnings in 2009
Severe Thunderstorm Warning 82, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 15, 2009, 7:48 PM EDT for 5 counties in New Jersey. It was in force for 28 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 15, 2009, 7:48 PM EDT (23:48 UTC)
- Expired
- Jun 15, 2009, 8:16 PM EDT
- In force
- 28 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Hunterdon County, NJ, Morris County, NJ, Somerset County, NJ, Sussex County, NJ, Warren County, NJ
The radar
The Philadelphia radar (KDIX), 102 km from the middle of the area, began a volume at 23:48 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.
The nearest sounding before it
Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 11.8 hours before the alert went out and 199 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
- 196 J/kg
- Mixed-layer CIN
- -80 J/kg
- Mixed-layer LCL
- 943 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 41 m²/s²
- 0-3 km storm-relative helicity
- 92 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS51 KPHI 152348 SVRPHI NJC019-027-035-037-041-160045- /O.NEW.KPHI.SV.W.0082.090615T2348Z-090616T0045Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 748 PM EDT MON JUN 15 2009 THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... MORRIS COUNTY IN NORTHERN NEW JERSEY... THIS INCLUDES THE CITY OF MORRISTOWN... NORTHWESTERN SOMERSET COUNTY IN NORTHERN NEW JERSEY... NORTHEASTERN HUNTERDON COUNTY IN NORTHWEST NEW JERSEY... SOUTH CENTRAL SUSSEX COUNTY IN NORTHWEST NEW JERSEY... EAST CENTRAL WARREN COUNTY IN NORTHWEST NEW JERSEY... * UNTIL 845 PM EDT * AT 747 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR ANDOVER...OR NEAR NEWTON...AND MOVING SOUTHEAST AT 20 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... ALLAMUCHY AND ALLAMUCHY-PANTHER VALLEY AROUND 755 PM EDT... HOPATCONG AROUND 800 PM EDT... STANHOPE AROUND 805 PM EDT... BUDD LAKE AROUND 810 PM EDT... SUCCASUNNA AROUND 815 PM EDT... LONG VALLEY AROUND 820 PM EDT... LAT...LON 4080 7436 4062 7476 4097 7487 4106 7465 TIME...MOT...LOC 2348Z 333DEG 19KT 4098 7478 $$ IOVINO
1 follow-up statement
000 WWUS51 KPHI 160016 SVSPHI SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 816 PM EDT MON JUN 15 2009 NJC019-027-035-037-041-160025- /O.CAN.KPHI.SV.W.0082.000000T0000Z-090616T0045Z/ SUSSEX NJ-WARREN NJ-MORRIS NJ-HUNTERDON NJ-SOMERSET NJ- 816 PM EDT MON JUN 15 2009 ...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN SOMERSET... NORTHEASTERN HUNTERDON...MORRIS...EAST CENTRAL WARREN AND SOUTH CENTRAL SUSSEX COUNTIES IS CANCELLED... THE THUNDERSTORM HAS WEAKENED. AS A RESULT, THE SEVERE THUNDERSTORM WARNING HAS BEEN CANCELLED. LAT...LON 4080 7436 4062 7476 4097 7487 4106 7465 TIME...MOT...LOC 0015Z 333DEG 19KT 4085 7470 $$ IOVINO
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 15, 6:37 PM EDT | Severe Thunderstorm Warning | PHI | Camden, Gloucester | 53 min |
| Jun 15, 7:05 PM EDT | Severe Thunderstorm Warning | PHI | Sussex, Warren | 55 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2009Every severe thunderstorm warning in 2009
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.