Alert archive / New Jersey / Severe Thunderstorm Warnings in 2009
Severe Thunderstorm Warning 81, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 15, 2009, 7:05 PM EDT for Sussex County, Warren County, New Jersey. It was in force for 55 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, 7:05 PM EDT (23:05 UTC)
- Expired
- Jun 15, 2009, 8:00 PM EDT
- In force
- 55 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Sussex County, NJ, Warren County, NJ
The radar
The Philadelphia radar (KDIX), 135 km from the middle of the area, began a volume at 23:08 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, 11.1 hours before the alert went out and 211 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 152305
SVRPHI
NJC037-041-160000-
/O.NEW.KPHI.SV.W.0081.090615T2305Z-090616T0000Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
705 PM EDT MON JUN 15 2009
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SUSSEX COUNTY IN NORTHWEST NEW JERSEY...
THIS INCLUDES THE CITY OF NEWTON...
NORTHEASTERN WARREN COUNTY IN NORTHWEST NEW JERSEY...
* UNTIL 800 PM EDT
* AT 700 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 6 MILES
WEST OF HAINESVILLE...AND MOVING SOUTH AT 20 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
FLATBROOKVILLE AROUND 720 PM EDT...
CRANDON LAKES AND BRANCHVILLE AROUND 725 PM EDT...
FIVE POINTS AROUND 730 PM EDT...
NEWTON AROUND 745 PM EDT...
ANDOVER AND LAKE MOHAWK AROUND 755 PM EDT...
LAT...LON 4106 7454 4086 7494 4107 7499 4108 7497
4108 7499 4110 7499 4111 7495 4121 7487
4128 7483 4130 7479
TIME...MOT...LOC 2305Z 338DEG 19KT 4122 7490
$$
IOVINO1 follow-up statement
000 WWUS51 KPHI 152329 SVSPHI SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 729 PM EDT MON JUN 15 2009 NJC037-041-160000- /O.CON.KPHI.SV.W.0081.000000T0000Z-090616T0000Z/ SUSSEX NJ-WARREN NJ- 729 PM EDT MON JUN 15 2009 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT FOR NORTHEASTERN WARREN AND SOUTHERN SUSSEX COUNTIES... AT 727 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR CRANDON LAKES...MOVING SOUTH AT 20 MPH. THE SEVERE THUNDERSTORM WILL BE NEAR... NEWTON BY 745 PM EDT... ANDOVER AND LAKE MOHAWK BY 755 PM EDT... LAT...LON 4112 7493 4121 7471 4106 7454 4086 7494 TIME...MOT...LOC 2328Z 338DEG 19KT 4111 7484 $$ 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, 7:48 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Morris, Somerset, Sussex, Warren | 28 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.