Alert archive / New Jersey / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 279, NWS Philadelphia/Mount Holly

December 1, 2006Sussex County, Warren County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Dec 1, 2006, 5:25 PM EST for Sussex County, Warren County, New Jersey. It was in force for 80 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Dec 1, 2006, 5:25 PM EST (22:25 UTC)
Expired
Dec 1, 2006, 6:45 PM EST
In force
80 min
Issued by
NWS Philadelphia/Mount Holly
Area
Counties, with a storm outline in the text

Counties Sussex County, NJ, Warren County, NJ

The radar

The Philadelphia radar (KDIX), 131 km from the middle of the area, began a volume at 22:28 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.

What was reported inside it

TimeReportWhereRemark
Dec 1, 6:00 PM ESTTSTM WND DMGBelvidere, NJTREES AND WIRES REPORTED DOWN COUNTYWIDE.
Dec 1, 6:05 PM ESTTSTM WND DMGSussex, NJTREES AND WIRES REPORTED DOWN COUNTYWIDE.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Dec 1, 3:24 PM ESTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 10.4 hours before the alert went out and 164 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.

Skew-T log-pSkew-T log-p diagram, Brookhaven, NY at 12:00Z on 2006-12-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 31 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 12:00Z on 2006-12-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 41 square meters per square second.1939587897117136Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
31 J/kg
Mixed-layer CIN
-104 J/kg
Mixed-layer LCL
538 m above ground
0-6 km bulk shear
67 kt
0-1 km storm-relative helicity
41 m²/s²
0-3 km storm-relative helicity
125 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS51 KPHI 012226
SVRPHI
NJC037-041-012345-
/O.NEW.KPHI.SV.W.0279.061201T2225Z-061201T2345Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
525 PM EST FRI DEC 1 2006

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SUSSEX COUNTY IN NORTHWEST NEW JERSEY...
  WARREN COUNTY IN NORTHWEST NEW JERSEY...

* UNTIL 645 PM EST

* AT 524 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS.  THESE STORMS WERE LOCATED 34 MILES WEST OF
  BELVIDERE...OR ABOUT 15 MILES NORTHWEST OF ALLENTOWN...TO NEAR READING 
  AND WERE MOVING EAST AT 60 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  BELVIDERE BY 550 PM EST...
  OXFORD BY 555 PM EST...
  ALLAMUCHY...ALLAMUCHY-PANTHER VALLEY...GREAT MEADOWS AND GREAT
  MEADOWS-VIENNA BY 600 PM EST...
  ANDOVER BY 605 PM EST...
  LAKE MOHAWK BY 610 PM EST...
  OGDENSBURG BY 615 PM EST...

LAT...LON 4132 7470 4100 7506 4062 7517 4119 7435

$$

NIERENBERG

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 1, 3:54 AM ESTHigh Wind WarningPHIBurlington, Camden, Gloucester, Hunterdon, Mercer, Middlesex and 5 more21 hr
Dec 1, 3:54 AM ESTWind AdvisoryPHIAtlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 7 more21 hr
Dec 1, 5:55 PM ESTTornado WarningPHIWarren35 min
Dec 1, 6:07 PM ESTSevere Thunderstorm WarningPHIMorris68 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 2006Every severe thunderstorm warning in 2006

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.