Alert archive / New Jersey / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 228, NWS Philadelphia/Mount Holly

August 3, 2006Hunterdon County, Warren County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Aug 3, 2006, 6:19 PM EDT for Hunterdon County, Warren County, New Jersey. It was in force for 41 min. 1 report 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
Aug 3, 2006, 6:19 PM EDT (22:19 UTC)
Expired
Aug 3, 2006, 7:00 PM EDT
In force
41 min
Issued by
NWS Philadelphia/Mount Holly
Area
Counties, with a storm outline in the text

Counties Hunterdon County, NJ, Warren County, NJ

The radar

The Philadelphia radar (KDIX), 95 km from the middle of the area, began a volume at 22:19 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
Aug 3, 6:20 PM EDTTSTM WND DMG3 E Alpha, NJWIRES DOWN.

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
Aug 3, 2:41 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 10.3 hours before the alert went out and 162 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, Phillips Aaf/Abe, MD at 12:00Z on 2006-08-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 942 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, Phillips Aaf/Abe, MD at 12:00Z on 2006-08-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -31 square meters per square second.1939Sfc1 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
942 J/kg
Mixed-layer CIN
-84 J/kg
Mixed-layer LCL
1362 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
-31 m²/s²
0-3 km storm-relative helicity
59 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.2

Open this sounding in Storm Lab

The text

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

000 
WUUS51 KPHI 032219
SVRPHI
NJC019-041-032300-
/O.NEW.KPHI.SV.W.0228.060803T2219Z-060803T2300Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
619 PM EDT THU AUG 3 2006

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

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

* UNTIL 700 PM EDT

* AT 615 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
  OF 60 MPH.  THIS STORM WAS LOCATED NEAR BLOOMSBURY...OR ABOUT 15
  MILES NORTHEAST OF BETHLEHEM...AND MOVING EAST AT 20 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  BRASS CASTLE BY 625 PM EDT...
  WASHINGTON BY 630 PM EDT...
  HAMPTON BY 635 PM EDT...
  GLEN GARDNER BY 640 PM EDT...
  HIGH BRIDGE AND CLINTON BY 645 PM EDT...
  ANNANDALE BY 650 PM EDT...

LAT...LON 4081 7503 4069 7519 4061 7516 4039 7492
      4069 7473

$$

MPD
1 follow-up statement
000 
WWUS51 KPHI 032240
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
640 PM EDT THU AUG 3 2006

NJC041-032250-
/O.CAN.KPHI.SV.W.0228.000000T0000Z-060803T2300Z/
WARREN NJ-
640 PM EDT THU AUG 3 2006

...THE SEVERE THUNDERSTORM WARNING FOR WARREN COUNTY IS CANCELLED...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM EDT
THURSDAY EVENING FOR NORTHEAST PENNSYLVANIA. A SEVERE THUNDERSTORM
WATCH ALSO REMAINS IN EFFECT UNTIL 1000 PM EDT THURSDAY EVENING FOR
NORTHWESTERN NEW JERSEY AND NORTHEASTERN PENNSYLVANIA.

LAT...LON 4075 7488 4067 7507 4061 7516 4039 7492
      4069 7473

$$

NJC019-032300-
/O.CON.KPHI.SV.W.0228.000000T0000Z-060803T2300Z/
HUNTERDON NJ-
640 PM EDT THU AUG 3 2006

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM EDT
FOR HUNTERDON COUNTY...

AT 636 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR CLINTON...OR ABOUT 22
MILES EAST OF BETHLEHEM...MOVING EAST AT 20 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  ANNANDALE BY 645 PM EDT...
  7 MILES SOUTH OF CALIFON BY 650 PM EDT...
  LEBANON AND 7 MILES NORTH OF FLEMINGTON BY 655 PM EDT...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM EDT
THURSDAY EVENING FOR NORTHEAST PENNSYLVANIA. A SEVERE THUNDERSTORM
WATCH ALSO REMAINS IN EFFECT UNTIL 1000 PM EDT THURSDAY EVENING FOR
NORTHWESTERN NEW JERSEY AND NORTHEASTERN PENNSYLVANIA.

LAT...LON 4075 7488 4067 7507 4061 7516 4039 7492
      4069 7473

$$

MPD

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 3, 3:45 PM EDTSevere Thunderstorm WarningPHISussex60 min
Aug 3, 6:51 PM EDTSevere Thunderstorm WarningPHISomerset23 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.