Alert archive / New Jersey / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 77, NWS Philadelphia/Mount Holly

July 6, 2005Hunterdon County, Morris County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 6, 2005, 8:09 PM EDT for Hunterdon County, Morris County, New Jersey. It was in force for 66 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
Jul 6, 2005, 8:09 PM EDT (00:09 UTC)
Expired
Jul 6, 2005, 9:15 PM EDT
In force
66 min
Issued by
NWS Philadelphia/Mount Holly
Area
Counties, with a storm outline in the text

Counties Hunterdon County, NJ, Morris County, NJ

The radar

The Philadelphia radar (KDIX), 93 km from the middle of the area, began a volume at 00:11 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

Brookhaven, NY (KOKX), launched 00:00Z, 0.2 hours before the alert went out and 166 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 00:00Z on 2005-07-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 344 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 00:00Z on 2005-07-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -97 square meters per square second.19395878Sfc1 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
344 J/kg
Mixed-layer CIN
-39 J/kg
Mixed-layer LCL
650 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
-97 m²/s²
0-3 km storm-relative helicity
-58 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 070009
SVRPHI
NJC019-027-070115-
/O.NEW.KPHI.SV.W.0077.050707T0009Z-050707T0115Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
809 PM EDT WED JUL 6 2005

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN MORRIS COUNTY IN NORTHERN NEW JERSEY
  NORTHEASTERN HUNTERDON COUNTY IN NORTHWEST NEW JERSEY

* UNTIL 915 PM EDT

* AT 807 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 CALIFON AND MOVING 
  SOUTH AT 10 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  LONG VALLEY BY 815 PM EDT
  CALIFON AND GLEN GARDNER BY 835 PM EDT
  HIGH BRIDGE BY 845 PM EDT
  LEBANON BY 855 PM EDT

LAT...LON 4084 7475 4071 7496 4059 7491 4063 7475

$$

TFG
1 follow-up statement
000 
WWUS51 KPHI 070029
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
829 PM EDT WED JUL 6 2005

NJC027-070039-
/O.CAN.KPHI.SV.W.0077.000000T0000Z-050707T0115Z/
MORRIS NJ-
829 PM EDT WED JUL 6 2005

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

THE SEVERE THUNDERSTORM HAS MOVED INTO HUNTERDON COUNTY.

LAT...LON 4074 7485 4070 7495 4056 7492 4060 7474

$$

NJC019-070115-
/O.CON.KPHI.SV.W.0077.000000T0000Z-050707T0115Z/
HUNTERDON NJ-
829 PM EDT WED JUL 6 2005

...A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 915 PM EDT FOR
NORTHEASTERN HUNTERDON COUNTY...

AT 824 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS TO
60 MPH.  THIS STORM WAS LOCATED NEAR CALIFON AND MOVING SOUTH AT 15 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  ANNANDALE BY 835 PM EDT
  LEBANON AND CLINTON BY 840 PM EDT
  WHITE HOUSE STATION BY 850 PM EDT

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

LAT...LON 4074 7485 4070 7495 4056 7492 4060 7474

$$

TFG

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 6, 8:15 PM EDTSpecial Marine WarningPHI90 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 2005Every severe thunderstorm warning in 2005

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.