Alert archive / New Jersey / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 50, NWS Philadelphia/Mount Holly

June 8, 2008Morris County, Sussex County, Warren County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 8, 2008, 8:56 PM EDT for Morris County, Sussex County, Warren County, New Jersey. It was in force for 47 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 8, 2008, 8:56 PM EDT (00:56 UTC)
Expired
Jun 8, 2008, 9:43 PM EDT
In force
47 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon

Counties Morris County, NJ, Sussex County, NJ, Warren County, NJ

The radar

The Philadelphia radar (KDIX), 113 km from the middle of the area, began a volume at 00:58 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, 0.9 hours before the alert went out and 131 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 2008-06-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 606 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 2008-06-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 182 square meters per square second.193958Sfc1 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
606 J/kg
Mixed-layer CIN
-163 J/kg
Mixed-layer LCL
1345 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
182 m²/s²
0-3 km storm-relative helicity
244 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 090057
SVRPHI
NJC027-037-041-090200-
/O.NEW.KPHI.SV.W.0050.080609T0056Z-080609T0200Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
856 PM EDT SUN JUN 8 2008

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  MORRIS COUNTY IN NORTHERN NEW JERSEY...
  SOUTH CENTRAL SUSSEX COUNTY IN NORTHWEST NEW JERSEY...
  EXTREME EAST CENTRAL WARREN COUNTY IN NORTHWEST NEW JERSEY...

* UNTIL 1000 PM EDT

* AT 849 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR   
  HOPATCONG...MOVING SOUTHEAST AT 25 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  LAKE TELEMARK AND DOVER BY 910 PM...
  8 MILES SOUTHWEST OF KINNELON BY 915 PM...
  PARSIPPANY...BOONTON...MORRISTOWN AND 9 MILES SOUTHWEST OF
  PEQUANNOCK TOWNSHIP BY 925 PM...

LAT...LON 4089 7433 4087 7433 4086 7431 4073 7451
      4092 7480 4111 7450 4110 7447 4108 7449
      4104 7449 4105 7444 4102 7441 4101 7432
      4099 7429 4089 7426
TIME...MOT...LOC 0056Z 307DEG 22KT 4097 7460

$$

KRUZDLO
1 follow-up statement
000 
WWUS51 KPHI 090143
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
942 PM EDT SUN JUN 8 2008

NJC027-037-041-090152-
/O.CAN.KPHI.SV.W.0050.000000T0000Z-080609T0200Z/
SUSSEX NJ-WARREN NJ-MORRIS NJ-
942 PM EDT SUN JUN 8 2008

...THE SEVERE THUNDERSTORM WARNING FOR MORRIS...EXTREME EAST CENTRAL
WARREN AND SOUTH CENTRAL SUSSEX COUNTIES IS CANCELLED...

WITH THE THUNDERSTORMS MOVING OUT OF THE WARNED AREA, THE SEVERE 
THUNDERSTORM WARNING HAS BEEN CANCELLED. 

LAT...LON 4089 7433 4087 7433 4086 7431 4073 7451
      4092 7480 4111 7450 4110 7447 4108 7449
      4104 7449 4105 7444 4102 7441 4101 7432
      4099 7429 4089 7426
TIME...MOT...LOC 0142Z 307DEG 22KT 4080 7431

$$

KRUZDLO

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 8, 8:33 PM EDTSevere Thunderstorm WarningPHIMorris, Warren42 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 2008Every severe thunderstorm warning in 2008

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.