Alert archive / New Jersey / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 61, NWS Philadelphia/Mount Holly

July 1, 2005Mercer County, Monmouth County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 1, 2005, 4:03 PM EDT for Mercer County, Monmouth County, New Jersey. It was in force for 57 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 1, 2005, 4:03 PM EDT (20:03 UTC)
Expired: Jul 1, 2005, 5:00 PM EDT
In force: 57 min
Issued by: NWS Philadelphia/Mount Holly
Area: Counties, with a storm outline in the text

Counties Mercer County, NJ, Monmouth County, NJ

The radar

The Philadelphia radar (KDIX), 29 km from the middle of the area, began a volume at 20:06 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, 8.1 hours before the alert went out and 155 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 558 J/kg
Mixed-layer CIN: -51 J/kg
Mixed-layer LCL: 1029 m above ground
0-6 km bulk shear: 17 kt
0-1 km storm-relative helicity: 42 m²/s²
0-3 km storm-relative helicity: 40 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 012004
SVRPHI
NJC021-025-012100-
/O.NEW.KPHI.SV.W.0061.050701T2003Z-050701T2100Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
403 PM EDT FRI JUL 1 2005

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN MERCER COUNTY IN CENTRAL NEW JERSEY
  WEST CENTRAL MONMOUTH COUNTY IN CENTRAL NEW JERSEY

* UNTIL 500 PM EDT

* AT 402 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL...AND
  DESTRUCTIVE WINDS IN EXCESS OF 70 MPH.  THIS STORM WAS LOCATED 9
  MILES SOUTHWEST OF ALLENTOWN...OR ABOUT 9 MILES SOUTH OF TRENTON...
  AND MOVING NORTHEAST AT 20 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  ALLENTOWN BY 425 PM EDT
  ROOSEVELT BY 445 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.

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF
YOUR HOME OR BUSINESS. THIS STORM HAS THE POTENTIAL TO CAUSE SERIOUS
INJURY AND SIGNIFICANT DAMAGE TO PROPERTY.

LAT...LON 4020 7438 4019 7435 4014 7457 4013 7459
      4014 7462 4017 7468 4018 7466 4023 7465
      4030 7460

$$

TFG

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 1, 2:48 PM EDT	Special Weather Statement	PHI	Cape May	72 min
Jul 1, 3:39 PM EDT	Severe Thunderstorm Warning	PHI	Camden	51 min
Jul 1, 3:54 PM EDT	Severe Thunderstorm Warning	PHI	Burlington	66 min
Jul 1, 4:07 PM EDT	Severe Thunderstorm Warning	PHI	Salem	38 min
Jul 1, 4:25 PM EDT	Severe Thunderstorm Warning	PHI	Ocean	65 min
Jul 1, 4:33 PM EDT	Severe Thunderstorm Warning	PHI	Monmouth	57 min
Jul 1, 4:56 PM EDT	Severe Thunderstorm Warning	PHI	Burlington, Mercer	49 min
Jul 1, 5:14 PM EDT	Severe Thunderstorm Warning	PHI	Camden, Gloucester	61 min
Jul 1, 5:21 PM EDT	Tornado Warning	PHI	Burlington	24 min
Jul 1, 5:30 PM EDT	Severe Thunderstorm Warning	PHI	Monmouth	75 min
Jul 1, 5:43 PM EDT	Severe Thunderstorm Warning	PHI	Burlington	62 min
Jul 1, 5:48 PM EDT	Severe Thunderstorm Warning	PHI	Ocean	72 min
Jul 1, 6:26 PM EDT	Special Marine Warning	PHI		94 min
Jul 1, 6:34 PM EDT	Severe Thunderstorm Warning	PHI	Morris	26 min
Jul 1, 7:18 PM EDT	Special Marine Warning	PHI		57 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 2005 Every 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.