Alert archive / New Jersey / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 125, NWS Philadelphia/Mount Holly

June 24, 2011Monmouth County, Ocean County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 24, 2011, 12:34 PM EDT for Monmouth County, Ocean County, New Jersey. It was in force for 26 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: Jun 24, 2011, 12:34 PM EDT (16:34 UTC)
Expired: Jun 24, 2011, 1:00 PM EDT
In force: 26 min
Issued by: NWS Philadelphia/Mount Holly
Area: Storm-based polygon

Counties Monmouth County, NJ, Ocean County, NJ

The radar

The Philadelphia radar (KDIX), 30 km from the middle of the area, began a volume at 16:34 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

Time	Report	Where	Remark
Jun 24, 12:35 PM EDT	HAIL 1	Brick Twp, NJ

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

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 4.6 hours before the alert went out and 138 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 446 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 72 m²/s²
0-3 km storm-relative helicity: 119 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.

830 
WUUS51 KPHI 241634
SVRPHI
NJC025-029-241700-
/O.NEW.KPHI.SV.W.0125.110624T1634Z-110624T1700Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1234 PM EDT FRI JUN 24 2011

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN MONMOUTH COUNTY IN CENTRAL NEW JERSEY...
  NORTHEASTERN OCEAN COUNTY IN SOUTHERN NEW JERSEY...

* UNTIL 100 PM EDT

* AT 1230 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 BRICK TOWNSHIP...OR 8 MILES
  NORTHEAST OF TOMS RIVER...AND MOVING EAST AT 20 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  MANTOLOKING AROUND 1240 PM EDT...
  MANASQUAN AROUND 1245 PM EDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 4005 7402 4003 7404 4000 7403 3998 7404
      3998 7408 3999 7410 3997 7410 3996 7415
      4010 7421 4018 7401
TIME...MOT...LOC 1634Z 249DEG 18KT 4006 7409

$$

AMC

1 follow-up statement

020 
WWUS51 KPHI 241701
SVSPHI

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
101 PM EDT FRI JUN 24 2011

NJC025-029-241711-
/O.EXP.KPHI.SV.W.0125.000000T0000Z-110624T1700Z/
MONMOUTH NJ-OCEAN NJ-
101 PM EDT FRI JUN 24 2011

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN OCEAN AND
SOUTHEASTERN MONMOUTH COUNTIES HAS EXPIRED...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 PM EDT FRIDAY
EVENING FOR DELAWARE AND NORTHEASTERN MARYLAND AND NEW JERSEY AND
EASTERN PENNSYLVANIA.

LAT...LON 4005 7402 4003 7404 4000 7403 3998 7404
      3998 7408 3999 7410 3997 7410 3996 7415
      4010 7421 4018 7401
TIME...MOT...LOC 1634Z 249DEG 18KT 4006 7409

$$

AMC

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 23, 11:28 PM EDT	Special Weather Statement	PHI	Warren	62 min
Jun 24, 12:08 AM EDT	Areal Flood Advisory	PHI	Warren	112 min
Jun 24, 12:24 AM EDT	Special Weather Statement	PHI	Hunterdon, Morris, Warren	66 min
Jun 24, 12:45 AM EDT	Areal Flood Advisory	PHI	Morris, Sussex, Warren	2 hr
Jun 24, 1:22 AM EDT	Special Weather Statement	PHI	Hunterdon, Morris, Somerset	53 min
Jun 24, 1:36 AM EDT	River Flood Warning	PHI	Morris, Passaic	11 hr
Jun 24, 3:41 AM EDT	Flash Flood Watch	PHI	Hunterdon, Mercer, Middlesex, Morris, Somerset, Sussex and 1 more	16 hr
Jun 24, 5:48 AM EDT	Areal Flood Warning	PHI	Morris	10 hr
Jun 24, 11:42 AM EDT	Special Weather Statement	PHI	Monmouth	93 min
Jun 24, 12:09 PM EDT	Special Marine Warning	PHI		86 min
Jun 24, 1:17 PM EDT	Special Weather Statement	PHI	Ocean	58 min
Jun 24, 1:32 PM EDT	Special Marine Warning	PHI		88 min
Jun 24, 1:33 PM EDT	Special Weather Statement	PHI	Hunterdon	57 min
Jun 24, 2:01 PM EDT	Areal Flood Advisory	PHI	Ocean	119 min
Jun 24, 2:01 PM EDT	Severe Thunderstorm Warning	PHI	Ocean	43 min
Jun 24, 3:00 PM EDT	Special Weather Statement	PHI	Hunterdon, Somerset	60 min
Jun 24, 3:03 PM EDT	Special Weather Statement	PHI	Ocean	57 min
Jun 24, 3:57 PM EDT	Areal Flood Advisory	PHI	Ocean	2 hr
Jun 24, 4:20 PM EDT	Severe Thunderstorm Warning	PHI	Hunterdon, Mercer, Middlesex, Somerset	55 min
Jun 24, 4:54 PM EDT	Areal Flood Advisory	PHI	Mercer, Middlesex, Somerset	2 hr
Jun 24, 5:03 PM EDT	Severe Thunderstorm Warning	PHI	Mercer, Middlesex, Monmouth, Ocean, Somerset	72 min
Jun 24, 5:33 PM EDT	Special Marine Warning	PHI		117 min
Jun 24, 6:27 PM EDT	Special Weather Statement	PHI	Hunterdon	63 min
Jun 24, 7:13 PM EDT	Special Weather Statement	PHI	Warren	62 min
Jun 24, 7:16 PM EDT	Severe Thunderstorm Warning	PHI	Burlington, Ocean	38 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 2011 Every severe thunderstorm warning in 2011

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.