Alert archive / New Jersey / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 52, NWS New York, NY

July 26, 2012Passaic County, New Jersey; Orange County, New York

NWS New York, NY issued this severe thunderstorm warning at Jul 26, 2012, 5:27 PM EDT for Passaic County, New Jersey; Orange County, New York. It was in force for 93 min. 3 reports 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: Jul 26, 2012, 5:27 PM EDT (21:27 UTC)
Expired: Jul 26, 2012, 7:00 PM EDT
In force: 93 min
Issued by: NWS New York, NY
Area: Storm-based polygon

Counties Passaic County, NJ, Orange County, NY

The radar

The Brookhaven radar (KOKX), 135 km from the middle of the area, began a volume at 21:29 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
Jul 26, 6:30 PM EDT	TSTM WND GST 59	1 Ne Stewart Terrace, NY
Jul 26, 6:31 PM EDT	TSTM WND DMG	Newburgh, NY	LARGE TREE LIMB DOWN ON WIRES AND HOUSE.
Jul 26, 6:36 PM EDT	TSTM WND DMG	Monroe, NY	TREE ON HOUSE ON SOUTH MAIN STREET.

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.

Issued	Product	Office	Lasted
Jul 26, 3:57 PM EDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 9.5 hours before the alert went out and 135 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: 1459 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 132 m²/s²
0-3 km storm-relative helicity: 160 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.

717 
WUUS51 KOKX 262127
SVROKX
NJC031-NYC071-262300-
/O.NEW.KOKX.SV.W.0052.120726T2127Z-120726T2300Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NEW YORK NY
527 PM EDT THU JUL 26 2012

THE NATIONAL WEATHER SERVICE IN UPTON NY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  PASSAIC COUNTY IN NORTHEAST NEW JERSEY...
  ORANGE COUNTY IN SOUTHEAST NEW YORK...

* UNTIL 700 PM EDT...

* AT 524 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE
  HAIL...AND DESTRUCTIVE WINDS IN EXCESS OF 70 MPH.  THESE STORMS
  WERE LOCATED ALONG A LINE EXTENDING FROM 58 MILES NORTHWEST OF
  OTISVILLE TO 33 MILES NORTHWEST OF PORT JERVIS TO 56 MILES WEST 
  OF PORT JERVIS...AND MOVING SOUTHEAST AT 60 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  PORT JERVIS BY 600 PM...
  UNIONVILLE AND OTISVILLE BY 605 PM...
  MIDDLETOWN BY 615 PM...
  WEST MILFORD...WARWICK...GOSHEN AND FLORIDA BY 620 PM...
  RINGWOOD AND BLOOMINGDALE BY 625 PM...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DOPPLER RADAR HAS INDICATED SOME WEAK ROTATION WITHIN THIS STORM.
WHILE NOT IMMEDIATELY LIKELY...A TORNADO MAY STILL DEVELOP. IF A
TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A
STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.

THIS STORM HAS A HISTORY OF PRODUCING WIDESPREAD WIND DAMAGE ACROSS 
CENTRAL NEW YORK AND CENTRAL PENNSYLVANIA. THIS IS AN EXTREMELY 
DANGEROUS SITUATION. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND 
STAY AWAY FROM WINDOWS!

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM THURSDAY
EVENING FOR SOUTHERN CONNECTICUT AND NORTHEAST NEW JERSEY AND
SOUTHEAST NEW YORK.

&&

LAT...LON 4151 7448 4159 7439 4164 7427 4160 7420
      4159 7414 4162 7412 4156 7401 4136 7400
      4126 7408 4115 7423 4101 7428 4100 7433
      4102 7443 4105 7445 4104 7450 4109 7450
      4120 7437 4135 7469 4140 7475 4149 7476
TIME...MOT...LOC 2127Z 306DEG 54KT 4211 7519 4158 7519
          4135 7573

$$

MPS

2 follow-up statements

667 
WWUS51 KOKX 262158
SVSOKX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
558 PM EDT THU JUL 26 2012

NJC031-NYC071-262300-
/O.CON.KOKX.SV.W.0052.000000T0000Z-120726T2300Z/
ORANGE NY-PASSAIC NJ-
558 PM EDT THU JUL 26 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM EDT
FOR PASSAIC AND ORANGE COUNTIES...

AT 552 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER
SIZE HAIL...AND DESTRUCTIVE WINDS IN EXCESS OF 70 MPH.  THESE STORMS
WERE LOCATED ALONG A LINE EXTENDING FROM 39 MILES NORTHWEST OF PINE
BUSH TO 11 MILES NORTHWEST OF OTISVILLE TO 31 MILES WEST OF PORT 
JERVIS...MOVING EAST AT 70 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
MIDDLETOWN...SCOTCHTOWN...GOSHEN...UNIONVILLE...MONTGOMERY...
MAYBROOK...WALDEN...FLORIDA...CHESTER...WASHINGTONVILLE...ORANGE
LAKE...KIRYAS JOEL...HIGHLAND MILLS...WARWICK...MONROE...
GARDNERTOWN...VAILS GATE...CENTRAL VALLEY...FIRTHCLIFFE...NEW
WINDSOR...HARRIMAN...WEST POINT...BALMVILLE...NEWBURGH...CORNWALL ON
HUDSON...GREENWOOD LAKE...TUXEDO PARK...WEST MILFORD...RINGWOOD...
BLOOMINGDALE AND WANAQUE

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DOPPLER RADAR HAS INDICATED SOME WEAK ROTATION WITHIN THIS STORM.
WHILE NOT IMMEDIATELY LIKELY...A TORNADO MAY STILL DEVELOP. IF A
TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A
STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

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.

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.

THIS STORM HAS A HISTORY OF PRODUCING WIDESPREAD WIND DAMAGE ACROSS 
CENTRAL NEW YORK AND CENTRAL PENNSYLVANIA THIS IS AN EXTREMELY 
DANGEROUS SITUATION. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND 
STAY AWAY FROM WINDOWS!

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM THURSDAY
EVENING FOR SOUTHERN CONNECTICUT AND NORTHEAST NEW JERSEY AND
SOUTHEAST NEW YORK.

&&

LAT...LON 4151 7448 4159 7439 4164 7427 4160 7420
      4159 7414 4162 7412 4156 7401 4136 7400
      4126 7408 4115 7423 4101 7428 4100 7433
      4102 7443 4105 7445 4104 7450 4109 7450
      4120 7437 4135 7469 4140 7475 4149 7476
TIME...MOT...LOC 2158Z 288DEG 60KT 4203 7460 4150 7461
          4128 7515

$$

MPS

146 
WWUS51 KOKX 262238
SVSOKX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
638 PM EDT THU JUL 26 2012

NJC031-NYC071-262300-
/O.CON.KOKX.SV.W.0052.000000T0000Z-120726T2300Z/
ORANGE NY-PASSAIC NJ-
638 PM EDT THU JUL 26 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM EDT
FOR PASSAIC AND ORANGE COUNTIES...

AT 636 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER
SIZE HAIL...AND DESTRUCTIVE WINDS IN EXCESS OF 70 MPH.  THESE STORMS
WERE LOCATED ALONG A LINE EXTENDING FROM VAILS GATE TO CHESTER TO 15
MILES SOUTHWEST OF UNIONVILLE...MOVING SOUTHEAST AT 45 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
WARWICK...NEW WINDSOR...FIRTHCLIFFE...KIRYAS JOEL...CORNWALL ON
HUDSON...HIGHLAND MILLS...CENTRAL VALLEY...HARRIMAN...GREENWOOD
LAKE...WEST POINT...TUXEDO PARK...WEST MILFORD...RINGWOOD...WANAQUE
AND BLOOMINGDALE

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DOPPLER RADAR HAS INDICATED SOME WEAK ROTATION WITHIN THIS STORM.
WHILE NOT IMMEDIATELY LIKELY...A TORNADO MAY STILL DEVELOP. IF A
TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A
STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

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.

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.

THIS STORM HAS A HISTORY OF PRODUCING DESTRUCTIVE WINDS AND LARGE
DAMAGING HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY
AWAY FROM WINDOWS!

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM THURSDAY
EVENING FOR SOUTHERN CONNECTICUT AND NORTHEAST NEW JERSEY AND
SOUTHEAST NEW YORK.

&&

LAT...LON 4151 7448 4159 7439 4164 7427 4160 7420
      4159 7414 4162 7412 4156 7401 4136 7400
      4126 7408 4115 7423 4101 7428 4100 7433
      4102 7443 4105 7445 4104 7450 4109 7450
      4120 7437 4135 7469 4140 7475 4149 7476
TIME...MOT...LOC 2238Z 287DEG 37KT 4147 7404 4132 7424
          4111 7467

$$

MPS

The office that day

Everything else NWS New York, NY issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 26, 7:08 AM EDT	Special Weather Statement	OKX	Passaic	37 min
Jul 26, 8:05 AM EDT	Special Weather Statement	OKX	Bergen, Passaic	40 min
Jul 26, 8:47 AM EDT	Special Weather Statement	OKX	Bergen, Passaic	58 min
Jul 26, 6:14 PM EDT	Severe Thunderstorm Warning	OKX	Bergen, Essex, Passaic	61 min
Jul 26, 6:53 PM EDT	Severe Thunderstorm Warning	OKX	Hudson, Union	97 min
Jul 26, 7:13 PM EDT	Severe Thunderstorm Warning	OKX	Bergen, Essex, Passaic	44 min
Jul 26, 7:51 AM EDT	Special Weather Statement	OKX	Orange, Putnam, Rockland, Westchester	39 min
Jul 26, 6:12 PM EDT	Tornado Warning	OKX	Orange	33 min
Jul 26, 6:17 PM EDT	Special Marine Warning	OKX		7 min
Jul 26, 6:27 PM EDT	Special Marine Warning	OKX		2 hr
Jul 26, 6:28 PM EDT	Special Marine Warning	OKX		2 hr
Jul 26, 7:14 PM EDT	Severe Thunderstorm Warning	OKX	Suffolk	91 min
Jul 26, 7:18 PM EDT	Special Marine Warning	OKX		117 min
Jul 26, 7:43 PM EDT	Special Marine Warning	OKX		92 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 2012 Severe Thunderstorm Warnings in New York, 2012 Every severe thunderstorm warning in 2012

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.