Alert archive / New York / Tornado Warnings in 2012

Tornado Warning 3, NWS New York, NY

August 10, 2012Suffolk County, New York

NWS New York, NY issued this tornado warning at Aug 10, 2012, 1:56 PM EDT for Suffolk County, New York. It was in force for 19 min. 5 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: Aug 10, 2012, 1:56 PM EDT (17:56 UTC)
Expired: Aug 10, 2012, 2:15 PM EDT
In force: 19 min
Issued by: NWS New York, NY
Area: Storm-based polygon

County Suffolk County, NY

The radar

The Brookhaven radar (KOKX), 28 km from the middle of the area, began a volume at 17:56 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
Aug 10, 1:56 PM EDT	TSTM WND DMG	Oakdale, NY	TREES DOWN ONTO HOUSES AND CARS ALONG IDLE HOUR BLVD IN OAKDALE. TIME ESTIMATED BASED ON RADAR.
Aug 10, 2:00 PM EDT	TSTM WND DMG	Bohemia, NY	DOZENS OF TREES DOWN IN BOHEMIA ACCORDING TO WCBS. TIME ESTIMATED FROM RADAR.
Aug 10, 2:05 PM EDT	TSTM WND DMG	Great River, NY	WIRES DOWN ON WIDGEN COURT OFF OF RIVER ROAD.
Aug 10, 2:06 PM EDT	TORNADO	Great River, NY	WIRES DOWN ON WIDGEN COURT OFF OF RIVER ROAD.
Aug 10, 2:11 PM EDT	TORNADO	Bohemia, NY	DOZENS OF TREES DOWN.

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, 5.9 hours before the alert went out and 28 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: 1737 J/kg
Mixed-layer CIN: -2 J/kg
Mixed-layer LCL: 539 m above ground
0-6 km bulk shear: 36 kt
0-1 km storm-relative helicity: 79 m²/s²
0-3 km storm-relative helicity: 112 m²/s²
Significant tornado parameter: 0.6
Supercell composite: 3.7

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

002 
WFUS51 KOKX 101756
TOROKX
NYC103-101815-
/O.NEW.KOKX.TO.W.0003.120810T1756Z-120810T1815Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW YORK NY
156 PM EDT FRI AUG 10 2012

THE NATIONAL WEATHER SERVICE IN UPTON NY HAS ISSUED A

* TORNADO WARNING FOR...
  SUFFOLK COUNTY IN SOUTHEAST NEW YORK...

* UNTIL 215 PM EDT...

* AT 152 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR EAST
  ISLIP...OR NEAR ISLIP...MOVING NORTH AT 25 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  OAKDALE...ISLIP TERRACE...CONNECTQUOT RIVER AND BOHEMIA

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

&&

LAT...LON 4070 7319 4079 7318 4079 7307 4072 7310
      4072 7312 4070 7314
TIME...MOT...LOC 1756Z 193DEG 21KT 4073 7315

$$
SEARS

2 follow-up statements

438 
WWUS51 KOKX 101802
SVSOKX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
202 PM EDT FRI AUG 10 2012

NYC103-101815-
/O.CON.KOKX.TO.W.0003.000000T0000Z-120810T1815Z/
SUFFOLK NY-
202 PM EDT FRI AUG 10 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 215 PM EDT FOR SUFFOLK
COUNTY...

AT 200 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR CONNECTQUOT 
RIVER...MOVING NORTH AT 25 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
HOLBROOK

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

&&

LAT...LON 4072 7317 4079 7318 4079 7307 4072 7310
      4072 7312 4072 7315
TIME...MOT...LOC 1802Z 194DEG 22KT 4078 7313

$$
SEARS

941 
WWUS51 KOKX 101808
SVSOKX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
208 PM EDT FRI AUG 10 2012

NYC103-101817-
/O.EXP.KOKX.TO.W.0003.000000T0000Z-120810T1815Z/
SUFFOLK NY-
208 PM EDT FRI AUG 10 2012

...THE TORNADO WARNING FOR SUFFOLK COUNTY WILL EXPIRE AT 215 PM
EDT...

THE STORM THAT WARRANTED THE ISSUANCE HAS WEAKENED AND MOVED OUT OF 
THE WARNED AREA. 

LAT...LON 4072 7317 4079 7318 4079 7307 4072 7310
      4072 7312 4072 7315
TIME...MOT...LOC 1807Z 194DEG 22KT 4081 7312

$$
SEARS

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 10, 3:55 AM EDT	Small Craft Advisory	OKX		30 hr
Aug 10, 9:47 AM EDT	Areal Flood Advisory	OKX	Orange	58 min
Aug 10, 10:24 AM EDT	Areal Flood Advisory	OKX	Putnam, Westchester	51 min
Aug 10, 10:49 AM EDT	Areal Flood Advisory	OKX	Bronx, Kings, Nassau, New York, Orange, Queens and 3 more	116 min
Aug 10, 11:02 AM EDT	Areal Flood Advisory	OKX	Bronx, Kings, Nassau, New York, Orange, Queens and 3 more	103 min
Aug 10, 11:48 AM EDT	Areal Flood Advisory	OKX	Nassau	87 min
Aug 10, 12:09 PM EDT	Areal Flood Advisory	OKX	Putnam, Westchester	81 min
Aug 10, 12:48 PM EDT	Areal Flood Advisory	OKX	Bronx, Kings, Nassau, New York, Queens, Richmond	57 min
Aug 10, 12:53 PM EDT	Areal Flood Advisory	OKX	Orange, Rockland	52 min
Aug 10, 1:03 PM EDT	Special Marine Warning	OKX		27 min
Aug 10, 1:18 PM EDT	Areal Flood Advisory	OKX	Nassau, Suffolk	87 min
Aug 10, 1:21 PM EDT	Special Weather Statement	OKX	Nassau	54 min
Aug 10, 1:33 PM EDT	Tornado Warning	OKX	Suffolk	8 min
Aug 10, 1:47 PM EDT	Areal Flood Advisory	OKX	Putnam, Westchester	58 min
Aug 10, 2:00 PM EDT	Flash Flood Warning	OKX	Suffolk	2 hr
Aug 10, 2:11 PM EDT	Special Marine Warning	OKX		64 min
Aug 10, 2:14 PM EDT	Special Marine Warning	OKX		61 min
Aug 10, 2:23 PM EDT	Special Weather Statement	OKX	Suffolk	52 min
Aug 10, 2:24 PM EDT	Areal Flood Advisory	OKX	Suffolk	81 min
Aug 10, 2:47 PM EDT	Flash Flood Warning	OKX	Suffolk	88 min
Aug 10, 3:07 PM EDT	Special Marine Warning	OKX		23 min
Aug 10, 3:10 PM EDT	Special Marine Warning	OKX		35 min
Aug 10, 3:16 PM EDT	Special Marine Warning	OKX		59 min
Aug 10, 3:19 PM EDT	Tornado Warning	OKX	Suffolk	26 min
Aug 10, 3:47 PM EDT	Special Marine Warning	OKX		43 min
Aug 10, 4:18 PM EDT	Special Marine Warning	OKX		57 min
Aug 10, 5:08 PM EDT	Areal Flood Advisory	OKX	Rockland	112 min

Nearby

Tornado Warnings in New York, 2012 Every tornado warning in 2012 Tornadoes 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.