Alert archive / New York / Tornado Warnings in 2007

Tornado Warning 4, NWS New York, NY

August 8, 2007Kings County, Nassau County, Queens County, New York

NWS New York, NY issued this tornado warning at Aug 8, 2007, 6:50 AM EDT for Kings County, Nassau County, Queens County, New York. It was in force for 25 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
Aug 8, 2007, 6:50 AM EDT (10:50 UTC)
Expired
Aug 8, 2007, 7:15 AM EDT
In force
25 min
Issued by
NWS New York, NY
Area
Counties, with a storm outline in the text

Counties Kings County, NY, Nassau County, NY, Queens County, NY

The radar

The Brookhaven radar (KOKX), 81 km from the middle of the area, began a volume at 10:52 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, 10.8 hours before the alert went out and 81 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 2007-08-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 98 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 2007-08-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 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
98 J/kg
Mixed-layer CIN
-237 J/kg
Mixed-layer LCL
1372 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
30 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 
WFUS51 KOKX 081050
TOROKX
NYC047-059-081-081115-
/O.NEW.KOKX.TO.W.0004.070808T1050Z-070808T1115Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE UPTON NY
650 AM EDT WED AUG 8 2007

THE NATIONAL WEATHER SERVICE IN UPTON NY HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN QUEENS COUNTY IN SOUTHEAST NEW YORK...
  SOUTHWESTERN NASSAU COUNTY IN SOUTHEAST NEW YORK...
  EASTERN KINGS COUNTY IN SOUTHEAST NEW YORK...

* UNTIL 715 AM EDT...

* AT 644 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR CANARSIE...
  OR ABOUT NEAR CROWN HEIGHTS...MOVING EAST AT 15 MPH.

* THE TORNADO WILL BE NEAR...
  JAMAICA BY 700 AM...
  KENNEDY AIRPORT BY 705 AM...
  CEDARHURST BY 710 AM...
  WOODMERE...VALLEY STREAM...LYNBROOK AND ATLANTIC BEACH BY 715 AM.

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.

HEAVY RAINFALL MAY OBSCURE THIS TORNADO. TAKE COVER NOW IF YOU WAIT
TO SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE PLACE.

LAT...LON 4071 7391 4062 7394 4056 7361 4070 7358

$$

GOODMAN
2 follow-up statements
000 
WWUS51 KOKX 081103
SVSOKX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE UPTON NY
703 AM EDT WED AUG 8 2007

NYC047-081113-
/O.CAN.KOKX.TO.W.0004.000000T0000Z-070808T1115Z/
KINGS NY-
703 AM EDT WED AUG 8 2007

...THE TORNADO WARNING FOR KINGS COUNTY IS CANCELLED...

LAT...LON 4062 7385 4060 7384 4062 7368 4069 7370

$$

NYC059-081-081115-
/O.CON.KOKX.TO.W.0004.000000T0000Z-070808T1115Z/
NASSAU NY-QUEENS NY-
703 AM EDT WED AUG 8 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 715 AM EDT FOR
SOUTHEASTERN QUEENS AND SOUTHWESTERN NASSAU COUNTIES...

AT 659 AM...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A POSSIBLE TORNADO. THIS TORNADO WAS LOCATED JUST SOUTHWEST 
OF KENNEDY AIRPORT...MOVING NORTHEAST AT 20 MPH. 

THE TORNADO WILL BE NEAR...
  KENNEDY AIRPORT...INWOOD AND CEDARHURST BY 710 AM...
  VALLEY STREAM...WOODMERE AND HEWLETT BY 715 AM...

HEAVY RAINFALL MAY OBSCURE THIS TORNADO. TAKE COVER NOW IF YOU WAIT
TO SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE PLACE.

LAT...LON 4062 7385 4060 7384 4062 7368 4069 7370

$$

GOODMAN
000 
WWUS51 KOKX 081121
SVSOKX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE UPTON NY
720 AM EDT WED AUG 8 2007

NYC059-081-081130-
/O.EXP.KOKX.TO.W.0004.000000T0000Z-070808T1115Z/
NASSAU NY-QUEENS NY-
720 AM EDT WED AUG 8 2007

...THE TORNADO WARNING FOR SOUTHEASTERN QUEENS AND SOUTHWESTERN
NASSAU COUNTIES EXPIRES AT 715 AM EDT...

THE STORM HAS MOVED INTO NASSAU COUNTY AND DOES NOT APPEAR CAPABLE 
OF PRODUCING A TORNADO AT THIS TIME. HOWEVER...IT MAY STILL PRODUCE 
WIND GUSTS UP TO 50 MPH. 

LAT...LON 4062 7385 4060 7384 4062 7368 4069 7370

$$

GOODMAN

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 8, 3:56 AM EDTHeat AdvisoryOKXBronx, Kings, New York, Richmond14 hr
Aug 8, 6:08 AM EDTFlash Flood WarningOKXBronx, New York2 hr
Aug 8, 6:08 AM EDTFlash Flood WarningOKXBronx, Kings, New York, Queens, Richmond2 hr
Aug 8, 6:28 AM EDTTornado WarningOKXKings, Richmond32 min
Aug 8, 6:30 AM EDTSpecial Marine WarningOKX30 min
Aug 8, 7:32 AM EDTSpecial Marine WarningOKX43 min
Aug 8, 8:10 AM EDTSpecial Marine WarningOKX65 min
Aug 8, 9:10 AM EDTSpecial Marine WarningOKX33 min
Aug 8, 9:13 AM EDTSpecial Marine WarningOKX82 min

Nearby

Tornado Warnings in New York, 2007Every tornado warning in 2007Tornadoes in 2007

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.