Alert archive / Kentucky / Tornado Warnings in 2012

Tornado Warning 44, NWS Jackson, KY

April 26, 20124 counties in Kentucky

NWS Jackson, KY issued this tornado warning at Apr 26, 2012, 6:21 PM EDT for 4 counties in Kentucky. It was in force for 31 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
Apr 26, 2012, 6:21 PM EDT (22:21 UTC)
Expired
Apr 26, 2012, 6:52 PM EDT
In force
31 min
Issued by
NWS Jackson, KY
Area
Storm-based polygon

Counties Harlan County, KY, Leslie County, KY, Letcher County, KY, Perry County, KY

The radar

The Jackson,KY radar (KJKL), 79 km from the middle of the area, began a volume at 22:23 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Apr 26, 3:11 PM EDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 10.4 hours before the alert went out and 288 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, Cncnati-Daytn, OH at 12:00Z on 2012-04-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 970 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, Cncnati-Daytn, OH at 12:00Z on 2012-04-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 171 square meters per square second.19395878Sfc1 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
970 J/kg
Mixed-layer CIN
-63 J/kg
Mixed-layer LCL
461 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
171 m²/s²
0-3 km storm-relative helicity
259 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.6

Open this sounding in Storm Lab

The text

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

610 
WFUS53 KJKL 262221
TORJKL
KYC095-131-133-193-262315-
/O.NEW.KJKL.TO.W.0044.120426T2221Z-120426T2315Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON KY
621 PM EDT THU APR 26 2012

THE NATIONAL WEATHER SERVICE IN JACKSON KY HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN HARLAN COUNTY IN SOUTHEAST KENTUCKY...
  SOUTHEASTERN LESLIE COUNTY IN SOUTHEAST KENTUCKY...
  SOUTHWESTERN LETCHER COUNTY IN SOUTHEAST KENTUCKY...
  SOUTHEASTERN PERRY COUNTY IN SOUTHEAST KENTUCKY...

* UNTIL 715 PM EDT

* AT 609 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED NEAR CAUSEY...OR 10 MILES SOUTHEAST OF HYDEN...
  AND MOVING SOUTHEAST AT 35 MPH. 

* THIS DANGEROUS STORM WILL BE NEAR...
  GILLEY...DELPHIA...NOLANSBURG AND LADEN AROUND 625 PM EDT.
  DIANE...TOTZ...LEONARD AND HIGHSPLINT AROUND 630 PM EDT.
  HIRAM...CREECH...CHAD AND SAND HILL AROUND 635 PM EDT.
  CLUTTS...BENHAM AND CUMBERLAND AROUND 640 PM EDT.

OTHER LOCATIONS IMPACTED BY THIS DANGEROUS STORM INCLUDE DILLON...
SAND HILL...GEORGETOWN AND BLAIR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3694 8344 3717 8326 3701 8280 3697 8286
      3693 8285 3691 8287 3690 8287 3688 8288
      3686 8296 3686 8299 3684 8301 3685 8303
      3685 8307 3683 8309
TIME...MOT...LOC 2216Z 295DEG 29KT 3701 8321

$$

DUSTY
3 follow-up statements
822 
WWUS53 KJKL 262238
SVSJKL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
638 PM EDT THU APR 26 2012

KYC131-193-262248-
/O.CAN.KJKL.TO.W.0044.000000T0000Z-120426T2315Z/
LESLIE KY-PERRY KY-
638 PM EDT THU APR 26 2012

...THE TORNADO WARNING FOR SOUTHEASTERN PERRY AND SOUTHEASTERN LESLIE
COUNTIES IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED 
AREA.

LAT...LON 3692 8339 3695 8330 3700 8323 3702 8318
      3699 8311 3702 8306 3704 8308 3706 8304
      3710 8305 3701 8280 3697 8286 3693 8285
      3689 8288 3686 8299 3684 8301 3685 8307
      3683 8309
TIME...MOT...LOC 2238Z 295DEG 29KT 3693 8301

$$

KYC095-133-262315-
/O.CON.KJKL.TO.W.0044.000000T0000Z-120426T2315Z/
LETCHER KY-HARLAN KY-
638 PM EDT THU APR 26 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN HARLAN AND
SOUTHWESTERN LETCHER COUNTIES UNTIL 715 PM EDT...

AT 636 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR CREECH...OR 17 MILES SOUTHWEST OF
WHITESBURG...MOVING SOUTHEAST AT 35 MPH.

THIS DANGEROUS STORM WILL BE NEAR...
  ROCK HOUSE...LYNCH AND PARTRIDGE AROUND 645 PM EDT.
  BIG BLACK MOUNTAIN AND CLOVER FORK AROUND 650 PM EDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3692 8339 3695 8330 3700 8323 3702 8318
      3699 8311 3702 8306 3704 8308 3706 8304
      3710 8305 3701 8280 3697 8286 3693 8285
      3689 8288 3686 8299 3684 8301 3685 8307
      3683 8309
TIME...MOT...LOC 2238Z 295DEG 29KT 3693 8301

$$

BECKER
430 
WWUS53 KJKL 262247
SVSJKL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
647 PM EDT THU APR 26 2012

KYC133-262257-
/O.CAN.KJKL.TO.W.0044.000000T0000Z-120426T2315Z/
LETCHER KY-
647 PM EDT THU APR 26 2012

...THE TORNADO WARNING FOR SOUTHWESTERN LETCHER COUNTY IS
CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED ACROSS THE WARNED 
AREA.

LAT...LON 3688 8318 3693 8313 3694 8299 3693 8285
      3689 8288 3686 8299 3684 8301 3685 8307
      3683 8309
TIME...MOT...LOC 2247Z 295DEG 29KT 3690 8293

$$

KYC095-262315-
/O.CON.KJKL.TO.W.0044.000000T0000Z-120426T2315Z/
HARLAN KY-
647 PM EDT THU APR 26 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR EAST CENTRAL HARLAN COUNTY
UNTIL 715 PM EDT...

AT 644 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR ROCK HOUSE...OR 16 MILES SOUTHWEST OF
WHITESBURG...MOVING SOUTHEAST AT 35 MPH.

THIS TORNADO WILL AFFECT MAINLY RURAL AREAS OF EAST CENTRAL HARLAN
COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3688 8318 3693 8313 3694 8299 3693 8285
      3689 8288 3686 8299 3684 8301 3685 8307
      3683 8309
TIME...MOT...LOC 2247Z 295DEG 29KT 3690 8293

$$

BECKER
739 
WWUS53 KJKL 262252
SVSJKL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
652 PM EDT THU APR 26 2012

KYC095-262302-
/O.CAN.KJKL.TO.W.0044.000000T0000Z-120426T2315Z/
HARLAN KY-
652 PM EDT THU APR 26 2012

...THE TORNADO WARNING FOR EAST CENTRAL HARLAN COUNTY IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED AND MOVED OUT OF
THE WARNED AREA.

LAT...LON 3688 8318 3693 8313 3694 8299 3693 8285
      3689 8288 3686 8299 3684 8301 3685 8307
      3683 8309
TIME...MOT...LOC 2252Z 295DEG 29KT 3688 8288

$$

BECKER

The office that day

Everything else NWS Jackson, KY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 25, 10:56 PM EDTSevere Thunderstorm WarningJKLClay, Jackson, Laurel, Owsley, Rockcastle34 min
Apr 26, 1:52 AM EDTAreal Flood AdvisoryJKLBath, Elliott, Fleming, Rowan3 hr
Apr 26, 2:40 AM EDTFlash Flood WarningJKLElliott, Fleming, Rowan4 hr
Apr 26, 3:32 AM EDTAreal Flood AdvisoryJKLJohnson, Martin3 hr
Apr 26, 5:52 AM EDTSevere Thunderstorm WarningJKLMcCreary, Pulaski, Wayne38 min
Apr 26, 6:27 AM EDTSevere Thunderstorm WarningJKLBell, Clay, Harlan, Knox, Laurel, Leslie and 2 more48 min
Apr 26, 3:44 PM EDTSevere Thunderstorm WarningJKLBreathitt, Estill, Jackson, Lee, Owsley46 min
Apr 26, 4:09 PM EDTTornado WarningJKLClay, Jackson, Owsley, Rockcastle51 min
Apr 26, 4:37 PM EDTSevere Thunderstorm WarningJKLClay, Knox, Laurel, Pulaski, Rockcastle, Whitley53 min
Apr 26, 4:51 PM EDTSevere Thunderstorm WarningJKLMcCreary, Pulaski, Wayne, Whitley54 min
Apr 26, 4:56 PM EDTSevere Thunderstorm WarningJKLBreathitt, Clay, Jackson, Leslie, Owsley, Perry18 min
Apr 26, 5:00 PM EDTSevere Thunderstorm WarningJKLFloyd, Martin, Pike26 min
Apr 26, 5:04 PM EDTSevere Thunderstorm WarningJKLBreathitt, Floyd, Knott, Letcher, Magoffin, Perry and 1 more29 min
Apr 26, 5:13 PM EDTTornado WarningJKLClay, Jackson, Leslie, Owsley, Perry32 min
Apr 26, 5:28 PM EDTSevere Thunderstorm WarningJKLClay, Knox, Laurel, Pulaski, Whitley47 min
Apr 26, 5:43 PM EDTTornado WarningJKLClay, Harlan, Knott, Leslie, Letcher, Perry47 min
Apr 26, 5:47 PM EDTSevere Thunderstorm WarningJKLMcCreary, Wayne, Whitley43 min
Apr 26, 5:52 PM EDTSevere Thunderstorm WarningJKLMcCreary, Wayne14 min
Apr 26, 5:55 PM EDTSevere Thunderstorm WarningJKLFloyd, Martin, Pike38 min
Apr 26, 6:10 PM EDTTornado WarningJKLBell, Clay, Harlan, Knox, Laurel, Leslie and 1 more51 min
Apr 26, 6:27 PM EDTSevere Thunderstorm WarningJKLBell, McCreary, Whitley22 min

Nearby

Tornado Warnings in Kentucky, 2012Every tornado warning in 2012Tornadoes 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.