Alert archive / Kentucky / Tornado Warnings in 2011

Tornado Warning 29, NWS Jackson, KY

April 27, 20114 counties in Kentucky

NWS Jackson, KY issued this tornado warning at Apr 27, 2011, 6:37 PM EDT for 4 counties in Kentucky. It was in force for 38 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
Apr 27, 2011, 6:37 PM EDT (22:37 UTC)
Expired
Apr 27, 2011, 7:15 PM EDT
In force
38 min
Issued by
NWS Jackson, KY
Area
Storm-based polygon

Counties Bell County, KY, Knox County, KY, McCreary County, KY, Whitley County, KY

The radar

The Knoxville radar (KMRX), 75 km from the middle of the area, began a volume at 22:40 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

TimeReportWhereRemark
Apr 27, 6:43 PM EDTTSTM WND DMGPleasant View, KYLIMBS...3 TO 4 INCH IN DIAMETER...BLOWN DOWN.
Apr 27, 6:48 PM EDTHAIL 0.75Mountain Ash, KY
Apr 27, 7:02 PM EDTFUNNEL CLOUDFonde, KY

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.

IssuedProductOfficeLasted
Apr 27, 5:44 PM EDTTornado WatchSPC7 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 10.6 hours before the alert went out and 244 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, Nashville Metro, TN at 12:00Z on 2011-04-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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, Nashville Metro, TN at 12:00Z on 2011-04-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -84 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
714 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
-84 m²/s²
0-3 km storm-relative helicity
-38 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.

263 
WFUS53 KJKL 272237
TORJKL
KYC013-121-147-235-272315-
/O.NEW.KJKL.TO.W.0029.110427T2237Z-110427T2315Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON KY
637 PM EDT WED APR 27 2011

THE NATIONAL WEATHER SERVICE IN JACKSON KY HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN BELL COUNTY IN SOUTHEAST KENTUCKY...
  KNOX COUNTY IN SOUTHEAST KENTUCKY...
  SOUTHEASTERN MCCREARY COUNTY IN SOUTH CENTRAL KENTUCKY...
  SOUTHEASTERN WHITLEY COUNTY IN SOUTH CENTRAL KENTUCKY...

* 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 ZION HILL...OR 14 MILES SOUTH OF
  WILLIAMSBURG...AND MOVING NORTHEAST AT 60 MPH.

* LOCATIONS IMPACTED INCLUDE...
  WILLIAMSBURG...MIDDLESBORO...BARBOURVILLE...PINEVILLE...ZION
  HILL...AYERS...JELLICO CREEK...FAIRVIEW...RED ASH...LOT...SAXTON...
  MOUNTAIN ASH...BON...PLEASANT VIEW...EMLYN...PACKARD...POLLY
  CAMP...WILKERSON...YADEN AND SUTTONS MILL.

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 3660 8444 3697 8389 3664 8359 3662 8367
      3658 8371
TIME...MOT...LOC 2237Z 231DEG 53KT 3655 8422

$$

ABE
3 follow-up statements
726 
WWUS53 KJKL 272253
SVSJKL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
653 PM EDT WED APR 27 2011

KYC147-272303-
/O.CAN.KJKL.TO.W.0029.000000T0000Z-110427T2315Z/
MCCREARY KY-
653 PM EDT WED APR 27 2011

...THE TORNADO WARNING FOR SOUTHEASTERN MCCREARY COUNTY IS
CANCELLED...

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

LAT...LON 3659 8417 3679 8409 3697 8389 3664 8359
      3662 8367 3658 8371
TIME...MOT...LOC 2253Z 231DEG 53KT 3670 8399

$$

KYC013-121-235-272315-
/O.CON.KJKL.TO.W.0029.000000T0000Z-110427T2315Z/
KNOX KY-WHITLEY KY-BELL KY-
653 PM EDT WED APR 27 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHWESTERN BELL...
SOUTHEASTERN WHITLEY AND KNOX COUNTIES UNTIL 715 PM EDT...

AT 650 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR POLLY CAMP...OR 9 MILES SOUTHEAST OF
WILLIAMSBURG...MOVING NORTHEAST AT 60 MPH.

THIS DANGEROUS STORM WILL BE NEAR...
  HUBBS...BRYANTS STORE...WARREN AND KAYJAY AROUND 700 PM EDT.
  MYRICK...HIMYAR...AVIS AND TROSPER AROUND 705 PM EDT.
  OLD FLAT LICK...FLAT LICK...BAUGHMAN AND FOURMILE AROUND 710 PM
  EDT.

OTHER LOCATIONS IMPACTED BY THIS TORNADO INCLUDE PROVIDENCE.

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 3659 8417 3679 8409 3697 8389 3664 8359
      3662 8367 3658 8371
TIME...MOT...LOC 2253Z 231DEG 53KT 3670 8399

$$

GREIF
826 
WWUS53 KJKL 272304
SVSJKL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
704 PM EDT WED APR 27 2011

KYC013-121-235-272315-
/O.CON.KJKL.TO.W.0029.000000T0000Z-110427T2315Z/
KNOX KY-WHITLEY KY-BELL KY-
704 PM EDT WED APR 27 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHWESTERN BELL...
SOUTHEASTERN WHITLEY AND KNOX COUNTIES UNTIL 715 PM EDT...

AT 659 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR PRUDEN...OR 11 MILES WEST OF MIDDLESBORO...
MOVING EAST AT 50 MPH.

THIS DANGEROUS STORM WILL BE NEAR...
  BINGHAMTOWN...NOETOWN...MIDDLESBORO AND INGRAM AROUND 710 PM EDT.
  MELDRUM...FERNDALE...CLEAR CREEK SPRINGS AND HUTCH AROUND 715 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 3659 8404 3681 8402 3697 8389 3664 8359
      3662 8367 3658 8371
TIME...MOT...LOC 2304Z 251DEG 42KT 3663 8385

$$

GREIF
392 
WWUS53 KJKL 272320
SVSJKL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
720 PM EDT WED APR 27 2011

KYC013-121-235-272330-
/O.EXP.KJKL.TO.W.0029.000000T0000Z-110427T2315Z/
KNOX KY-WHITLEY KY-BELL KY-
720 PM EDT WED APR 27 2011

...THE TORNADO WARNING FOR SOUTHWESTERN BELL...SOUTHEASTERN WHITLEY
AND KNOX COUNTIES HAS EXPIRED...

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

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A TORNADO 
WATCH REMAINS IN EFFECT UNTIL 1 AM EDT.

LAT...LON 3659 8404 3681 8402 3697 8389 3664 8359
      3662 8367 3658 8371
TIME...MOT...LOC 2304Z 251DEG 42KT 3663 8385

$$

GREIF

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 27, 8:27 AM EDTSevere Thunderstorm WarningJKLPulaski, Wayne33 min
Apr 27, 8:36 AM EDTTornado WarningJKLWayne24 min
Apr 27, 8:53 AM EDTTornado WarningJKLPulaski, Wayne38 min
Apr 27, 9:16 AM EDTSevere Thunderstorm WarningJKLEstill, Jackson, Laurel, Pulaski, Rockcastle44 min
Apr 27, 9:24 AM EDTSevere Thunderstorm WarningJKLLaurel, McCreary, Whitley51 min
Apr 27, 10:02 AM EDTSevere Thunderstorm WarningJKLClay, Jackson, Laurel43 min
Apr 27, 5:23 PM EDTSevere Thunderstorm WarningJKLKnox, Laurel, McCreary, Whitley37 min
Apr 27, 5:44 PM EDTTornado WarningJKLBell, Knox, McCreary, Whitley46 min
Apr 27, 7:03 PM EDTFlash Flood WarningJKLBell, Knox, McCreary, Whitley6 hr
Apr 27, 7:07 PM EDTTornado WarningJKLBell, Harlan, Leslie38 min
Apr 27, 7:22 PM EDTSevere Thunderstorm WarningJKLMcCreary, Pulaski, Wayne, Whitley38 min
Apr 27, 7:29 PM EDTAreal Flood AdvisoryJKLBath, Clay, Estill, Fleming, Jackson, Knox and 13 more6 hr
Apr 27, 7:42 PM EDTTornado WarningJKLBell, Harlan, Leslie, Letcher, Perry48 min
Apr 27, 7:51 PM EDTFlash Flood WarningJKLKnox, Laurel, McCreary, Whitley6 hr

Nearby

Tornado Warnings in Kentucky, 2011Every tornado warning in 2011Tornadoes 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.