Alert archive / Kentucky / Tornado Warnings in 2012

Tornado Warning 45, NWS Jackson, KY

September 5, 2012Knox County, McCreary County, Whitley County, Kentucky

NWS Jackson, KY issued this tornado warning at Sep 5, 2012, 7:56 PM EDT for Knox County, McCreary County, Whitley County, Kentucky. It was in force for 49 min. 1 report 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
Sep 5, 2012, 7:56 PM EDT (23:56 UTC)
Expired
Sep 5, 2012, 8:45 PM EDT
In force
49 min
Issued by
NWS Jackson, KY
Area
Storm-based polygon

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

The radar

The Jackson,KY radar (KJKL), 102 km from the middle of the area, began a volume at 23:57 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
Sep 5, 8:00 PM EDTTSTM WND DMG1 S Corbin, KYTREES BLOWN DOWN IN THE COMMUNITY OF OAK GROVE ON HIGH TOP ROAD. POSSIBLE TORNADO.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 11.9 hours before the alert went out and 240 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 2012-09-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1484 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 2012-09-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 26 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
1484 J/kg
Mixed-layer CIN
-11 J/kg
Mixed-layer LCL
486 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
26 m²/s²
0-3 km storm-relative helicity
76 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.

167 
WFUS53 KJKL 052356
TORJKL
KYC121-147-235-060045-
/O.NEW.KJKL.TO.W.0045.120905T2356Z-120906T0045Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON KY
756 PM EDT WED SEP 5 2012

THE NATIONAL WEATHER SERVICE IN JACKSON KY HAS ISSUED A

* TORNADO WARNING FOR...
  KNOX COUNTY IN SOUTHEAST KENTUCKY...
  NORTHEASTERN MCCREARY COUNTY IN SOUTH CENTRAL KENTUCKY...
  NORTHERN WHITLEY COUNTY IN SOUTH CENTRAL KENTUCKY...

* UNTIL 845 PM EDT

* AT 753 PM EDT...TRAINED WEATHER SPOTTERS REPORTED A FUNNEL CLOUD
  NEAR CUMBERLAND FALLS S.P....OR 10 MILES NORTHEAST OF WHITLEY CITY.
  A TORNADO MAY DEVELOP AT ANY TIME. DOPPLER RADAR SHOWED THIS
  DANGEROUS STORM MOVING EAST AT 25 MPH.

* THIS DANGEROUS STORM WILL BE NEAR...
  KRUPP AND BARK CAMP AROUND 805 PM EDT.
  CLIO...YOUNGS CREEK...LIBERTY AND REDBIRD AROUND 810 PM EDT.
  WALDEN...DEERING...GOLDBUG AND RYE AROUND 815 PM EDT.
  WOFFORD AROUND 820 PM EDT.
  ROCKHOLDS...FABER AND BARTON AROUND 825 PM EDT.
  WOODBINE AROUND 830 PM EDT.

OTHER LOCATIONS IMPACTED BY THIS DANGEROUS STORM INCLUDE LIBERTY...
SILER AND 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.

THIS LINE OF THUNDERSTORMS IS CAPABLE OF PRODUCING TORNADOES AND
WIDESPREAD SIGNIFICANT WIND DAMAGE. DO NOT WAIT TO SEE OR HEAR THE
TORNADO. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST
FLOOR OF YOUR HOME OR BUSINESS.

&&

LAT...LON 3673 8442 3691 8445 3695 8419 3694 8418
      3695 8416 3696 8410 3695 8410 3697 8408
      3698 8397 3698 8396 3698 8395 3701 8378
      3683 8372
TIME...MOT...LOC 2356Z 262DEG 21KT 3683 8432

$$

GREIF
3 follow-up statements
393 
WWUS53 KJKL 060013
SVSJKL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
813 PM EDT WED SEP 5 2012

KYC147-060023-
/O.CAN.KJKL.TO.W.0045.000000T0000Z-120906T0045Z/
MCCREARY KY-
813 PM EDT WED SEP 5 2012

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

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

LAT...LON 3676 8418 3692 8412 3698 8393 3701 8378
      3683 8372
TIME...MOT...LOC 0013Z 262DEG 21KT 3687 8388

$$

KYC121-235-060045-
/O.CON.KJKL.TO.W.0045.000000T0000Z-120906T0045Z/
KNOX KY-WHITLEY KY-
813 PM EDT WED SEP 5 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR CENTRAL WHITLEY AND
CENTRAL KNOX COUNTIES UNTIL 845 PM EDT...

AT 810 PM EDT...TRAINED WEATHER SPOTTERS REPORTED A FUNNEL CLOUD. 
THIS POSSIBLE TORNADO WAS LOCATED NEAR PROVIDENCE...OR NEAR 
BARBOURVILLE...MOVING EAST AT 25 MPH.

THE  DEVELOPING TORNADO WILL BE NEAR...
  BIMBLE...YEAGER...HINKLE AND HIMYAR AROUND 820 PM EDT.
  BAUGHMAN AND OLD FLAT LICK AROUND 825 PM EDT.
  DEWITT AROUND 830 PM EDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

HEAVY RAINFALL MAY HIDE THIS TORNADO. DO NOT WAIT TO SEE OR HEAR THE
TORNADO. TAKE COVER NOW.

&&

LAT...LON 3676 8418 3692 8412 3698 8393 3701 8378
      3683 8372
TIME...MOT...LOC 0013Z 262DEG 21KT 3687 8388

$$

GREIF
480 
WWUS53 KJKL 060026
SVSJKL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
826 PM EDT WED SEP 5 2012

KYC121-235-060045-
/O.CON.KJKL.TO.W.0045.000000T0000Z-120906T0045Z/
KNOX KY-WHITLEY KY-
826 PM EDT WED SEP 5 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR CENTRAL WHITLEY AND
CENTRAL KNOX COUNTIES UNTIL 845 PM EDT...

AT 823 PM EDT...TRAINED WEATHER SPOTTERS REPORTED A FUNNEL CLOUD. 
THIS POSSIBLE TORNADO WAS LOCATED NEAR BIMBLE...OR NEAR 
BARBOURVILLE...MOVING EAST AT 25 MPH.

THIS POTENTIAL TORNADO WILL AFFECT MAINLY RURAL AREAS OF CENTRAL 
KNOX AND CENTRAL WHITLEY COUNTIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

HEAVY RAINFALL MAY HIDE THIS TORNADO. DO NOT WAIT TO SEE OR HEAR THE
TORNADO. TAKE COVER NOW.

&&

LAT...LON 3677 8412 3680 8412 3688 8398 3693 8388
      3697 8377 3683 8372
TIME...MOT...LOC 0026Z 262DEG 21KT 3688 8379

$$

GREIF
733 
WWUS53 KJKL 060039
SVSJKL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
839 PM EDT WED SEP 5 2012

KYC121-235-060049-
/O.EXP.KJKL.TO.W.0045.000000T0000Z-120906T0045Z/
KNOX KY-WHITLEY KY-
839 PM EDT WED SEP 5 2012

...THE TORNADO WARNING FOR CENTRAL WHITLEY AND CENTRAL KNOX COUNTIES
WILL EXPIRE AT 845 PM EDT...

THE STORMS WHICH PROMPTED THE WARNING HAVE WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR 
PROPERTY...HOWEVER HEAVY RAIN AND GUSTY WINDS ARE STILL POSSIBLE 
WITH THESE THUNDERSTORMS.

LAT...LON 3677 8412 3680 8412 3688 8398 3693 8388
      3697 8377 3683 8372
TIME...MOT...LOC 0039Z 262DEG 21KT 3689 8370

$$

GREIF

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 5, 6:42 AM EDTAreal Flood AdvisoryJKLHarlan108 min
Sep 5, 6:59 AM EDTFlash Flood WarningJKLHarlan116 min
Sep 5, 2:53 PM EDTAreal Flood AdvisoryJKLPowell2 hr
Sep 5, 7:17 PM EDTAreal Flood AdvisoryJKLBreathitt4 hr
Sep 5, 7:29 PM EDTFlash Flood WarningJKLBreathitt4 hr

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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.