Alert archive / Kentucky / Tornado Warnings in 2015

Tornado Warning 4, NWS Jackson, KY

April 7, 20154 counties in Kentucky

NWS Jackson, KY issued this tornado warning at Apr 7, 2015, 7:55 PM EDT for 4 counties in Kentucky. It was in force for 35 min. 2 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 7, 2015, 7:55 PM EDT (23:55 UTC)
Expired
Apr 7, 2015, 8:30 PM EDT
In force
35 min
Issued by
NWS Jackson, KY
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Breathitt County, KY, Estill County, KY, Lee County, KY, Wolfe County, KY

The radar

The Jackson,KY radar (KJKL), 33 km from the middle of the area, began a volume at 23:55 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 7, 8:00 PM EDTTSTM WND DMGCrystal, KYTREES DOWN ALONG HWY 52 NEAR HATTON HOLLOW HILL.
Apr 7, 8:15 PM EDTTSTM WND DMGPrimrose, KYTREES DOWN ON HWY 52.

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 7, 6:58 PM EDTSevere Thunderstorm WatchSPC2 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 11.9 hours before the alert went out and 194 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 2015-04-07Temperature 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, Cncnati-Daytn, OH at 12:00Z on 2015-04-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 187 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
631 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
187 m²/s²
0-3 km storm-relative helicity
211 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

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

181 
WFUS53 KJKL 072355
TORJKL
KYC025-065-129-237-080030-
/O.NEW.KJKL.TO.W.0004.150407T2355Z-150408T0030Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON KY
755 PM EDT TUE APR 7 2015

THE NATIONAL WEATHER SERVICE IN JACKSON KY HAS ISSUED A

* TORNADO WARNING FOR...
  LEE COUNTY IN SOUTHEASTERN KENTUCKY...
  NORTHWESTERN BREATHITT COUNTY IN SOUTHEASTERN KENTUCKY...
  SOUTHWESTERN WOLFE COUNTY IN SOUTHEASTERN KENTUCKY...
  SOUTHEASTERN ESTILL COUNTY IN EAST CENTRAL KENTUCKY...

* UNTIL 830 PM EDT
    
* AT 754 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED OVER CRYSTAL...OR 7 MILES EAST OF IRVINE...
  MOVING EAST AT 30 MPH.

  HAZARD...TORNADO. 

  SOURCE...RADAR INDICATED ROTATION. 

  IMPACT...MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE TO 
           ROOFS...WINDOWS AND VEHICLES WILL OCCUR. FLYING DEBRIS 
           WILL BE DEADLY TO PEOPLE AND ANIMALS. TREE DAMAGE IS 
           LIKELY. 

* LOCATIONS IMPACTED INCLUDE...
  JACKSON...BEATTYVILLE...CAMPTON...SIMPSON...MALAGA...SEWELL...
  LANE...WILLOW SHOALS...VADA...PITTS...ST. HELENS...ZACHARIAH...
  PATSEY...FIXER...VANCLEVE...GILMORE...FITCHBURG...ROGERS...AIREDALE
  AND YEADON.

THIS INCLUDES BERT T. COMBS MOUNTAIN PARKWAY BETWEEN MILE MARKERS 41
AND 56.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3753 8338 3760 8391 3774 8391 3775 8377
      3773 8375 3773 8373 3772 8372 3772 8371
      3775 8369 3776 8336
TIME...MOT...LOC 2354Z 273DEG 24KT 3766 8383 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

JP
1 follow-up statement
254 
WWUS53 KJKL 080025
SVSJKL

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON KY
825 PM EDT TUE APR 7 2015

KYC065-080034-
/O.CAN.KJKL.TO.W.0004.000000T0000Z-150408T0030Z/
ESTILL KY-
825 PM EDT TUE APR 7 2015

...THE TORNADO WARNING FOR SOUTHEASTERN ESTILL COUNTY IS CANCELLED...
    
THE TORNADIC THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF 
ESTILL COUNTY. THEREFORE THE WARNING HAS BEEN CANCELLED.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EDT FOR
SOUTHEASTERN KENTUCKY.

LAT...LON 3753 8338 3758 8374 3762 8371 3767 8370
      3769 8370 3772 8372 3772 8371 3775 8369
      3776 8336
TIME...MOT...LOC 0024Z 273DEG 24KT 3765 8357 

$$

KYC025-129-237-080030-
/O.CON.KJKL.TO.W.0004.000000T0000Z-150408T0030Z/
LEE KY-BREATHITT KY-WOLFE KY-
825 PM EDT TUE APR 7 2015

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM EDT FOR
NORTHEASTERN LEE...NORTHWESTERN BREATHITT AND SOUTHWESTERN WOLFE
COUNTIES...
    
AT 824 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED OVER FLAT...OR NEAR CAMPTON...MOVING EAST AT 30 MPH.

HAZARD...TORNADO. 

SOURCE...RADAR INDICATED ROTATION. 

IMPACT...MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE TO 
         ROOFS...WINDOWS AND VEHICLES WILL OCCUR. FLYING DEBRIS WILL 
         BE DEADLY TO PEOPLE AND ANIMALS. TREE DAMAGE IS LIKELY. 

LOCATIONS IMPACTED INCLUDE...
JACKSON...BEATTYVILLE...CAMPTON...SIMPSON...MALAGA...SEWELL...LANE...
VADA...ST. HELENS...ZACHARIAH...VANCLEVE...GILMORE...ROGERS...
AIREDALE...YEADON...OAKDALE...BAPTIST...ELKATAWA...FIVEMILE AND
STANDING ROCK.

THIS INCLUDES BERT T. COMBS MOUNTAIN PARKWAY BETWEEN MILE MARKERS 41
AND 56.
 
LAT...LON 3753 8338 3758 8374 3762 8371 3767 8370
      3769 8370 3772 8372 3772 8371 3775 8369
      3776 8336
TIME...MOT...LOC 0024Z 273DEG 24KT 3765 8357 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

JP

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 7, 9:49 AM EDTAreal Flood AdvisoryJKLBell, Harlan, Knox, Laurel, McCreary, Pulaski and 2 more3 hr
Apr 7, 9:59 AM EDTFlash Flood WarningJKLBell, Knox, Laurel, Whitley3 hr
Apr 7, 12:40 PM EDTAreal Flood AdvisoryJKLBath, Elliott, Estill, Fleming, Menifee, Montgomery and 4 more6 hr
Apr 7, 12:46 PM EDTSpecial Weather StatementJKLBath, Menifee, Montgomery, Morgan44 min
Apr 7, 6:03 PM EDTFlash Flood WatchJKLBath, Bell, Breathitt, Clay, Elliott, Estill and 27 more6 hr
Apr 7, 6:50 PM EDTTornado WarningJKLEstill, Jackson25 min
Apr 7, 7:10 PM EDTTornado WarningJKLEstill, Jackson, Lee50 min
Apr 7, 7:19 PM EDTSevere Thunderstorm WarningJKLJackson, Laurel, Pulaski, Rockcastle56 min
Apr 7, 7:23 PM EDTSevere Thunderstorm WarningJKLBath, Estill, Lee, Menifee, Montgomery, Morgan and 3 more52 min
Apr 7, 7:35 PM EDTFlash Flood WarningJKLBath, Menifee, Montgomery6 hr
Apr 7, 7:57 PM EDTFlash Flood WarningJKLEstill, Jackson, Lee, Owsley, Powell, Wolfe6 hr

Nearby

Tornado Warnings in Kentucky, 2015Every tornado warning in 2015Tornadoes in 2015

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.