Alert archive / Kentucky / Tornado Warnings in 2017

Tornado Warning 4, NWS Jackson, KY

May 24, 2017Estill County, Jackson County, Rockcastle County, Kentucky

NWS Jackson, KY issued this tornado warning at May 24, 2017, 4:23 PM EDT for Estill County, Jackson County, Rockcastle County, Kentucky. It was in force for 37 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
May 24, 2017, 4:23 PM EDT (20:23 UTC)
Expired
May 24, 2017, 5:00 PM EDT
In force
37 min
Issued by
NWS Jackson, KY
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

Counties Estill County, KY, Jackson County, KY, Rockcastle County, KY

The radar

The Jackson,KY radar (KJKL), 83 km from the middle of the area, began a volume at 20:26 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
May 24, 1:19 PM EDTTornado WatchSPC7 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 8.4 hours before the alert went out and 216 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 2017-05-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 10 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 2017-05-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 28 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
10 J/kg
Mixed-layer CIN
-89 J/kg
Mixed-layer LCL
828 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
28 m²/s²
0-3 km storm-relative helicity
80 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

743 
WFUS53 KJKL 242023
TORJKL
KYC065-109-203-242100-
/O.NEW.KJKL.TO.W.0004.170524T2023Z-170524T2100Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service JACKSON KY
423 PM EDT WED MAY 24 2017

The National Weather Service in JACKSON KY has issued a

* Tornado Warning for...
  Southwestern Estill County in east central Kentucky...
  Northwestern Jackson County in southeastern Kentucky...
  Northern Rockcastle County in south central Kentucky...

* Until 500 PM EDT
    
* At 423 PM EDT, a severe thunderstorm capable of producing a tornado
  was located over Roundstone, or near Mount Vernon, moving northeast
  at 45 mph.

  HAZARD...Tornado and quarter size hail. 

  SOURCE...Radar indicated rotation. 

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely. 

* This dangerous storm will be near...
  Threelinks around 430 PM EDT. 
  Morrill, Clover Bottom, Eglon and Sandgap around 435 PM EDT. 
  Shirley, Hisel, Kerby Knob and Brazil around 440 PM EDT. 
  Locust Branch, Alcorn and Blanton Flats around 445 PM EDT. 
  Jinks around 450 PM EDT. 

Other locations impacted by this tornadic thunderstorm include
Brodhead.

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 outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3748 8442 3748 8437 3754 8435 3753 8430
      3752 8430 3751 8426 3753 8423 3752 8420
      3756 8416 3756 8409 3764 8413 3767 8409
      3757 8395 3732 8429 3744 8446
TIME...MOT...LOC 2023Z 223DEG 39KT 3744 8431 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

SHALLENBERGER
2 follow-up statements
668 
WWUS53 KJKL 242037
SVSJKL

Severe Weather Statement
National Weather Service JACKSON KY
437 PM EDT WED MAY 24 2017

KYC065-109-203-242100-
/O.CON.KJKL.TO.W.0004.000000T0000Z-170524T2100Z/
Estill KY-Jackson KY-Rockcastle KY-
437 PM EDT WED MAY 24 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 500 PM EDT FOR
SOUTHWESTERN ESTILL...NORTHWESTERN JACKSON AND NORTHEASTERN
ROCKCASTLE COUNTIES...
    
At 437 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Shirley, or 13 miles northwest of McKee, moving
northeast at 45 mph.

HAZARD...Tornado and quarter size hail. 

SOURCE...Radar indicated rotation. 

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely. 

This dangerous storm will be near...
  Locust Branch, Alcorn and Blanton Flats around 445 PM EDT. 
  Jinks around 450 PM EDT. 

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 outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3754 8435 3753 8430 3752 8430 3751 8426
      3753 8423 3752 8420 3756 8416 3756 8409
      3764 8413 3767 8409 3756 8396 3755 8398
      3744 8417 3748 8430
TIME...MOT...LOC 2037Z 223DEG 39KT 3756 8417 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

SHALLENBERGER
598 
WWUS53 KJKL 242054
SVSJKL

Severe Weather Statement
National Weather Service JACKSON KY
454 PM EDT WED MAY 24 2017

KYC065-109-203-242103-
/O.EXP.KJKL.TO.W.0004.000000T0000Z-170524T2100Z/
Estill KY-Jackson KY-Rockcastle KY-
454 PM EDT WED MAY 24 2017

...THE TORNADO WARNING FOR SOUTHWESTERN ESTILL...NORTHWESTERN JACKSON
AND NORTHEASTERN ROCKCASTLE COUNTIES WILL EXPIRE AT 500 PM EDT...
        
The storm which prompted the warning has moved out of the area.
Therefore the warning will be allowed to expire.  However gusty winds
and heavy rain are still possible with this thunderstorm.

A tornado watch remains in effect until 800 PM EDT for south central,
southeastern and east central Kentucky.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
JACKSON KY.

LAT...LON 3754 8435 3753 8430 3752 8430 3751 8426
      3753 8423 3752 8420 3756 8416 3756 8409
      3764 8413 3767 8409 3756 8396 3755 8398
      3744 8417 3748 8430
TIME...MOT...LOC 2053Z 223DEG 39KT 3769 8402 

$$

SHALLENBERGER

The office that day

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

IssuedProductOfficeCountiesLasted
May 24, 11:52 AM EDTSpecial Weather StatementJKLBell23 min
May 24, 12:17 PM EDTSpecial Weather StatementJKLHarlan28 min
May 24, 12:39 PM EDTSevere Thunderstorm WarningJKLHarlan, Letcher, Perry23 min
May 24, 1:04 PM EDTSpecial Weather StatementJKLLetcher26 min
May 24, 1:07 PM EDTSpecial Weather StatementJKLFloyd23 min
May 24, 1:12 PM EDTSpecial Weather StatementJKLPike33 min
May 24, 1:28 PM EDTSpecial Weather StatementJKLFloyd, Knott, Letcher, Martin, Pike32 min
May 24, 1:38 PM EDTSevere Thunderstorm WarningJKLMartin, Pike37 min
May 24, 1:56 PM EDTSevere Thunderstorm WarningJKLPike34 min
May 24, 2:01 PM EDTSpecial Weather StatementJKLPike29 min
May 24, 2:28 PM EDTSevere Thunderstorm WarningJKLPike18 min
May 24, 2:29 PM EDTSpecial Weather StatementJKLPike61 min
May 24, 2:33 PM EDTAreal Flood AdvisoryJKLFloyd, Martin, Pike3 hr
May 24, 2:50 PM EDTFlash Flood WarningJKLPike3 hr
May 24, 2:57 PM EDTFlash Flood WarningJKLFloyd, Martin, Pike3 hr
May 24, 3:02 PM EDTSpecial Weather StatementJKLPulaski43 min
May 24, 3:30 PM EDTSevere Thunderstorm WarningJKLPulaski, Rockcastle60 min
May 24, 4:08 PM EDTSevere Thunderstorm WarningJKLEstill, Jackson, Lee, Rockcastle52 min
May 24, 4:57 PM EDTSpecial Weather StatementJKLEstill, Lee, Powell33 min
May 24, 5:28 PM EDTSpecial Weather StatementJKLMenifee, Powell47 min
May 24, 6:09 PM EDTSpecial Weather StatementJKLElliott, Rowan66 min
May 24, 6:34 PM EDTTornado WarningJKLRowan26 min
May 24, 7:20 PM EDTSpecial Weather StatementJKLElliott25 min

Nearby

Tornado Warnings in Kentucky, 2017Every tornado warning in 2017Tornadoes in 2017

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.