Alert archive / Kentucky / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 38, NWS Jackson, KY

June 13, 2021Laurel County, Pulaski County, Rockcastle County, Kentucky

NWS Jackson, KY issued this severe thunderstorm warning at Jun 13, 2021, 7:14 PM EDT for Laurel County, Pulaski County, Rockcastle County, 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
Jun 13, 2021, 7:14 PM EDT (23:14 UTC)
Expired
Jun 13, 2021, 7:45 PM EDT
In force
31 min
Issued by
NWS Jackson, KY
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Laurel County, KY, Pulaski County, KY, Rockcastle County, KY

The radar

The Jackson,KY radar (KJKL), 111 km from the middle of the area, began a volume at 23:13 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 nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 11.2 hours before the alert went out and 224 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 2021-06-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1410 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 2021-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 28 square meters per square second.1939Sfc1 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
1410 J/kg
Mixed-layer CIN
-60 J/kg
Mixed-layer LCL
1150 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
28 m²/s²
0-3 km storm-relative helicity
23 m²/s²
Significant tornado parameter
0.2
Supercell composite
0.8

Open this sounding in Storm Lab

The text

As transmitted.

302 
WUUS53 KJKL 132314
SVRJKL
KYC125-199-203-132345-
/O.NEW.KJKL.SV.W.0038.210613T2314Z-210613T2345Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service JACKSON KY
714 PM EDT Sun Jun 13 2021

The National Weather Service in JACKSON KY has issued a

* Severe Thunderstorm Warning for...
  West central Laurel County in south central Kentucky...
  Northeastern Pulaski County in south central Kentucky...
  Southwestern Rockcastle County in south central Kentucky...

* Until 745 PM EDT.

* At 711 PM EDT, a severe thunderstorm was located over Level Green,
  or 9 miles southwest of Mount Vernon, moving southeast at 20 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* This severe thunderstorm will be near...
  Hansford around 720 PM EDT.
  Bloss around 730 PM EDT.

Other locations in the path of this severe thunderstorm include
Billows.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3723 8460 3732 8443 3716 8418 3698 8447
TIME...MOT...LOC 2311Z 317DEG 17KT 3726 8445 

HAIL...1.00IN
WIND...60MPH
 
$$

HAL
1 follow-up statement
856 
WWUS53 KJKL 132339
SVSJKL

Severe Weather Statement
National Weather Service JACKSON KY
739 PM EDT Sun Jun 13 2021

KYC125-199-203-132349-
/O.EXP.KJKL.SV.W.0038.000000T0000Z-210613T2345Z/
Laurel KY-Pulaski KY-Rockcastle KY-
739 PM EDT Sun Jun 13 2021

...THE SEVERE THUNDERSTORM WARNING FOR WEST CENTRAL LAUREL...
NORTHEASTERN PULASKI AND SOUTHWESTERN ROCKCASTLE COUNTIES WILL EXPIRE
AT 745 PM EDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.

LAT...LON 3723 8460 3732 8443 3716 8418 3698 8447
TIME...MOT...LOC 2339Z 317DEG 17KT 3717 8434 

$$

HAL

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 13, 3:30 PM EDTSpecial Weather StatementJKLBath30 min
Jun 13, 3:53 PM EDTSpecial Weather StatementJKLFleming52 min
Jun 13, 6:26 PM EDTSpecial Weather StatementJKLJackson34 min
Jun 13, 6:27 PM EDTSpecial Weather StatementJKLJackson33 min
Jun 13, 6:29 PM EDTSpecial Weather StatementJKLMartin46 min
Jun 13, 6:57 PM EDTSevere Thunderstorm WarningJKLClay, Jackson, Laurel, Rockcastle33 min
Jun 13, 7:27 PM EDTAreal Flood AdvisoryJKLJackson111 min
Jun 13, 7:33 PM EDTSpecial Weather StatementJKLClay, Knox, Laurel, Owsley57 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2021Every severe thunderstorm warning in 2021

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.