Alert archive / Kentucky / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 60, NWS Louisville, KY

June 21, 2021Garrard County, Lincoln County, Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at Jun 21, 2021, 2:41 PM EDT for Garrard County, Lincoln County, Kentucky. It was in force for 34 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
Jun 21, 2021, 2:41 PM EDT (18:41 UTC)
Expired
Jun 21, 2021, 3:15 PM EDT
In force
34 min
Issued by
NWS Louisville, KY
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Garrard County, KY, Lincoln County, KY

The radar

The Jackson,KY radar (KJKL), 100 km from the middle of the area, began a volume at 18:43 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
Jun 21, 2:42 PM EDTTSTM WND DMG2 Sw Crab Orchard, KYTREES DOWN ALONG STATE HWY 643 NEAR CRAB ORCHARD.

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
Jun 21, 1:52 PM EDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 6.7 hours before the alert went out and 215 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 2021-06-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1320 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 2021-06-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 313 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
1320 J/kg
Mixed-layer CIN
-60 J/kg
Mixed-layer LCL
785 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
313 m²/s²
0-3 km storm-relative helicity
308 m²/s²
Significant tornado parameter
1.7
Supercell composite
6.7

Open this sounding in Storm Lab

The text

As transmitted.

103 
WUUS53 KLMK 211841
SVRLMK
KYC079-137-211915-
/O.NEW.KLMK.SV.W.0060.210621T1841Z-210621T1915Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Louisville KY
241 PM EDT Mon Jun 21 2021

The National Weather Service in Louisville has issued a

* Severe Thunderstorm Warning for...
  Northeastern Lincoln County in central Kentucky...
  Southeastern Garrard County in central Kentucky...

* Until 315 PM EDT.

* At 240 PM EDT, a severe thunderstorm was located near Stanford,
  moving northeast at 20 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* This severe thunderstorm will be near...
  Lancaster around 255 PM EDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3750 8436 3748 8441 3748 8445 3745 8446
      3740 8454 3744 8466 3753 8470 3770 8445
      3768 8447 3768 8444 3766 8444 3766 8443
      3764 8443 3763 8441 3762 8442 3759 8437
      3756 8436 3754 8435
TIME...MOT...LOC 1840Z 236DEG 18KT 3754 8460 

HAIL...<.75IN
WIND...60MPH
 
$$

DM
2 follow-up statements
071 
WWUS53 KLMK 211900
SVSLMK

Severe Weather Statement
National Weather Service Louisville KY
300 PM EDT Mon Jun 21 2021

KYC079-137-211915-
/O.CON.KLMK.SV.W.0060.000000T0000Z-210621T1915Z/
Lincoln KY-Garrard KY-
300 PM EDT Mon Jun 21 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM EDT
FOR EASTERN LINCOLN AND SOUTHEASTERN GARRARD COUNTIES...

At 300 PM EDT, a severe thunderstorm was located near Boone, moving
east at 25 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

This severe thunderstorm will remain over mainly rural areas of
eastern Lincoln and southeastern Garrard Counties, including the
following locations... Hyattsville, Hackley, Manse, Point Leavell,
Cartersville, Preachersville and Wallaceton.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3744 8447 3752 8454 3761 8453 3765 8443
      3764 8443 3763 8441 3762 8442 3759 8437
      3756 8436 3754 8435 3750 8436 3748 8441
      3748 8445 3745 8446
TIME...MOT...LOC 1900Z 254DEG 20KT 3755 8443 

HAIL...<.75IN
WIND...60MPH
 
$$

DM
701 
WWUS53 KLMK 211909
SVSLMK

Severe Weather Statement
National Weather Service Louisville KY
309 PM EDT Mon Jun 21 2021

KYC079-137-211919-
/O.EXP.KLMK.SV.W.0060.000000T0000Z-210621T1915Z/
Lincoln KY-Garrard KY-
309 PM EDT Mon Jun 21 2021

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN LINCOLN AND
SOUTHEASTERN GARRARD COUNTIES WILL EXPIRE AT 315 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.

A Severe Thunderstorm Watch remains in effect until 900 PM EDT for
central Kentucky.

LAT...LON 3744 8447 3752 8454 3761 8453 3765 8443
      3764 8443 3763 8441 3762 8442 3759 8437
      3756 8436 3754 8435 3750 8436 3748 8441
      3748 8445 3745 8446
TIME...MOT...LOC 1909Z 236DEG 18KT 3758 8438 

$$

DM

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 21, 11:21 AM EDTSpecial Weather StatementLMKBreckinridge24 min
Jun 21, 11:42 AM EDTSpecial Weather StatementLMKOhio48 min
Jun 21, 11:48 AM EDTSpecial Weather StatementLMKBreckinridge42 min
Jun 21, 12:06 PM EDTSpecial Weather StatementLMKClark24 min
Jun 21, 12:21 PM EDTSpecial Weather StatementLMKSpencer39 min
Jun 21, 12:26 PM EDTSpecial Weather StatementLMKHardin49 min
Jun 21, 12:34 PM EDTSpecial Weather StatementLMKGrayson41 min
Jun 21, 12:41 PM EDTSevere Thunderstorm WarningLMKGrayson, Hardin, Hart34 min
Jun 21, 12:54 PM EDTSpecial Weather StatementLMKNelson, Spencer51 min
Jun 21, 1:00 PM EDTSevere Thunderstorm WarningLMKAnderson, Nelson, Washington45 min
Jun 21, 1:09 PM EDTAreal Flood AdvisoryLMKBreckinridge, Bullitt, Grayson, Hardin, Meade, Nelson4 hr
Jun 21, 1:19 PM EDTSpecial Weather StatementLMKAnderson, Fayette, Woodford41 min
Jun 21, 1:27 PM EDTSpecial Weather StatementLMKClark33 min
Jun 21, 1:35 PM EDTSpecial Weather StatementLMKHardin55 min
Jun 21, 1:42 PM EDTSpecial Weather StatementLMKWashington48 min
Jun 21, 1:48 PM EDTSevere Thunderstorm WarningLMKMarion, Nelson, Washington27 min
Jun 21, 1:55 PM EDTSevere Thunderstorm WarningLMKClark, Fayette, Jessamine25 min
Jun 21, 2:09 PM EDTSpecial Weather StatementLMKMadison36 min
Jun 21, 2:11 PM EDTSpecial Weather StatementLMKOhio34 min
Jun 21, 2:13 PM EDTSpecial Weather StatementLMKBoyle32 min
Jun 21, 2:19 PM EDTSpecial Weather StatementLMKGrayson26 min
Jun 21, 2:28 PM EDTSevere Thunderstorm WarningLMKClark, Madison15 min
Jun 21, 2:30 PM EDTSpecial Weather StatementLMKLincoln30 min
Jun 21, 2:33 PM EDTSpecial Weather StatementLMKLarue27 min
Jun 21, 2:38 PM EDTAreal Flood AdvisoryLMKButler, Grayson, Ohio3 hr
Jun 21, 2:49 PM EDTSpecial Weather StatementLMKMadison41 min
Jun 21, 2:58 PM EDTSevere Thunderstorm WarningLMKMadison32 min
Jun 21, 3:13 PM EDTAreal Flood AdvisoryLMKGreen, Hart, Larue, Marion, Nelson, Taylor3 hr
Jun 21, 3:20 PM EDTSpecial Weather StatementLMKEdmonson25 min
Jun 21, 3:25 PM EDTSpecial Weather StatementLMKBoyle35 min
Jun 21, 3:33 PM EDTFlash Flood WarningLMKBoyle, Casey, Marion2 hr
Jun 21, 3:36 PM EDTSpecial Weather StatementLMKMetcalfe24 min
Jun 21, 3:38 PM EDTSpecial Weather StatementLMKClinton22 min
Jun 21, 3:40 PM EDTAreal Flood AdvisoryLMKEdmonson, Hart, Warren3 hr
Jun 21, 4:57 PM EDTSpecial Weather StatementLMKClinton18 min
Jun 21, 4:59 PM EDTSpecial Weather StatementLMKFayette31 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.