Alert archive / Kentucky / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 75, NWS Louisville, KY

July 6, 2021Bourbon County, Harrison County, Nicholas County, Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at Jul 6, 2021, 5:03 PM EDT for Bourbon County, Harrison County, Nicholas County, Kentucky. It was in force for 27 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
Jul 6, 2021, 5:03 PM EDT (21:03 UTC)
Expired
Jul 6, 2021, 5:30 PM EDT
In force
27 min
Issued by
NWS Louisville, KY
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Bourbon County, KY, Harrison County, KY, Nicholas County, KY

The radar

The Jackson,KY radar (KJKL), 113 km from the middle of the area, began a volume at 21:04 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
Jul 6, 5:10 PM EDTTSTM WND DMGMillersburg, KYTREE DOWN OVER ROAD IN MILLERSBURG, KY.

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

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 9.1 hours before the alert went out and 122 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 2021-07-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1401 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 12:00Z on 2021-07-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 34 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
1401 J/kg
Mixed-layer CIN
-68 J/kg
Mixed-layer LCL
1022 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
34 m²/s²
0-3 km storm-relative helicity
-2 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

417 
WUUS53 KLMK 062103
SVRLMK
KYC017-097-181-062130-
/O.NEW.KLMK.SV.W.0075.210706T2103Z-210706T2130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Louisville KY
503 PM EDT Tue Jul 6 2021

The National Weather Service in Louisville has issued a

* Severe Thunderstorm Warning for...
  North central Bourbon County in central Kentucky...
  Northwestern Nicholas County in central Kentucky...
  East central Harrison County in central Kentucky...

* Until 530 PM EDT.

* At 503 PM EDT, a severe thunderstorm was located near Carlisle, and
  is nearly stationary.

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

  SOURCE...Radar indicated.

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

* This severe thunderstorm will remain over mainly rural areas of
  north central Bourbon, northwestern Nicholas and east central
  Harrison Counties, including the following locations... Barefoot,
  Oddville, Morning Glory, Millersburg, Venus, Headquarters, Hooktown
  and Colville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3833 8406 3828 8411 3829 8419 3846 8432
      3847 8418 3843 8410
TIME...MOT...LOC 2103Z 177DEG 3KT 3834 8415 

HAIL...0.75IN
WIND...60MPH
 
$$

DM
2 follow-up statements
339 
WWUS53 KLMK 062117
SVSLMK

Severe Weather Statement
National Weather Service Louisville KY
517 PM EDT Tue Jul 6 2021

KYC017-097-181-062130-
/O.CON.KLMK.SV.W.0075.000000T0000Z-210706T2130Z/
Bourbon KY-Nicholas KY-Harrison KY-
517 PM EDT Tue Jul 6 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM EDT
FOR NORTH CENTRAL BOURBON...NORTHWESTERN NICHOLAS AND EAST CENTRAL
HARRISON COUNTIES...

At 517 PM EDT, a severe thunderstorm was located 7 miles northwest of
Carlisle, and is nearly stationary.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

Locations impacted include...
Millersburg, Barefoot, Morning Glory, Headquarters, Hooktown and
Colville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3833 8406 3828 8411 3829 8419 3838 8426
      3844 8418 3843 8410
TIME...MOT...LOC 2117Z 177DEG 3KT 3835 8415 

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

DM
084 
WWUS53 KLMK 062126
SVSLMK

Severe Weather Statement
National Weather Service Louisville KY
526 PM EDT Tue Jul 6 2021

KYC017-097-181-062136-
/O.EXP.KLMK.SV.W.0075.000000T0000Z-210706T2130Z/
Bourbon KY-Nicholas KY-Harrison KY-
526 PM EDT Tue Jul 6 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL BOURBON...
NORTHWESTERN NICHOLAS AND EAST CENTRAL HARRISON COUNTIES WILL EXPIRE
AT 530 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.  However gusty
winds and heavy rain are still possible with this thunderstorm.

LAT...LON 3833 8406 3828 8411 3829 8419 3838 8426
      3844 8418 3843 8410
TIME...MOT...LOC 2126Z 177DEG 3KT 3836 8415 

$$

DM

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 6, 12:32 PM EDTAreal Flood AdvisoryLMKFayette3 hr
Jul 6, 1:40 PM EDTSpecial Weather StatementLMKHardin20 min
Jul 6, 2:05 PM EDTSpecial Weather StatementLMKHardin25 min
Jul 6, 2:17 PM EDTSpecial Weather StatementLMKNelson28 min
Jul 6, 2:20 PM EDTSevere Thunderstorm WarningLMKBreckinridge25 min
Jul 6, 2:44 PM EDTSevere Thunderstorm WarningLMKBreckinridge31 min
Jul 6, 2:45 PM EDTSpecial Weather StatementLMKBullitt, Nelson30 min
Jul 6, 2:51 PM EDTSpecial Weather StatementLMKMercer24 min
Jul 6, 3:04 PM EDTSevere Thunderstorm WarningLMKAnderson, Mercer, Woodford26 min
Jul 6, 3:25 PM EDTSevere Thunderstorm WarningLMKAnderson, Mercer, Woodford35 min
Jul 6, 3:56 PM EDTSpecial Weather StatementLMKJefferson34 min
Jul 6, 3:56 PM EDTSpecial Weather StatementLMKWoodford34 min
Jul 6, 4:21 PM EDTSpecial Weather StatementLMKJefferson24 min
Jul 6, 4:25 PM EDTSpecial Weather StatementLMKScott20 min
Jul 6, 4:26 PM EDTSpecial Weather StatementLMKNicholas19 min
Jul 6, 4:34 PM EDTSevere Thunderstorm WarningLMKScott26 min
Jul 6, 4:42 PM EDTSpecial Weather StatementLMKShelby18 min
Jul 6, 4:46 PM EDTSpecial Weather StatementLMKWashington14 min
Jul 6, 4:49 PM EDTAreal Flood AdvisoryLMKScott116 min
Jul 6, 4:53 PM EDTSpecial Weather StatementLMKNicholas22 min
Jul 6, 4:57 PM EDTSpecial Weather StatementLMKShelby18 min
Jul 6, 5:00 PM EDTSpecial Weather StatementLMKScott30 min
Jul 6, 5:16 PM EDTSpecial Weather StatementLMKShelby14 min
Jul 6, 5:19 PM EDTAreal Flood AdvisoryLMKBourbon, Nicholas90 min
Jul 6, 5:25 PM EDTSpecial Weather StatementLMKOldham20 min
Jul 6, 5:29 PM EDTSpecial Weather StatementLMKHenry16 min
Jul 6, 5:44 PM EDTSpecial Weather StatementLMKTrimble31 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.