Alert archive / Kentucky / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 12, NWS Louisville, KY

March 25, 20215 counties in Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at Mar 25, 2021, 7:14 PM EDT for 5 counties in Kentucky. It was in force for 31 min. 4 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
Mar 25, 2021, 7:14 PM EDT (23:14 UTC)
Expired
Mar 25, 2021, 7:45 PM EDT
In force
31 min
Issued by
NWS Louisville, KY
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Bullitt County, KY, Hardin County, KY, Larue County, KY, Nelson County, KY, Spencer County, KY

The radar

The Louisville radar (KLVX), 41 km from the middle of the area, began a volume at 23:16 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
Mar 25, 7:18 PM EDTHAIL 14 Nne Boston, KYQUARTER SIZED HAIL FROM NWS EMPLOYEE FAMILY MEMBER ON HURRICANE HILLS LAKE.
Mar 25, 7:20 PM EDTHAIL 1Deatsville, KYPHOTO OF ESTIMATE 1 INCH HAIL OUT OF DEATSVILLE.
Mar 25, 7:23 PM EDTTSTM WND DMGCoxs Creek, KYLARGE TREE BRANCH CAME DOWN AND DESTROYED A TRAMPOLINE. TIME BASED ON RADAR DATA.
Mar 25, 7:38 PM EDTHAIL 1.53 Nw Elk Creek, KYGOLF BALL SIZED HAIL REPORTED ON BATTERY LN.

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
Mar 25, 4:48 PM EDTTornado WatchSPC7 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 11.2 hours before the alert went out and 217 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 2021-03-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2021-03-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 63 square meters per square second.1939587897117136Sfc1 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
1603 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
63 m²/s²
0-3 km storm-relative helicity
19 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

067 
WUUS53 KLMK 252314
SVRLMK
KYC029-093-123-179-215-260000-
/O.NEW.KLMK.SV.W.0012.210325T2314Z-210326T0000Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Louisville KY
714 PM EDT Thu Mar 25 2021

The National Weather Service in Louisville has issued a

* Severe Thunderstorm Warning for...
  Spencer County in central Kentucky...
  Northwestern Nelson County in central Kentucky...
  North central Larue County in central Kentucky...
  East central Hardin County in central Kentucky...
  Central Bullitt County in central Kentucky...

* Until 800 PM EDT.

* At 714 PM EDT, a severe thunderstorm was located 9 miles southwest
  of Bardstown, moving northeast at 75 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.

* Locations impacted include...
  Bardstown, Shepherdsville, Pioneer Village, Taylorsville, Mount
  Washington, Lebanon Junction, Hebron Estates, New Haven, Yoder and
  Highgrove.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until midnight EDT for central
Kentucky.

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

&&

LAT...LON 3808 8521 3764 8556 3769 8580 3808 8567
      3807 8555 3812 8543 3815 8542
TIME...MOT...LOC 2314Z 209DEG 64KT 3775 8562 

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

CG
4 follow-up statements
122 
WWUS53 KLMK 252319
SVSLMK

Severe Weather Statement
National Weather Service Louisville KY
719 PM EDT Thu Mar 25 2021

KYC093-123-252329-
/O.CAN.KLMK.SV.W.0012.000000T0000Z-210326T0000Z/
Larue KY-Hardin KY-
719 PM EDT Thu Mar 25 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL LARUE AND EAST
CENTRAL HARDIN COUNTIES IS CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until midnight EDT for central
Kentucky.

LAT...LON 3771 8551 3780 8571 3808 8563 3807 8555
      3812 8543 3815 8542 3808 8521 3778 8545
TIME...MOT...LOC 2319Z 209DEG 64KT 3783 8556 

$$

KYC029-179-215-260000-
/O.CON.KLMK.SV.W.0012.000000T0000Z-210326T0000Z/
Spencer KY-Nelson KY-Bullitt KY-
719 PM EDT Thu Mar 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR SPENCER...NORTHWESTERN NELSON AND EASTERN BULLITT COUNTIES...

At 719 PM EDT, a severe thunderstorm was located near Bardstown,
moving northeast at 75 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.

Locations impacted include...
Bardstown, Taylorsville, Mount Washington, Wakefield, Yoder,
Highgrove, Waterford, Samuels Field Airport, Hobbs and Smithville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until midnight EDT for central
Kentucky.

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

&&

LAT...LON 3771 8551 3780 8571 3808 8563 3807 8555
      3812 8543 3815 8542 3808 8521 3778 8545
TIME...MOT...LOC 2319Z 209DEG 64KT 3783 8556 

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

CG
974 
WWUS53 KLMK 252325
SVSLMK

Severe Weather Statement
National Weather Service Louisville KY
725 PM EDT Thu Mar 25 2021

KYC029-179-215-260000-
/O.CON.KLMK.SV.W.0012.000000T0000Z-210326T0000Z/
Spencer KY-Nelson KY-Bullitt KY-
725 PM EDT Thu Mar 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR WESTERN SPENCER...NORTH CENTRAL NELSON AND NORTHEASTERN BULLITT
COUNTIES...

At 725 PM EDT, a severe thunderstorm was located 8 miles north of
Bardstown, moving northeast at 75 mph.

HAZARD...Golf ball size hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees.

Locations impacted include...
Mount Washington, Yoder, Ridgetop, Highgrove, Waterford, Solitude,
Smithville, Deatsville, Elk Creek and Lotus.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until midnight EDT for central
Kentucky.

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

&&

LAT...LON 3786 8547 3789 8563 3807 8559 3807 8555
      3812 8543 3815 8542 3811 8530
TIME...MOT...LOC 2325Z 209DEG 64KT 3793 8549 

HAIL...1.75IN
WIND...60MPH
 
$$

CG
369 
WWUS53 KLMK 252334
SVSLMK

Severe Weather Statement
National Weather Service Louisville KY
734 PM EDT Thu Mar 25 2021

KYC029-179-252344-
/O.CAN.KLMK.SV.W.0012.000000T0000Z-210326T0000Z/
Nelson KY-Bullitt KY-
734 PM EDT Thu Mar 25 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL NELSON AND
NORTHEASTERN BULLITT COUNTIES IS CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until midnight EDT for central
Kentucky.

LAT...LON 3811 8530 3810 8531 3795 8541 3801 8551
      3810 8547 3810 8544 3811 8543 3813 8543
      3815 8542
TIME...MOT...LOC 2334Z 209DEG 64KT 3808 8539 

$$

KYC215-260000-
/O.CON.KLMK.SV.W.0012.000000T0000Z-210326T0000Z/
Spencer KY-
734 PM EDT Thu Mar 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR WESTERN SPENCER COUNTY...

At 734 PM EDT, a severe thunderstorm was located near Taylorsville,
moving northeast at 75 mph.

HAZARD...Ping pong ball size hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees.

Locations impacted include...
Yoder, Crenshaw, Waterford, Whitfield, Normandy, Elk Creek and
Wilsonville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until midnight EDT for central
Kentucky.

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

&&

LAT...LON 3811 8530 3810 8531 3795 8541 3801 8551
      3810 8547 3810 8544 3811 8543 3813 8543
      3815 8542
TIME...MOT...LOC 2334Z 209DEG 64KT 3808 8539 

HAIL...1.50IN
WIND...60MPH
 
$$

DM
087 
WWUS53 KLMK 252345
SVSLMK

Severe Weather Statement
National Weather Service Louisville KY
745 PM EDT Thu Mar 25 2021

KYC215-252354-
/O.CAN.KLMK.SV.W.0012.000000T0000Z-210326T0000Z/
Spencer KY-
745 PM EDT Thu Mar 25 2021

...THE SEVERE THUNDERSTORM WARNING FOR WESTERN SPENCER COUNTY IS
CANCELLED...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until midnight EDT for central
Kentucky.

LAT...LON 3811 8530 3810 8531 3795 8541 3801 8551
      3810 8547 3810 8544 3811 8543 3813 8543
      3815 8542
TIME...MOT...LOC 2342Z 209DEG 64KT 3825 8527 

$$

DM

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 25, 3:55 AM EDTWind AdvisoryLMKAdair, Allen, Anderson, Barren, Bourbon, Boyle and 43 more25 hr
Mar 25, 5:59 PM EDTSevere Thunderstorm WarningLMKAllen, Barren, Simpson, Warren46 min
Mar 25, 6:24 PM EDTSevere Thunderstorm WarningLMKBarren, Edmonson, Hart, Warren36 min
Mar 25, 6:51 PM EDTSevere Thunderstorm WarningLMKHardin, Larue, Nelson24 min
Mar 25, 7:13 PM EDTSpecial Weather StatementLMKSimpson, Warren32 min
Mar 25, 7:20 PM EDTSpecial Weather StatementLMKButler25 min
Mar 25, 7:36 PM EDTSpecial Weather StatementLMKSimpson24 min
Mar 25, 7:38 PM EDTSevere Thunderstorm WarningLMKHenry, Oldham, Shelby37 min
Mar 25, 7:40 PM EDTSevere Thunderstorm WarningLMKButler, Logan, Simpson, Warren35 min
Mar 25, 7:57 PM EDTSpecial Weather StatementLMKHardin33 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.