Alert archive / Kentucky / Tornado Warnings in 2021

Tornado Warning 4, NWS Louisville, KY

March 25, 2021Hardin County, Larue County, Nelson County, Kentucky

NWS Louisville, KY issued this tornado warning at Mar 25, 2021, 10:45 PM EDT for Hardin County, Larue County, Nelson County, Kentucky. It was in force for 30 min. 3 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, 10:45 PM EDT (02:45 UTC)
Expired: Mar 25, 2021, 11:15 PM EDT
In force: 30 min
Issued by: NWS Louisville, KY
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties Hardin County, KY, Larue County, KY, Nelson County, KY

The radar

The Louisville radar (KLVX), 43 km from the middle of the area, began a volume at 02:44 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

Time	Report	Where	Remark
Mar 25, 10:45 PM EDT	TSTM WND DMG	3 Ne Tonnieville, KY	SEVERAL DAMAGE REPORTS FROM CARTER BROTHERS ROAD EAST TO SHEPHERDSVILLE ROAD AND THEN CONTINUING TO DAN DUN ROAD, SPENCER SCHOOL ROAD, AND INTERSECTION OF CISSAL HILL ROAD AND ROANOKE ROAD. AT LEAST 2 BUILDINGS WITH LOTS OF DAMAGE, ONE COLLAPSED. SEVERAL TREES
Mar 25, 10:50 PM EDT	TSTM WND DMG	4 Wsw Lyons, KY	APPROXIMATE END POINT OF DAMAGE MENTIONED IN PREVIOUS REPORT. TIME ESTIMATED FROM RADAR.
Mar 25, 10:50 PM EDT	TORNADO	4 Wsw Lyons, KY	UPGRADES THIS STORM REPORT THAT WAS LISTED AS TSTM WIND DMG TO TORNADO. APPROXIMATE END POINT OF THE EF-1 TORNADO. TIME ESTIMATED FROM RADAR.

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.

Issued	Product	Office	Lasted
Mar 25, 4:48 PM EDT	Tornado Watch	SPC	7 hr
Mar 25, 10:26 PM EDT	Tornado Watch	SPC	2 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 2.8 hours before the alert went out and 190 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 290 J/kg
Mixed-layer CIN: -73 J/kg
Mixed-layer LCL: 615 m above ground
0-6 km bulk shear: 85 kt
0-1 km storm-relative helicity: 657 m²/s²
0-3 km storm-relative helicity: 631 m²/s²
Significant tornado parameter: 1.0
Supercell composite: 7.4

Open this sounding in Storm Lab

The text

As transmitted.

669 
WFUS53 KLMK 260245
TORLMK
KYC093-123-179-260315-
/O.NEW.KLMK.TO.W.0004.210326T0245Z-210326T0315Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Louisville KY
1045 PM EDT Thu Mar 25 2021

The National Weather Service in Louisville has issued a

* Tornado Warning for...
  Southwestern Nelson County in central Kentucky...
  Northwestern Larue County in central Kentucky...
  East central Hardin County in central Kentucky...

* Until 1115 PM EDT.
    
* At 1045 PM EDT, a severe thunderstorm capable of producing a
  tornado was located near Hodgenville, moving east at 40 mph.

  HAZARD...Tornado.

  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.

* Locations impacted include...
  Elizabethtown, New Haven, Lyons, Gethsemane, Athertonville, Blue
  Gap, Culvertown, New Hope, Roanoke and Balltown.

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 3766 8585 3778 8547 3768 8545 3763 8548
      3758 8582
TIME...MOT...LOC 0245Z 250DEG 35KT 3761 8577 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

JML

3 follow-up statements

937 
WWUS53 KLMK 260252
SVSLMK

Severe Weather Statement
National Weather Service Louisville KY
1052 PM EDT Thu Mar 25 2021

KYC093-260302-
/O.CAN.KLMK.TO.W.0004.000000T0000Z-210326T0315Z/
Hardin KY-
1052 PM EDT Thu Mar 25 2021

...THE TORNADO WARNING FOR EAST CENTRAL HARDIN COUNTY IS CANCELLED...
    
The tornadic 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. A Tornado Watch also remains in effect until 200 AM EDT for
central Kentucky.

LAT...LON 3768 8572 3771 8570 3778 8547 3768 8545
      3763 8548 3760 8572
TIME...MOT...LOC 0252Z 250DEG 35KT 3764 8568 

$$

KYC123-179-260315-
/O.CON.KLMK.TO.W.0004.000000T0000Z-210326T0315Z/
Nelson KY-Larue KY-
1052 PM EDT Thu Mar 25 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1115 PM EDT FOR
SOUTHWESTERN NELSON AND NORTH CENTRAL LARUE COUNTIES...
    
At 1052 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Hodgenville, moving east at 40 mph.

HAZARD...Tornado.

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.

Locations impacted include...
New Haven, Lyons, Gethsemane, Athertonville, Blue Gap, Culvertown,
New Hope, Roanoke, Balltown and Greenbrier.

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.

If a tornado or other severe weather is spotted, report it to the
National Weather Service or your local nearest law enforcement agency
who will send your report. This act may save lives of others in the
path of dangerous weather.

&&

LAT...LON 3768 8572 3771 8570 3778 8547 3768 8545
      3763 8548 3760 8572
TIME...MOT...LOC 0252Z 250DEG 35KT 3764 8568 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

JML

446 
WWUS53 KLMK 260305
SVSLMK

Severe Weather Statement
National Weather Service Louisville KY
1105 PM EDT Thu Mar 25 2021

KYC123-260314-
/O.CAN.KLMK.TO.W.0004.000000T0000Z-210326T0315Z/
Larue KY-
1105 PM EDT Thu Mar 25 2021

...THE TORNADO WARNING FOR NORTH CENTRAL LARUE COUNTY IS CANCELLED...
    
The tornadic 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 200 AM EDT for central
Kentucky.

LAT...LON 3768 8558 3772 8547 3768 8545 3763 8548
      3762 8556
TIME...MOT...LOC 0304Z 250DEG 35KT 3768 8553 

$$

KYC179-260315-
/O.CON.KLMK.TO.W.0004.000000T0000Z-210326T0315Z/
Nelson KY-
1105 PM EDT Thu Mar 25 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1115 PM EDT FOR SOUTH
CENTRAL NELSON COUNTY...
    
At 1104 PM EDT, a severe thunderstorm capable of producing a tornado
was located 9 miles south of Bardstown, moving east at 40 mph.

HAZARD...Tornado.

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.

Locations impacted include...
Gethsemane and New Hope. 

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.

If a tornado or other severe weather is spotted, report it to the
National Weather Service or your local nearest law enforcement agency
who will send your report. This act may save lives of others in the
path of dangerous weather.

&&

LAT...LON 3768 8558 3772 8547 3768 8545 3763 8548
      3762 8556
TIME...MOT...LOC 0304Z 250DEG 35KT 3768 8553 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

JML

702 
WWUS53 KLMK 260308
SVSLMK

Severe Weather Statement
National Weather Service Louisville KY
1108 PM EDT Thu Mar 25 2021

KYC179-260318-
/O.EXP.KLMK.TO.W.0004.000000T0000Z-210326T0315Z/
Nelson KY-
1108 PM EDT Thu Mar 25 2021

...THE TORNADO WARNING FOR SOUTH CENTRAL NELSON COUNTY WILL EXPIRE AT
1115 PM EDT...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

A Tornado Watch remains in effect until 200 AM EDT for central
Kentucky.

LAT...LON 3768 8558 3772 8547 3768 8545 3763 8548
      3762 8556
TIME...MOT...LOC 0308Z 250DEG 35KT 3769 8549 

$$

JML

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 25, 8:03 PM EDT	Severe Thunderstorm Warning	LMK	Henry	12 min
Mar 25, 8:27 PM EDT	Special Weather Statement	LMK	Bullitt, Spencer	33 min
Mar 25, 9:08 PM EDT	Tornado Warning	LMK	Butler, Grayson, Ohio	37 min
Mar 25, 9:16 PM EDT	Special Weather Statement	LMK	Butler	29 min
Mar 25, 9:28 PM EDT	Special Weather Statement	LMK	Hancock	32 min
Mar 25, 9:44 PM EDT	Special Weather Statement	LMK	Breckinridge	31 min
Mar 25, 9:45 PM EDT	Special Weather Statement	LMK	Green, Taylor	30 min
Mar 25, 9:46 PM EDT	Special Weather Statement	LMK	Butler, Grayson	29 min
Mar 25, 10:12 PM EDT	Severe Thunderstorm Warning	LMK	Grayson, Hardin, Hart, Larue	33 min
Mar 25, 10:14 PM EDT	Special Weather Statement	LMK	Edmonson, Hart	31 min
Mar 25, 10:21 PM EDT	Tornado Warning	LMK	Grayson, Hardin, Larue	24 min
Mar 25, 10:38 PM EDT	Special Weather Statement	LMK	Harrison	37 min
Mar 25, 10:42 PM EDT	Severe Thunderstorm Warning	LMK	Hardin, Hart, Larue, Nelson	33 min
Mar 25, 10:57 PM EDT	Tornado Warning	LMK	Clinton	15 min
Mar 25, 10:59 PM EDT	Severe Thunderstorm Warning	LMK	Harrison	16 min
Mar 25, 11:01 PM EDT	Severe Thunderstorm Warning	LMK	Boyle, Green, Larue, Marion, Mercer, Nelson and 2 more	29 min
Mar 25, 11:03 PM EDT	Tornado Warning	LMK	Marion, Nelson, Washington	27 min
Mar 25, 11:09 PM EDT	Special Weather Statement	LMK	Trimble	36 min

Nearby

Tornado Warnings in Kentucky, 2021 Every tornado warning in 2021 Tornadoes 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.