Alert archive / Kentucky / Tornado Warnings in 2021

Tornado Warning 3, NWS Louisville, KY

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

NWS Louisville, KY issued this tornado warning at Mar 25, 2021, 9:21 PM CDT for Grayson County, Hardin County, Larue County, Kentucky. It was in force for 24 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, 9:21 PM CDT (02:21 UTC)
Expired: Mar 25, 2021, 9:45 PM CDT
In force: 24 min
Issued by: NWS Louisville, KY
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties Grayson County, KY, Hardin County, KY, Larue County, KY

The radar

The Louisville radar (KLVX), 49 km from the middle of the area, began a volume at 02:24 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, 9:35 PM CDT	TSTM WND DMG	3 Ene Glendale, KY	BROADCAST MEDIA REPORTED DAMAGE TO A HOUSE (ROOF BLOW AWAY) AND HEAVY DAMAGE TO A MOBILE HOME BOTH ALONG FIRST UNION CHURCH RD. TIME ESTIMATED FROM RADAR.
Mar 25, 9:44 PM CDT	TORNADO	3 Ne Tonnieville, KY	4.5 MILE LENGTH EF-1 TORNADO. MAXIMUM WIDTH 75 YARDS. DRONE FOOTAGE SHOWED DISTINCT SWIRLS ON FARMLAND. SEVERAL STRUCTURES WERE DAMAGED ALONG THE PATH AS WELL AS NUMEROUS UPROOTED/SNAPPED TREES. MOST SIGNIFICANT DAMAGE IN THE 3000 BLOCK OF SLACK ROAD WHERE TWO
Mar 25, 9:45 PM CDT	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

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, 3:48 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 2.4 hours before the alert went out and 166 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.

726 
WFUS53 KLMK 260221
TORLMK
KYC085-093-123-260245-
/O.NEW.KLMK.TO.W.0003.210326T0221Z-210326T0245Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Louisville KY
1021 PM EDT Thu Mar 25 2021

The National Weather Service in Louisville has issued a

* Tornado Warning for...
  West central Larue County in central Kentucky...
  Eastern Grayson County in central Kentucky...
  Southeastern Hardin County in central Kentucky...

* Until 1045 PM EDT/945 PM CDT/.
    
* At 1021 PM EDT/921 PM CDT/, a severe thunderstorm capable of
  producing a tornado was located 12 miles east of Leitchfield,
  moving east at 50 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...
  Hodgenville, Sonora, Lacon, Harcourt, Tonieville, Glendale, Nolin,
  Flint Hill and Mathers Mill.

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 3747 8614 3750 8615 3768 8574 3756 8567
TIME...MOT...LOC 0221Z 247DEG 44KT 3751 8608 

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

$$

JML

2 follow-up statements

259 
WWUS53 KLMK 260226
SVSLMK

Severe Weather Statement
National Weather Service Louisville KY
1026 PM EDT Thu Mar 25 2021

KYC085-260235-
/O.CAN.KLMK.TO.W.0003.000000T0000Z-210326T0245Z/
Grayson KY-
1026 PM EDT Thu Mar 25 2021

...THE TORNADO WARNING FOR EASTERN GRAYSON 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.

LAT...LON 3749 8605 3754 8607 3768 8574 3756 8567
TIME...MOT...LOC 0225Z 247DEG 44KT 3753 8601 

$$

KYC093-123-260245-
/O.CON.KLMK.TO.W.0003.000000T0000Z-210326T0245Z/
Larue KY-Hardin KY-
1026 PM EDT Thu Mar 25 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1045 PM EDT FOR WEST
CENTRAL LARUE AND SOUTHEASTERN HARDIN COUNTIES...
    
At 1025 PM EDT, a severe thunderstorm capable of producing a tornado
was located 14 miles southwest of Elizabethtown, moving northeast at
50 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...
Hodgenville, Sonora, Harcourt, White Mills, Tonieville, Glendale and
Nolin.

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 3749 8605 3754 8607 3768 8574 3756 8567
TIME...MOT...LOC 0225Z 247DEG 44KT 3753 8601 

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

$$

JML

539 
WWUS53 KLMK 260234
SVSLMK

Severe Weather Statement
National Weather Service Louisville KY
1034 PM EDT Thu Mar 25 2021

KYC093-123-260245-
/O.CON.KLMK.TO.W.0003.000000T0000Z-210326T0245Z/
Larue KY-Hardin KY-
1034 PM EDT Thu Mar 25 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1045 PM EDT FOR WEST
CENTRAL LARUE AND SOUTHEASTERN HARDIN COUNTIES...
    
At 1034 PM EDT, a severe thunderstorm capable of producing a tornado
was located 7 miles west of Hodgenville, moving northeast at 50 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...
Hodgenville, Sonora, Tonieville, Glendale and Nolin. 

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 3751 8596 3758 8598 3768 8574 3756 8567
TIME...MOT...LOC 0234Z 247DEG 44KT 3758 8588 

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

$$

JML

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 25, 7:03 PM CDT	Severe Thunderstorm Warning	LMK	Henry	12 min
Mar 25, 7:27 PM CDT	Special Weather Statement	LMK	Bullitt, Spencer	33 min
Mar 25, 8:08 PM CDT	Tornado Warning	LMK	Butler, Grayson, Ohio	37 min
Mar 25, 8:16 PM CDT	Special Weather Statement	LMK	Butler	29 min
Mar 25, 8:28 PM CDT	Special Weather Statement	LMK	Hancock	32 min
Mar 25, 8:44 PM CDT	Special Weather Statement	LMK	Breckinridge	31 min
Mar 25, 8:45 PM CDT	Special Weather Statement	LMK	Green, Taylor	30 min
Mar 25, 8:46 PM CDT	Special Weather Statement	LMK	Butler, Grayson	29 min
Mar 25, 9:12 PM CDT	Severe Thunderstorm Warning	LMK	Grayson, Hardin, Hart, Larue	33 min
Mar 25, 9:14 PM CDT	Special Weather Statement	LMK	Edmonson, Hart	31 min
Mar 25, 9:38 PM CDT	Special Weather Statement	LMK	Harrison	37 min
Mar 25, 9:42 PM CDT	Severe Thunderstorm Warning	LMK	Hardin, Hart, Larue, Nelson	33 min
Mar 25, 9:45 PM CDT	Tornado Warning	LMK	Hardin, Larue, Nelson	30 min
Mar 25, 9:57 PM CDT	Tornado Warning	LMK	Clinton	15 min
Mar 25, 9:59 PM CDT	Severe Thunderstorm Warning	LMK	Harrison	16 min
Mar 25, 10:01 PM CDT	Severe Thunderstorm Warning	LMK	Boyle, Green, Larue, Marion, Mercer, Nelson and 2 more	29 min
Mar 25, 10:03 PM CDT	Tornado Warning	LMK	Marion, Nelson, Washington	27 min
Mar 25, 10:09 PM CDT	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.