Alert archive / Kentucky / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 17, NWS Louisville, KY
NWS Louisville, KY issued this severe thunderstorm warning at Mar 25, 2021, 10:42 PM EDT for 4 counties in Kentucky. It was in force for 33 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, 10:42 PM EDT (02:42 UTC)
- Expired
- Mar 25, 2021, 11:15 PM EDT
- In force
- 33 min
- Issued by
- NWS Louisville, KY
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Hardin County, KY, Hart County, KY, Larue County, KY, Nelson County, KY
The radar
The Louisville radar (KLVX), 55 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, 10:44 PM EDT | 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, 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, 2.7 hours before the alert went out and 174 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.
- 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
The text
As transmitted.
479
WUUS53 KLMK 260242
SVRLMK
KYC093-099-123-179-260315-
/O.NEW.KLMK.SV.W.0017.210326T0242Z-210326T0315Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Louisville KY
1042 PM EDT Thu Mar 25 2021
The National Weather Service in Louisville has issued a
* Severe Thunderstorm Warning for...
Southwestern Nelson County in central Kentucky...
Larue County in central Kentucky...
North central Hart County in central Kentucky...
Southeastern Hardin County in central Kentucky...
* Until 1115 PM EDT/1015 PM CDT/.
* At 1041 PM EDT/941 PM CDT/, severe thunderstorms were located along
a line extending from near Elizabethtown to 8 miles north of
Munfordville, moving northeast at 55 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Elizabethtown, Bardstown, Hodgenville, New Haven, Upton, Sonora,
Lyons, Boundary Oak, Howardstown and Roanoke.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until midnight EDT/1100 PM CDT/ for
central Kentucky. A Tornado Watch also remains in effect until 200 AM
EDT/100 AM CDT/ for central Kentucky.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3739 8595 3768 8585 3781 8543 3747 8557
3746 8561 3747 8563 3746 8564
TIME...MOT...LOC 0241Z 241DEG 48KT 3770 8582 3739 8595
TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
$$
JML2 follow-up statements
158
WWUS53 KLMK 260254
SVSLMK
Severe Weather Statement
National Weather Service Louisville KY
1054 PM EDT Thu Mar 25 2021
KYC093-099-260303-
/O.CAN.KLMK.SV.W.0017.000000T0000Z-210326T0315Z/
Hart KY-Hardin KY-
1054 PM EDT Thu Mar 25 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL HART AND
SOUTHEASTERN HARDIN COUNTIES IS CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until midnight EDT for central
Kentucky. A Tornado Watch also remains in effect until 200 AM EDT for
central Kentucky.
LAT...LON 3744 8583 3769 8571 3772 8569 3781 8543
3747 8557 3747 8560 3746 8561 3747 8563
3746 8564 3743 8581
TIME...MOT...LOC 0253Z 241DEG 48KT 3778 8565 3747 8578
$$
KYC123-179-260315-
/O.CON.KLMK.SV.W.0017.000000T0000Z-210326T0315Z/
Nelson KY-Larue KY-
1054 PM EDT Thu Mar 25 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1115 PM EDT
FOR SOUTHWESTERN NELSON AND LARUE COUNTIES...
At 1053 PM EDT, severe thunderstorms were located along a line
extending from 10 miles west of Bardstown to 7 miles south of
Hodgenville, moving northeast at 55 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Bardstown, Hodgenville, New Haven, Lyons, Gethsemane, Athertonville,
Boundary Oak, Howardstown, Stiles and Blue Gap.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3744 8583 3769 8571 3772 8569 3781 8543
3747 8557 3747 8560 3746 8561 3747 8563
3746 8564 3743 8581
TIME...MOT...LOC 0253Z 241DEG 48KT 3778 8565 3747 8578
TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
$$
JML860
WWUS53 KLMK 260305 RRA
SVSLMK
Severe Weather Statement
National Weather Service Louisville KY
1105 PM EDT Thu Mar 25 2021
KYC123-179-260315-
/O.EXP.KLMK.SV.W.0017.000000T0000Z-210326T0315Z/
Nelson KY-Larue KY-
1105 PM EDT Thu Mar 25 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN NELSON AND LARUE
COUNTIES WILL EXPIRE AT 1115 PM EDT...
The storms which prompted the warning have moved out of the area.
Therefore, the warning will be allowed to expire.
A Tornado Watch remains in effect until midnight EDT for central
Kentucky. A Tornado Watch also remains in effect until 200 AM EDT for
central Kentucky.
LAT...LON 3744 8583 3769 8571 3772 8569 3781 8543
3747 8557 3747 8560 3746 8561 3747 8563
3746 8564 3743 8581
TIME...MOT...LOC 0305Z 241DEG 48KT 3786 8548 3755 8561
$$
JMLThe 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, 10:45 PM EDT | Tornado Warning | LMK | Hardin, Larue, Nelson | 30 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
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.