Alert archive / Kentucky / Tornado Warnings in 2018

Tornado Warning 8, NWS Louisville, KY

April 3, 2018Larue County, Marion County, Nelson County, Kentucky

NWS Louisville, KY issued this tornado warning at Apr 3, 2018, 8:35 PM EDT for Larue County, Marion County, Nelson County, Kentucky. It was in force for 25 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: Apr 3, 2018, 8:35 PM EDT (00:35 UTC)
Expired: Apr 3, 2018, 9:00 PM EDT
In force: 25 min
Issued by: NWS Louisville, KY
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties Larue County, KY, Marion County, KY, Nelson County, KY

The radar

The Louisville radar (KLVX), 63 km from the middle of the area, began a volume at 00:37 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
Apr 3, 8:39 PM EDT	HAIL 1.75	2 Nw Gleanings, KY
Apr 3, 8:40 PM EDT	TSTM WND GST 66	2 N Buffalo, KY	REPORTED AT LARUE COUNTY KY.
Apr 3, 8:41 PM EDT	TSTM WND DMG	Howardstown, KY	TREES REPORTED DOWN IN THE AREA INCLUDING ON HOWARDSTOWN ROAD AND STILES ROAD.

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
Apr 3, 7:30 PM EDT	Tornado Watch	SPC	5 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 0.6 hours before the alert went out and 191 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: 398 J/kg
Mixed-layer CIN: -16 J/kg
Mixed-layer LCL: 1862 m above ground
0-6 km bulk shear: 54 kt
0-1 km storm-relative helicity: 243 m²/s²
0-3 km storm-relative helicity: 349 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 4.8

Open this sounding in Storm Lab

The text

As transmitted.

238 
WFUS53 KLMK 040035
TORLMK
KYC123-155-179-040100-
/O.NEW.KLMK.TO.W.0008.180404T0035Z-180404T0100Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Louisville KY
835 PM EDT TUE APR 3 2018

The National Weather Service in Louisville has issued a

* Tornado Warning for...
  South central Nelson County in central Kentucky...
  Southeastern Larue County in central Kentucky...
  West central Marion County in central Kentucky...

* Until 900 PM EDT
    
* At 835 PM EDT, a severe thunderstorm capable of producing a tornado
  was located near Hodgenville, 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...
  Lebanon, Loretto, Raywick, Saint Joseph, Attilla, Howardstown,
  Belltown, Stiles, Saint Mary and Gleanings.

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 3755 8570 3765 8530 3763 8526 3763 8524
      3752 8521 3748 8568
TIME...MOT...LOC 0035Z 257DEG 45KT 3752 8566 

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

$$

EBW

2 follow-up statements

832 
WWUS53 KLMK 040043
SVSLMK

Severe Weather Statement
National Weather Service Louisville KY
843 PM EDT TUE APR 3 2018

KYC179-040053-
/O.CAN.KLMK.TO.W.0008.000000T0000Z-180404T0100Z/
Nelson KY-
843 PM EDT TUE APR 3 2018

...THE TORNADO WARNING FOR SOUTH CENTRAL NELSON 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 100 AM EDT for central
Kentucky.

LAT...LON 3753 8556 3753 8555 3756 8555 3756 8553
      3755 8552 3758 8550 3763 8530 3763 8524
      3752 8521 3750 8556
TIME...MOT...LOC 0043Z 257DEG 45KT 3754 8553 

$$

KYC123-155-040100-
/O.CON.KLMK.TO.W.0008.000000T0000Z-180404T0100Z/
Larue KY-Marion KY-
843 PM EDT TUE APR 3 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM EDT FOR EAST
CENTRAL LARUE AND WEST CENTRAL MARION COUNTIES...
    
At 843 PM EDT, a severe thunderstorm capable of producing a tornado
was located 11 miles east of Hodgenville, 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...
Lebanon, Raywick, Saint Joseph, Attilla, Belltown, Saint Mary and
Gleanings.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 3753 8556 3753 8555 3756 8555 3756 8553
      3755 8552 3758 8550 3763 8530 3763 8524
      3752 8521 3750 8556
TIME...MOT...LOC 0043Z 257DEG 45KT 3754 8553 

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

$$

EBW

374 
WWUS53 KLMK 040054
SVSLMK

Severe Weather Statement
National Weather Service Louisville KY
854 PM EDT TUE APR 3 2018

KYC123-040103-
/O.CAN.KLMK.TO.W.0008.000000T0000Z-180404T0100Z/
Larue KY-
854 PM EDT TUE APR 3 2018

...THE TORNADO WARNING FOR EAST 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 100 AM EDT for central
Kentucky.

LAT...LON 3751 8541 3760 8544 3763 8530 3763 8524
      3752 8521
TIME...MOT...LOC 0053Z 257DEG 45KT 3757 8536 

$$

KYC155-040100-
/O.CON.KLMK.TO.W.0008.000000T0000Z-180404T0100Z/
Marion KY-
854 PM EDT TUE APR 3 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM EDT FOR CENTRAL
MARION COUNTY...
    
At 853 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Lebanon, 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...
Lebanon, Raywick, Saint Joseph, Saint Mary and Belltown. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 8541 3760 8544 3763 8530 3763 8524
      3752 8521
TIME...MOT...LOC 0053Z 257DEG 45KT 3757 8536 

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

$$

DM

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 3, 8:03 PM EDT	Severe Thunderstorm Warning	LMK	Breckinridge, Grayson, Ohio	27 min
Apr 3, 8:12 PM EDT	Severe Thunderstorm Warning	LMK	Bullitt, Hardin, Nelson	33 min
Apr 3, 8:17 PM EDT	Tornado Warning	LMK	Hardin, Larue	28 min
Apr 3, 8:21 PM EDT	Severe Thunderstorm Warning	LMK	Henry, Trimble	9 min
Apr 3, 8:28 PM EDT	Severe Thunderstorm Warning	LMK	Green, Hart, Larue	32 min
Apr 3, 8:31 PM EDT	Special Weather Statement	LMK	Henry	29 min
Apr 3, 8:31 PM EDT	Severe Thunderstorm Warning	LMK	Larue, Marion, Nelson, Washington	29 min
Apr 3, 8:34 PM EDT	Special Weather Statement	LMK	Edmonson, Warren	26 min
Apr 3, 8:36 PM EDT	Severe Thunderstorm Warning	LMK	Edmonson, Hart, Warren	24 min
Apr 3, 8:37 PM EDT	Special Weather Statement	LMK	Anderson, Mercer	23 min
Apr 3, 8:40 PM EDT	Special Weather Statement	LMK	Henry, Shelby	35 min
Apr 3, 8:41 PM EDT	Tornado Warning Tornado observed	LMK	Green, Hart	19 min
Apr 3, 8:57 PM EDT	Severe Thunderstorm Warning	LMK	Boyle, Casey, Garrard, Lincoln, Marion, Mercer and 1 more	48 min
Apr 3, 8:59 PM EDT	Severe Thunderstorm Warning	LMK	Adair, Casey, Edmonson, Green, Hart, Lincoln and 4 more	46 min
Apr 3, 9:01 PM EDT	Special Weather Statement	LMK	Anderson	29 min
Apr 3, 9:07 PM EDT	Tornado Warning	LMK	Boyle, Marion	23 min
Apr 3, 9:11 PM EDT	Tornado Warning	LMK	Marion, Taylor	19 min
Apr 3, 9:14 PM EDT	Severe Thunderstorm Warning	LMK	Harrison, Scott	31 min
Apr 3, 9:20 PM EDT	Severe Thunderstorm Warning	LMK	Breckinridge, Hancock	25 min
Apr 3, 9:25 PM EDT	Tornado Warning	LMK	Casey, Marion, Taylor	20 min
Apr 3, 9:31 PM EDT	Tornado Warning	LMK	Boyle, Garrard, Lincoln	29 min
Apr 3, 9:37 PM EDT	Severe Thunderstorm Warning	LMK	Bourbon, Clark, Fayette, Jessamine	23 min
Apr 3, 9:41 PM EDT	Severe Thunderstorm Warning	LMK	Breckinridge, Grayson, Hardin	21 min
Apr 3, 9:41 PM EDT	Tornado Warning	LMK	Casey, Garrard, Lincoln	19 min
Apr 3, 9:46 PM EDT	Severe Thunderstorm Warning	LMK	Butler, Edmonson, Logan, Warren	29 min
Apr 3, 9:47 PM EDT	Severe Thunderstorm Warning	LMK	Casey, Lincoln	28 min
Apr 3, 9:56 PM EDT	Severe Thunderstorm Warning	LMK	Clark, Madison	49 min
Apr 3, 9:56 PM EDT	Tornado Warning	LMK	Garrard, Lincoln	34 min
Apr 3, 9:59 PM EDT	Severe Thunderstorm Warning	LMK	Bourbon, Clark	31 min
Apr 3, 10:04 PM EDT	Severe Thunderstorm Warning	LMK	Madison	26 min
Apr 3, 10:11 PM EDT	Severe Thunderstorm Warning	LMK	Logan, Simpson	34 min
Apr 3, 10:15 PM EDT	Severe Thunderstorm Warning	LMK	Lincoln	30 min
Apr 3, 10:16 PM EDT	Tornado Warning	LMK	Madison	14 min
Apr 3, 10:27 PM EDT	Special Weather Statement	LMK	Mercer, Washington	33 min
Apr 3, 10:34 PM EDT	Severe Thunderstorm Warning	LMK	Allen, Barren, Simpson, Warren	26 min
Apr 3, 10:39 PM EDT	Special Weather Statement	LMK	Green, Marion, Taylor	36 min
Apr 3, 10:57 PM EDT	Severe Thunderstorm Warning	LMK	Allen, Barren, Cumberland, Metcalfe, Monroe	33 min
Apr 3, 11:05 PM EDT	Special Weather Statement	LMK	Bourbon, Boyle, Clark, Fayette, Garrard, Jessamine and 3 more	25 min
Apr 3, 11:18 PM EDT	Special Weather Statement	LMK	Clinton, Cumberland	27 min
Apr 3, 11:39 PM EDT	Special Weather Statement	LMK	Casey, Lincoln	21 min
Apr 4, 12:09 AM EDT	Severe Thunderstorm Warning	LMK	Garrard, Madison	21 min
Apr 4, 3:43 AM EDT	Freeze Warning	LMK	Adair, Allen, Anderson, Barren, Bourbon, Boyle and 43 more	30 hr
Apr 4, 11:18 AM EDT	River Flood Warning	LMK	Jefferson, Oldham	4 days
Apr 4, 11:18 AM EDT	River Flood Warning	LMK	Hardin, Jefferson, Meade	27 hr

Nearby

Tornado Warnings in Kentucky, 2018 Every tornado warning in 2018 Tornadoes in 2018

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.