Alert archive / Kentucky / Tornado Warnings in 2011

Tornado Warning 61, NWS Louisville, KY

April 24, 20114 counties in Kentucky

NWS Louisville, KY issued this tornado warning at Apr 24, 2011, 1:22 AM CDT for 4 counties in Kentucky. It was in force for 23 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Apr 24, 2011, 1:22 AM CDT (06:22 UTC)
Expired: Apr 24, 2011, 1:45 AM CDT
In force: 23 min
Issued by: NWS Louisville, KY
Area: Storm-based polygon

Counties Barren County, KY, Green County, KY, Hart County, KY, Metcalfe County, KY

The radar

The Louisville radar (KLVX), 93 km from the middle of the area, began a volume at 06:25 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.

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 6.4 hours before the alert went out and 143 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: 155 J/kg
Mixed-layer CIN: -22 J/kg
Mixed-layer LCL: 1905 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 77 m²/s²
0-3 km storm-relative helicity: 95 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.6

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

718 
WFUS53 KLMK 240622
TORLMK
KYC009-087-099-169-240645-
/O.NEW.KLMK.TO.W.0061.110424T0622Z-110424T0645Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
122 AM CDT SUN APR 24 2011

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN BARREN COUNTY IN SOUTH CENTRAL KENTUCKY...
  GREEN COUNTY IN SOUTH CENTRAL KENTUCKY...
  SOUTHEASTERN HART COUNTY IN SOUTH CENTRAL KENTUCKY...
  NORTHWESTERN METCALFE COUNTY IN SOUTH CENTRAL KENTUCKY...

* UNTIL 145 AM CDT...

* AT 120 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED NEAR PARK...MOVING EAST AT 45 MPH.

* THIS TORNADIC STORM WILL ALSO IMPACT...
  GREENSBURG...
  WHICKERVILLE AND CRAILHOPE...
  PIERCE AND GRAB...
  THURLOW AND GRESHAM...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A VEHICLE OR OUTDOORS...MOVE TO
THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING
DEBRIS.

TAKE COVER NOW! TORNADOES AT NIGHT CAN BE EXTREMELY DANGEROUS. DO NOT
WAIT UNTIL YOU SEE OR HEAR THE TORNADO. IT MAY BE TOO LATE.

TO REPORT DAMAGING WINDS...LARGE HAIL...OR FLOODING TO THE NATIONAL
WEATHER SERVICE...CALL TOLL FREE AT...1...8 7 7...6 3 3...6 7 7 2...
WHEN YOU CAN DO SO SAFELY.

&&

LAT...LON 3708 8585 3719 8589 3735 8550 3716 8541
      3715 8542
TIME...MOT...LOC 0622Z 249DEG 40KT 3715 8577

$$

MJ

1 follow-up statement

784 
WWUS53 KLMK 240640
SVSLMK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
240 AM EDT SUN APR 24 2011

KYC009-240649-
/O.CAN.KLMK.TO.W.0061.000000T0000Z-110424T0645Z/
BARREN KY-
140 AM CDT SUN APR 24 2011

...THE TORNADO WARNING FOR NORTHEASTERN BARREN COUNTY IS CANCELLED...

TO REPORT DAMAGING WINDS...LARGE HAIL...OR FLOODING TO THE NATIONAL
WEATHER SERVICE...CALL TOLL FREE AT...1...8 7 7...6 3 3...6 7 7 2...
WHEN YOU CAN DO SO SAFELY.

LAT...LON 3710 8576 3715 8578 3716 8576 3716 8578
      3723 8579 3735 8550 3716 8541 3715 8542
TIME...MOT...LOC 0639Z 249DEG 40KT 3722 8555

$$

KYC087-099-169-240645-
/O.CON.KLMK.TO.W.0061.000000T0000Z-110424T0645Z/
GREEN KY-HART KY-METCALFE KY-
140 AM CDT SUN APR 24 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 145 AM CDT FOR
NORTHWESTERN METCALFE...SOUTHEASTERN HART AND GREEN COUNTIES...

AT 134 AM CDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
SEVERE THUNDERSTORM WITH STRONG ROTATION. THIS TORNADO WAS LOCATED 
NEAR PIERCE...MOVING EAST AT 45 MPH. IF YOU LIE IN GREENSBURG...SEEK 
SHELTER NOW!   

* THE TORNADO WILL ALSO IMPACT...
  GREENSBURG...
  GRESHAM AND BRAMLETT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

TO REPORT DAMAGING WINDS...LARGE HAIL...OR FLOODING TO THE NATIONAL 
WEATHER SERVICE...CALL TOLL FREE AT...1...8 7 7...6 3 3...6 7 7 
2...WHEN YOU CAN DO SO SAFELY.

&&

LAT...LON 3710 8576 3715 8578 3716 8576 3716 8578
      3723 8579 3735 8550 3716 8541 3715 8542
TIME...MOT...LOC 0639Z 249DEG 40KT 3722 8555

$$
JDG

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 23, 7:01 PM CDT	Special Weather Statement	LMK	Bourbon, Clark, Fayette, Jessamine, Nicholas	29 min
Apr 23, 7:18 PM CDT	River Flood Warning	LMK	Harrison	15 hr
Apr 23, 7:30 PM CDT	Special Weather Statement	LMK	Clark	15 min
Apr 23, 7:31 PM CDT	Severe Thunderstorm Warning	LMK	Clark	14 min
Apr 23, 8:20 PM CDT	Flash Flood Warning	LMK	Bourbon, Franklin, Harrison, Nicholas, Scott, Woodford	9 hr
Apr 23, 8:46 PM CDT	River Flood Warning	LMK	Bullitt	14 hr
Apr 24, 12:35 AM CDT	Special Weather Statement	LMK	Allen, Barren, Butler, Edmonson, Grayson, Green and 7 more	55 min
Apr 24, 1:12 AM CDT	Severe Thunderstorm Warning	LMK	Allen, Barren, Monroe, Simpson	33 min
Apr 24, 1:33 AM CDT	Special Weather Statement	LMK	Marion	27 min
Apr 24, 1:34 AM CDT	Tornado Warning	LMK	Barren, Metcalfe, Monroe	26 min
Apr 24, 1:37 AM CDT	Severe Thunderstorm Warning	LMK	Adair, Barren, Green, Metcalfe	38 min
Apr 24, 1:41 AM CDT	Tornado Warning	LMK	Adair, Casey, Green, Marion, Taylor	34 min
Apr 24, 1:56 AM CDT	Special Weather Statement	LMK	Marion, Mercer, Washington	34 min
Apr 24, 2:02 AM CDT	Severe Thunderstorm Warning	LMK	Boyle, Marion, Mercer, Washington	28 min
Apr 24, 2:10 AM CDT	Tornado Warning	LMK	Adair, Metcalfe, Russell	50 min
Apr 24, 2:13 AM CDT	Tornado Warning	LMK	Boyle, Casey, Lincoln, Marion, Taylor	47 min
Apr 24, 2:34 AM CDT	Special Weather Statement	LMK	Clark, Fayette, Garrard, Jessamine, Madison, Woodford	41 min
Apr 24, 2:37 AM CDT	Tornado Warning	LMK	Adair, Casey, Russell	23 min
Apr 24, 5:16 AM CDT	Areal Flood Warning	LMK	Breckinridge, Bullitt, Franklin, Hancock, Hardin, Harrison and 9 more	12 hr
Apr 24, 5:50 AM CDT	Special Weather Statement	LMK	Hancock, Ohio	25 min
Apr 24, 6:11 AM CDT	Special Weather Statement	LMK	Logan	34 min
Apr 24, 6:16 AM CDT	Special Weather Statement	LMK	Breckinridge, Butler, Grayson, Hancock	44 min
Apr 24, 6:44 AM CDT	Special Weather Statement	LMK	Butler, Edmonson, Logan, Warren	31 min
Apr 24, 6:59 AM CDT	Special Weather Statement	LMK	Bullitt, Hardin, Jefferson, Larue, Nelson, Oldham and 1 more	46 min
Apr 24, 7:10 AM CDT	Special Weather Statement	LMK	Barren, Edmonson, Hart, Metcalfe	35 min
Apr 24, 7:48 AM CDT	Special Weather Statement	LMK	Green, Taylor	27 min
Apr 24, 8:14 AM CDT	Special Weather Statement	LMK	Boyle, Casey	31 min
Apr 24, 8:38 AM CDT	Special Weather Statement	LMK	Boyle, Garrard	37 min
Apr 24, 9:06 AM CDT	Special Weather Statement	LMK	Madison	24 min
Apr 24, 12:58 PM CDT	Special Weather Statement	LMK	Allen	32 min
Apr 24, 1:42 PM CDT	Special Weather Statement	LMK	Monroe	33 min
Apr 24, 2:08 PM CDT	Severe Thunderstorm Warning	LMK	Clinton, Cumberland	37 min
Apr 24, 2:52 PM CDT	Special Weather Statement	LMK	Clinton	38 min
Apr 24, 3:54 PM CDT	Severe Thunderstorm Warning	LMK	Butler, Ohio	48 min
Apr 24, 3:56 PM CDT	Flash Flood Warning	LMK	Breckinridge, Grayson, Hancock, Ohio	9 hr
Apr 24, 4:19 PM CDT	Flash Flood Warning	LMK	Butler, Edmonson, Logan, Ohio, Simpson, Warren	9 hr
Apr 24, 4:28 PM CDT	Special Weather Statement	LMK	Butler, Edmonson, Grayson	62 min
Apr 24, 4:31 PM CDT	Severe Thunderstorm Warning	LMK	Logan	44 min
Apr 24, 4:47 PM CDT	Special Weather Statement	LMK	Butler	43 min
Apr 24, 4:48 PM CDT	Areal Flood Warning	LMK	Bullitt, Franklin, Harrison, Henry, Jefferson, Meade and 5 more	12 hr
Apr 24, 5:44 PM CDT	Special Weather Statement	LMK	Allen, Barren, Butler, Edmonson, Hart, Logan and 2 more	31 min
Apr 24, 6:03 PM CDT	Severe Thunderstorm Warning	LMK	Allen, Simpson, Warren	42 min
Apr 24, 6:17 PM CDT	Special Weather Statement	LMK	Green, Hart	43 min
Apr 24, 6:26 PM CDT	Special Weather Statement	LMK	Logan	34 min
Apr 24, 6:28 PM CDT	Severe Thunderstorm Warning	LMK	Barren	32 min
Apr 24, 6:32 PM CDT	Severe Thunderstorm Warning	LMK	Butler, Logan, Simpson, Warren	28 min
Apr 24, 6:36 PM CDT	Flash Flood Warning	LMK	Green, Hart, Larue, Marion, Nelson, Taylor and 1 more	6 hr
Apr 24, 6:48 PM CDT	Severe Thunderstorm Warning	LMK	Allen, Barren	27 min
Apr 24, 6:53 PM CDT	Areal Flood Advisory	LMK	Adair, Allen, Barren, Cumberland, Metcalfe, Monroe	6 hr
Apr 24, 6:58 PM CDT	Special Weather Statement	LMK	Warren	32 min

Nearby

Tornado Warnings in Kentucky, 2011 Every tornado warning in 2011 Tornadoes in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.