Alert archive / Kentucky / Tornado Warnings in 2012

Tornado Warning 19, NWS Louisville, KY

February 29, 2012Grayson County, Kentucky

NWS Louisville, KY issued this tornado warning at Feb 29, 2012, 8:10 AM CST for Grayson County, Kentucky. It was in force for 20 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: Feb 29, 2012, 8:10 AM CST (14:10 UTC)
Expired: Feb 29, 2012, 8:30 AM CST
In force: 20 min
Issued by: NWS Louisville, KY
Area: Storm-based polygon

County Grayson County, KY

The radar

The Louisville radar (KLVX), 74 km from the middle of the area, began a volume at 14:14 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Feb 29, 4:39 AM CST	Tornado Watch	SPC	7 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 2.2 hours before the alert went out and 144 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: 580 J/kg
Mixed-layer CIN: -25 J/kg
Mixed-layer LCL: 510 m above ground
0-6 km bulk shear: 61 kt
0-1 km storm-relative helicity: 365 m²/s²
0-3 km storm-relative helicity: 485 m²/s²
Significant tornado parameter: 1.9
Supercell composite: 8.5

Open this sounding in Storm Lab

The text

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

347 
WFUS53 KLMK 291410
TORLMK
KYC085-291430-
/O.NEW.KLMK.TO.W.0019.120229T1410Z-120229T1430Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
810 AM CST WED FEB 29 2012

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN GRAYSON COUNTY IN SOUTH CENTRAL KENTUCKY...

* UNTIL 830 AM CST...

* AT 809 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED NEAR PETH...MOVING EAST AT 55 MPH.

* THIS TORNADIC STORM WILL ALSO IMPACT...
  SHREWSBURY...
  GRAYSON SPRINGS AND PEONIA...

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.

TO REPORT SEVERE WEATHER 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 3748 8618 3738 8622 3736 8648 3738 8656
      3739 8657 3740 8657
TIME...MOT...LOC 1410Z 258DEG 47KT 3742 8647

$$

JDG

1 follow-up statement

437 
WWUS53 KLMK 291419
SVSLMK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
819 AM CST WED FEB 29 2012

KYC085-291430-
/O.CON.KLMK.TO.W.0019.000000T0000Z-120229T1430Z/
GRAYSON KY-
819 AM CST WED FEB 29 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 AM CST FOR CENTRAL
GRAYSON COUNTY...

AT 814 AM CST...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
SEVERE THUNDERSTORM WITH STRONG ROTATION. THIS DANGEROUS STORM WAS
LOCATED 10 MILES WEST OF GRAYSON SPRINGS...MOVING EAST AT 55 MPH.

* THIS DANGEROUS STORM WILL ALSO IMPACT...
  GRAYSON SPRINGS...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOTORISTS SHOULD NOT TAKE SHELTER UNDER HIGHWAY OVERPASSES. AS A LAST
RESORT...EITHER PARK YOUR VEHICLE AND STAY PUT...OR ABANDON YOUR
VEHICLE AND LIE DOWN IN A LOW LYING AREA.

&&

LAT...LON 3740 8641 3743 8643 3748 8619 3742 8620
TIME...MOT...LOC 1419Z 258DEG 47KT 3744 8632

$$
JDG

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 29, 12:53 AM CST	Special Weather Statement	LMK	Trimble	52 min
Feb 29, 1:03 AM CST	Special Weather Statement	LMK	Breckinridge, Bullitt, Hardin, Meade, Nelson, Shelby and 2 more	57 min
Feb 29, 1:23 AM CST	Special Weather Statement	LMK	Butler, Edmonson, Hart, Larue	52 min
Feb 29, 2:07 AM CST	Special Weather Statement	LMK	Anderson, Hardin, Larue, Marion, Mercer, Nelson and 1 more	38 min
Feb 29, 2:40 AM CST	Special Weather Statement	LMK	Boyle, Garrard, Lincoln, Madison	50 min
Feb 29, 6:20 AM CST	Severe Thunderstorm Warning	LMK	Hancock	25 min
Feb 29, 6:32 AM CST	Special Weather Statement	LMK	Grayson, Ohio	43 min
Feb 29, 6:41 AM CST	Severe Thunderstorm Warning	LMK	Breckinridge, Hancock, Meade	34 min
Feb 29, 6:44 AM CST	Tornado Warning	LMK	Breckinridge, Hancock, Meade	15 min
Feb 29, 6:47 AM CST	Tornado Warning	LMK	Butler, Ohio	28 min
Feb 29, 7:09 AM CST	Tornado Warning	LMK	Butler, Edmonson, Grayson, Ohio	36 min
Feb 29, 7:11 AM CST	Severe Thunderstorm Warning	LMK	Breckinridge, Grayson, Hardin, Ohio	19 min
Feb 29, 7:13 AM CST	Severe Thunderstorm Warning	LMK	Breckinridge, Bullitt, Hardin, Jefferson, Meade	32 min
Feb 29, 7:13 AM CST	Tornado Warning	LMK	Trimble	17 min
Feb 29, 7:17 AM CST	Severe Thunderstorm Warning	LMK	Henry, Oldham, Trimble	28 min
Feb 29, 7:20 AM CST	Tornado Warning	LMK	Bullitt, Hardin, Meade	25 min
Feb 29, 7:23 AM CST	Severe Thunderstorm Warning	LMK	Breckinridge, Hardin, Meade	22 min
Feb 29, 7:30 AM CST	Severe Thunderstorm Warning	LMK	Henry, Oldham, Shelby	30 min
Feb 29, 7:32 AM CST	Severe Thunderstorm Warning	LMK	Breckinridge, Grayson, Hardin	28 min
Feb 29, 7:34 AM CST	Tornado Warning	LMK	Ohio	26 min
Feb 29, 7:39 AM CST	Severe Thunderstorm Warning	LMK	Bullitt, Hardin, Jefferson, Nelson, Shelby, Spencer	36 min
Feb 29, 7:40 AM CST	Tornado Warning	LMK	Butler, Grayson, Ohio	35 min
Feb 29, 7:42 AM CST	Severe Thunderstorm Warning	LMK	Bullitt, Hardin, Nelson	33 min
Feb 29, 7:49 AM CST	Tornado Warning	LMK	Grayson	26 min
Feb 29, 7:53 AM CST	Severe Thunderstorm Warning	LMK	Hardin, Larue, Nelson	22 min
Feb 29, 7:53 AM CST	Severe Thunderstorm Warning	LMK	Franklin, Harrison, Henry, Scott, Shelby	37 min
Feb 29, 7:59 AM CST	Severe Thunderstorm Warning	LMK	Breckinridge, Grayson, Hardin	16 min
Feb 29, 8:02 AM CST	Severe Thunderstorm Warning	LMK	Ohio	28 min
Feb 29, 8:08 AM CST	Severe Thunderstorm Warning	LMK	Grayson, Ohio	37 min
Feb 29, 8:14 AM CST	Severe Thunderstorm Warning	LMK	Anderson, Fayette, Franklin, Mercer, Nelson, Scott and 2 more	16 min
Feb 29, 8:14 AM CST	Tornado Warning	LMK	Grayson	16 min
Feb 29, 8:25 AM CST	Tornado Warning	LMK	Grayson, Hardin	20 min
Feb 29, 8:28 AM CST	Severe Thunderstorm Warning	LMK	Breckinridge, Grayson, Hardin	32 min
Feb 29, 8:32 AM CST	Special Weather Statement	LMK	Bourbon, Clark, Fayette, Jessamine, Nicholas	13 min
Feb 29, 8:40 AM CST	Tornado Warning	LMK	Hardin, Larue	20 min
Feb 29, 8:44 AM CST	Tornado Warning	LMK	Grayson	26 min
Feb 29, 8:48 AM CST	Areal Flood Advisory	LMK	Breckinridge, Grayson, Hardin, Ohio	3 hr
Feb 29, 8:55 AM CST	Tornado Warning	LMK	Grayson, Hardin, Larue	35 min
Feb 29, 8:58 AM CST	Severe Thunderstorm Warning	LMK	Butler, Grayson, Ohio	32 min
Feb 29, 8:59 AM CST	Tornado Warning	LMK	Hardin, Larue, Nelson	31 min
Feb 29, 9:09 AM CST	Severe Thunderstorm Warning	LMK	Butler, Logan, Warren	36 min
Feb 29, 9:21 AM CST	Severe Thunderstorm Warning	LMK	Nelson, Washington	12 min
Feb 29, 9:21 AM CST	Severe Thunderstorm Warning	LMK	Breckinridge, Butler, Grayson, Hardin, Ohio	24 min
Feb 29, 9:21 AM CST	Tornado Warning	LMK	Larue, Marion, Nelson, Washington	24 min
Feb 29, 9:26 AM CST	Tornado Warning	LMK	Breckinridge, Grayson, Hardin	34 min
Feb 29, 9:35 AM CST	Special Weather Statement	LMK	Anderson, Mercer	25 min
Feb 29, 9:47 AM CST	Tornado Warning	LMK	Mercer, Washington	28 min
Feb 29, 9:56 AM CST	Tornado Warning	LMK	Grayson, Hardin, Larue, Nelson	34 min
Feb 29, 10:05 AM CST	Flash Flood Warning	LMK	Breckinridge, Grayson, Hardin	3 hr
Feb 29, 10:16 AM CST	Severe Thunderstorm Warning	LMK	Garrard, Jessamine, Mercer, Woodford	29 min
Feb 29, 10:18 AM CST	Special Weather Statement	LMK	Butler, Logan	27 min
Feb 29, 10:22 AM CST	Tornado Warning	LMK	Larue, Marion, Nelson, Washington	23 min
Feb 29, 10:28 AM CST	Special Weather Statement	LMK	Hardin	32 min
Feb 29, 10:41 AM CST	Special Weather Statement	LMK	Larue	34 min
Feb 29, 10:44 AM CST	Tornado Warning	LMK	Boyle, Marion, Mercer, Washington	16 min
Feb 29, 10:50 AM CST	Severe Thunderstorm Warning	LMK	Butler, Logan, Warren	25 min
Feb 29, 10:51 AM CST	Tornado Warning	LMK	Hardin, Larue, Marion, Nelson	24 min
Feb 29, 10:59 AM CST	Areal Flood Advisory	LMK	Barren, Butler, Edmonson, Hart, Logan, Warren	3 hr
Feb 29, 11:01 AM CST	Tornado Warning	LMK	Boyle, Garrard, Jessamine, Mercer	29 min
Feb 29, 11:02 AM CST	Areal Flood Advisory	LMK	Fayette, Garrard, Hardin, Jessamine, Larue, Marion and 4 more	3 hr
Feb 29, 11:20 AM CST	Special Weather Statement	LMK	Edmonson, Warren	25 min
Feb 29, 11:22 AM CST	Severe Thunderstorm Warning	LMK	Barren, Butler, Edmonson, Hart, Warren	23 min
Feb 29, 11:27 AM CST	Flash Flood Warning	LMK	Barren, Butler, Edmonson, Hart, Logan, Warren	3 hr
Feb 29, 11:28 AM CST	Tornado Warning	LMK	Clark, Fayette, Jessamine, Madison	32 min
Feb 29, 11:32 AM CST	Special Weather Statement	LMK	Logan	13 min
Feb 29, 11:37 AM CST	Tornado Warning	LMK	Barren, Edmonson, Hart, Warren	23 min
Feb 29, 11:40 AM CST	Severe Thunderstorm Warning	LMK	Butler, Logan, Simpson, Warren	35 min
Feb 29, 11:45 AM CST	Tornado Warning	LMK	Logan, Simpson, Warren	30 min
Feb 29, 11:50 AM CST	Tornado Warning	LMK	Clark, Madison	10 min
Feb 29, 12:01 PM CST	Severe Thunderstorm Warning	LMK	Green, Hart, Metcalfe, Taylor	29 min
Feb 29, 12:13 PM CST	Severe Thunderstorm Warning	LMK	Barren, Edmonson, Hart, Warren	32 min
Feb 29, 12:16 PM CST	Flash Flood Warning	LMK	Green, Taylor	3 hr
Feb 29, 12:31 PM CST	Areal Flood Advisory	LMK	Casey, Garrard, Lincoln, Madison	3 hr
Feb 29, 12:40 PM CST	Tornado Warning	LMK	Adair, Barren, Green, Hart, Metcalfe	35 min
Feb 29, 12:55 PM CST	Flash Flood Warning	LMK	Adair, Casey, Garrard, Lincoln, Madison	3 hr
Feb 29, 1:06 PM CST	Severe Thunderstorm Warning	LMK	Adair, Casey, Russell	24 min
Feb 29, 1:14 PM CST	Tornado Warning	LMK	Adair, Casey, Russell	31 min
Feb 29, 1:37 PM CST	Special Weather Statement	LMK	Russell	23 min
Feb 29, 1:50 PM CST	Severe Thunderstorm Warning	LMK	Russell	25 min
Feb 29, 2:53 PM CST	Severe Thunderstorm Warning	LMK	Clinton	22 min

Nearby

Tornado Warnings in Kentucky, 2012 Every tornado warning in 2012 Tornadoes in 2012

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.