Alert archive / Indiana / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 49, NWS Louisville, KY

February 29, 2012Hancock County, Kentucky; Crawford County, Perry County, Indiana

NWS Louisville, KY issued this severe thunderstorm warning at Feb 29, 2012, 6:20 AM CST for Hancock County, Kentucky; Crawford County, Perry County, Indiana. It was in force for 25 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, 6:20 AM CST (12:20 UTC)
Expired: Feb 29, 2012, 6:45 AM CST
In force: 25 min
Issued by: NWS Louisville, KY
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Crawford County, IN, Perry County, IN, Hancock County, KY

The radar

The Louisville radar (KLVX), 69 km from the middle of the area, began a volume at 12:22 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, 0.3 hours before the alert went out and 208 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.

633 
WUUS53 KLMK 291220
SVRLMK
INC025-123-KYC091-291245-
/O.NEW.KLMK.SV.W.0049.120229T1220Z-120229T1245Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
620 AM CST WED FEB 29 2012

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  HANCOCK COUNTY IN NORTHWEST KENTUCKY...
  SOUTHERN CRAWFORD COUNTY IN SOUTH CENTRAL INDIANA...
  PERRY COUNTY IN SOUTH CENTRAL INDIANA...

* UNTIL 645 AM CST/745 AM EST/

* AT 616 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE
  HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE
  LOCATED ALONG A LINE EXTENDING FROM 8 MILES NORTHWEST OF WAITMAN TO
  21 MILES SOUTHWEST OF WAITMAN...MOVING EAST AT 65 MPH.

* SEVERE THUNDERSTORMS WILL ALSO IMPACT...
  HAWESVILLE...
  TELL CITY...
  WAITMAN AND LEWISPORT...
  PETRI AND ADAIR...
  TERRY AND RANGER...
  LEOPOLD AND BANDON...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. IF A TORNADO
IS SPOTTED...MOVE QUICKLY TO A PLACE OF SAFETY IN A STURDY
STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

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 3794 8697 3794 8693 3799 8686 3801 8678
      3810 8677 3811 8681 3817 8680 3826 8631
      3812 8642 3812 8647 3809 8645 3804 8649
      3804 8652 3800 8652 3778 8670 3775 8682
      3783 8686 3784 8692 3790 8692 3790 8699
TIME...MOT...LOC 1220Z 257DEG 56KT 3802 8695 3771 8716
WIND...HAIL 60MPH 1.00IN

$$

AMS

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, 6:32 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, 8:10 AM CST	Tornado Warning	LMK	Grayson	20 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

Severe Thunderstorm Warnings in Indiana, 2012 Severe Thunderstorm Warnings in Kentucky, 2012 Every severe thunderstorm warning 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.