Alert archive / Kentucky / Tornado Warnings in 2011

Tornado Warning 68, NWS Louisville, KY

April 26, 2011Nelson County, Spencer County, Kentucky

NWS Louisville, KY issued this tornado warning at Apr 26, 2011, 4:16 AM EDT for Nelson County, Spencer County, Kentucky. It was in force for 29 min. 2 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 26, 2011, 4:16 AM EDT (08:16 UTC)
Expired: Apr 26, 2011, 4:45 AM EDT
In force: 29 min
Issued by: NWS Louisville, KY
Area: Storm-based polygon

Counties Nelson County, KY, Spencer County, KY

The radar

The Louisville radar (KLVX), 42 km from the middle of the area, began a volume at 08:18 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 26, 4:17 AM EDT	TSTM WND DMG	Bardstown, KY	A FEW ELECTRICAL OUTAGES AND A COUPLE TREES DOWN IN BARDSTOWN CITY LIMITS
Apr 26, 4:37 AM EDT	TSTM WND DMG	1 E Little Mount, KY	A WELL BUILT TOBACCO BARN WAS DESTROYED AT THE 4 MILE MARKER ON KY 1795.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 8.3 hours before the alert went out and 219 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: 157 J/kg
Mixed-layer CIN: -66 J/kg
Mixed-layer LCL: 968 m above ground
0-6 km bulk shear: 36 kt
0-1 km storm-relative helicity: 36 m²/s²
0-3 km storm-relative helicity: 47 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -0.1

Open this sounding in Storm Lab

The text

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

991 
WFUS53 KLMK 260816
TORLMK
KYC179-215-260845-
/O.NEW.KLMK.TO.W.0068.110426T0816Z-110426T0845Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
416 AM EDT TUE APR 26 2011

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  NELSON COUNTY IN NORTH CENTRAL KENTUCKY...  
  SPENCER COUNTY IN NORTH CENTRAL KENTUCKY...

* UNTIL 445 AM EDT...

* AT 415 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED NEAR HUNTERS...MOVING NORTHEAST AT 50 MPH.

* THIS TORNADIC STORM WILL ALSO IMPACT...
  TAYLORSVILLE...
  BARDSTOWN...
  HIGHGROVE AND FAIRFIELD...
  WATERFORD AND CRENSHAW...
  NORMANDY AND ELK CREEK...
  RIVALS...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

HEAVY RAINFALL MAY OBSCURE THIS TORNADO. TAKE COVER NOW! IF YOU WAIT
TO SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE PLACE.

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 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 3804 8513 3778 8547 3787 8561 3788 8560
      3789 8557 3791 8558 3795 8554 3797 8554
      3799 8550 3801 8551 3815 8542
TIME...MOT...LOC 0816Z 210DEG 45KT 3787 8552

$$

AL

2 follow-up statements

699 
WWUS53 KLMK 260833
SVSLMK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
433 AM EDT TUE APR 26 2011

KYC179-215-260845-
/O.CON.KLMK.TO.W.0068.000000T0000Z-110426T0845Z/
SPENCER KY-NELSON KY-
433 AM EDT TUE APR 26 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 AM EDT FOR
NORTHEASTERN NELSON AND SPENCER COUNTIES...

AT 427 AM EDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
SEVERE THUNDERSTORM WITH STRONG ROTATION. THIS TORNADO WAS LOCATED
NEAR TAYLORSVILLE...MOVING NORTHEAST AT 60 MPH.

TREES AND POWER LINES WERE DOWNED IN THE CITY OF BARDSTOWN BY LAW 
ENFORCEMENT. 

* THE TORNADO WILL ALSO IMPACT...

  RIVALS...
  LITTLE MOUNT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

HEAVY RAINFALL MAY OBSCURE THIS TORNADO. TAKE COVER NOW! IF YOU WAIT
TO SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE PLACE.

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 3791 8546 3800 8547 3815 8542 3804 8513
      3784 8540
TIME...MOT...LOC 0832Z 215DEG 53KT 3807 8531

$$

AL

492 
WWUS53 KLMK 260844
SVSLMK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
444 AM EDT TUE APR 26 2011

KYC179-215-260855-
/O.EXP.KLMK.TO.W.0068.000000T0000Z-110426T0845Z/
SPENCER KY-NELSON KY-
444 AM EDT TUE APR 26 2011

...THE TORNADO WARNING FOR NORTHERN NELSON AND SPENCER COUNTIES HAS
EXPIRED...

THE STORMS THAT PROMPTED THE WARNING HAVE MOVED OUT OF THE WARNED
AREA.

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 3791 8546 3800 8547 3815 8542 3804 8513
      3784 8540
TIME...MOT...LOC 0845Z 215DEG 53KT 3823 8517

$$

MP

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 26, 2:13 AM EDT	Severe Thunderstorm Warning	LMK	Butler, Logan, Ohio, Simpson, Warren	32 min
Apr 26, 2:24 AM EDT	Tornado Warning	LMK	Logan	36 min
Apr 26, 2:45 AM EDT	Severe Thunderstorm Warning	LMK	Allen, Butler, Edmonson, Grayson, Simpson, Warren	45 min
Apr 26, 2:57 AM EDT	Special Weather Statement	LMK	Hancock, Ohio	33 min
Apr 26, 3:23 AM EDT	Severe Thunderstorm Warning	LMK	Grayson, Hardin, Hart, Larue	22 min
Apr 26, 3:28 AM EDT	Special Weather Statement	LMK	Barren, Metcalfe, Monroe	47 min
Apr 26, 3:38 AM EDT	Severe Thunderstorm Warning	LMK	Barren, Hart, Metcalfe	37 min
Apr 26, 3:47 AM EDT	Severe Thunderstorm Warning	LMK	Bullitt, Green, Hardin, Hart, Larue, Nelson and 1 more	28 min
Apr 26, 3:52 AM EDT	Severe Thunderstorm Warning	LMK	Allen, Barren, Metcalfe, Monroe	38 min
Apr 26, 4:00 AM EDT	Severe Thunderstorm Warning	LMK	Adair, Green, Metcalfe, Taylor	30 min
Apr 26, 4:14 AM EDT	Severe Thunderstorm Warning	LMK	Bullitt, Marion, Nelson, Spencer, Washington	31 min
Apr 26, 4:29 AM EDT	Severe Thunderstorm Warning	LMK	Marion, Taylor	16 min
Apr 26, 4:36 AM EDT	Tornado Warning	LMK	Washington	24 min
Apr 26, 4:41 AM EDT	Special Weather Statement	LMK	Anderson, Franklin, Shelby, Woodford	34 min
Apr 26, 4:49 AM EDT	Severe Thunderstorm Warning	LMK	Franklin, Henry, Shelby	26 min
Apr 26, 4:54 AM EDT	Severe Thunderstorm Warning	LMK	Anderson, Franklin, Mercer, Woodford	24 min
Apr 26, 5:11 AM EDT	Severe Thunderstorm Warning	LMK	Fayette, Jessamine, Scott, Woodford	34 min
Apr 26, 5:22 AM EDT	Special Weather Statement	LMK	Lincoln	23 min
Apr 26, 5:30 AM EDT	Severe Thunderstorm Warning	LMK	Bourbon, Clark, Harrison, Nicholas	45 min
Apr 26, 5:33 AM EDT	Special Weather Statement	LMK	Garrard, Madison	27 min
Apr 26, 5:47 AM EDT	Special Weather Statement	LMK	Lincoln	43 min
Apr 26, 6:00 AM EDT	Special Weather Statement	LMK	Madison	30 min
Apr 26, 6:22 PM EDT	Special Weather Statement	LMK	Ohio	23 min
Apr 26, 6:32 PM EDT	Tornado Warning	LMK	Ohio	28 min
Apr 26, 6:54 PM EDT	Tornado Warning	LMK	Ohio	36 min
Apr 26, 7:21 PM EDT	Tornado Warning	LMK	Breckinridge, Grayson, Hancock, Ohio	24 min
Apr 26, 7:42 PM EDT	Tornado Warning	LMK	Breckinridge, Grayson	33 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.