Alert archive / Kentucky / Tornado Warnings in 2011

Tornado Warning 81, NWS Louisville, KY

April 27, 2011Franklin County, Henry County, Shelby County, Kentucky

NWS Louisville, KY issued this tornado warning at Apr 27, 2011, 7:56 AM EDT for Franklin County, Henry County, Shelby County, Kentucky. It was in force for 19 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 27, 2011, 7:56 AM EDT (11:56 UTC)
Expired
Apr 27, 2011, 8:15 AM EDT
In force
19 min
Issued by
NWS Louisville, KY
Area
Storm-based polygon

Counties Franklin County, KY, Henry County, KY, Shelby County, KY

The radar

The Louisville radar (KLVX), 99 km from the middle of the area, began a volume at 11:59 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.

IssuedProductOfficeLasted
Apr 27, 6:07 AM EDTTornado WatchSPC5 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 11.9 hours before the alert went out and 152 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-pSkew-T log-p diagram, Cncnati-Daytn, OH at 00:00Z on 2011-04-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 781 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 00:00Z on 2011-04-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 255 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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
781 J/kg
Mixed-layer CIN
-21 J/kg
Mixed-layer LCL
622 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
255 m²/s²
0-3 km storm-relative helicity
275 m²/s²
Significant tornado parameter
1.2
Supercell composite
4.7

Open this sounding in Storm Lab

The text

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

516 
WFUS53 KLMK 271156
TORLMK
KYC073-103-211-271215-
/O.NEW.KLMK.TO.W.0081.110427T1156Z-110427T1215Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
756 AM EDT WED APR 27 2011

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN FRANKLIN COUNTY IN EAST CENTRAL KENTUCKY...
  SOUTHEASTERN HENRY COUNTY IN NORTH CENTRAL KENTUCKY...
  NORTHEASTERN SHELBY COUNTY IN NORTH CENTRAL KENTUCKY...

* UNTIL 815 AM EDT...

* AT 754 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED NEAR HATTON...MOVING NORTHEAST AT 65 MPH.

* THIS TORNADIC STORM WILL ALSO IMPACT...
  ORVILLE AND POLSGROVE...
  FALLIS...

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 3846 8496 3843 8496 3845 8495 3846 8494
      3845 8492 3844 8492 3841 8488 3838 8490
      3834 8482 3818 8502 3822 8509 3849 8499
TIME...MOT...LOC 1156Z 212DEG 55KT 3826 8502

$$

SCHOETTMER
1 follow-up statement
961 
WWUS53 KLMK 271215
SVSLMK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
815 AM EDT WED APR 27 2011

KYC073-103-211-271225-
/O.EXP.KLMK.TO.W.0081.000000T0000Z-110427T1215Z/
HENRY KY-FRANKLIN KY-SHELBY KY-
815 AM EDT WED APR 27 2011

...THE TORNADO WARNING FOR NORTHEASTERN SHELBY...NORTHWESTERN
FRANKLIN AND SOUTHEASTERN HENRY 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 3846 8496 3843 8496 3845 8495 3846 8494
      3845 8492 3844 8492 3841 8488 3838 8490
      3834 8482 3818 8502 3822 8509 3849 8499
TIME...MOT...LOC 1156Z 212DEG 55KT 3661 8215

$$

SCHOETTMER

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 26, 8:08 PM EDTTornado WarningLMKBreckinridge, Grayson, Hardin22 min
Apr 26, 8:27 PM EDTTornado WarningLMKGrayson, Hardin33 min
Apr 26, 8:48 PM EDTTornado WarningLMKHardin, Larue, Nelson27 min
Apr 26, 9:16 PM EDTTornado WarningLMKHardin, Larue, Nelson29 min
Apr 26, 9:46 PM EDTSpecial Weather StatementLMKNelson29 min
Apr 26, 10:20 PM EDTSevere Thunderstorm WarningLMKNelson, Spencer14 min
Apr 26, 10:23 PM EDTSpecial Weather StatementLMKOhio37 min
Apr 26, 10:32 PM EDTTornado WarningLMKAnderson, Nelson, Spencer, Washington28 min
Apr 26, 10:56 PM EDTSevere Thunderstorm WarningLMKAnderson, Franklin, Shelby, Spencer34 min
Apr 26, 10:56 PM EDTTornado WarningLMKOhio34 min
Apr 26, 11:20 PM EDTSevere Thunderstorm WarningLMKShelby, Spencer40 min
Apr 26, 11:23 PM EDTSpecial Weather StatementLMKOhio37 min
Apr 26, 11:25 PM EDTSpecial Weather StatementLMKFranklin35 min
Apr 26, 11:31 PM EDTSevere Thunderstorm WarningLMKOhio29 min
Apr 26, 11:39 PM EDTAreal Flood WarningLMKBreckinridge, Bullitt, Grayson, Hancock, Hardin, Henry and 7 more10 hr
Apr 26, 11:44 PM EDTSpecial Weather StatementLMKGrayson31 min
Apr 26, 11:47 PM EDTSpecial Weather StatementLMKOhio28 min
Apr 26, 11:49 PM EDTSevere Thunderstorm WarningLMKBreckinridge, Edmonson, Grayson26 min
Apr 26, 11:54 PM EDTSpecial Weather StatementLMKHancock36 min
Apr 26, 11:59 PM EDTSpecial Weather StatementLMKShelby31 min
Apr 27, 12:02 AM EDTSevere Thunderstorm WarningLMKBreckinridge, Hancock, Ohio28 min
Apr 27, 12:13 AM EDTFlash Flood WarningLMKHancock, Ohio9 hr
Apr 27, 12:13 AM EDTSpecial Weather StatementLMKOhio32 min
Apr 27, 12:17 AM EDTSevere Thunderstorm WarningLMKBreckinridge, Grayson28 min
Apr 27, 12:23 AM EDTSevere Thunderstorm WarningLMKHenry37 min
Apr 27, 12:24 AM EDTSpecial Weather StatementLMKBreckinridge, Grayson, Hardin, Meade36 min
Apr 27, 12:32 AM EDTFlash Flood WarningLMKBreckinridge, Grayson, Hardin, Meade9 hr
Apr 27, 12:41 AM EDTSevere Thunderstorm WarningLMKButler, Logan34 min
Apr 27, 12:55 AM EDTSpecial Weather StatementLMKBreckinridge, Hardin, Meade35 min
Apr 27, 1:06 AM EDTSpecial Weather StatementLMKLogan24 min
Apr 27, 1:15 AM EDTSevere Thunderstorm WarningLMKButler, Logan30 min
Apr 27, 1:25 AM EDTSpecial Weather StatementLMKJefferson35 min
Apr 27, 1:34 AM EDTFlash Flood WarningLMKBullitt, Hardin, Jefferson, Oldham, Trimble3 hr
Apr 27, 1:38 AM EDTFlash Flood WarningLMKButler, Edmonson, Logan, Simpson, Warren3 hr
Apr 27, 1:41 AM EDTSpecial Weather StatementLMKButler, Grayson, Logan34 min
Apr 27, 1:58 AM EDTSpecial Weather StatementLMKEdmonson, Warren32 min
Apr 27, 2:23 AM EDTSevere Thunderstorm WarningLMKEdmonson, Grayson, Hardin22 min
Apr 27, 2:43 AM EDTSpecial Weather StatementLMKHardin32 min
Apr 27, 2:49 AM EDTSevere Thunderstorm WarningLMKButler, Logan, Ohio41 min
Apr 27, 3:07 AM EDTSpecial Weather StatementLMKGrayson, Warren23 min
Apr 27, 3:20 AM EDTSpecial Weather StatementLMKLogan25 min
Apr 27, 3:35 AM EDTSpecial Weather StatementLMKButler, Hancock, Ohio25 min
Apr 27, 4:15 AM EDTSpecial Weather StatementLMKAllen, Edmonson, Grayson, Hardin, Meade, Warren60 min
Apr 27, 4:24 AM EDTFlash Flood WarningLMKBullitt, Jefferson, Oldham, Trimble5 hr
Apr 27, 4:27 AM EDTFlash Flood WarningLMKButler, Edmonson, Logan, Simpson, Warren5 hr
Apr 27, 5:45 AM EDTSpecial Weather StatementLMKOldham, Shelby, Spencer, Trimble45 min
Apr 27, 6:06 AM EDTTornado WarningLMKHenry, Oldham, Shelby, Trimble24 min
Apr 27, 6:12 AM EDTSpecial Weather StatementLMKSimpson, Warren33 min
Apr 27, 6:27 AM EDTSpecial Weather StatementLMKAllen33 min
Apr 27, 6:37 AM EDTSevere Thunderstorm WarningLMKAllen, Barren, Edmonson, Hart, Warren23 min
Apr 27, 7:00 AM EDTSevere Thunderstorm WarningLMKBarren, Green, Hart30 min
Apr 27, 7:19 AM EDTSpecial Weather StatementLMKNelson, Shelby, Spencer26 min
Apr 27, 7:32 AM EDTSpecial Weather StatementLMKMonroe28 min
Apr 27, 7:44 AM EDTSevere Thunderstorm WarningLMKAdair, Cumberland, Green, Metcalfe, Monroe, Russell31 min
Apr 27, 7:48 AM EDTSevere Thunderstorm WarningLMKAnderson, Franklin, Henry, Shelby27 min
Apr 27, 7:52 AM EDTSevere Thunderstorm WarningLMKCumberland, Monroe30 min
Apr 27, 7:53 AM EDTSevere Thunderstorm WarningLMKAnderson, Mercer, Washington22 min
Apr 27, 8:08 AM EDTSevere Thunderstorm WarningLMKClinton, Cumberland, Russell37 min
Apr 27, 8:11 AM EDTSevere Thunderstorm WarningLMKAdair, Casey, Cumberland, Metcalfe, Russell, Taylor34 min
Apr 27, 8:12 AM EDTSevere Thunderstorm WarningLMKAnderson, Franklin, Harrison, Scott, Woodford33 min
Apr 27, 8:24 AM EDTTornado WarningLMKAnderson, Boyle, Fayette, Jessamine, Mercer, Woodford36 min
Apr 27, 8:31 AM EDTTornado WarningLMKClinton14 min
Apr 27, 8:33 AM EDTSevere Thunderstorm WarningLMKRussell12 min
Apr 27, 8:40 AM EDTTornado WarningLMKAdair, Casey, Russell35 min
Apr 27, 8:45 AM EDTSevere Thunderstorm WarningLMKBourbon, Harrison, Scott30 min
Apr 27, 8:51 AM EDTTornado WarningLMKCasey, Garrard, Lincoln24 min
Apr 27, 8:52 AM EDTTornado WarningLMKBourbon, Fayette, Harrison, Scott, Woodford23 min
Apr 27, 9:02 AM EDTSevere Thunderstorm WarningLMKGarrard, Lincoln28 min
Apr 27, 9:12 AM EDTTornado WarningLMKClark, Fayette, Garrard, Jessamine, Lincoln, Madison33 min
Apr 27, 9:15 AM EDTSevere Thunderstorm WarningLMKBourbon, Harrison, Nicholas30 min
Apr 27, 9:21 AM EDTSevere Thunderstorm WarningLMKGarrard, Lincoln, Madison24 min
Apr 27, 9:23 AM EDTAreal Flood WarningLMKBreckinridge, Bullitt, Butler, Edmonson, Grayson, Hancock and 9 more12 hr
Apr 27, 9:40 AM EDTSevere Thunderstorm WarningLMKBourbon, Clark, Fayette, Madison, Nicholas35 min
Apr 27, 11:19 AM EDTRiver Flood WarningLMKWarren36 hr
Apr 27, 11:19 AM EDTRiver Flood WarningLMKWarren36 hr
Apr 27, 11:19 AM EDTRiver Flood WarningLMKHart36 hr
Apr 27, 11:19 AM EDTRiver Flood WarningLMKEdmonson4 days
Apr 27, 11:41 AM EDTRiver Flood WarningLMKNicholas, Robertson25 hr
Apr 27, 5:13 PM EDTSpecial Weather StatementLMKButler, Logan, Warren32 min
Apr 27, 5:28 PM EDTSevere Thunderstorm WarningLMKButler, Edmonson, Grayson, Warren32 min

Nearby

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