Alert archive / Kentucky / Tornado Warnings in 2011

Tornado Warning 77, NWS Louisville, KY

April 26, 2011Hardin County, Larue County, Nelson County, Kentucky

NWS Louisville, KY issued this tornado warning at Apr 26, 2011, 9:16 PM EDT for Hardin County, Larue County, Nelson County, Kentucky. It was in force for 29 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 26, 2011, 9:16 PM EDT (01:16 UTC)
Expired
Apr 26, 2011, 9:45 PM EDT
In force
29 min
Issued by
NWS Louisville, KY
Area
Storm-based polygon

Counties Hardin County, KY, Larue County, KY, Nelson County, KY

The radar

The Louisville radar (KLVX), 37 km from the middle of the area, began a volume at 01:20 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 26, 5:50 PM EDTTornado WatchSPC5 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 1.3 hours before the alert went out and 197 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, Nashville Metro, TN at 00:00Z on 2011-04-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1852 joules per kilogram.LCLEL10008507005003002001001 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, Nashville Metro, TN at 00:00Z on 2011-04-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 144 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
1852 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
1222 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
144 m²/s²
0-3 km storm-relative helicity
169 m²/s²
Significant tornado parameter
1.3
Supercell composite
8.9

Open this sounding in Storm Lab

The text

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

942 
WFUS53 KLMK 270116
TORLMK
KYC093-123-179-270145-
/O.NEW.KLMK.TO.W.0077.110427T0116Z-110427T0145Z/

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

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  EASTERN HARDIN COUNTY IN NORTH CENTRAL KENTUCKY...
  NORTHERN LARUE COUNTY IN NORTH CENTRAL KENTUCKY...
  WESTERN NELSON COUNTY IN NORTH CENTRAL KENTUCKY...

* UNTIL 945 PM EDT...

* AT 905 PM EDT...TRAINED WEATHER SPOTTERS REPORTED FUNNEL CLOUDS 
NEAR GLENDALE AND NEAR INTERSTATE 65. THIS IS A VERY DANGEROUS STORM 
WITH STRONG ROTATION. GOLF BALL SIZED HAIL IS ASSOCIATED WITH THIS 
STORM. THIS STORM IS MOVING EAST AT 25 MPH.

* THE TORNADO WILL ALSO IMPACT...
  ELIZABETHTOWN...
  ROANOKE...
  LYONS AND NEW HAVEN...
  BLUE GAP...
  CULVERTOWN AND GETHSEMANE...

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 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 3788 8551 3762 8551 3757 8582 3772 8595
TIME...MOT...LOC 0115Z 253DEG 21KT 3764 8576

$$

JSD
2 follow-up statements
665 
WWUS53 KLMK 270124
SVSLMK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
924 PM EDT TUE APR 26 2011

KYC093-123-179-270145-
/O.CON.KLMK.TO.W.0077.000000T0000Z-110427T0145Z/
HARDIN KY-NELSON KY-LARUE KY-
924 PM EDT TUE APR 26 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 945 PM EDT FOR NORTHERN 
LARUE...WESTERN NELSON AND EXTREME EASTERN HARDIN COUNTIES...

AT 920 PM EDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
SEVERE THUNDERSTORM WITH STRONG ROTATION. THIS POTENTIAL TORNADO WAS 
LOCATED 4 MILES SOUTHWEST OF ROANOKE...MOVING EAST AT 25 MPH.

* THE TORNADO WILL IMPACT...
  ROANOKE...
  ATHERTONVILLE AND NELSONVILLE...
  LYONS AND NEW HAVEN...
  BLUE GAP AND CULVERTOWN...

LARGE HAIL CAN ALSO BE EXPECTED WITH THIS STORM...ESPECIALLY OVER 
THE NORTHERN TIP OF LARUE COUNTY.

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.

&&

LAT...LON 3761 8575 3771 8577 3779 8553 3762 8551
TIME...MOT...LOC 0123Z 252DEG 20KT 3765 8572

$$

13
432 
WWUS53 KLMK 270140
SVSLMK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
940 PM EDT TUE APR 26 2011

KYC093-123-179-270150-
/O.EXP.KLMK.TO.W.0077.000000T0000Z-110427T0145Z/
HARDIN KY-NELSON KY-LARUE KY-
940 PM EDT TUE APR 26 2011

...THE TORNADO WARNING FOR NORTHERN LARUE...WESTERN NELSON AND
EASTERN HARDIN COUNTIES WILL EXPIRE AT 945 PM EDT...

THE STRONG ROTATION THAT WAS DETECTED IN THE STORM EARLIER WEAKENED. 
HOWEVER STRONG STORMS REMAIN IN THE AREA. THESE ARE CAPABLE OF 
PRODUCING PERIODS OF HEAVY RAIN...HAIL...AND DANGEROUS LIGHTNING.

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 3761 8575 3771 8577 3779 8553 3762 8551
TIME...MOT...LOC 0140Z 251DEG 23KT 3771 8558

$$

13

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, 9:46 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, 7:56 AM EDTTornado WarningLMKFranklin, Henry, Shelby19 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.