Alert archive / Kentucky / Tornado Warnings in 2011

Tornado Warning 10, NWS Louisville, KY

February 28, 20115 counties in Kentucky

NWS Louisville, KY issued this tornado warning at Feb 28, 2011, 5:55 AM CST for 5 counties in Kentucky. It was in force for 9 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 28, 2011, 5:55 AM CST (11:55 UTC)
Expired
Feb 28, 2011, 6:04 AM CST
In force
9 min
Issued by
NWS Louisville, KY
Area
Storm-based polygon

Counties Adair County, KY, Barren County, KY, Green County, KY, Hart County, KY, Metcalfe County, KY

The radar

The Louisville radar (KLVX), 93 km from the middle of the area, began a volume at 11:56 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
Feb 28, 1:33 AM CSTTornado WatchSPC7 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 11.9 hours before the alert went out and 138 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 2011-02-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 184 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, Nashville Metro, TN at 00:00Z on 2011-02-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 245 square meters per square second.1939587897117Sfc1 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
184 J/kg
Mixed-layer CIN
-38 J/kg
Mixed-layer LCL
1385 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
245 m²/s²
0-3 km storm-relative helicity
304 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.2

Open this sounding in Storm Lab

The text

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

487 
WFUS53 KLMK 281155
TORLMK
KYC001-009-087-099-169-281230-
/O.NEW.KLMK.TO.W.0010.110228T1155Z-110228T1230Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
555 AM CST MON FEB 28 2011

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  WESTERN ADAIR COUNTY IN SOUTH CENTRAL KENTUCKY...
  NORTHERN BARREN COUNTY IN SOUTH CENTRAL KENTUCKY...
  GREEN COUNTY IN SOUTH CENTRAL KENTUCKY...
  SOUTHEASTERN HART COUNTY IN SOUTH CENTRAL KENTUCKY...
  NORTHERN METCALFE COUNTY IN SOUTH CENTRAL KENTUCKY...

* UNTIL 630 AM CST...

* AT 551 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED NEAR BECKTON...MOVING NORTHEAST AT 50 MPH.

* THIS TORNADIC STORM WILL ALSO IMPACT...
  GREENSBURG...
  GLASGOW...
  EDMONTON...
  CORAL HILL AND LECTA...
  SAVOYARD AND HALFWAY...
  CENTER AND KNOB LICK...
  NODE AND LILETOWN...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...STRONG
ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY ALREADY BE ON
THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. MOVE INDOORS TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.

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 3741 8559 3703 8536 3688 8600 3704 8611
TIME...MOT...LOC 1155Z 241DEG 50KT 3702 8593

$$

CALLAHAN
1 follow-up statement
013 
WWUS53 KLMK 281204
SVSLMK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
604 AM CST MON FEB 28 2011

KYC001-009-087-099-169-281214-
/O.CAN.KLMK.TO.W.0010.000000T0000Z-110228T1230Z/
GREEN KY-HART KY-ADAIR KY-METCALFE KY-BARREN KY-
604 AM CST MON FEB 28 2011

...THE TORNADO WARNING FOR NORTHERN BARREN...NORTHERN METCALFE...
WESTERN ADAIR...SOUTHEASTERN HART AND GREEN COUNTIES IS CANCELLED...

THE STORMS THAT PROMPTED THE WARNING HAVE WEAKENED AND ARE NO LONGER
SEVERE. HOWEVER STRONG STORMS REMAIN IN THE AREA. THESE ARE CAPABLE
OF PRODUCING PERIODS OF HEAVY RAIN 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 3741 8559 3703 8536 3688 8600 3704 8611
TIME...MOT...LOC 1204Z 241DEG 50KT 3708 8579

$$

BJS

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 28, 3:17 AM CSTTornado WarningLMKOldham28 min
Feb 28, 3:25 AM CSTSevere Thunderstorm WarningLMKHenry, Jefferson, Oldham, Shelby35 min
Feb 28, 3:31 AM CSTTornado WarningLMKJefferson, Oldham29 min
Feb 28, 3:47 AM CSTSevere Thunderstorm WarningLMKBullitt, Hardin, Jefferson, Meade, Nelson, Spencer43 min
Feb 28, 3:47 AM CSTTornado WarningLMKHenry, Oldham30 min
Feb 28, 3:53 AM CSTSevere Thunderstorm WarningLMKBreckinridge, Hancock, Hardin, Ohio37 min
Feb 28, 3:56 AM CSTSevere Thunderstorm WarningLMKFranklin, Henry, Scott, Shelby49 min
Feb 28, 4:20 AM CSTTornado WarningLMKFranklin, Scott25 min
Feb 28, 4:23 AM CSTSevere Thunderstorm WarningLMKBullitt, Hardin, Larue, Meade, Nelson37 min
Feb 28, 4:37 AM CSTSevere Thunderstorm WarningLMKBourbon, Harrison, Nicholas53 min
Feb 28, 4:58 AM CSTSevere Thunderstorm WarningLMKBourbon, Clark, Fayette, Scott, Woodford32 min
Feb 28, 5:06 AM CSTSevere Thunderstorm WarningLMKBoyle, Garrard, Jessamine, Lincoln, Marion, Mercer and 2 more39 min
Feb 28, 5:10 AM CSTSevere Thunderstorm WarningLMKAdair, Boyle, Casey, Edmonson, Green, Hart and 4 more50 min
Feb 28, 5:12 AM CSTSevere Thunderstorm WarningLMKClark, Fayette, Jessamine, Mercer, Woodford33 min
Feb 28, 5:34 AM CSTSevere Thunderstorm WarningLMKClark, Fayette, Garrard, Madison41 min
Feb 28, 5:38 AM CSTSevere Thunderstorm WarningLMKAdair, Allen, Barren, Edmonson, Green, Hart and 4 more22 min
Feb 28, 5:44 AM CSTSevere Thunderstorm WarningLMKBoyle, Casey, Garrard, Jessamine, Lincoln, Mercer31 min
Feb 28, 5:45 AM CSTSevere Thunderstorm WarningLMKClark30 min
Feb 28, 5:48 AM CSTTornado WarningLMKGarrard, Lincoln27 min
Feb 28, 6:00 AM CSTTornado WarningLMKAdair, Casey, Lincoln, Russell, Taylor30 min
Feb 28, 6:02 AM CSTSevere Thunderstorm WarningLMKAdair, Allen, Barren, Casey, Cumberland, Green and 6 more28 min
Feb 28, 6:27 AM CSTSevere Thunderstorm WarningLMKAdair, Allen, Casey, Clinton, Cumberland, Metcalfe and 2 more33 min
Feb 28, 6:58 AM CSTSevere Thunderstorm WarningLMKClinton, Cumberland, Monroe, Russell32 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.