Alert archive / Kentucky / Tornado Warnings in 2012

Tornado Warning 98, NWS Louisville, KY

September 5, 2012Shelby County, Kentucky

NWS Louisville, KY issued this tornado warning at Sep 5, 2012, 4:47 PM EDT for Shelby County, Kentucky. It was in force for 18 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
Sep 5, 2012, 4:47 PM EDT (20:47 UTC)
Expired
Sep 5, 2012, 5:05 PM EDT
In force
18 min
Issued by
NWS Louisville, KY
Area
Storm-based polygon

County Shelby County, KY

The radar

The Louisville radar (KLVX), 87 km from the middle of the area, began a volume at 20:51 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
Sep 5, 2:43 PM EDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 8.8 hours before the alert went out and 165 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 12:00Z on 2012-09-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 746 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 12:00Z on 2012-09-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -8 square meters per square second.193958Sfc1 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
746 J/kg
Mixed-layer CIN
-52 J/kg
Mixed-layer LCL
667 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
-8 m²/s²
0-3 km storm-relative helicity
-4 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.

815 
WFUS53 KLMK 052047
TORLMK
KYC211-052105-
/O.NEW.KLMK.TO.W.0098.120905T2047Z-120905T2105Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
447 PM EDT WED SEP 5 2012

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN SHELBY COUNTY IN NORTH CENTRAL KENTUCKY...

* UNTIL 505 PM EDT...

* AT 446 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED NEAR MULBERRY...MOVING EAST AT 35 MPH.

* THIS TORNADIC STORM WILL ALSO IMPACT...
  ELMBURG...

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.

REPORT SEVERE WEATHER TO LOCAL LAW ENFORCEMENT...POST YOUR REPORT TO
THE NATIONAL WEATHER SERVICE LOUISVILLE FACEBOOK PAGE...OR TWEET YOUR
REPORT USING HASHTAG L...M...K...SPOTTER.

&&

LAT...LON 3830 8498 3829 8499 3828 8500 3824 8517
      3830 8519 3834 8501 3833 8499
TIME...MOT...LOC 2048Z 255DEG 30KT 3828 8512

$$

RS
2 follow-up statements
121 
WWUS53 KLMK 052054
SVSLMK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
454 PM EDT WED SEP 5 2012

KYC211-052105-
/O.CON.KLMK.TO.W.0098.000000T0000Z-120905T2105Z/
SHELBY KY-
454 PM EDT WED SEP 5 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 505 PM EDT FOR
NORTHEASTERN SHELBY COUNTY...

AT 453 PM EDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
SEVERE THUNDERSTORM WITH STRONG ROTATION. THIS DANGEROUS STORM WAS
LOCATED NEAR OLD CHRISTIANBURG...MOVING EAST AT 40 MPH.

* THIS DANGEROUS STORM WILL ALSO IMPACT...

  MAINLY RURAL AREAS OF NORTHEASTERN SHELBY COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REPORT SEVERE WEATHER TO LOCAL LAW ENFORCEMENT...POST YOUR REPORT TO 
THE NATIONAL WEATHER SERVICE LOUISVILLE FACEBOOK PAGE...OR TWEET YOUR
REPORT USING HASHTAG L...M...K...SPOTTER.

&&

LAT...LON 3830 8513 3833 8500 3833 8499 3830 8498
      3828 8500 3824 8515
TIME...MOT...LOC 2055Z 261DEG 34KT 3827 8506

$$

RS
245 
WWUS53 KLMK 052104
SVSLMK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
504 PM EDT WED SEP 5 2012

KYC211-052114-
/O.EXP.KLMK.TO.W.0098.000000T0000Z-120905T2105Z/
SHELBY KY-
504 PM EDT WED SEP 5 2012

...THE TORNADO WARNING FOR NORTHEASTERN SHELBY COUNTY WILL EXPIRE AT
505 PM EDT...

THE STORMS THAT PROMPTED THE TORNADO 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 AND GUSTY WINDS.

REPORT SEVERE WEATHER TO LOCAL LAW ENFORCEMENT...POST YOUR REPORT TO
THE NATIONAL WEATHER SERVICE LOUISVILLE FACEBOOK PAGE...OR TWEET YOUR
REPORT USING HASHTAG L...M...K...SPOTTER.

LAT...LON 3830 8513 3833 8500 3833 8499 3830 8498
      3828 8500 3824 8515
TIME...MOT...LOC 2104Z 261DEG 34KT 3828 8495

$$

RS

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 5, 2:38 PM EDTSevere Thunderstorm WarningLMKBreckinridge, Meade32 min
Sep 5, 2:59 PM EDTSpecial Weather StatementLMKHancock31 min
Sep 5, 3:32 PM EDTSpecial Weather StatementLMKBreckinridge, Meade, Ohio28 min
Sep 5, 3:32 PM EDTSevere Thunderstorm WarningLMKJefferson28 min
Sep 5, 3:42 PM EDTSpecial Weather StatementLMKOldham43 min
Sep 5, 3:48 PM EDTSevere Thunderstorm WarningLMKJefferson32 min
Sep 5, 3:58 PM EDTSpecial Weather StatementLMKBullitt, Butler, Grayson, Hardin, Meade, Ohio47 min
Sep 5, 4:04 PM EDTAreal Flood AdvisoryLMKJefferson, Oldham116 min
Sep 5, 4:17 PM EDTSpecial Weather StatementLMKHenry, Oldham, Shelby, Trimble28 min
Sep 5, 4:31 PM EDTSpecial Weather StatementLMKLarue, Nelson, Spencer, Washington29 min
Sep 5, 4:36 PM EDTSpecial Weather StatementLMKAnderson, Franklin, Henry, Shelby29 min
Sep 5, 4:37 PM EDTSpecial Weather StatementLMKEdmonson, Hart, Logan, Warren28 min
Sep 5, 5:04 PM EDTSpecial Weather StatementLMKAnderson, Franklin, Scott, Woodford46 min
Sep 5, 5:07 PM EDTSpecial Weather StatementLMKGreen, Larue, Marion, Nelson, Washington28 min
Sep 5, 5:11 PM EDTSpecial Weather StatementLMKEdmonson, Hart, Logan, Warren29 min
Sep 5, 5:14 PM EDTSevere Thunderstorm WarningLMKAnderson, Woodford31 min
Sep 5, 5:33 PM EDTAreal Flood AdvisoryLMKBourbon117 min
Sep 5, 5:40 PM EDTSpecial Weather StatementLMKBourbon, Fayette, Jessamine, Scott45 min
Sep 5, 5:47 PM EDTSpecial Weather StatementLMKAdair, Allen, Barren, Metcalfe, Monroe, Russell and 1 more43 min
Sep 5, 5:53 PM EDTSpecial Weather StatementLMKBoyle, Casey, Garrard, Lincoln, Madison, Mercer and 1 more42 min
Sep 5, 6:21 PM EDTSpecial Weather StatementLMKNicholas29 min
Sep 5, 6:34 PM EDTSpecial Weather StatementLMKMadison31 min
Sep 5, 7:02 PM EDTFlash Flood WarningLMKMadison58 min

Nearby

Tornado Warnings in Kentucky, 2012Every tornado warning in 2012Tornadoes 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.