Alert archive / Kentucky / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 64, NWS Louisville, KY

February 29, 2012Grayson County, Ohio County, Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at Feb 29, 2012, 8:08 AM CST for Grayson County, Ohio County, Kentucky. It was in force for 37 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 29, 2012, 8:08 AM CST (14:08 UTC)
Expired
Feb 29, 2012, 8:45 AM CST
In force
37 min
Issued by
NWS Louisville, KY
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Grayson County, KY, Ohio County, KY

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Feb 29, 4:39 AM CSTTornado WatchSPC7 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 2.1 hours before the alert went out and 147 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 12:00Z on 2012-02-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 580 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 12:00Z on 2012-02-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 365 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
580 J/kg
Mixed-layer CIN
-25 J/kg
Mixed-layer LCL
510 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
365 m²/s²
0-3 km storm-relative helicity
485 m²/s²
Significant tornado parameter
1.9
Supercell composite
8.5

Open this sounding in Storm Lab

The text

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

562 
WUUS53 KLMK 291408
SVRLMK
KYC085-183-291445-
/O.NEW.KLMK.SV.W.0064.120229T1408Z-120229T1445Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
808 AM CST WED FEB 29 2012

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CENTRAL OHIO COUNTY IN NORTHWEST KENTUCKY...
  WESTERN GRAYSON COUNTY IN SOUTH CENTRAL KENTUCKY...

* UNTIL 845 AM CST

* AT 804 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
  CENTERTOWN...MOVING EAST AT 65 MPH.

* THE SEVERE THUNDERSTORM WILL ALSO IMPACT...
  HARTFORD...
  HORTON AND SANDEFUR CROSSING...
  ROSINE AND HORSE BRANCH...
  WHITE RUN AND DOGWALK...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 3745 8707 3759 8663 3740 8661 3732 8700
      3736 8704
TIME...MOT...LOC 1408Z 255DEG 56KT 3743 8694
WIND...HAIL 60MPH 1.00IN

$$
JDG
1 follow-up statement
279 
WWUS53 KLMK 291439
SVSLMK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
839 AM CST WED FEB 29 2012

KYC085-183-291449-
/O.EXP.KLMK.SV.W.0064.000000T0000Z-120229T1445Z/
OHIO KY-GRAYSON KY-
839 AM CST WED FEB 29 2012

...THE SEVERE THUNDERSTORM WARNING FOR WESTERN GRAYSON AND CENTRAL
OHIO COUNTIES WILL EXPIRE AT 845 AM CST...

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

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 3745 8707 3759 8663 3740 8661 3732 8700
      3736 8704
TIME...MOT...LOC 1439Z 255DEG 56KT 3755 8635

$$

TWF

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 29, 12:53 AM CSTSpecial Weather StatementLMKTrimble52 min
Feb 29, 1:03 AM CSTSpecial Weather StatementLMKBreckinridge, Bullitt, Hardin, Meade, Nelson, Shelby and 2 more57 min
Feb 29, 1:23 AM CSTSpecial Weather StatementLMKButler, Edmonson, Hart, Larue52 min
Feb 29, 2:07 AM CSTSpecial Weather StatementLMKAnderson, Hardin, Larue, Marion, Mercer, Nelson and 1 more38 min
Feb 29, 2:40 AM CSTSpecial Weather StatementLMKBoyle, Garrard, Lincoln, Madison50 min
Feb 29, 6:20 AM CSTSevere Thunderstorm WarningLMKHancock25 min
Feb 29, 6:32 AM CSTSpecial Weather StatementLMKGrayson, Ohio43 min
Feb 29, 6:41 AM CSTSevere Thunderstorm WarningLMKBreckinridge, Hancock, Meade34 min
Feb 29, 6:44 AM CSTTornado WarningLMKBreckinridge, Hancock, Meade15 min
Feb 29, 6:47 AM CSTTornado WarningLMKButler, Ohio28 min
Feb 29, 7:09 AM CSTTornado WarningLMKButler, Edmonson, Grayson, Ohio36 min
Feb 29, 7:11 AM CSTSevere Thunderstorm WarningLMKBreckinridge, Grayson, Hardin, Ohio19 min
Feb 29, 7:13 AM CSTSevere Thunderstorm WarningLMKBreckinridge, Bullitt, Hardin, Jefferson, Meade32 min
Feb 29, 7:13 AM CSTTornado WarningLMKTrimble17 min
Feb 29, 7:17 AM CSTSevere Thunderstorm WarningLMKHenry, Oldham, Trimble28 min
Feb 29, 7:20 AM CSTTornado WarningLMKBullitt, Hardin, Meade25 min
Feb 29, 7:23 AM CSTSevere Thunderstorm WarningLMKBreckinridge, Hardin, Meade22 min
Feb 29, 7:30 AM CSTSevere Thunderstorm WarningLMKHenry, Oldham, Shelby30 min
Feb 29, 7:32 AM CSTSevere Thunderstorm WarningLMKBreckinridge, Grayson, Hardin28 min
Feb 29, 7:34 AM CSTTornado WarningLMKOhio26 min
Feb 29, 7:39 AM CSTSevere Thunderstorm WarningLMKBullitt, Hardin, Jefferson, Nelson, Shelby, Spencer36 min
Feb 29, 7:40 AM CSTTornado WarningLMKButler, Grayson, Ohio35 min
Feb 29, 7:42 AM CSTSevere Thunderstorm WarningLMKBullitt, Hardin, Nelson33 min
Feb 29, 7:49 AM CSTTornado WarningLMKGrayson26 min
Feb 29, 7:53 AM CSTSevere Thunderstorm WarningLMKHardin, Larue, Nelson22 min
Feb 29, 7:53 AM CSTSevere Thunderstorm WarningLMKFranklin, Harrison, Henry, Scott, Shelby37 min
Feb 29, 7:59 AM CSTSevere Thunderstorm WarningLMKBreckinridge, Grayson, Hardin16 min
Feb 29, 8:02 AM CSTSevere Thunderstorm WarningLMKOhio28 min
Feb 29, 8:10 AM CSTTornado WarningLMKGrayson20 min
Feb 29, 8:14 AM CSTSevere Thunderstorm WarningLMKAnderson, Fayette, Franklin, Mercer, Nelson, Scott and 2 more16 min
Feb 29, 8:14 AM CSTTornado WarningLMKGrayson16 min
Feb 29, 8:25 AM CSTTornado WarningLMKGrayson, Hardin20 min
Feb 29, 8:28 AM CSTSevere Thunderstorm WarningLMKBreckinridge, Grayson, Hardin32 min
Feb 29, 8:32 AM CSTSpecial Weather StatementLMKBourbon, Clark, Fayette, Jessamine, Nicholas13 min
Feb 29, 8:40 AM CSTTornado WarningLMKHardin, Larue20 min
Feb 29, 8:44 AM CSTTornado WarningLMKGrayson26 min
Feb 29, 8:48 AM CSTAreal Flood AdvisoryLMKBreckinridge, Grayson, Hardin, Ohio3 hr
Feb 29, 8:55 AM CSTTornado WarningLMKGrayson, Hardin, Larue35 min
Feb 29, 8:58 AM CSTSevere Thunderstorm WarningLMKButler, Grayson, Ohio32 min
Feb 29, 8:59 AM CSTTornado WarningLMKHardin, Larue, Nelson31 min
Feb 29, 9:09 AM CSTSevere Thunderstorm WarningLMKButler, Logan, Warren36 min
Feb 29, 9:21 AM CSTSevere Thunderstorm WarningLMKNelson, Washington12 min
Feb 29, 9:21 AM CSTSevere Thunderstorm WarningLMKBreckinridge, Butler, Grayson, Hardin, Ohio24 min
Feb 29, 9:21 AM CSTTornado WarningLMKLarue, Marion, Nelson, Washington24 min
Feb 29, 9:26 AM CSTTornado WarningLMKBreckinridge, Grayson, Hardin34 min
Feb 29, 9:35 AM CSTSpecial Weather StatementLMKAnderson, Mercer25 min
Feb 29, 9:47 AM CSTTornado WarningLMKMercer, Washington28 min
Feb 29, 9:56 AM CSTTornado WarningLMKGrayson, Hardin, Larue, Nelson34 min
Feb 29, 10:05 AM CSTFlash Flood WarningLMKBreckinridge, Grayson, Hardin3 hr
Feb 29, 10:16 AM CSTSevere Thunderstorm WarningLMKGarrard, Jessamine, Mercer, Woodford29 min
Feb 29, 10:18 AM CSTSpecial Weather StatementLMKButler, Logan27 min
Feb 29, 10:22 AM CSTTornado WarningLMKLarue, Marion, Nelson, Washington23 min
Feb 29, 10:28 AM CSTSpecial Weather StatementLMKHardin32 min
Feb 29, 10:41 AM CSTSpecial Weather StatementLMKLarue34 min
Feb 29, 10:44 AM CSTTornado WarningLMKBoyle, Marion, Mercer, Washington16 min
Feb 29, 10:50 AM CSTSevere Thunderstorm WarningLMKButler, Logan, Warren25 min
Feb 29, 10:51 AM CSTTornado WarningLMKHardin, Larue, Marion, Nelson24 min
Feb 29, 10:59 AM CSTAreal Flood AdvisoryLMKBarren, Butler, Edmonson, Hart, Logan, Warren3 hr
Feb 29, 11:01 AM CSTTornado WarningLMKBoyle, Garrard, Jessamine, Mercer29 min
Feb 29, 11:02 AM CSTAreal Flood AdvisoryLMKFayette, Garrard, Hardin, Jessamine, Larue, Marion and 4 more3 hr
Feb 29, 11:20 AM CSTSpecial Weather StatementLMKEdmonson, Warren25 min
Feb 29, 11:22 AM CSTSevere Thunderstorm WarningLMKBarren, Butler, Edmonson, Hart, Warren23 min
Feb 29, 11:27 AM CSTFlash Flood WarningLMKBarren, Butler, Edmonson, Hart, Logan, Warren3 hr
Feb 29, 11:28 AM CSTTornado WarningLMKClark, Fayette, Jessamine, Madison32 min
Feb 29, 11:32 AM CSTSpecial Weather StatementLMKLogan13 min
Feb 29, 11:37 AM CSTTornado WarningLMKBarren, Edmonson, Hart, Warren23 min
Feb 29, 11:40 AM CSTSevere Thunderstorm WarningLMKButler, Logan, Simpson, Warren35 min
Feb 29, 11:45 AM CSTTornado WarningLMKLogan, Simpson, Warren30 min
Feb 29, 11:50 AM CSTTornado WarningLMKClark, Madison10 min
Feb 29, 12:01 PM CSTSevere Thunderstorm WarningLMKGreen, Hart, Metcalfe, Taylor29 min
Feb 29, 12:13 PM CSTSevere Thunderstorm WarningLMKBarren, Edmonson, Hart, Warren32 min
Feb 29, 12:16 PM CSTFlash Flood WarningLMKGreen, Taylor3 hr
Feb 29, 12:31 PM CSTAreal Flood AdvisoryLMKCasey, Garrard, Lincoln, Madison3 hr
Feb 29, 12:40 PM CSTTornado WarningLMKAdair, Barren, Green, Hart, Metcalfe35 min
Feb 29, 12:55 PM CSTFlash Flood WarningLMKAdair, Casey, Garrard, Lincoln, Madison3 hr
Feb 29, 1:06 PM CSTSevere Thunderstorm WarningLMKAdair, Casey, Russell24 min
Feb 29, 1:14 PM CSTTornado WarningLMKAdair, Casey, Russell31 min
Feb 29, 1:37 PM CSTSpecial Weather StatementLMKRussell23 min
Feb 29, 1:50 PM CSTSevere Thunderstorm WarningLMKRussell25 min
Feb 29, 2:53 PM CSTSevere Thunderstorm WarningLMKClinton22 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2012Every severe thunderstorm warning 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.