Alert archive / Kentucky / Special Weather Statements in 2012

Special Weather Statement, NWS Louisville, KY

May 29, 2012Ohio County, Kentucky

NWS Louisville, KY issued this special weather statement at May 29, 2012, 4:48 AM CDT for Ohio County, Kentucky. It was in force for 42 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
May 29, 2012, 4:48 AM CDT (09:48 UTC)
Expired
May 29, 2012, 5:30 AM CDT
In force
42 min
Issued by
NWS Louisville, KY

County Ohio County, KY

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 9.8 hours before the alert went out and 150 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 2012-05-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1112 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 00:00Z on 2012-05-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -12 square meters per square second.1939Sfc1 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
1112 J/kg
Mixed-layer CIN
-19 J/kg
Mixed-layer LCL
1592 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
-12 m²/s²
0-3 km storm-relative helicity
15 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Louisville, KY wrote its last area forecast discussion before this special weather statement went out at May 29, 2:17 AM CDT, 2 hours 31 minutes earlier.

Area forecast discussion, May 29, 2:17 AM CDT, 2 hours 31 minutes before
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Hazardous weather outlook, May 29, 2:45 AM CDT, 2 hours 3 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LOUISVILLE KY
345 AM EDT TUE MAY 29 2012

INZ076>079-083-084-089>092-KYZ023>043-045>049-053>057-061>067-
070>078-081-082-300745-
ORANGE IN-WASHINGTON IN-SCOTT IN-JEFFERSON IN-DUBOIS IN-
CRAWFORD IN-PERRY IN-HARRISON IN-FLOYD IN-CLARK IN-HANCOCK KY-
BRECKINRIDGE KY-MEADE KY-OHIO KY-GRAYSON KY-HARDIN KY-BULLITT KY-
JEFFERSON KY-OLDHAM KY-TRIMBLE KY-HENRY KY-SHELBY KY-FRANKLIN KY-
SCOTT KY-HARRISON KY-SPENCER KY-ANDERSON KY-WOODFORD KY-
FAYETTE KY-BOURBON KY-NICHOLAS KY-NELSON KY-WASHINGTON KY-
MERCER KY-JESSAMINE KY-CLARK KY-LARUE KY-MARION KY-BOYLE KY-
GARRARD KY-MADISON KY-BUTLER KY-EDMONSON KY-HART KY-GREEN KY-
TAYLOR KY-CASEY KY-LINCOLN KY-LOGAN KY-WARREN KY-SIMPSON KY-
ALLEN KY-BARREN KY-MONROE KY-METCALFE KY-ADAIR KY-RUSSELL KY-
CUMBERLAND KY-CLINTON KY-
345 AM EDT TUE MAY 29 2012 /245 AM CDT TUE MAY 29 2012/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL
INDIANA AND CENTRAL KENTUCKY.

.DAY ONE...TODAY AND TONIGHT.

SCATTERED THUNDERSTORMS WILL BE POSSIBLE TODAY AS A COLD FRONT
MOVES THROUGH THE REGION. BRIEF HIGH WIND GUSTS...SMALL HAIL...AND
HEAVY RAIN MAY OCCUR WITH THE STRONGER STORMS. THE BEST CHANCE FOR
ANY STRONG STORMS WILL BE IN THE MIDDLE AND LATE AFTERNOON OVER
THE BLUEGRASS. ALL STORMS PRODUCE DANGEROUS LIGHTNING.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

THE LATEST FORECASTS SUGGEST THAT A BETTER CHANCE OF WIDESPREAD
THUNDERSTORM ACTIVITY EXISTS FOR THE THURSDAY AFTERNOON THROUGH
FRIDAY AFTERNOON TIME PERIOD. AN UNSEASONABLY STRONG WEATHER
SYSTEM IS FORECAST TO MOVE INTO THE OHIO VALLEY FROM THE WEST AND
THIS SYSTEM MAY BRING STRONG TO SEVERE THUNDERSTORMS TO THE
OUTLOOK AREA. THERE IS STILL SOME UNCERTAINTY WITH THE EVENTUAL
EVOLUTION OF THIS WEATHER SYSTEM. THEREFORE...STAY TUNED TO
FORECASTS THIS WEEK FOR MORE INFORMATION ON THIS WEATHER SITUATION.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ACTIVATION MAY BE REQUIRED THURSDAY AFTERNOON THROUGH
FRIDAY AFTERNOON.

MJP/RJS

In the hours before

Special weather statement, May 29, 3:10 AM CDT, 1 hour 38 minutes before
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Special weather statement, May 29, 3:23 AM CDT, 1 hour 25 minutes before
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Special weather statement, May 29, 3:52 AM CDT, 56 minutes before
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Special weather statement, May 29, 4:22 AM CDT, 26 minutes before
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Special weather statement, May 29, 4:27 AM CDT, 21 minutes before
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Special weather statement, May 29, 4:48 AM CDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
May 29, 4:27 AM CDTSpecial Weather StatementLMKMetcalfe33 min
May 29, 5:23 AM CDTSpecial Weather StatementLMKGrayson37 min
May 29, 6:08 AM CDTSpecial Weather StatementLMKMeade37 min
May 29, 6:11 AM CDTSpecial Weather StatementLMKJefferson34 min
May 29, 6:14 AM CDTSevere Thunderstorm WarningLMKJefferson31 min
May 29, 6:31 AM CDTSpecial Weather StatementLMKHardin29 min
May 29, 6:37 AM CDTSpecial Weather StatementLMKJefferson, Oldham53 min
May 29, 7:14 AM CDTAreal Flood AdvisoryLMKJefferson3 hr
May 29, 7:17 AM CDTSpecial Weather StatementLMKBreckinridge, Meade28 min
May 29, 7:32 AM CDTFlash Flood WarningLMKJefferson3 hr
May 29, 7:36 AM CDTSpecial Weather StatementLMKJefferson, Oldham84 min
May 29, 7:38 AM CDTSpecial Weather StatementLMKJefferson, Oldham82 min
May 29, 8:00 AM CDTSpecial Weather StatementLMKOldham30 min
May 29, 8:17 AM CDTSpecial Weather StatementLMKLogan43 min
May 29, 8:20 AM CDTFlash Flood WarningLMKJefferson, Oldham3 hr
May 29, 8:58 AM CDTAreal Flood AdvisoryLMKBreckinridge, Grayson2 hr
May 29, 9:00 AM CDTSevere Thunderstorm WarningLMKLogan30 min
May 29, 9:16 AM CDTSpecial Weather StatementLMKBreckinridge, Bullitt, Grayson, Hardin, Nelson, Spencer and 1 more44 min
May 29, 9:30 AM CDTSpecial Weather StatementLMKMeade30 min
May 29, 10:07 AM CDTSpecial Weather StatementLMKJefferson38 min
May 29, 10:25 AM CDTAreal Flood WarningLMKJefferson4 hr
May 29, 10:26 AM CDTAreal Flood AdvisoryLMKBreckinridge, Ohio3 hr
May 29, 11:01 AM CDTSpecial Weather StatementLMKHardin59 min
May 29, 11:12 AM CDTSpecial Weather StatementLMKMadison48 min
May 29, 11:13 AM CDTAreal Flood WarningLMKJefferson, Oldham3 hr
May 29, 11:15 AM CDTSevere Thunderstorm WarningLMKMadison30 min
May 29, 12:03 PM CDTAreal Flood AdvisoryLMKGarrard, Lincoln, Madison2 hr
May 29, 4:26 PM CDTSpecial Weather StatementLMKLogan49 min
May 29, 4:29 PM CDTSpecial Weather StatementLMKButler46 min
May 29, 5:00 PM CDTSevere Thunderstorm WarningLMKLogan30 min
May 29, 2:55 AM CDTSpecial Weather StatementLMKDubois35 min
May 29, 3:10 AM CDTSpecial Weather StatementLMKDubois35 min
May 29, 3:23 AM CDTSpecial Weather StatementLMKOrange37 min
May 29, 3:52 AM CDTSpecial Weather StatementLMKCrawford, Orange23 min
May 29, 4:22 AM CDTSpecial Weather StatementLMKCrawford38 min
May 29, 5:21 AM CDTSpecial Weather StatementLMKHarrison24 min
May 29, 5:28 AM CDTSpecial Weather StatementLMKFloyd32 min
May 29, 5:45 AM CDTSpecial Weather StatementLMKFloyd30 min
May 29, 6:57 AM CDTSpecial Weather StatementLMKClark, Floyd33 min
May 29, 9:35 AM CDTFlash Flood WarningLMKHarrison3 hr

Nearby

Special Weather Statements in Kentucky, 2012Every special weather statement 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.