Alert archive / Kentucky / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 329, NWS Louisville, KY

September 10, 2016Franklin County, Scott County, Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at Sep 10, 2016, 4:49 PM EDT for Franklin County, Scott County, Kentucky. It was in force for 26 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Sep 10, 2016, 4:49 PM EDT (20:49 UTC)
Expired
Sep 10, 2016, 5:15 PM EDT
In force
26 min
Issued by
NWS Louisville, KY
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Franklin County, KY, Scott County, KY

The radar

The Louisville radar (KLVX), 111 km from the middle of the area, began a volume at 20:52 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 10, 2:24 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 153 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 2016-09-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5 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, Cncnati-Daytn, OH at 12:00Z on 2016-09-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 106 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
5 J/kg
Mixed-layer CIN
-258 J/kg
Mixed-layer LCL
1264 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
106 m²/s²
0-3 km storm-relative helicity
83 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning 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 severe thunderstorm warning went out at Sep 10, 4:25 PM EDT, 24 minutes earlier.

Area forecast discussion, Sep 10, 4:25 PM EDT, 24 minutes before
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Hazardous weather outlook, Sep 10, 11:37 AM EDT, 5 hours 12 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LOUISVILLE KY
1137 AM EDT SAT SEP 10 2016

INZ076>079-083-084-089>092-KYZ023>043-045>049-053>057-061>067-
070>078-081-082-111545-
ORANGE-WASHINGTON-SCOTT-JEFFERSON-DUBOIS-CRAWFORD-PERRY-HARRISON-
FLOYD-CLARK-HANCOCK-BRECKINRIDGE-MEADE-OHIO-GRAYSON-HARDIN-BULLITT-
OLDHAM-TRIMBLE-HENRY-SHELBY-FRANKLIN-SPENCER-ANDERSON-WOODFORD-
FAYETTE-BOURBON-NICHOLAS-NELSON-MERCER-JESSAMINE-LARUE-MARION-BOYLE-
GARRARD-MADISON-BUTLER-EDMONSON-HART-GREEN-TAYLOR-CASEY-LINCOLN-
LOGAN-WARREN-SIMPSON-ALLEN-BARREN-MONROE-METCALFE-ADAIR-RUSSELL-
CUMBERLAND-CLINTON-
INCLUDING THE CITIES OF...PAOLI...SALEM...SCOTTSBURG...MADISON...
JASPER...ENGLISH...TELL CITY...CORYDON...NEW ALBANY...
JEFFERSONVILLE...LEWISPORT...HAWESVILLE...HARDINSBURG...
BRANDENBURG...HARTFORD...LEITCHFIELD...ELIZABETHTOWN...
SHEPHERDSVILLE...LOUISVILLE...LA GRANGE...BEDFORD...MILTON...
NEW CASTLE...SHELBYVILLE...FRANKFORT...GEORGETOWN...CYNTHIANA...
TAYLORSVILLE...LAWRENCEBURG...VERSAILLES...LEXINGTON...PARIS...
CARLISLE...BARDSTOWN...SPRINGFIELD...HARRODSBURG...NICHOLASVILLE...
WINCHESTER...HODGENVILLE...LEBANON...DANVILLE...LANCASTER...
RICHMOND...MORGANTOWN...BROWNSVILLE...HORSE CAVE...GREENSBURG...
CAMPBELLSVILLE...LIBERTY...STANFORD...RUSSELLVILLE...BOWLING GREEN...
FRANKLIN...PROVIDENCE...SCOTTSVILLE...GLASGOW...TOMPKINSVILLE...
EDMONTON...COLUMBIA...JAMESTOWN...BURKESVILLE...ALBANY
1137 AM EDT SAT SEP 10 2016 /1037 AM CDT SAT SEP 10 2016/

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

.DAY ONE...THIS AFTERNOON AND TONIGHT.

NUMEROUS THUNDERSTORMS ARE EXPECTED THIS AFTERNOON INTO THE EARLY
EVENING HOURS. SOME STRONG TO SEVERE STORMS ARE POSSIBLE, MAINLY
ALONG AND EAST OF THE I-65 CORRIDOR FROM AROUND 2 PM TO 9 PM EDT.
DAMAGING WINDS AND HEAVY DOWNPOURS ARE THE PRIMARY THREATS.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE ENCOURAGED TO REPORT INSTANCES OF DAMAGING WIND OR
HEAVY RAINFALL TO THE NATIONAL WEATHER SERVICE IN LOUISVILLE.

ZT

In the hours before

Local storm report, Sep 10, 4:22 PM EDT, 27 minutes before
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Special weather statement, Sep 10, 4:22 PM EDT, 27 minutes before
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Special weather statement, Sep 10, 4:36 PM EDT, 13 minutes before
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Local storm report, Sep 10, 4:39 PM EDT, 10 minutes before
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Local storm report, Sep 10, 4:42 PM EDT, 7 minutes before
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Special weather statement, Sep 10, 4:47 PM EDT, 2 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Sep 10, 1:51 PM EDTSpecial Weather StatementLMKHancock24 min
Sep 10, 2:17 PM EDTSpecial Weather StatementLMKHancock28 min
Sep 10, 2:42 PM EDTSevere Thunderstorm WarningLMKHancock, Meade33 min
Sep 10, 2:51 PM EDTSpecial Weather StatementLMKBreckinridge, Ohio24 min
Sep 10, 3:00 PM EDTSevere Thunderstorm WarningLMKBreckinridge, Hancock, Meade30 min
Sep 10, 3:21 PM EDTSevere Thunderstorm WarningLMKHardin, Jefferson, Meade24 min
Sep 10, 3:32 PM EDTSpecial Weather StatementLMKGrayson, Hardin28 min
Sep 10, 3:34 PM EDTSevere Thunderstorm WarningLMKBreckinridge, Hardin, Meade26 min
Sep 10, 3:43 PM EDTSevere Thunderstorm WarningLMKTrimble17 min
Sep 10, 3:44 PM EDTSpecial Weather StatementLMKButler, Edmonson, Logan, Simpson, Warren61 min
Sep 10, 3:46 PM EDTSpecial Weather StatementLMKBullitt, Jefferson29 min
Sep 10, 3:48 PM EDTSpecial Weather StatementLMKOldham, Trimble27 min
Sep 10, 3:53 PM EDTSevere Thunderstorm WarningLMKBullitt, Jefferson, Oldham, Shelby, Spencer37 min
Sep 10, 3:57 PM EDTSevere Thunderstorm WarningLMKBullitt, Hardin, Jefferson, Meade, Nelson, Spencer33 min
Sep 10, 4:06 PM EDTSpecial Weather StatementLMKHenry, Trimble24 min
Sep 10, 4:21 PM EDTSevere Thunderstorm WarningLMKLogan24 min
Sep 10, 4:22 PM EDTSpecial Weather StatementLMKNelson, Shelby, Spencer23 min
Sep 10, 4:36 PM EDTSpecial Weather StatementLMKHenry24 min
Sep 10, 4:47 PM EDTSpecial Weather StatementLMKFranklin, Spencer13 min
Sep 10, 4:54 PM EDTSpecial Weather StatementLMKGreen, Hart, Larue, Marion, Mercer, Nelson and 2 more36 min
Sep 10, 4:57 PM EDTSpecial Weather StatementLMKAdair, Allen, Barren, Cumberland, Metcalfe, Monroe63 min
Sep 10, 5:01 PM EDTSpecial Weather StatementLMKAnderson, Spencer, Woodford29 min
Sep 10, 5:15 PM EDTSpecial Weather StatementLMKHarrison, Scott30 min
Sep 10, 5:30 PM EDTSpecial Weather StatementLMKBoyle, Casey, Garrard, Jessamine, Lincoln, Madison60 min
Sep 10, 5:32 PM EDTSpecial Weather StatementLMKBourbon, Clark, Fayette, Nicholas43 min
Sep 10, 6:17 PM EDTSpecial Weather StatementLMKClark13 min
Sep 10, 6:28 PM EDTSpecial Weather StatementLMKLincoln, Madison17 min
Sep 10, 2:48 PM EDTSpecial Weather StatementLMKCrawford, Floyd, Jefferson, Scott, Washington27 min
Sep 10, 3:13 PM EDTSevere Thunderstorm WarningLMKClark, Jefferson, Scott, Washington32 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2016Every severe thunderstorm warning in 2016

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.