Alert archive / Kentucky / Special Weather Statements in 2012

Special Weather Statement, NWS Louisville, KY

September 25, 20128 counties in Kentucky

NWS Louisville, KY issued this special weather statement at Sep 25, 2012, 10:13 AM EDT for 8 counties in Kentucky. It was in force for 57 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 25, 2012, 10:13 AM EDT (14:13 UTC)
Expired
Sep 25, 2012, 11:10 AM EDT
In force
57 min
Issued by
NWS Louisville, KY

Counties Anderson County, KY, Clark County, KY, Fayette County, KY, Garrard County, KY, Jessamine County, KY, Madison County, KY, Mercer County, KY, Woodford County, KY

The radar

The Jackson,KY radar (KJKL), 82 km from the middle of the area, began a volume at 14:14 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 nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 2.2 hours before the alert went out and 285 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 2012-09-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 2012-09-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 195 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1471 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
195 m²/s²
0-3 km storm-relative helicity
237 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 Sep 25, 10:12 AM EDT, 1 minute earlier.

Area forecast discussion, Sep 25, 10:12 AM EDT, 1 minute before
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Hazardous weather outlook, Sep 25, 6:43 AM EDT, 3 hours 30 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LOUISVILLE KY
643 AM EDT TUE SEP 25 2012

INZ076>079-083-084-089>092-KYZ023>043-045>049-053>057-062>067-261345-
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-EDMONSON KY-
HART KY-GREEN KY-TAYLOR KY-CASEY KY-LINCOLN KY-
INCLUDING THE CITIES OF...PAOLI...SALEM...SCOTTSBURG...MADISON...
JASPER...MARENGO...TELL CITY...CORYDON...NEW ALBANY...
JEFFERSONVILLE...HAWESVILLE...HARDINSBURG...BRANDENBURG...
BEAVER DAM...LEITCHFIELD...ELIZABETHTOWN...FORT KNOX...
MOUNT WASHINGTON...SHEPHERDSVILLE...LOUISVILLE...LA GRANGE...
BEDFORD...NEW CASTLE...SHELBYVILLE...FRANKFORT...GEORGETOWN...
CYNTHIANA...TAYLORSVILLE...LAWRENCEBURG...VERSAILLES...LEXINGTON...
PARIS...CARLISLE...BARDSTOWN...SPRINGFIELD...HARRODSBURG...
NICHOLASVILLE...WINCHESTER...HODGENVILLE...LEBANON...DANVILLE...
LANCASTER...RICHMOND...BROWNSVILLE...MUNFORDVILLE...GREENSBURG...
CAMPBELLSVILLE...LIBERTY...STANFORD
643 AM EDT TUE SEP 25 2012 /543 AM CDT TUE SEP 25 2012/

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

.DAY ONE...TODAY AND TONIGHT.

SCATTERED TO NUMEROUS THUNDERSTORMS ARE EXPECTED THIS MORNING MORNING
AS A COMPLEX OF STORMS MOVES EAST THROUGH THE OHIO VALLEY. THE
MAIN THREATS WITH THESE STORMS WILL BE CLOUD TO GROUND LIGHTNING
AND SMALL HAIL.

THIS AFTERNOON ANOTHER COMPLEX OF STORMS IS EXPECTED TO DEVELOP ALONG A
STALLED SURFACE BOUNDARY TO OUR NORTHWEST. SCATTERED TO NUMEROUS
STORMS WILL BE POSSIBLE THIS EVENING MAINLY BEFORE MIDNIGHT AS
THIS COMPLEX MOVES EAST THROUGH THE REGION. SOME STORMS MAY BECOME
STRONG TO MARGINALLY SEVERE WITH STRONG WINDS AND HAIL BEING THE
MAIN THREATS.

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

THUNDERSTORM CHANCES WILL CONTINUE WEDNESDAY INTO THE WEEKEND AS SEVERAL
DISTURBANCES MOVE ALONG A STALLED FRONTAL BOUNDARY NEAR THE OHIO
VALLEY. ANY THUNDERSTORM WILL BE CAPABLE OF PRODUCING OF CLOUD
TO GROUNDING LIGHTNING. IN ADDITION...STRONG STORMS CAPABLE OF
PRODUCING SMALL HAIL AND GUSTY WINDS WILL BE POSSIBLE WEDNESDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE ENCOURAGED TO REPORT ANY HAIL OR STRONG WINDS TODAY
THROUGH WEDNESDAY.

&&

MORE INFORMATION...ALONG WITH OTHER WEATHER...HYDROLOGICAL AND
CLIMATE INFORMATION CAN BE FOUND...AT
HTTP://WEATHER.GOV/LOUISVILLE (ALL LOWER CASE).

KYZ061-070>078-081-082-261345-
BUTLER KY-LOGAN KY-WARREN KY-SIMPSON KY-ALLEN KY-BARREN KY-MONROE KY-
METCALFE KY-ADAIR KY-RUSSELL KY-CUMBERLAND KY-CLINTON KY-
INCLUDING THE CITIES OF...MORGANTOWN...RUSSELLVILLE...
BOWLING GREEN...FRANKLIN...SCOTTSVILLE...GLASGOW...TOMPKINSVILLE...
EDMONTON...COLUMBIA...JAMESTOWN...BURKESVILLE...ALBANY
543 AM CDT TUE SEP 25 2012

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

.DAY ONE...TODAY AND TONIGHT.

ISOLATED THUNDERSTORMS ARE POSSIBLE THIS MORNING WITH THE MAIN
THREAT BEING CLOUD TO GROUND LIGHTNING.

THIS AFTERNOON ANOTHER COMPLEX OF STORMS IS EXPECTED TO DEVELOP ALONG A
STALLED SURFACE BOUNDARY TO OUR NORTHWEST. SCATTERED TO NUMEROUS
STORMS WILL BE POSSIBLE THIS EVENING MAINLY BEFORE MIDNIGHT AS
THIS COMPLEX MOVES EAST THROUGH THE REGION. SOME STORMS MAY BECOME
STRONG TO MARGINALLY SEVERE WITH STRONG WINDS AND HAIL BEING THE
MAIN THREATS.

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

THUNDERSTORM CHANCES WILL CONTINUE WEDNESDAY INTO THE WEEKEND AS SEVERAL
DISTURBANCES MOVE ALONG A STALLED FRONTAL BOUNDARY NEAR THE OHIO
VALLEY. ANY THUNDERSTORM WILL BE CAPABLE OF PRODUCING OF CLOUD
TO GROUNDING LIGHTNING. IN ADDITION...STRONG STORMS CAPABLE OF
PRODUCING SMALL HAIL AND GUSTY WINDS WILL BE POSSIBLE WEDNESDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE ENCOURAGED TO REPORT ANY HAIL OR STRONG WINDS TODAY
THROUGH WEDNESDAY.

&&

MORE INFORMATION...ALONG WITH OTHER WEATHER...HYDROLOGICAL AND
CLIMATE INFORMATION CAN BE FOUND...AT
HTTP://WEATHER.GOV/LOUISVILLE (ALL LOWER CASE).

AMS/BJS

In the hours before

Special weather statement, Sep 25, 7:24 AM EDT, 2 hours 49 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
724 AM EDT TUE SEP 25 2012

INZ076-083-084-089-251210-
CRAWFORD IN-DUBOIS IN-ORANGE IN-PERRY IN-
724 AM EDT TUE SEP 25 2012

...LINE OF STRONG THUNDERSTORMS WITH DANGEROUS LIGHTNING...HEAVY
RAIN...PENNY SIZE HAIL...AND 40 MPH WIND HEADING INTO SOUTHWESTERN
INDIANA...

AT 620 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 7 MILES NORTH OF
WINSLOW TO 12 MILES NORTHWEST OF ROCKPORT...AND MOVING EAST AT 40
MPH.

CONTINUOUS CLOUD TO GROUND LIGHTNING...HEAVY RAIN REDUCING
VISIBILITIES...PENNY SIZE HAIL...AND GUSTY WINDS OF AROUND 35 TO 40
MPH...ARE EXPECTED WITH THESE STORMS.

* THESE STORMS WILL ALSO IMPACT...
  JASPER...
  MILLERSPORT AND HOLLAND...
  PORTERSVILLE AND HUNTINGBURG AIRPORT...
  HAYSVILLE AND SAINT HENRY...
  SAINT ANTHONY AND KELLERVILLE...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THESE STORMS...SEEK SHELTER INDOORS AND
STAY AWAY FROM WINDOWS. STAY TUNED TO NOAA ALL HAZARDS RADIO...
WEATHER.GOV/LOUISVILLE ON THE INTERNET...OR LOCAL MEDIA FOR LATER
UPDATES AND POSSIBLE WARNINGS.

&&

LAT...LON 3851 8708 3851 8698 3849 8695 3851 8694
      3850 8688 3853 8684 3853 8669 3864 8669
      3866 8653 3801 8654 3799 8680 3799 8681
      3800 8681 3801 8678 3809 8677 3811 8681
      3820 8680 3821 8708
TIME...MOT...LOC 1124Z 269DEG 36KT 3848 8719 3798 8718

MJ
Special weather statement, Sep 25, 7:58 AM EDT, 2 hours 15 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
758 AM EDT TUE SEP 25 2012

INZ083-084-089-090-KYZ023>025-028-251245-
BRECKINRIDGE KY-CRAWFORD IN-DUBOIS IN-HANCOCK KY-HARDIN KY-HARRISON
IN-MEADE KY-PERRY IN-
758 AM EDT TUE SEP 25 2012

...STRONG THUNDERSTORMS WITH DANGEROUS LIGHTNING...HEAVY RAIN...HALF
INCH HAIL...AND 40 MPH WINDS MOVING THROUGH FAR SOUTHERN INDIANA AND
INTO PORTIONS OF NORTH-CENTRAL KENTUCKY...

AT 654 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 12 MILES SOUTHEAST
OF JASPER TO HAWESVILLE...AND MOVING EAST AT 35 MPH.

CONTINUOUS CLOUD TO GROUND LIGHTNING...HEAVY RAIN REDUCING
VISIBILITIES...HALF INCH HAIL...AND GUSTY WINDS OF AROUND 35 TO 40
MPH...ARE EXPECTED WITH THESE STORMS.

* THESE STORMS WILL ALSO IMPACT...
  HAWESVILLE...
  HARDINSBURG...
  BRANDENBURG...
  TELL CITY...
  ENGLISH...
  ECKERTY AND GATCHEL...
  TASWELL AND HOLT...
  BROWNSTOWN AND STEPHENSPORT...
  TEMPLE AND ROBERTA...

THESE STORMS WILL AFFECT INTERSTATE 64 IN INDIANA BETWEEN MILE
MARKERS 105 AND 92.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THESE STORMS...SEEK SHELTER INDOORS AND
STAY AWAY FROM WINDOWS. STAY TUNED TO NOAA ALL HAZARDS RADIO...
WEATHER.GOV/LOUISVILLE ON THE INTERNET...OR LOCAL MEDIA FOR LATER
UPDATES AND POSSIBLE WARNINGS.

&&

LAT...LON 3839 8675 3840 8603 3833 8603 3833 8601
      3831 8601 3830 8600 3773 8596 3772 8678
TIME...MOT...LOC 1158Z 273DEG 32KT 3832 8669 3784 8671

MJ
Special weather statement, Sep 25, 8:34 AM EDT, 1 hour 39 minutes before
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Special weather statement, Sep 25, 9:13 AM EDT, 1 hour before
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Special weather statement, Sep 25, 10:13 AM EDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Sep 25, 7:58 AM EDTSpecial Weather StatementLMKBreckinridge, Meade47 min
Sep 25, 8:06 AM EDTSevere Thunderstorm WarningLMKBreckinridge, Meade29 min
Sep 25, 8:34 AM EDTSpecial Weather StatementLMKBreckinridge, Bullitt, Grayson, Hardin, Jefferson, Larue and 1 more46 min
Sep 25, 9:13 AM EDTSpecial Weather StatementLMKBreckinridge, Bullitt, Grayson, Hardin, Jefferson, Larue and 5 more62 min
Sep 25, 9:43 AM EDTAreal Flood AdvisoryLMKBreckinridge, Hardin, Larue, Meade3 hr
Sep 25, 10:23 AM EDTSpecial Weather StatementLMKBoyle, Garrard, Larue, Lincoln, Marion87 min
Sep 25, 11:11 AM EDTAreal Flood AdvisoryLMKNelson, Washington3 hr
Sep 25, 1:29 PM EDTSpecial Weather StatementLMKBoyle, Marion31 min
Sep 25, 7:24 AM EDTSpecial Weather StatementLMKDubois, Perry46 min

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; radar from the NEXRAD Level II archive.