Alert archive / Kentucky / Special Weather Statements in 2012

Special Weather Statement, NWS Louisville, KY

September 8, 2012Bourbon County, Clark County, Nicholas County, Kentucky

NWS Louisville, KY issued this special weather statement at Sep 8, 2012, 2:07 AM EDT for Bourbon County, Clark County, Nicholas County, Kentucky. It was in force for 43 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 8, 2012, 2:07 AM EDT (06:07 UTC)
Expired
Sep 8, 2012, 2:50 AM EDT
In force
43 min
Issued by
NWS Louisville, KY

Counties Bourbon County, KY, Clark County, KY, Nicholas County, KY

The radar

The Jackson,KY radar (KJKL), 86 km from the middle of the area, began a volume at 06:10 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

Cncnati-Daytn, OH (KILN), launched 00:00Z, 6.1 hours before the alert went out and 158 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 00:00Z on 2012-09-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 531 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 00:00Z on 2012-09-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 20 square meters per square second.19395878Sfc1 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
531 J/kg
Mixed-layer CIN
-83 J/kg
Mixed-layer LCL
1512 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
20 m²/s²
0-3 km storm-relative helicity
195 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

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

766 
WWUS83 KLMK 080607
SPSLMK

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
207 AM EDT SAT SEP 8 2012

KYZ041>043-049-080650-
BOURBON KY-CLARK KY-FAYETTE KY-NICHOLAS KY-
207 AM EDT SAT SEP 8 2012

...STRONG THUNDERSTORMS WITH 40 MPH WINDS...

AT 202 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM CARLISLE TO
CADENTOWN...AND MOVING EAST AT 30 MPH.

GUSTY WINDS OF AROUND 35 TO 40 MPH...ARE EXPECTED WITH THESE STORMS.

* THESE STORMS WILL ALSO IMPACT...
  VETERANS PARK...
  WINCHESTER...
  CARLISLE...
  CADENTOWN...
  LITTLE ROCK AND PRETTY RUN...
  MILLTOWN AND JACKSON FERRY...
  OLIVERS AND PINCHEM...
  HAGGARD AND COTTON BRANCH...

THESE STORMS WILL AFFECT INTERSTATE 64 IN KENTUCKY BETWEEN MILE
MARKERS 101 AND 78.

THESE STORMS WILL AFFECT INTERSTATE 75 IN KENTUCKY BETWEEN MILE
MARKERS 114 AND 99.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE AWARE THAT A GUST FRONT PRECEDING THESE STORMS WILL GENERATE
STRONG AND GUSTY WINDS WELL BEFORE THE ARRIVAL OF ANY RAIN.

&&

LAT...LON 3812 8407 3794 8396 3783 8400 3784 8408
      3786 8409 3785 8411 3787 8413 3787 8422
      3789 8423 3787 8426 3792 8427 3788 8434
      3790 8445 3796 8451 3844 8401 3843 8394
      3837 8391 3837 8388 3831 8383
TIME...MOT...LOC 0607Z 281DEG 28KT 3835 8396 3797 8435

$$

RAS

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 7, 9:56 PM EDTSpecial Weather StatementLMKHancock, Ohio54 min
Sep 7, 10:34 PM EDTSpecial Weather StatementLMKHancock46 min
Sep 7, 10:36 PM EDTSevere Thunderstorm WarningLMKHancock, Ohio29 min
Sep 7, 10:52 PM EDTSevere Thunderstorm WarningLMKBreckinridge, Butler, Grayson, Hancock, Ohio43 min
Sep 7, 11:00 PM EDTSevere Thunderstorm WarningLMKBreckinridge, Meade40 min
Sep 7, 11:10 PM EDTSevere Thunderstorm WarningLMKTrimble40 min
Sep 7, 11:24 PM EDTSevere Thunderstorm WarningLMKHenry, Jefferson, Oldham, Shelby, Trimble46 min
Sep 7, 11:26 PM EDTSevere Thunderstorm WarningLMKBreckinridge, Bullitt, Grayson, Hardin, Meade29 min
Sep 7, 11:52 PM EDTSevere Thunderstorm WarningLMKBullitt, Hardin, Jefferson, Meade28 min
Sep 8, 12:04 AM EDTSpecial Weather StatementLMKButler, Edmonson, Grayson, Hardin, Logan, Simpson and 1 more26 min
Sep 8, 12:09 AM EDTSpecial Weather StatementLMKFranklin, Henry, Shelby, Spencer46 min
Sep 8, 12:14 AM EDTSpecial Weather StatementLMKHart, Larue, Nelson46 min
Sep 8, 12:39 AM EDTAreal Flood AdvisoryLMKJefferson111 min
Sep 8, 12:44 AM EDTSpecial Weather StatementLMKAllen, Barren, Edmonson, Logan, Simpson, Warren26 min
Sep 8, 12:48 AM EDTSpecial Weather StatementLMKAnderson, Franklin, Green, Harrison, Hart, Larue and 9 more42 min
Sep 8, 1:07 AM EDTSpecial Weather StatementLMKAllen, Barren, Butler, Edmonson, Logan, Simpson and 1 more43 min
Sep 8, 1:23 AM EDTSevere Thunderstorm WarningLMKLogan32 min
Sep 8, 1:29 AM EDTSpecial Weather StatementLMKAnderson, Bourbon, Clark, Fayette, Harrison, Nicholas and 2 more46 min
Sep 8, 2:02 AM EDTSpecial Weather StatementLMKAdair, Casey, Garrard, Jessamine, Lincoln, Madison and 2 more43 min
Sep 7, 8:30 PM EDTSpecial Weather StatementLMKDubois, Orange, Washington90 min
Sep 7, 9:50 PM EDTSevere Thunderstorm WarningLMKOrange, Washington45 min
Sep 7, 10:09 PM EDTSpecial Weather StatementLMKCrawford, Dubois, Orange56 min
Sep 7, 10:13 PM EDTSevere Thunderstorm WarningLMKDubois, Orange32 min
Sep 7, 10:40 PM EDTSevere Thunderstorm WarningLMKClark, Crawford, Dubois, Harrison, Orange, Perry and 2 more40 min
Sep 7, 10:54 PM EDTSpecial Weather StatementLMKHarrison31 min
Sep 7, 11:06 PM EDTSevere Thunderstorm WarningLMKClark, Floyd, Harrison, Washington29 min
Sep 7, 11:23 PM EDTSpecial Weather StatementLMKCrawford32 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.