Alert archive / Kentucky / Special Weather Statements in 2010

Special Weather Statement, NWS Louisville, KY

July 18, 20109 counties in Kentucky

NWS Louisville, KY issued this special weather statement at Jul 18, 2010, 10:32 PM CDT for 9 counties in Kentucky. It was in force for 28 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
Jul 18, 2010, 10:32 PM CDT (03:32 UTC)
Expired
Jul 18, 2010, 11:00 PM CDT
In force
28 min
Issued by
NWS Louisville, KY

Counties Adair County, KY, Allen County, KY, Barren County, KY, Cumberland County, KY, Metcalfe County, KY, Monroe County, KY, Russell County, KY, Simpson County, KY, Warren County, KY

The radar

The Nashville radar (KOHX), 102 km from the middle of the area, began a volume at 03:35 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 00:00Z, 3.5 hours before the alert went out and 115 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 2010-07-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3821 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 2010-07-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 64 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
3821 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
816 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
64 m²/s²
0-3 km storm-relative helicity
93 m²/s²
Significant tornado parameter
1.1
Supercell composite
7.3

Open this sounding in Storm Lab

The text

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

943 
WWUS83 KLMK 190332
SPSLMK

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
1132 PM EDT SUN JUL 18 2010

KYZ064-071>078-081-082-190400-
ADAIR-ALLEN-BARREN-CLINTON-CUMBERLAND-GREEN-METCALFE-MONROE-RUSSELL-
SIMPSON-WARREN-
1032 PM CDT SUN JUL 18 2010

...STRONG THUNDERSTORMS WITH DANGEROUS LIGHTNING...HEAVY RAIN...SMALL
HAIL...AND GUSTY WINDS...

AT 1030 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 6 MILES EAST OF
COLUMBIA TO 10 MILES SOUTHWEST OF BOWLING GREEN...AND MOVING
SOUTHEAST AT 25 MPH.

FREQUENT CLOUD TO GROUND LIGHTNING...HEAVY RAIN WITH RAINFALL RATES
OF AROUND ONE INCH PER HOUR REDUCING VISIBILITIES TO LESS THAN ONE
MILE...SMALL PEA OR DIME SIZE HAIL...AND GUSTY WINDS OF AROUND 35 TO
40 MPH...ARE EXPECTED WITH THESE STORMS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FREQUENT LIGHTNING IS OCCURRING WITH THESE STORMS. MOVE INDOORS IF
POSSIBLE. STAY AWAY FROM WINDOWS AND DOORS...AND AVOID USING THE
TELEPHONE UNLESS IT IS AN EMERGENCY.

&&

LAT...LON 3699 8668 3707 8614 3706 8608 3708 8608
      3720 8514 3695 8494 3686 8507 3676 8501
      3665 8655
TIME...MOT...LOC 0332Z 328DEG 22KT 3710 8519 3689 8660

$$

JDA

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 18, 8:10 PM CDTSpecial Weather StatementLMKButler35 min
Jul 18, 8:25 PM CDTTornado WarningLMKButler20 min
Jul 18, 8:33 PM CDTSpecial Weather StatementLMKHart27 min
Jul 18, 8:48 PM CDTSpecial Weather StatementLMKButler, Edmonson, Warren27 min
Jul 18, 9:00 PM CDTSevere Thunderstorm WarningLMKGreen, Hart30 min
Jul 18, 9:19 PM CDTSpecial Weather StatementLMKEdmonson, Warren26 min
Jul 18, 9:36 PM CDTSpecial Weather StatementLMKGreen, Hart, Marion24 min
Jul 18, 9:52 PM CDTSpecial Weather StatementLMKBarren, Metcalfe, Warren38 min
Jul 18, 9:59 PM CDTSpecial Weather StatementLMKAdair, Casey, Garrard, Green, Lincoln, Madison and 1 more31 min
Jul 18, 10:18 PM CDTSevere Thunderstorm WarningLMKAllen, Barren, Warren42 min
Jul 18, 10:33 PM CDTSpecial Weather StatementLMKCasey, Garrard, Lincoln, Madison27 min
Jul 19, 12:44 AM CDTAreal Flood AdvisoryLMKMonroe3 hr
Jul 19, 4:54 PM CDTSevere Thunderstorm WarningLMKHancock51 min
Jul 19, 5:02 PM CDTSpecial Weather StatementLMKBreckinridge, Hancock, Jefferson, Meade43 min
Jul 19, 5:08 PM CDTSevere Thunderstorm WarningLMKMeade37 min
Jul 19, 5:32 PM CDTSevere Thunderstorm WarningLMKBreckinridge, Meade28 min
Jul 19, 5:38 PM CDTSpecial Weather StatementLMKGrayson, Ohio67 min
Jul 19, 5:46 PM CDTSevere Thunderstorm WarningLMKBullitt, Hardin, Jefferson, Meade44 min
Jul 19, 5:56 PM CDTSevere Thunderstorm WarningLMKBreckinridge, Grayson34 min
Jul 19, 5:56 PM CDTSevere Thunderstorm WarningLMKHardin38 min
Jul 19, 6:20 PM CDTSpecial Weather StatementLMKButler, Edmonson, Hart, Warren40 min
Jul 19, 6:26 PM CDTSevere Thunderstorm WarningLMKBarren, Butler, Edmonson, Warren34 min
Jul 19, 6:31 PM CDTSpecial Weather StatementLMKSpencer29 min
Jul 19, 6:42 PM CDTSpecial Weather StatementLMKAnderson, Fayette, Woodford33 min
Jul 19, 6:47 PM CDTSevere Thunderstorm WarningLMKGreen, Taylor43 min
Jul 19, 3:37 PM CDTSpecial Weather StatementLMKDubois38 min
Jul 19, 4:11 PM CDTSevere Thunderstorm WarningLMKDubois34 min
Jul 19, 4:39 PM CDTSevere Thunderstorm WarningLMKCrawford, Dubois, Orange, Perry51 min

Nearby

Special Weather Statements in Kentucky, 2010Every special weather statement in 2010

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.