Alert archive / Kentucky / Flash Flood Warnings in 2011

Flash Flood Warning 53, NWS Louisville, KY

July 12, 2011Bourbon County, Clark County, Fayette County, Kentucky

NWS Louisville, KY issued this flash flood warning at Jul 12, 2011, 4:09 PM EDT for Bourbon County, Clark County, Fayette County, Kentucky. It was in force for 88 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 12, 2011, 4:09 PM EDT (20:09 UTC)
Expired
Jul 12, 2011, 5:37 PM EDT
In force
88 min
Issued by
NWS Louisville, KY
Area
Storm-based polygon
Flood severity
None

Counties Bourbon County, KY, Clark County, KY, Fayette County, KY

The radar

The Jackson,KY radar (KJKL), 101 km from the middle of the area, began a volume at 20:12 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 12:00Z, 8.2 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 2011-07-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1093 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 12:00Z on 2011-07-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 35 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
1093 J/kg
Mixed-layer CIN
-119 J/kg
Mixed-layer LCL
894 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
35 m²/s²
0-3 km storm-relative helicity
112 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.6

Open this sounding in Storm Lab

The text

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

536 
WGUS53 KLMK 122009
FFWLMK
KYC017-049-067-122315-
/O.NEW.KLMK.FF.W.0053.110712T2009Z-110712T2315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
409 PM EDT TUE JUL 12 2011

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHERN BOURBON COUNTY IN EAST CENTRAL KENTUCKY...
  NORTHWESTERN CLARK COUNTY IN EAST CENTRAL KENTUCKY...
  EASTERN FAYETTE COUNTY IN EAST CENTRAL KENTUCKY...

* UNTIL 715 PM EDT

* AT 406 PM EDT...DOPPLER RADAR INDICATED TORRENTIAL RAINFALL FROM 
TRAINING THUNDERSTORMS OVER THE WARNED AREA.  THIS IS LIKELY CAUSING 
FLASH FLOODING.

* THE STORMS PRODUCING TORRENTIAL RAINFALL WILL REMAIN OVER MAINLY 
RURAL AREAS OF EASTERN FAYETTE...NORTHWESTERN CLARK AND SOUTHERN 
BOURBON COUNTIES...INCLUDING SILVER LAKE...STONY 
POINT...SIDVILLE...RENICK AND ESCONDIDA.

ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE IN THE 
WARNED AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. MOVE TO HIGHER GROUND.

TO REPORT FLOODING TO THE NATIONAL WEATHER SERVICE...CALL TOLL FREE
AT...1...8 7 7...6 3 3...6 7 7 2...WHEN YOU CAN DO SO SAFELY.

&&

LAT...LON 3814 8430 3816 8422 3813 8417 3801 8422
      3802 8435

$$

AMS
1 follow-up statement
001 
WGUS73 KLMK 122137 RRA
FFSLMK

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
537 PM EDT TUE JUL 12 2011

KYC017-049-067-122148-
/O.CAN.KLMK.FF.W.0053.000000T0000Z-110712T2315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BOURBON KY-CLARK KY-FAYETTE KY-
537 PM EDT TUE JUL 12 2011

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR EASTERN FAYETTE...
NORTHWESTERN CLARK AND SOUTHERN BOURBON COUNTIES...

THE STORMS THAT PROMPTED THE WARNING HAVE MOVED OUT OF THE WARNED
AREA.

TO REPORT FLOODING TO THE NATIONAL WEATHER SERVICE...CALL TOLL FREE
AT...1...8 7 7...6 3 3...6 7 7 2...WHEN YOU CAN DO SO SAFELY.

LAT...LON 3814 8430 3816 8422 3813 8417 3801 8422
      3802 8435

$$

AMS

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 12, 3:13 AM EDTExcessive Heat WarningLMKAllen, Anderson, Barren, Boyle, Breckinridge, Bullitt and 27 more16 hr
Jul 12, 7:46 AM EDTSpecial Weather StatementLMKClinton29 min
Jul 12, 8:18 AM EDTSpecial Weather StatementLMKClinton27 min
Jul 12, 1:07 PM EDTSpecial Weather StatementLMKAdair23 min
Jul 12, 1:20 PM EDTSpecial Weather StatementLMKCumberland, Monroe40 min
Jul 12, 1:36 PM EDTAreal Flood AdvisoryLMKAdair, Casey, Marion, Taylor114 min
Jul 12, 1:48 PM EDTSevere Thunderstorm WarningLMKMonroe27 min
Jul 12, 1:51 PM EDTSevere Thunderstorm WarningLMKBarren, Metcalfe24 min
Jul 12, 1:57 PM EDTSpecial Weather StatementLMKAllen33 min
Jul 12, 2:04 PM EDTSevere Thunderstorm WarningLMKAllen, Warren26 min
Jul 12, 2:05 PM EDTAreal Flood AdvisoryLMKAdair, Allen, Barren, Cumberland, Green, Hart and 2 more3 hr
Jul 12, 2:19 PM EDTAreal Flood AdvisoryLMKAllen, Barren, Warren3 hr
Jul 12, 2:32 PM EDTFlash Flood WarningLMKAllen, Warren106 min
Jul 12, 3:00 PM EDTFlash Flood WarningLMKBarren, Green, Hart, Metcalfe3 hr
Jul 12, 3:09 PM EDTAreal Flood AdvisoryLMKBarren, Hart3 hr
Jul 12, 3:13 PM EDTFlash Flood WarningLMKAllen, Barren3 hr
Jul 12, 3:14 PM EDTSevere Thunderstorm WarningLMKBreckinridge, Grayson, Ohio31 min
Jul 12, 3:22 PM EDTAreal Flood AdvisoryLMKBourbon, Clark, Fayette, Jessamine, Madison3 hr
Jul 12, 3:27 PM EDTSevere Thunderstorm WarningLMKGrayson, Hart33 min
Jul 12, 3:35 PM EDTAreal Flood AdvisoryLMKGrayson, Hardin, Hart, Larue, Nelson3 hr
Jul 12, 3:44 PM EDTFlash Flood WarningLMKJessamine113 min
Jul 12, 3:46 PM EDTSevere Thunderstorm WarningLMKHardin29 min
Jul 12, 3:51 PM EDTSevere Thunderstorm WarningLMKAnderson, Mercer24 min
Jul 12, 3:53 PM EDTAreal Flood AdvisoryLMKBreckinridge, Bullitt, Butler, Edmonson, Grayson, Hardin and 5 more3 hr
Jul 12, 3:59 PM EDTAreal Flood AdvisoryLMKBreckinridge, Bullitt, Jefferson, Meade3 hr
Jul 12, 3:59 PM EDTSevere Thunderstorm WarningLMKMeade31 min
Jul 12, 4:02 PM EDTAreal Flood AdvisoryLMKAnderson, Bullitt, Fayette, Franklin, Jefferson, Jessamine and 6 more3 hr
Jul 12, 4:23 PM EDTFlash Flood WarningLMKMeade3 hr
Jul 12, 4:37 PM EDTSevere Thunderstorm WarningLMKBreckinridge, Meade23 min
Jul 12, 4:47 PM EDTFlash Flood WarningLMKBullitt, Hardin, Meade, Nelson2 hr
Jul 12, 4:58 PM EDTFlash Flood WarningLMKAnderson, Nelson, Spencer, Washington109 min
Jul 12, 5:04 PM EDTSpecial Weather StatementLMKJefferson26 min
Jul 12, 5:09 PM EDTAreal Flood AdvisoryLMKBreckinridge, Hancock, Ohio98 min
Jul 12, 5:16 PM EDTFlash Flood WarningLMKJefferson, Shelby, Spencer93 min
Jul 12, 5:18 PM EDTSevere Thunderstorm WarningLMKJefferson, Shelby16 min
Jul 12, 6:02 PM EDTAreal Flood AdvisoryLMKFranklin, Henry, Shelby3 hr
Jul 12, 6:52 PM EDTAreal Flood AdvisoryLMKAnderson, Bullitt, Franklin, Hardin, Jefferson, Meade and 6 more53 min

Nearby

Flash Flood Warnings in Kentucky, 2011Every flash flood warning in 2011

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.