Alert archive / Kentucky / Flash Flood Warnings in 2011

Flash Flood Warning 59, NWS Louisville, KY

July 19, 2011Bourbon County, Harrison County, Kentucky

NWS Louisville, KY issued this flash flood warning at Jul 19, 2011, 11:12 AM EDT for Bourbon County, Harrison County, Kentucky. It was in force for 79 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 19, 2011, 11:12 AM EDT (15:12 UTC)
Expired
Jul 19, 2011, 12:31 PM EDT
In force
79 min
Issued by
NWS Louisville, KY
Area
Storm-based polygon
Flood severity
None

Counties Bourbon County, KY, Harrison County, KY

The radar

The Jackson,KY radar (KJKL), 109 km from the middle of the area, began a volume at 15:15 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, 3.2 hours before the alert went out and 143 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 2011-07-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1414 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 2011-07-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 153 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
1414 J/kg
Mixed-layer CIN
-20 J/kg
Mixed-layer LCL
634 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
153 m²/s²
0-3 km storm-relative helicity
146 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.

554 
WGUS53 KLMK 191512
FFWLMK
KYC017-097-191715-
/O.NEW.KLMK.FF.W.0059.110719T1512Z-110719T1715Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
1112 AM EDT TUE JUL 19 2011

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  BOURBON COUNTY IN EAST CENTRAL KENTUCKY...
  SOUTHERN HARRISON COUNTY IN EAST CENTRAL KENTUCKY...

* UNTIL 115 PM EDT

* AT 1105 AM EDT...EMERGENCY MANAGEMENT IN HARRISON COUNTY KENTUCKY 
REPORTED SEVERAL ROADS CLOSED WITH FLOWING WATER OVER THEM IN THE 
SOUTHERN PART OF THE COUNTY. AT 1107 PM...THE STRONGEST 
THUNDERSTORMS WERE OVER BOURBON COUNTY MOVING SOUTH AT 30 MPH. THESE 
STORMS ARE PRODUCING TORRENTIAL RAINFALL OF 2 TO 3 INCHES IN ONE 
HOUR. THIS RAINFALL MAY CAUSE FLASH FLOODING OF ROADS...LOW LYING 
AREAS...AND UNDERPASSES. 

* LOCATIONS IMPACTED INCLUDE...PARIS...

  IN ADDITION...SIDVILLE...NORTH MIDDLETOWN AND ESCONDIDA ARE
  INCLUDED IN THIS FLASH FLOOD WARNING.

ADDITIONAL RAINFALL AMOUNTS OF 1 TO 3 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.

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.

&&

LAT...LON 3806 8428 3809 8432 3809 8433 3810 8436
      3816 8437 3818 8436 3821 8438 3821 8440
      3835 8445 3841 8417 3837 8419 3835 8416
      3831 8413 3812 8407

$$
TWF
1 follow-up statement
625 
WGUS73 KLMK 191631
FFSLMK

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
1231 PM EDT TUE JUL 19 2011

KYC017-097-191638-
/O.CAN.KLMK.FF.W.0059.000000T0000Z-110719T1715Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BOURBON KY-HARRISON KY-
1231 PM EDT TUE JUL 19 2011

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR SOUTHERN
HARRISON AND BOURBON COUNTIES...

THE STORMS THAT PROMPTED THE WARNING MOVED OUT OF THE WARNED AREA 
AND DISSIPATED. NO ADDITIONAL SIGNIFICANT RAINFALL IS EXPECTED OVER 
THE NEXT COUPLE OF HOURS. NO FLOODING HAS BEEN REPORTED FROM BOURBON 
COUNTY AT THIS TIME. AROUND NOON...SOME WATER REMAINED OVER A FEW 
ROADS IN SOUTHERN HARRISON COUNTY...BUT THE WATER WAS SLOWLY 
RECEDING WITH NO OTHER FLOODING EXPECTED. 

LAT...LON 3806 8428 3809 8432 3809 8433 3810 8436
      3816 8437 3818 8436 3821 8438 3821 8440
      3835 8445 3841 8417 3837 8419 3835 8416
      3831 8413 3812 8407

$$

TWF

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 19, 9:43 AM EDTSpecial Weather StatementLMKNicholas62 min
Jul 19, 10:55 AM EDTSpecial Weather StatementLMKBourbon, Clark50 min
Jul 19, 11:00 AM EDTSevere Thunderstorm WarningLMKBourbon, Clark30 min
Jul 19, 3:54 PM EDTExcessive Heat WarningLMKAdair, Allen, Anderson, Barren, Bourbon, Boyle and 43 more5 days
Jul 19, 3:54 PM EDTHeat AdvisoryLMKAdair, Anderson, Cumberland, Franklin, Green, Harrison and 8 more24 hr
Jul 19, 4:45 PM EDTSpecial Weather StatementLMKFranklin30 min
Jul 19, 4:59 PM EDTAreal Flood AdvisoryLMKFranklin, Woodford91 min
Jul 19, 5:10 PM EDTSevere Thunderstorm WarningLMKAnderson, Franklin, Woodford35 min
Jul 19, 5:34 PM EDTSpecial Weather StatementLMKSpencer41 min
Jul 19, 5:48 PM EDTSevere Thunderstorm WarningLMKAnderson, Mercer27 min
Jul 19, 6:08 PM EDTSpecial Weather StatementLMKAnderson52 min
Jul 19, 6:40 PM EDTSpecial Weather StatementLMKNelson35 min
Jul 19, 7:21 PM EDTSpecial Weather StatementLMKOldham24 min
Jul 19, 7:48 PM EDTSpecial Weather StatementLMKHarrison27 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.