Alert archive / Kentucky / Flash Flood Warnings in 2004

Flash Flood Warning 8, NWS Louisville, KY

May 10, 2004Clark County, Kentucky

NWS Louisville, KY issued this flash flood warning at May 10, 2004, 7:10 PM EDT for Clark County, Kentucky. It was in force for 80 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
May 10, 2004, 7:10 PM EDT (23:10 UTC)
Expired
May 10, 2004, 8:30 PM EDT
In force
80 min
Issued by
NWS Louisville, KY
Area
Counties, with a storm outline in the text

County Clark County, KY

The radar

The Jackson,KY radar (KJKL), 92 km from the middle of the area, began a volume at 23:11 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, 11.2 hours before the alert went out and 164 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 2004-05-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 483 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 2004-05-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -55 square meters per square second.1939Sfc1 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
483 J/kg
Mixed-layer CIN
-65 J/kg
Mixed-layer LCL
1395 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
-55 m²/s²
0-3 km storm-relative helicity
-36 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.

000 
WGUS53 KLMK 102310
FFWLMK
KYC049-110030-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
710 PM EDT MON MAY 10 2004

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CLARK COUNTY IN EAST CENTRAL KENTUCKY

* UNTIL 830 PM EDT

* AT 703 PM EDT...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY
  AND PERSISTENT RAIN OVER WESTERN CLARK COUNTY NEAR THE FAYETTE COUNTY
  LINE. THIS ACTIVITY IS MOVING NORTHEAST AT 10 MPH...BUT CONTINUES TO 
  DEVELOP FURTHER WEST.

THE WESTERN-MOST PORTION OF CLARK COUNTY...WEST OF WINCHESTER...WILL 
BE MOST SUSCEPTIBLE TO FLASH FLOODING. RAINFALL AROUND 3 INCHES HAS 
OCCURRED THERE SINCE 6 PM EDT. IN ADDITION...FLOODING HAS BEEN 
REPORTED BY THE PUBLIC NEAR RICHMOND ROAD IN FAR WESTERN CLARK 
COUNTY.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

LAT...LON 3800 8433 3789 8427 3797 8408 3810 8415

$$

JB
1 follow-up statement
000 
WGUS73 KLMK 110008
FFSLMK
KYC049-110035-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
808 PM EDT MON MAY 10 2004

...THE FLASH FLOOD WARNING WHICH WAS IN EFFECT UNTIL 830 PM EDT FOR
CLARK COUNTY IN EAST CENTRAL KENTUCKY HAS BEEN CANCELLED...

UP TO 4 INCHES OF RAIN FELL BETWEEN 6 AND 730 PM EDT ACROSS WESTERN 
CLARK COUNTY DUE TO PERSISTENT THUNDERSTORM CELLS. NO ADDITIONAL 
FLOODING HAS BEEN REPORTED...ALTHOUGH SOME FULL CREEKS AND STREAMS 
COULD CONTINUE TO CAUSE LOCAL FLOODING PROBLEMS.

REPORT FLOODING TO YOUR NEAREST LAW ENFORCEMENT AGENCY. THEY WILL
RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
LOUISVILLE.

$$

JB

The office that day

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

IssuedProductOfficeCountiesLasted
May 10, 4:35 PM EDTFlash Flood WarningLMKJefferson85 min
May 10, 5:58 PM EDTSevere Thunderstorm WarningLMKFayette47 min

Nearby

Flash Flood Warnings in Kentucky, 2004Every flash flood warning in 2004

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.