Alert archive / Kentucky / Flash Flood Warnings in 2002

Flash Flood Warning 56, NWS Louisville, KY

September 26, 20024 counties in Kentucky

NWS Louisville, KY issued this flash flood warning at Sep 26, 2002, 7:18 PM CDT for 4 counties in Kentucky. It was in force for 3 hr. 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 26, 2002, 7:18 PM CDT (00:18 UTC)
Expired: Sep 26, 2002, 10:15 PM CDT
In force: 3 hr
Issued by: NWS Louisville, KY
Area: Counties, with a storm outline in the text

Counties Allen County, KY, Logan County, KY, Simpson County, KY, Warren County, KY

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 0.3 hours before the alert went out and 85 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 613 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 280 m²/s²
0-3 km storm-relative helicity: 587 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 270018
FFWSDF
KYC003-141-213-227-270315-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
718 PM CDT THU SEP 26 2002

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  ALLEN COUNTY IN SOUTH CENTRAL KENTUCKY
  LOGAN COUNTY IN SOUTH CENTRAL KENTUCKY
  SIMPSON COUNTY IN SOUTH CENTRAL KENTUCKY
  WARREN COUNTY IN SOUTH CENTRAL KENTUCKY
  THIS INCLUDES THE CITY OF BOWLING GREEN

* UNTIL 1015 PM CDT

* SOME LOCATIONS IN THE WARNING INCLUDE FRANKLIN AND SCOTTSVILLE

LAW ENFORCEMENT REPORTED NUMEROUS ROADS FLOODED AND IMPASSABLE 
ACROSS LOGAN AND SIMPSON COUNTIES. ALTHOUGH THE RAIN IS TAPERING OFF 
AT THE MOMENT...ANOTHER BATCH OF HEAVY RAINFALL IS EXPECTED TO MOVE 
INTO EXTREME SOUTH-CENTRAL KENTUCKY AFTER 900 PM CDT. SOME EMBEDDED 
THUNDERSTORMS WILL LIKELY CAUSE POCKETS OF VERY HEAVY BUT BRIEF 
RAINFALL. THIS WILL ONLY EXACERBATE CURRENT FLOODING PROBLEMS 
ACROSS THE AREA. RAINFALL AMOUNTS IN EXCESS OF 2 INCHES HAVE 
OCCURRED SINCE 400 PM CDT. 

EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING OF SMALL CREEKS AND 
STREAMS...ROADWAYS...UNDERPASSESS AND LOW LYING AREAS.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS. DO NOT DRIVE THROUGH FLOODED
ROADWAYS...IT MAY BE DIFFICULT TO JUDGE THE ACTUAL DEPTH OF THE
WATER. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE TO HIGHER
GROUND TO ESCAPE FLOOD WATERS.

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

LAT...LON 3667 8707 3664 8598 3688 8618 3707 8622
          3717 8657 3700 8669 3707 8703

JB

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 26, 10:15 PM CDT	Flash Flood Warning	LMK	Allen, Butler, Edmonson, Logan, Simpson, Warren	3 hr
Sep 26, 10:27 PM CDT	Flash Flood Warning	LMK	Grayson, Ohio	4 hr
Sep 27, 12:17 AM CDT	Flash Flood Warning	LMK	Breckinridge, Hancock, Meade	3 hr

Nearby

Flash Flood Warnings in Kentucky, 2002 Every flash flood warning in 2002

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.