Alert archive / Kentucky / Flash Flood Warnings in 2002

Flash Flood Warning 21, NWS Louisville, KY

March 26, 2002Hardin County, Kentucky

NWS Louisville, KY issued this flash flood warning at Mar 26, 2002, 3:34 AM EST for Hardin County, Kentucky. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Mar 26, 2002, 3:34 AM EST (08:34 UTC)
Expired: Mar 26, 2002, 7:30 AM EST
In force: 4 hr
Issued by: NWS Louisville, KY
Area: Whole counties

County Hardin County, KY

The radar

The Louisville radar (KLVX), 31 km from the middle of the area, began a volume at 08:33 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, 8.6 hours before the alert went out and 183 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: 25 J/kg
Mixed-layer CIN: -151 J/kg
Mixed-layer LCL: 1592 m above ground
0-6 km bulk shear: 55 kt
0-1 km storm-relative helicity: 84 m²/s²
0-3 km storm-relative helicity: 108 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 260834
FFWSDF
KYC093-261230-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
330 AM EST TUE MAR 26 2002

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  HARDIN COUNTY IN NORTH CENTRAL KENTUCKY

* UNTIL 730 AM EST

* NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED HEAVY RAIN 
SHOWERS AND EMBEDDED THUNDERSTORMS MOVING OVER MOST OF HARDIN 
COUNTY. RADAR HAS ESTIMATED THAT FROM ONE HALF TO TWO AND A HALF 
INCHES OF RAIN HAS FALLEN SINCE 500 PM EST MONDAY EVENING. THE 
HIGHEST AMOUNTS HAVE OCCURRED GENERALLY NORTH AND WEST OF THE 
KENTUCKY PARKWAY IN HARDIN COUNTY. THIS INCLUDES ELIZABETHTOWN AND 
FORT KNOX. NUMEROUS HEAVY RAIN SHOWERS AND THUNDERSTORMS WILL MOVE 
INTO HARDIN COUNTY FROM WESTERN KENTUCKY THROUGH THE EARLY MORNING 
HOURS...WITH ADDITIONAL RAINFALL RATES FROM ONE HALF TO ONE INCH PER 
HOUR POSSIBLE. THIS WILL SIGNIFICANTLY INCREASE THE THREAT FOR FLASH 
FLOODING

* SOME LOCATIONS IN THE WARNING INCLUDE ELIZABETHTOWN...FORT 
KNOX...RADCLIFF...SUMMIT...EASTVIEW...AND VINE GROVE.

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.

$$

SMALLCOMB

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 26, 12:29 AM EST	Flash Flood Warning	LMK	Ohio	5 hr
Mar 26, 2:14 AM EST	Flash Flood Warning	LMK	Breckinridge	4 hr
Mar 26, 3:00 AM EST	Flash Flood Warning	LMK	Grayson	5 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; radar from the NEXRAD Level II archive.