Alert archive / Kentucky / Flash Flood Warnings in 1992

Flash Flood Warning 20, NWS Louisville, KY

August 10, 1992Nicholas County, Robertson County, Kentucky

NWS Louisville, KY issued this flash flood warning at Aug 10, 1992, 8:29 AM EDT for Nicholas County, Robertson County, Kentucky. It was in force for 91 min.

The area

The counties it named.

The facts

Issued
Aug 10, 1992, 8:29 AM EDT (12:29 UTC)
Expired
Aug 10, 1992, 10:00 AM EDT
In force
91 min
Issued by
NWS Louisville, KY
Area
Whole counties

Counties Nicholas County, KY, Robertson County, KY

The nearest sounding before it

Huntington/Tri S, WV (KHTS), launched 12:00Z, 0.5 hours before the alert went out and 134 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, Huntington/Tri S, WV at 12:00Z on 1992-08-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1191 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Huntington/Tri S, WV at 12:00Z on 1992-08-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 45 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
1191 J/kg
Mixed-layer CIN
-34 J/kg
Mixed-layer LCL
805 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
45 m²/s²
0-3 km storm-relative helicity
107 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 
TTAA00 KLEX 101238
FFWLEX
KYC065-181-197-201-101430-
 
BULLETIN - EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM AND FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LEXINGTON KY
829 AM EDT MON AUG 10 1992
 
THE NATIONAL WEATHER SERVICE IN LEXINGTON HAS ISSUED A
SEVERE THUNDERSTORM AND FLASH FLOOD WARNING
EFFECTIVE UNTIL 1030 AM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN EAST CENTRAL KENTUCKY
 
   ...ESTILL COUNTY...NICHOLAS COUNTY...POWELL COUNTY
   ...ROBERTSON COUNTY
 
840AM RADAR SHOWED VERY STRONG THUNDERSTORMS WITH HEAVY RAIN MOVING
SOUTH TOWARD ROBERTSON AND NICHOLAS COUNTIES 30 TO 40 MILES NORTHEAST OF
LEXINGTON. OTHER VERY STRONG THUNDERSTORMS WILL MOVE INTO POWELL AND
ESTILL COUNTIES 30 TO 50 MILES SOUTHEAST OF LEXINGTON BY 9AM EDT.
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Aug 10, 7:11 AM EDT, 1 hour 18 minutes before
KYZ007-101200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LEXINGTON KY
710 AM EDT MON AUG 10 1992

AT 710 AM EDT...WEATHER SERVICE RADAR INDICATED A STRONG THUNDERSTORM
IN SCOTT COUNTY...ABOUT 5 MILES NORTHWEST OF GEORGETOWN OR ABOUT 15 MILES
NORTH OF LEXINGTON. THIS STORM WILL MOVE NEAR THE CITY OF GEORGTOWN BY
730 AM...THE HEAVIEST RAIN SHOULD BE JUST EAST OF GEORGETOWN. OTHER
THUNDERSTORMS WERE LOCATED ACROSS HARRISON AND BOURBON COUNTIES ABOUT
30 MILES NORTHEAST THROUGH 22 MILES EAST/NORTHEAST OF LEXINGTON. ALL
OF THE THUNDERSTORMS WERE MOVING TO THE SOUTHEAST AT 15 MPH.

BRIEF HEAVY RAIN...DEADLY LIGHTNING...AND GUSTY WINDS ARE POSSIBLE WITH
THIS STORM. FLOODING OF LOW LYING AND POOR DRAINAGE AREAS ARE ALSO
POSSIBLE.

SZAPPANOS
Special weather statement, Aug 10, 7:15 AM EDT, 1 hour 14 minutes before
KYZ007-101200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LEXINGTON KY
710 AM EDT MON AUG 10 1992

AT 710 AM EDT...WEATHER SERVICE RADAR INDICATED A STRONG THUNDERSTORM
IN SCOTT COUNTY...ABOUT 5 MILES NORTHWEST OF GEORGETOWN OR ABOUT 15 MILES
NORTH OF LEXINGTON. THIS STORM WILL MOVE NEAR THE CITY OF GEORGTOWN BY
730 AM...THE HEAVIEST RAIN SHOULD BE JUST EAST OF GEORGETOWN. OTHER
THUNDERSTORMS WERE LOCATED ACROSS HARRISON AND BOURBON COUNTIES ABOUT
30 MILES NORTHEAST THROUGH 22 MILES EAST/NORTHEAST OF LEXINGTON. ALL
OF THE THUNDERSTORMS WERE MOVING TO THE SOUTHEAST AT 15 MPH.

BRIEF HEAVY RAIN...DEADLY LIGHTNING...AND GUSTY WINDS ARE POSSIBLE WITH
THESE STORMS. FLOODING OF LOW LYING AND POOR DRAINAGE AREAS ARE ALSO
POSSIBLE.

SZAPPANOS
Special weather statement, Aug 10, 7:31 AM EDT, 58 minutes before
KYZ007-101200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LEXINGTON KY
730 AM EDT MON AUG 10 1992

AT 730 AM EDT...WEATHER SERVICE RADAR INDICATED A STRONG THUNDERSTORM
IN FAYETTE COUNTY JUST NORTHWEST OF THE AIRPORT...MOVEMENT WAS TO THE
SOUTHEAST AT 15 MPH. THIS STORM WILL MOVE ACROSS THE LEXINGTON METRO
AREA OVER THE NEXT 40 MINUTES. OTHER THUNDERSTORMS WERE LOCATED IN SCOTT
AND BOURBON COUNTIES.

BRIEF HEAVY RAIN...DEADLY LIGHTNING...4AND GUSTY WINDS ARE POSSIBLE WITH
THESE STORMS. FLOODING OF LOW LYING AND POOR DRAINAGE AREAS ARE ALSO
POSSIBLE.

SZAPPANOS
Special weather statement, Aug 10, 7:37 AM EDT, 52 minutes before
KYZ007-101200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LEXINGTON KY
730 AM EDT MON AUG 10 1992

AT 730 AM EDT...WEATHER SERVICE RADAR INDICATED A STRONG THUNDERSTORM
IN FAYETTE COUNTY JUST NORTHWEST OF THE AIRPORT...MOVEMENT WAS TO THE
SOUTHEAST AT 15 MPH. THIS STORM WILL MOVE ACROSS THE LEXINGTON METRO
AREA OVER THE NEXT 40 MINUTES. OTHER THUNDERSTORMS WERE LOCATED IN SCOTT
AND BOURBON COUNTIES.

BRIEF HEAVY RAIN...DEADLY LIGHTNING...<AND GUSTY WINDS ARE POSSIBLE WITH
THESE STORMS. FLOODING OF LOW LYING AND POOR DRAINAGE AREAS ARE ALSO
POSSIBLE.

SZAPPANOS
Special weather statement, Aug 10, 8:07 AM EDT, 22 minutes before
KYZ007-101230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LEXINGTON KY
805 AM EDT MON AUG 10 1992

...STRONG THUNDERSTORMS AND VERY HEAVY RAIN THREATEN FLOODING...

AT 805PM EDT STRONG THUNDERSTORMS DEVELOPING OVER CENTRAL KENTUCKY WERE
PRODUCING VERY HEAVY RAINS OVER FAYETTE JESSAMINE AND BOURBON COUNTIES.
THE STROMS WERE MOVING SLOWLY SOUTH AND WILL ENTER CLARK AND MADISON
COUNTIES 25 MILES SOUTHEAST THROUGH SOUTHEAST OF LEXINGTON BY 830^AM EDT.

HAIL GUSTY WINDS AND LOCAL URBAN AND LOW LAND FLOODING WILL BE POSSIBLE
AS THE STORMS CONTINUE ACROSS CENTRAL KENTUCKY THIS MORNING.
Special weather statement, Aug 10, 8:17 AM EDT, 12 minutes before
KYZ007-101230-

SPECIAL WEATHER STATEMENT  ...CORRECTION...
NATIONAL WEATHER SERVICE LEXINGTON KY
805 AM EDT MON AUG 10 1992

...STRONG THUNDERSTORMS AND VERY HEAVY RAIN THREATEN FLOODING...

AT 805 AM EDT STRONG THUNDERSTORMS DEVELOPING OVER CENTRAL KENTUCKY WERE
PRODUCING VERY HEAVY RAINS OVER FAYETTE JESSAMINE AND BOURBON COUNTIES.
THE STORMS WERE MOVING SLOWLY SOUTH AND WILL ENTER CLARK AND MADISON
COUNTIES 25 MILES SOUTHEAST THROUGH SOUTH pOF LEXINGTON BY 830 AM EDT.

HAIL GUSTY WINDS AND LOCAL URBAN AND LOW LAND FLOODING WILL BE POSSIBLE
AS THE STORMS CONTINUE ACROSS CENTRAL KENTUCKY THIS MORNING.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 10, 8:28 AM EDTFlash Flood WarningLMKFayette, Jessamine, Madison62 min
Aug 10, 8:28 AM EDTFlash Flood WarningLMKBourbon, Clark62 min
Aug 10, 8:28 AM EDTFlash Flood WarningLMKHarrison62 min
Aug 10, 8:28 AM EDTSevere Thunderstorm WarningLMKFayette, Jessamine, Madison92 min
Aug 10, 8:28 AM EDTSevere Thunderstorm WarningLMKBourbon, Clark92 min
Aug 10, 8:28 AM EDTSevere Thunderstorm WarningLMKHarrison92 min
Aug 10, 8:29 AM EDTFlash Flood WarningLMKEstill, Powell91 min
Aug 10, 8:29 AM EDTSevere Thunderstorm WarningLMKNicholas, Robertson91 min
Aug 10, 8:29 AM EDTSevere Thunderstorm WarningLMKEstill, Powell91 min
Aug 10, 5:50 PM EDTFlash Flood WarningLMKWoodford55 min
Aug 10, 5:50 PM EDTSevere Thunderstorm WarningLMKJessamine55 min
Aug 10, 6:19 PM EDTFlash Flood WarningLMKFayette, Scott56 min
Aug 10, 6:19 PM EDTSevere Thunderstorm WarningLMKFayette, Scott56 min

Nearby

Flash Flood Warnings in Kentucky, 1992Every flash flood warning in 1992

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.