Alert archive / Kentucky / Flash Flood Warnings in 1992

Flash Flood Warning 35, NWS Wilmington, OH

August 10, 1992Gallatin County, Grant County, Kentucky

NWS Wilmington, OH issued this flash flood warning at Aug 10, 1992, 5:20 PM EDT for Gallatin County, Grant County, Kentucky. It was in force for 55 min.

The area

The counties it named.

The facts

Issued
Aug 10, 1992, 5:20 PM EDT (21:20 UTC)
Expired
Aug 10, 1992, 6:15 PM EDT
In force
55 min
Issued by
NWS Wilmington, OH
Area
Whole counties

Counties Gallatin County, KY, Grant County, KY

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 12:00Z, 9.3 hours before the alert went out and 141 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, Dayton/James M C, OH at 12:00Z on 1992-08-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3612 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, Dayton/James M C, OH at 12:00Z on 1992-08-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 70 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
3612 J/kg
Mixed-layer CIN
-21 J/kg
Mixed-layer LCL
604 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
70 m²/s²
0-3 km storm-relative helicity
19 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 KCVG 102121
FFWCVG
KYC077-081-102215-
 
BULLETIN - EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM AND FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CINCINNATI OH
520 PM EDT MON AUG 10 1992
 
THE NATIONAL WEATHER SERVICE IN CINCINNATI HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  615 PM EDT
AND A FLASH FLOOD WARNING EFFECTIVE UNTIL  615 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN NORTH KENTUCKY
          ...GALLATIN...GRANT
 
AT 515 PM EDT...NATIONAL WEATHER SERVICE RADAR IN CINCINNATI SHOWED A
CLUSTER OF THUNDERSTORMS PRODUCING VERY HEAVY RAIN AND POSSIBLE LARGE
HAIL FROM WARSAW KENTUCKY TO JUST NORTH OF DRY RIDGE.
 
THESE STORMS WERE SLOWLY DRIFTING TO THE SOUTHEAST AT 15 MPH.
 
FLASH FLOODING AND HAIL OF ABOUT 1 INCH IS POSSIBLE WITH THESE
THUNDERSTORMS.
 
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.
 
MANUEL

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, 3:03 PM EDT, 2 hours 17 minutes before
OHZ005-102100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DAYTON OH
302 PM EDT MON AUG 10 1992

THUNDERSTORMS SOME WITH HEAVY RAIN...SMALL HAIL AND WIND GUSTS TO 40
MILE PER HOUR WERE MOVING ACROSS THE MIAMI VALLEY.

AT 300 PM EDT NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF
THUNDERSTORMS FROM THE CITY OF GREENVILLE IN DARKE COUNTY TO THE CITY
OF EATON IN PREBLE COUNTY. SOME OF THE THUNDERSTORMS HAVE PRODUCED
SMALL HAIL AND VERY HEAVY RAIN.

THE THUNDERSTORMS ARE MOVING TO THE EAST AT 20 MILES PER HOUR AND WILL
BE AFFECTING THE CITY OF DAYTON IN MONTGOMERY COUNTY AND THE CITIES OF
TROY AND PIQUA IN MIAMI COUNTY.

KEEP AN EYE ON THE SKY AS SMALL HAIL AND VERY HEAVY RAIN HAS
BEEN ASSOCIATED WITH THESE STORMS.

TIPTON

The office that day

Everything else NWS Wilmington, OH issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 10, 5:20 PM EDTSevere Thunderstorm WarningILNGallatin, Grant55 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.