Alert archive / Kentucky / Flash Flood Warnings in 1990

Flash Flood Warning 4, NWS Louisville, KY

February 3, 19904 counties in Kentucky

NWS Louisville, KY issued this flash flood warning at Feb 3, 1990, 7:32 PM CST for 4 counties in Kentucky. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Feb 3, 1990, 7:32 PM CST (01:32 UTC)
Expired
Feb 3, 1990, 10:30 PM CST
In force
3 hr
Issued by
NWS Louisville, KY
Area
Whole counties

Counties Adair County, KY, Casey County, KY, Green County, KY, Taylor County, KY

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 1.5 hours before the alert went out and 173 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, Nashville Metro, TN at 00:00Z on 1990-02-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 8 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 00:00Z on 1990-02-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 square meters per square second.1939587897Sfc1 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
8 J/kg
Mixed-layer CIN
-11 J/kg
Mixed-layer LCL
593 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
30 m²/s²
0-3 km storm-relative helicity
-199 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 KSDF 040133
FFWSDF
KYC001-045-087-217-040430-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
832 PM EST  FEB 3 1990
 
THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1130 PM EST
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN SOUTH CENTRAL KENTUCKY
          ...ADAIR...CASEY...GREEN...TAYLOR
 
AT 8PM EST RADAR CONTINUED TO SHOW LIGHT TO MODERATE RAIN FALLING OVER
SOUTHCENTRAL KENTUCKY. STREAMS AND CREEKS IN ADAIR AND CASEY COUNTIES
REMAIN OUT OF THEIR BANKS. ADIAR COUNTY REPORTED AN ADDITIONAL 0.50
INCHES OF RAIN SINCE 6PM EST.
 
STREAMS AND CREEKS IN BOTH TAYLOR AND GREEN COUNTIES ARE NEAR BANKFUL
 
ADDITIONAL LIGHT TO MODERATE RAIN WILL CONTINUE OVER THESE COUNTIES
THROUGH AT LEAST 10PM EST.
 
 
 
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOODS AND FLASH FLOODS.  IF FLASH FLOODING IS
OBSERVED...ACT QUICKLY.  MOVE UP TO ESCAPE FLOOD WATERS.  DO
NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
 
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY.  THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO
CROSS SAFELY.  VEHICLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED QUICKLY.  MOVE TO HIGHER GROUND.
 
KLEIN

Nearby

Flash Flood Warnings in Kentucky, 1990Every flash flood warning in 1990

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.