Alert archive / Kentucky / Flash Flood Warnings in 1998

Flash Flood Warning 6, NWS Louisville, KY

January 7, 1998Bourbon County, Kentucky

NWS Louisville, KY issued this flash flood warning at Jan 7, 1998, 8:30 PM EST for Bourbon County, Kentucky. It was in force for 90 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jan 7, 1998, 8:30 PM EST (01:30 UTC)
Expired
Jan 7, 1998, 10:00 PM EST
In force
90 min
Issued by
NWS Louisville, KY
Area
Whole counties

County Bourbon County, KY

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 1.5 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, Cncnati-Daytn, OH at 00:00Z on 1998-01-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 35 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, Cncnati-Daytn, OH at 00:00Z on 1998-01-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 142 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
35 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
526 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
142 m²/s²
0-3 km storm-relative helicity
126 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 080132
FFWSDF
KYC017-080300-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
830 PM EST WED JAN 7 1998

* FLASH FLOOD WARNING FOR
  BOURBON COUNTY - EAST CENTRAL KENTUCKY

* EXTENDED UNTIL 1000 PM EST
 
* SOME LOCATIONS AFFECTED
  ALL AREAS IN THE BOURBON COUNTY

* CAUSE AND EFFECT
  THE FLASH FLOOD WARNING WILL BE CONTINUED DUE TO
  MORE RAIN AND SHOWERS...SOME HEAVY...MOVING ACROSS
  THE COUNTY.

* FORECAST CONDITIONS
  RADAR WAS INDICATING THE AREA OF SHOWERS AND RAIN
  WILL MOVE NORTH TO NORTHEAST ACROSS THE COUNTY.

LAW ENFORCEMENT OFFICIALS HAD REPORTED SOME COUNTY ROADS
STILL CLOSED DUE TO WATER OVER THE ROADWAYS. THESE INCLUDE
LEESBURG ANDT GRIMES BATTERTON ROAD.

IF FLOOD WATERS THREATEN YOUR AREA...BE PREPARED TO ACT QUICKLY.
SEEK SHELTER AWAY FROM LOW LYING AREAS AND SMALL STREAMS AND CREEKS.

MCT/ACS

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 7, 7:30 PM ESTFlash Flood WarningLMKMadison90 min

Nearby

Flash Flood Warnings in Kentucky, 1998Every flash flood warning in 1998

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.