Alert archive / Kentucky / Flash Flood Warnings in 1998

Flash Flood Warning 34, NWS Louisville, KY

June 29, 1998Bourbon County, Kentucky

NWS Louisville, KY issued this flash flood warning at Jun 29, 1998, 1:45 PM EDT for Bourbon County, Kentucky. It was in force for 2 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
Jun 29, 1998, 1:45 PM EDT (17:45 UTC)
Expired
Jun 29, 1998, 4:00 PM EDT
In force
2 hr
Issued by
NWS Louisville, KY
Area
Whole counties

County Bourbon County, KY

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 5.8 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 12:00Z on 1998-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 749 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 12:00Z on 1998-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 118 square meters per square second.19395878Sfc1 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
749 J/kg
Mixed-layer CIN
-115 J/kg
Mixed-layer LCL
961 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
118 m²/s²
0-3 km storm-relative helicity
173 m²/s²
Significant tornado parameter
0.1
Supercell composite
4.5

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KSDF 291744
FFWSDF
KYC017-292000-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
145 PM EDT MON JUN 29 1998

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  BOURBON COUNTY IN EAST CENTRAL KENTUCKY

* UNTIL 400 PM EDT

* AT 140 PM EDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  THUNDERSTORM WITH VERY HEAVY RAIN JUST NORTH OF LEXINGTON... MOVING
  EASTSOUTHEAST AT 20 MPH.

* THUNDERSTORMS PRODUCING HEAVY RAIN HAVE MOVED ACROSS BOURBON
COUNTY.  ADDITIONAL THUNDERSTORMS ARE EXPECTED THIS AFTERNOON.

MOVE TO HIGHER GROUND IF FLOOD WATERS THREATEN YOUR AREA. DO NOT
ATTMEPT TO CROSS ROADWAYS COVERED BY WATER.

RNK

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

Local storm report, Jun 29, 9:13 AM EDT, 4 hours 32 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LOUISVILLE KENTUCKY
252 PM EDT MON JUN 29 1998

TIME(EDT)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0248 PM    (LEX)BLU GRS FLD LEXINGTONKY    55 MPH TSTM GUST
06/29/98   FAYETTE                         FAYETTE COUNTY DISPATCH
                                           REPORTS NUMEROUS TREES
                                           DOWN COUNTY WIDE.
                                           FLASH FLOODING WAS ALSO
                                           REPORTED WITHIN THE
                                           CITY OF LEXINGTON.
Local storm report, Jun 29, 9:44 AM EDT, 4 hours 1 minute before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LOUISVILLE KENTUCKY
324 PM EDT MON JUN 29 1998

TIME(EDT)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0321 PM    LEXINGTON                 KY    FLOOD
06/29/98   FAYETTE                         17 TO 18 INCHES OF
                                           WATER ON RICHMOND RD.
                                           IN LEXINGTON.  MOST
       f                                    ROADS IN AND OUT OF
                                           LEXINGTON FLOODED.
                                           REPORTED BY HAM OPERATOR.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 2:21 PM EDTFlash Flood WarningLMKFayette99 min
Jun 29, 2:33 PM EDTSevere Thunderstorm WarningLMKFayette27 min
Jun 29, 2:53 PM EDTSevere Thunderstorm WarningLMKWoodford32 min
Jun 29, 3:27 PM EDTSevere Thunderstorm WarningLMKBourbon, Clark, Fayette33 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.