Alert archive / Kentucky / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 25, NWS Louisville, KY

June 7, 1990Bullitt County, Jefferson County, Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at Jun 7, 1990, 5:43 AM EDT for Bullitt County, Jefferson County, Kentucky. It was in force for 47 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jun 7, 1990, 5:43 AM EDT (09:43 UTC)
Expired
Jun 7, 1990, 6:30 AM EDT
In force
47 min
Issued by
NWS Louisville, KY
Area
Whole counties

Counties Bullitt County, KY, Jefferson County, KY

The radar

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

What was reported inside it

TimeReportWhereRemark
Jun 7, 5:50 AM EDTThunderstorm Wind 0Jefferson, KY
Jun 7, 5:50 AM EDTThunderstorm Wind 0Bullitt, KY

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 9.7 hours before the alert went out and 232 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 1990-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Nashville Metro, TN at 00:00Z on 1990-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -215 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1178 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
-215 m²/s²
0-3 km storm-relative helicity
70 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 070945
SVRSDF
KYC029-111-071030-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
543 AM EDT THU JUN 7 1990
 
THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  630 AM EDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN NORTH CENTRAL KENTUCKY
          ...NORTHERN BULLITT...JEFFERSON
 
AT 540 AM EDT RADAR INDICATED SEVERE THUNDERSTORMS MOVING INTO THE
CITY OF LOUISVILLE. THESE STORMS PRODUCED GOLF BALL SIZED HAIL AND
WIND GUSTS TO 60 MPH AS THEY MOVED THROUGH HARRISON COUNTY INDIANA.
 
WHEN THUNDERSTORMS OCCUR...MOVE INSIDE A STRONG BUILDING.  GO TO
THE INTERIOR SECTION...OR PREFERABLY A BASEMENT OR LOWEST LEVEL
IF POSSIBLE.  DO NOT STAND NEAR WINDOWS. DO NOT USE TELEPHONES
OR ELECTRICAL APPLIANCES UNTIL THE STORM HAS PASSED.
 
IF YOU ARE CAUGHT OUTSIDE...FIND SHELTER FROM THE WEATHER IN A
STRONG BUILDING.  DAMAGING WIND...LARGE HAIL...V!ERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
 
SCHOLZ

What forecasters said that day

The local office's own words before this severe thunderstorm 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, Jun 7, 4:40 AM EDT, 1 hour 3 minutes before
KYZ007-071030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LEXINGTON KY
440 AM EDT THU JUN 7 1990

...STRONG THUNDERSTORMS MOVING THROUGH EAST CENTRAL KENTUCKY...

A LINE OF SHOWERS AND THUNDERSTORMS WAS MOVING RAPIDLY SOUTHEAST THROUGH
EAST CENTRAL KENTUCKY THIS MORNING AT 430 AM. THE LEADING EDGE OF THIS
LINE WAS GENERALLY FROM PORTSMOUTH OHIO THROUGH FLEMINGSBURG AND
WINCHESTER THEN SOUTHWEST TO DANVILLE. THE STRONGEST THUNDERSTORMS WERE
OVER FLEMING COUNTY NEAR FLEMINGSBURG...45 MILES NORTHEAST OF LEXINGTON
...AND OVER SOUTHERN BOURBON COUNTY...24 MILES NORTHEAST OF LEXINGTON.

THESE THUNDERSTORMS THIS MORNING WERE PRODUCING BRIEF PERIODS OF VERY
HEAVY RAIN...FREQUENT AND DANGEROUS LIGHTNING AND STRONG GUSTY WINDS.
SMALL HAIL MAY ALSO BE PRODUCED BY THESE THUNDERSTORMS.

WITH THE HEAVY AND SUDDEN DOWNPOURS PRODUCED BY SOME OF THE STRONGER
STORMS THIS MORNING...YOU SHOULD BE VERY CAUTIOUS OF PONDING AND STANDING
WATER ON AREA ROADS. POORLY DRAINING DITCHES AND SEWAGE SYSTEMS MAY ALSO
CAUSE MINOR FLOODING OF AREA ROADS.
ULLOM

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 7, 5:01 AM EDTSevere Thunderstorm WarningLMKAdair, Casey, Taylor44 min
Jun 7, 6:56 AM EDTSevere Thunderstorm WarningLMKJefferson49 min
Jun 7, 7:18 AM EDTFlash Flood WarningLMKJefferson3 hr
Jun 7, 7:52 AM EDTFlash Flood WarningLMKOldham3 hr
Jun 7, 8:39 AM EDTTornado WarningLMKJefferson51 min
Jun 7, 8:59 AM EDTTornado WarningLMKOldham, Shelby46 min
Jun 7, 8:59 AM EDTTornado WarningLMKBullitt, Spencer46 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 1990Every severe thunderstorm 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.