Alert archive / Indiana / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 16, NWS Louisville, KY

June 6, 1990Floyd County, Indiana

NWS Louisville, KY issued this severe thunderstorm warning at Jun 6, 1990, 4:19 PM EDT for Floyd County, Indiana. It was in force for 41 min.

The area

The counties it named.

The facts

Issued
Jun 6, 1990, 4:19 PM EDT (20:19 UTC)
Expired
Jun 6, 1990, 5:00 PM EDT
In force
41 min
Issued by
NWS Louisville, KY
Area
Whole counties

County Floyd County, IN

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

Dayton/James M C, OH (KDAY), launched 12:00Z, 8.3 hours before the alert went out and 229 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 1990-06-06Temperature 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, Dayton/James M C, OH at 12:00Z on 1990-06-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 265 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
1036 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
265 m²/s²
0-3 km storm-relative helicity
253 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 062020
SVRSDF
INC043-061-KYC093-062100-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
419 PM EDT WED JUN 6 1990
 
THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  500 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN SOUTH INDIANA
          ...FLOYD...HARRISON
IN NORTH CENTRAL KENTUCKY
          ...HARDIN
 
AT 415 PM EDT WEATHER SERVICE RADAR INDICATED A LINE OF SEVERE
THUNDERSTORMS EXTENDING FROM 20 MILES NORTHWEST OF LOUISVILLE
NEAR CORYDON INDIANA TO 30 MILES SOUTHWEST OF LOUISVILLE IN
HARDIN COUNTY KENTUCKY.  50 TO 60 MPH WINDS WERE REPORTED NEAR
CORYDON.
 
THE STORMS WERE MOVING SOUTHEAST AT 35 MPH AND WILL TRACK NEAR
ELIZABETHTOWN KENTUCKY AND NEW ALBANY INDIANA BY 440 PM EDT.
 
LIGHTNING IS THE SINGLE WORST KILLER WITHIN A THUNDERSTORM
...SO STAY INDOORS AND AVOID USING ELECTRICAL APPLIANCES.
HEAVY RAINS FROM THUNDERSiTORMS FLOOD ROADWAYS QUICKLY
...SO AVOID DRIVING INTO AREAS WHERE WATER COVERS THE ROAD.
 
KIRKPATRICK

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 6, 3:01 PM EDT, 1 hour 18 minutes before
KYZ04-INZ015-062010-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
300 PM EDT WED JUN 6 1990

...SEVERE THUNDERSTORM WATCH FOR SOUTH CENTRAL INDIANA AND NORTH
CENTRAL KENTUCKY UNTIL 8 PM EDT...

AT 245 PM EDT...RADAR INDICATED A LINE OF THUNDERSTORMS IN SOUTHWEST
INDIANA. THE LEADING EDGE OF THE STORMS WAS FROM BLOOMINGTON INDIANA
TO OWENSBORO KENTUCKY.  SOME OF THE STORMS HAVE KNOCKED DOWN TREES
AND PRODUCED GOLF BALL SIZE HAIL.

THIS LINE OF THUNDERSTORMS WAS MOVING EAST AT 40 MILES AN HOUR AND WILL
BE MOVING THROUGH ORANGE...CRAWFORD...WASHINGTON AND HARRISON AND FLOYD
COUNTIES IN INDIANA BETWEEN 3 PM AND 4 PM EDT.

AS THESE STORMS APPROACH...MOVE TO A PLACE OF SAFE	TY INSIDE A STURDY
REINFORCED BUILDING.  PLEASE LISTEN TO NOAA WEATHER RADIO FOR THE
FASTEST AND MOST UP TO DATE INFORMATION ON THIS SITUATION.
TUCEK
Special weather statement, Jun 6, 3:47 PM EDT, 32 minutes before
KYZ04-INZ015-062045-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
345 PM EDT WED JUN 6 1990

...SEVERE THUNDERSTORM WATCH FOR SOUTH CENTRAL INDIANA AND NORTH
CENTRAL KENTUCKY UNTIL 8 PM EDT...

AT 330 PM EDT...RADAR INDICATED A LINE OF THUNDERSTORMS IN SOUTHERN
INDIANA. THE LEADING EDGE OF THE STORMS WAS IN CENTRAL WASHINGTON AND
NORTHEAST CRAWFORD COUNTIES IN INDIANA.  SOME OF THESE STORMS HAVE
PRODUCED TORNADOES AND GOLF BALL SIZE HAIL.  IN THE LOUISVILLE METRO
AREA...THE STRONGEST STORMS WERE IN ORANGE COUNTY NEAR PAOLI.

THIS LINE OF THUNDERSTORMS WAS MOVING EAST AT 45 MILES AN HOUR. THE
STORMS WILL REACH DOWNTOWN LOUISVILLE BETWEEN 430 AND 500 PM EDT.

THIS IS A DANGEROUS SITUATION. SOME STORMS HAVE BEEN QUITE DESTRUCTIVE
AND ALSO MAY PRODUCE FLASH FLOODING.  IF A STORM APPRAOCHES YOU...TAKE
IMMEDIATE SHELTER IN A REINFORCED BUILDING. PLEASE LISTEN TO NOAA
WEATHER RADIO FOR THE LATEST INFORMATION.

TUCEKC

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 6, 4:19 PM EDTSevere Thunderstorm WarningLMKHarrison41 min

Nearby

Severe Thunderstorm Warnings in Indiana, 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; the sounding from the Mesonet's radiosonde archive.