Alert archive / Indiana / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 3, NWS Louisville, KY

May 9, 1990Crawford County, Orange County, Indiana

NWS Louisville, KY issued this severe thunderstorm warning at May 9, 1990, 10:38 PM EST for Crawford County, Orange County, Indiana. It was in force for 52 min.

The area

The counties it named.

The facts

Issued: May 9, 1990, 10:38 PM EST (03:38 UTC)
Expired: May 9, 1990, 11:30 PM EST
In force: 52 min
Issued by: NWS Louisville, KY
Area: Whole counties

Counties Crawford County, IN, Orange 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

Paducah/Barkley, KY (KPAH), launched 00:00Z, 3.6 hours before the alert went out and 246 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 602 J/kg
Mixed-layer CIN: -52 J/kg
Mixed-layer LCL: 710 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: 158 m²/s²
0-3 km storm-relative helicity: 181 m²/s²
Significant tornado parameter: 0.4
Supercell composite: 2.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSDF 100337
SVRSDF
INC025-117-100430-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
1138 PM EDT WED MAY 9 1990
 
THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1230 AM EDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN SOUTH INDIANA
          ...CRAWFORD...ORANGE
 
AT 1130 PM EDT...RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS FROM
60 MILES WEST TO 60 MILES NORTHWEST OF LOUISVILLE. THIS LINE WAS
MOVING NORTHEAST AT AROUND 50 MPH. THE LINE SHOULD REACH THE CITIES OF
FRENCH LICK...PAOLI...AND ENGLISH BY MIDNIGHT EDT.
 
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.
GOETSCH

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, May 9, 7:03 PM EST, 3 hours 35 minutes before

KYZ001>009-100230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
800 PM EDT WED MAY 9 1990

...SEVERE THUNDERSTORMS POSSIBLE TONIGHT ACROSS KENTUCKY...

A TORNADO WATCH IS IN EFFECT UNTIL 1 AM CDT FOR WEST KENTUCKY.  A LINE
OF THUNDERSTORMS IS EXPECTED TO MOVE ACROSS WEST KENTUCKY TONIGHT...
WITH SEVERE THUNDERSTORMS POSSIBLE.

THUNDERSTORMS WILL MOVE FROM WEST TO EAST ACROSS KENTUCKY OVERNIGHT.
A FEW OF THE STORMS MAY BECOME SEVERE.

A STRONG COLD FRONT MOVING ACROSS THE MISSISSIPPI VALLEY THIS EVENING
WILL MOVE EAST ACROSS THE LOWER OHIO VALLEY OVERNIGHT.  THIS COLD FRONT
WILL CAUSE THE THUNDERSTORMS AND THE POSSIBILITY OF SEVERE WEATHER.

STAY TUNED TO NOAA WEATHER RADIO OR LOCAL TV AND RADIO STATIONS FOR THE
LATEST STATEMENTS AND POSSIBLE WARNINGS.

HOLDERBACH

Special weather statement, May 9, 9:16 PM EST, 1 hour 22 minutes before

KYZ001>009-100800-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
1030 PM EDT WED MAY 9 1990

...SEVERE THUNDERSTORMS POSSIBLE TONIGHT ACROSS KENTUCKY...

A LINE OF SEVERE THUNDERSTORMS HAD MOVED INTO WEST KENTUCKY ON
WEDNESDAY EVENING. A NUMBER OF REPORTS OF SEVERE WEATHER WERE
RECEIVED FROM SOUTHERN ILLINOIS AND SOUTHEAST MISSOURI.

THESE THUNDERSTORMS WILL CONTINUE TO MOVE EAST ACROSS THE STATE
TONIGHT. SEVERE WEATHER WILL REMAIN POSSIBLE.

THE CAUSE OF THE THUNDERSTORMS WAS A STRONG COLD FRONT THAT HAD
REACHED SOUTHEAST MISSOURI LATE WEDNESDAY EVENING. THIS FRONT WILL
CONTINUE TO MOVE EAST TONIGHT...EXITING THE STATE ON THURSDAY.

STAY TUNED TO NOAA WEATHER RADIO O[R LOCAL TV AND RADIO STATIONS FOR THE
LATEST STATEMENTS AND POSSIBLE WARNINGS ON THIS SEVERE WEATHER
SITUATION.

GOETSCH

Special weather statement, May 9, 10:17 PM EST, 21 minutes before

KYZ004-009-INZ013-INZ015-100410-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
1110 PM EDT WED MAY 9 1990

...SEVERE THUNDERSTORM WATCH IN EFFECT FOR CENTRAL KENTUCKY AND
SOUTH CENTRAL INDIANA TIL 5 AM EDT...

AT 1100 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED A 30 MILE
WIDE LINE OF THUNDERSTORMS FROM 50 MILES NORTHEAST OF EVANSVILLE
INDIANA TO EVANSVILLE AND THEN TO 40 MILES WEST OF BOWLING GREEN.
PORTIONS OF THIS LINE HAVE PRODUCED DAMAGING WINDS THIS EVENING.

THE LINE OF THUNDERSTORMS WILL BE MOVING INTO BRECKINRIDGE AND MEAD
COUNTIES KENTUCKY AND CRAWFORD AND ORANGE COUNTIES IN INDIANA BY 1130 PM
EDT.  THAT AREA IS AROUND 40 MILES WEST OF LOUISVILLE.

STRONG WINDS AND HAIL ARE POSSIBLE AS THE LINE OF THUNDERSTORMS MOVES
THROUGH.
<
STAY TUNED TO NOAA WEATHER RADIO OR LOCAL TV AND RADIO STATIONS FOR
POSSIBLE WARNINGS.

HOLDERBACH

Nearby

Severe Thunderstorm Warnings in Indiana, 1990 Every 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.