Alert archive / Indiana / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 32, NWS Louisville, KY

June 22, 1990Orange County, Washington County, Indiana

NWS Louisville, KY issued this severe thunderstorm warning at Jun 22, 1990, 2:55 PM EST for Orange County, Washington County, Indiana. It was in force for 50 min.

The area

The counties it named.

The facts

Issued
Jun 22, 1990, 2:55 PM EST (19:55 UTC)
Expired
Jun 22, 1990, 3:45 PM EST
In force
50 min
Issued by
NWS Louisville, KY
Area
Whole counties

Counties Orange County, IN, Washington 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, 7.9 hours before the alert went out and 234 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 1990-06-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 8 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, Dayton/James M C, OH at 12:00Z on 1990-06-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 72 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
8 J/kg
Mixed-layer CIN
-322 J/kg
Mixed-layer LCL
1723 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
72 m²/s²
0-3 km storm-relative helicity
80 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 221956
SVRSDF
INC117-175-222045-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
355 PM EDT FRI JUN 22 1990
 
THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  445 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN SOUTH INDIANA
          ...ORANGE...WASHINGTON
 
AT 345 PM EDT...WEATHER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS
EXTENDED FROM 50 MILES NORTHWEST TO 50 MILES WEST NORTHWEST OF
LOUISVILLE KENTUCKY. THIS LINE WAS MOVING TO THE SOUTHEAST AT 30 MPH.
THESE STORMS WILL MOVE INTO THE CITIES OF FRENCH LICK AND SALEM
INDIANA BY 415 PM EDT.
 
IF YOU ARE CAUGHT OUTSIDE...FIND SHELTER FROM THE WEATHER IN A
STRONG BUILDING.  DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
 
GOETSCH

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.