Alert archive / Indiana / Tornado Warnings in 1994

Tornado Warning 2, NWS Louisville, KY

April 15, 1994Jefferson County, Indiana

NWS Louisville, KY issued this tornado warning at Apr 15, 1994, 10:02 AM EST for Jefferson County, Indiana. It was in force for 43 min.

The area

The counties it named.

The facts

Issued
Apr 15, 1994, 10:02 AM EST (15:02 UTC)
Expired
Apr 15, 1994, 10:45 AM EST
In force
43 min
Issued by
NWS Louisville, KY
Area
Whole counties

County Jefferson County, IN

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 12:00Z, 3.0 hours before the alert went out and 163 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 1994-04-15Temperature 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 1994-04-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 179 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
1754 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
179 m²/s²
0-3 km storm-relative helicity
138 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 151502
TORSDF
INC077-151545-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
1102 AM EDT FRI APR 15 1994
 
THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 1145 AM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTH INDIANA
 
   ...JEFFERSON COUNTY
 
AT 11:00 AM EDT A TORNADO WAS REPORTED 5 MILES NORTH OF MADISON IN
JEFFERSON COUNTY INDIANA...35 MILES NORTHEAST OF LOUISVILLE.
 
THE TORNADO IS MOVING TO THE NORTHEAST AT 40 MILES AN HOUR AND WILL MOVE
TO MANVILLE BY 11:10 AM.
 
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT.  GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR.  USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY.  AVOID WINDOWS.
 
 
 
AMMERMAN

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 15, 9:27 AM ESTSevere Thunderstorm WarningLMKFloyd, Harrison48 min
Apr 15, 9:27 AM ESTSevere Thunderstorm WarningLMKClark48 min
Apr 15, 9:43 AM ESTTornado WarningLMKFloyd, Harrison47 min

Nearby

Tornado Warnings in Indiana, 1994Every tornado warning in 1994Tornadoes in 1994

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.