Alert archive / Indiana / Tornado Warnings in 1998

Tornado Warning 28, NWS Louisville, KY

May 31, 1998Jefferson County, Scott County, Indiana

NWS Louisville, KY issued this tornado warning at May 31, 1998, 3:52 PM EST for Jefferson County, Scott County, Indiana. It was in force for 28 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 31, 1998, 3:52 PM EST (20:52 UTC)
Expired
May 31, 1998, 4:20 PM EST
In force
28 min
Issued by
NWS Louisville, KY
Area
Whole counties

Counties Jefferson County, IN, Scott County, IN

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 31, 3:00 PM ESTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 8.9 hours before the alert went out and 173 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, Cncnati-Daytn, OH at 12:00Z on 1998-05-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1259 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, Cncnati-Daytn, OH at 12:00Z on 1998-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 106 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
1259 J/kg
Mixed-layer CIN
-256 J/kg
Mixed-layer LCL
874 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
106 m²/s²
0-3 km storm-relative helicity
206 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

146 
WFUS1 KSDF 312054 RRA
TORSDF
INC077-143-312125-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
452 PM EDT SUN MAY 31 1998

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN JEFFERSON COUNTY IN SOUTH CENTRAL INDIANA
  SOUTHEASTERN SCOTT COUNTY IN SOUTH CENTRAL INDIANA

* UNTIL 520 PM EDT (420 PM EST)

* AT 450 PM EDT (350 PM EST)... NATIONAL WEATHER SERVICE DOPPLER
  RADAR INDICATED A DEVELOPING TORNADO JUST SOUTHEAST OF VIENNA...25
  MILES NORTH OF LOUISVILLE... MOVING EAST AT 40 PMH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  LEXINGTON IMMEDIATELY
  CHELSEA BY 505 PM EDT (405 PM EST)

GO TO THE BASEMENT OR A SMALL INTERIOR ROOM ON THE LOWEST FLOOR

STUREY/FUNK

The office that day

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

IssuedProductOfficeCountiesLasted
May 31, 3:12 PM ESTSevere Thunderstorm WarningLMKScott, Washington33 min
May 31, 3:33 PM ESTSevere Thunderstorm WarningLMKJefferson27 min
May 31, 4:46 PM ESTSevere Thunderstorm WarningLMKOrange44 min
May 31, 4:53 PM ESTSevere Thunderstorm WarningLMKPerry37 min
May 31, 5:02 PM ESTSevere Thunderstorm WarningLMKHarrison43 min
May 31, 5:06 PM ESTTornado WarningLMKHarrison39 min
May 31, 5:06 PM ESTTornado WarningLMKHarrison49 min
May 31, 5:08 PM ESTSevere Thunderstorm WarningLMKWashington47 min
May 31, 5:25 PM ESTSevere Thunderstorm WarningLMKDubois35 min

Nearby

Tornado Warnings in Indiana, 1998Every tornado warning in 1998Tornadoes in 1998

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.