Alert archive / Indiana / Tornado Warnings in 1990

Tornado Warning 44, NWS Indianapolis, IN

June 17, 1990Clay County, Greene County, Sullivan County, Indiana

NWS Indianapolis, IN issued this tornado warning at Jun 17, 1990, 10:30 PM EST for Clay County, Greene County, Sullivan County, Indiana. It was in force for 17 min. 3 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jun 17, 1990, 10:30 PM EST (03:30 UTC)
Expired
Jun 17, 1990, 10:47 PM EST
In force
17 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

Counties Clay County, IN, Greene County, IN, Sullivan County, IN

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

TimeReportWhereRemark
Jun 17, 10:45 PM ESTThunderstorm Wind 0Greene, IN
Jun 17, 10:45 PM ESTThunderstorm Wind 0Clay, IN
Jun 17, 10:45 PM ESTThunderstorm Wind 0Sullivan, IN

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 00:00Z, 3.5 hours before the alert went out and 267 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 00:00Z on 1990-06-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1277 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 00:00Z on 1990-06-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 43 square meters per square second.193958Sfc1 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
1277 J/kg
Mixed-layer CIN
-32 J/kg
Mixed-layer LCL
1225 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
43 m²/s²
0-3 km storm-relative helicity
109 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KIND 180334 COR
TORIND
INC055-153-021-180400-

BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING...CORRECTION
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1030 PM EST SUN JUN 17 1990

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 1100 PM EST
FOR PEOPLE IN THE FOLLOWING COUNTIES...

IN SOUTHWEST INDIANA
          ...NORTHWEST GREENE...NORTHEAST SULLIVAN
IN WEST CENTRAL INDIANA
          ...SOUTHERN CLAY

AT 1027 PM EST...THE STATE POLICE REPORTED A TORNADO 1/2 MILE NORTH OF
SULLIVAN...OR 20 MILES SOUTH OF TERRE HAUTE.

MOVEMENT WAS NORTHEAST TOWARD SHAKAMAK STATE PARK.
.
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.
STEIGERWALDT
...CORRECTED COUNTIES WARNED3...

Nearby

Tornado Warnings in Indiana, 1990Every tornado warning in 1990Tornadoes 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.