Alert archive / Indiana / Tornado Warnings in 1990

Tornado Warning 21, NWS Louisville, KY

June 7, 1990Harrison County, Indiana

NWS Louisville, KY issued this tornado warning at Jun 7, 1990, 8:27 AM EDT for Harrison County, Indiana. It was in force for 48 min. 1 report 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 7, 1990, 8:27 AM EDT (12:27 UTC)
Expired
Jun 7, 1990, 9:15 AM EDT
In force
48 min
Issued by
NWS Louisville, KY
Area
Whole counties

County Harrison 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 7, 9:00 AM EDTThunderstorm Wind 0Harrison, 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

Nashville Metro, TN (KBNA), launched 12:00Z, 0.5 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, Nashville Metro, TN at 12:00Z on 1990-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2271 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 12:00Z on 1990-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 square meters per square second.1939Sfc1 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
2271 J/kg
Mixed-layer CIN
-37 J/kg
Mixed-layer LCL
765 m above ground
0-6 km bulk shear
0 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
0 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 071228
TORSDF
INC061-071315-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
827 AM EDT THU JUN 7 1990
 
THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  915 AM EDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN SOUTH INDIANA
          ...HARRISON
 
AT 825 AM EDT...RADAR INDICATED A POSSIBLE TORNADO AROUND 25 MILES
WEST OF LOUISVILLE...JUST WEST OF CORYDON AND WAS MOVING EAST AROUND
35 MPH. PERSONS NEAR CORYDON SHOULD GO TO THE LOWEST LEVEL OF A STRONG
BUILDING IMMEDIATELY.
 
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.
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING.  AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH
OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
 
HOLDERBACH

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 7, 5:09 AM EDTSevere Thunderstorm WarningLMKOrange, Washington51 min
Jun 7, 5:25 AM EDTSevere Thunderstorm WarningLMKFloyd, Harrison35 min
Jun 7, 6:01 AM EDTFlash Flood WarningLMKCrawford, Harrison, Orange, Washington3 hr
Jun 7, 6:31 AM EDTSevere Thunderstorm WarningLMKCrawford, Harrison44 min
Jun 7, 7:18 AM EDTFlash Flood WarningLMKFloyd3 hr
Jun 7, 7:52 AM EDTFlash Flood WarningLMKClark3 hr
Jun 7, 8:39 AM EDTTornado WarningLMKFloyd51 min
Jun 7, 8:53 AM EDTTornado WarningLMKClark52 min
Jun 7, 9:01 AM EDTFlash Flood WarningLMKCrawford, Harrison, Orange, Washington3 hr

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.