Alert archive / Indiana / Tornado Warnings in 1987

Tornado Warning 4, NWS Indianapolis, IN

May 25, 1987Bartholomew County, Indiana

NWS Indianapolis, IN issued this tornado warning at May 25, 1987, 5:58 PM EST for Bartholomew County, Indiana. It was in force for 32 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
May 25, 1987, 5:58 PM EST (22:58 UTC)
Expired
May 25, 1987, 6:30 PM EST
In force
32 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Bartholomew 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
May 25, 5:58 PM ESTThunderstorm Wind 0Bartholomew, 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 12:00Z, 11.0 hours before the alert went out and 165 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 1987-05-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 25 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 1987-05-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 75 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
25 J/kg
Mixed-layer CIN
-119 J/kg
Mixed-layer LCL
613 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
75 m²/s²
0-3 km storm-relative helicity
72 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 KIND 252258 RRA
TORIND
INC005-252330-
 
BULLETIN - EBS ACTIVATION AND IMMEDIATE BROADCAST REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
558 PM EST MON MAY 25 1987
 
THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING
EFFECTIVE UNTIL 630 PM EST FOR THE FOLLOWING COUNTY OF
 
SOUTH CENTRAL INDIANA... BARTHOLOMEW
                                                                         
AT 555 PM EST THERE WERE CITIZENS AND AMATEUR RADIO REPORTS OF SMALL 
TORNADOES 10 MILES SOUTH OF COLUMBUS.  THE TORNADOES WERE MOVING  
NORTHEAST AT 30 MPH AND WILL MOVE ALONG THE EAST SIDE OF COLUMBUS  
BEFORE 615 PM EST. 
 
IF YOU ARE IN A CAR OR MOBILE HOME...LEAVE AT ONCE FOR A BUILDING
WHERE SHELTER CAN BE SOUGHT IN A BASEMENT OR INTERIOR PART OF THE
LOWEST FLOOR.  IF NO STRUCTURE IS NEARBY...SEEK SHELTER IN A DITCH
OR LOW SPOT.
 
REPORT SEVERE WEATHER TO YOUR NEAREST LAW ENFORCEMENT AGENCY OR
THE NATIONAL WEATHER SERVICE.
 
JEH

The office that day

Everything else NWS Indianapolis, IN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 25, 5:35 PM ESTTornado WarningINDJackson, Jennings35 min
May 25, 6:19 PM ESTTornado WarningINDDecatur, Shelby41 min
May 25, 6:39 PM ESTTornado WarningINDRush41 min

Nearby

Tornado Warnings in Indiana, 1987Every tornado warning in 1987Tornadoes in 1987

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.