Alert archive / Indiana / Tornado Warnings in 1987

Tornado Warning 10, NWS Indianapolis, IN

June 15, 1987Hendricks County, Indiana

NWS Indianapolis, IN issued this tornado warning at Jun 15, 1987, 5:08 PM EST for Hendricks County, Indiana. It was in force for 27 min.

The area

The counties it named.

The facts

Issued
Jun 15, 1987, 5:08 PM EST (22:08 UTC)
Expired
Jun 15, 1987, 5:35 PM EST
In force
27 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Hendricks County, IN

The radar

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

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 12:00Z, 10.1 hours before the alert went out and 198 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 1987-06-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 385 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 1987-06-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 4 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
385 J/kg
Mixed-layer CIN
-170 J/kg
Mixed-layer LCL
1419 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
4 m²/s²
0-3 km storm-relative helicity
42 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 152210
TORIND
INC063-152235-

BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
508 PM EST MON JUN 15 1987

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING
EFFECTIVE UNTIL 535 PM EST FOR PEOPLE IN THE FOLLOWING
COUNTY OF

CENTRAL INDIANA...HENDRICKS

A POSSIBLE TORNADO WAS REPORTED AT 504 PM EST NEAR THE CITY OF
DANVILLE INDIANA BY THE AMATEUR RADIO NETWORK. RADAR SHOWED AN
INTENSE THUNDERSTORM NEAR DANVILLE AT 507 PM EST.

PERSONS IN THE CITY OF DANVILLE SHOULD REMAIN IN SHELTER.

THIS STORM WAS MOVING SOUTH AT 15 MILES AN HOUR.
.

DO NOT USE YOUR CAR TO TRY TO OUTRUN A TORNADO.  CARS ARE EASILY
TOSSED AROUND BY TORNADO WINDS.  IF YOU ARE CAUGHT IN THE PATH OF
A TORNADO...LEAVE THE CAR AND GO TO A STRONG BUILDING.  IF NO
STRUCTURE IS NEARBY...SEEK SHELTER IN A DITCH OR LOW SPOT.
EDWARDS

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 15, 2:59 PM ESTSevere Thunderstorm WarningINDHamilton31 min
Jun 15, 3:19 PM ESTSevere Thunderstorm WarningINDMadison, Tipton41 min
Jun 15, 3:33 PM ESTSevere Thunderstorm WarningINDDelaware42 min
Jun 15, 3:44 PM ESTSevere Thunderstorm WarningINDMarion31 min
Jun 15, 4:15 PM ESTSevere Thunderstorm WarningINDMarion45 min
Jun 15, 4:42 PM ESTSevere Thunderstorm WarningINDHendricks48 min
Jun 15, 4:54 PM ESTSevere Thunderstorm WarningINDParke36 min
Jun 15, 5:48 PM ESTSevere Thunderstorm WarningINDVermillion42 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; the sounding from the Mesonet's radiosonde archive.