Alert archive / Indiana / Tornado Warnings in 1986

Tornado Warning 4, NWS Northern Indiana

October 1, 1986Steuben County, Indiana

NWS Northern Indiana issued this tornado warning at Oct 1, 1986, 5:35 PM EST for Steuben County, Indiana. It was in force for 25 min.

The area

The counties it named.

The facts

Issued
Oct 1, 1986, 5:35 PM EST (22:35 UTC)
Expired
Oct 1, 1986, 6:00 PM EST
In force
25 min
Issued by
NWS Northern Indiana
Area
Whole counties

County Steuben 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

Detroit, MI (KFNT), launched 12:00Z, 10.6 hours before the alert went out and 176 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, Detroit, MI at 12:00Z on 1986-10-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Detroit, MI at 12:00Z on 1986-10-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 8 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
745 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
8 m²/s²
0-3 km storm-relative helicity
231 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 KFWA 012235
TORFWA
INC151-012300-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
TORNADO WARNING
NATIONAL WEATHER SERVICE FORT WAYNE IN
535 PM EST WED OCT 1 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING 
EFFECTIVE UNTIL 600 PM EST FOR PEOPLE IN THE FOLLOWING COUNTY OF

NORTHEAST INDIANA...EASTERN STEUBEN

AT 537 PM EST A TORNADO WAS REPORTED 8 MILES EASTSOUTHEAST
OF ANGOLA INDIANA MOVING TOWARD THE EAST AT 25 MPH.

PEOPLE IN THE PATH OF THIS TORNADO SHOULD MOVE TO A SHELTER BELOW
 GROUND..IF AVAILABLE. OTHERWISE..GO TO A SMALL CENTRAL INTERIOR
 ROOM ON THE LOWEST FLOOR POSSIBLE. ABANDON CARS AND MOBILE HOMES
 FOR A REINFORCED BUILDING.

 MARSHALL

Nearby

Tornado Warnings in Indiana, 1986Every tornado warning in 1986Tornadoes in 1986

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.