Alert archive / Indiana / Tornado Warnings in 1986

Tornado Warning 3, NWS Indianapolis, IN

March 10, 1986Brown County, Johnson County, Indiana

NWS Indianapolis, IN issued this tornado warning at Mar 10, 1986, 3:00 PM EST for Brown County, Johnson County, Indiana. It was in force for 25 min.

The area

The counties it named.

The facts

Issued
Mar 10, 1986, 3:00 PM EST (20:00 UTC)
Expired
Mar 10, 1986, 3:25 PM EST
In force
25 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

Counties Brown County, IN, Johnson 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, 8.0 hours before the alert went out and 179 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 1986-03-10Temperature 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°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 1986-03-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 422 square meters per square second.19395878Sfc1 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
893 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
422 m²/s²
0-3 km storm-relative helicity
421 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 101955
TORIND
INC081-013-102025-

BULLETIN...EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
300 PM EST MON MAR 10 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING EFFECTIVE
UNTIL 325 PM EST FOR PERSONS IN THE FOLLOWING...

CENTRAL INDIANA COUNTIES...NORTHERN BROWN AND SOUTHERN JOHNSON.

A POSSIBLE TORNADO WAS INDICATED BY RADAR AT 255 PM EST ABOUT
20 MILES SOUTH OF INDIANAPOLIS. THE STORM WAS MOVING RAPIDLY
EAST.

PERSONS IN THE PATH OF THE STORM SHOULD TAKE COVER NOW.
EDWARDS

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 10, 1:48 PM ESTSevere Thunderstorm WarningINDParke, Vermillion32 min
Mar 10, 2:00 PM ESTSevere Thunderstorm WarningINDOwen30 min
Mar 10, 2:00 PM ESTTornado WarningINDGibson20 min
Mar 10, 2:20 PM ESTSevere Thunderstorm WarningINDMorgan25 min
Mar 10, 2:30 PM ESTSevere Thunderstorm WarningINDHendricks, Marion30 min
Mar 10, 2:45 PM ESTTornado WarningINDJohnson, Marion30 min
Mar 10, 2:46 PM ESTSevere Thunderstorm WarningINDSpencer24 min
Mar 10, 3:05 PM ESTTornado WarningINDHancock, Shelby25 min
Mar 10, 3:15 PM ESTTornado WarningINDHenry30 min
Mar 10, 3:15 PM ESTTornado WarningINDShelby30 min
Mar 10, 3:20 PM ESTTornado WarningINDRush30 min
Mar 10, 3:40 PM ESTSevere Thunderstorm WarningINDDecatur30 min
Mar 10, 3:45 PM ESTSevere Thunderstorm WarningINDRandolph, Wayne35 min
Mar 10, 4:08 PM ESTSevere Thunderstorm WarningINDUnion27 min
Mar 10, 5:10 PM ESTSevere Thunderstorm WarningINDBartholomew20 min
Mar 10, 5:23 PM ESTSevere Thunderstorm WarningINDDecatur, Rush27 min

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.