Alert archive / Indiana / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 24, NWS Indianapolis, IN

May 6, 1986Howard County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at May 6, 1986, 5:55 PM EST for Howard County, Indiana. It was in force for 25 min.

The area

The counties it named.

The facts

Issued
May 6, 1986, 5:55 PM EST (22:55 UTC)
Expired
May 6, 1986, 6:20 PM EST
In force
25 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Howard 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, 10.9 hours before the alert went out and 175 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 1986-05-06Temperature 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, Dayton/James M C, OH at 12:00Z on 1986-05-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 212 square meters per square second.193958Sfc1 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
1560 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
212 m²/s²
0-3 km storm-relative helicity
200 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 062258
SVRIND
INC067-062320-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
555 PM EST TUE MAY 6 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 620 PM EST FOR PEOPLE IN EASTERN HOWARD
COUNTY OF NORTH CENTRAL INDIANA.

AT 550 PM EST...RADAR SHOWED A SEVERE THUNDERSTORM JUST NORTH OF
KOKOMO IN HOWARD COUNTY. STRONG WINDS..LARGE HAIL..AND INTENSE
LIGHTNING CAN BE EXPECTED WITH THIS STORM.

SUCH A STORM COULD ALSO PRODUCE A SMALL TORNADO WITH LITTLE OR NO
ADVANCE WARNING.

THE STORM WAS MOVING EAST AT 30 MPH.

IF SEVERE WEATHER THREATENS TAKE COVER IMMEDIATELY.

DD

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, May 6, 3:54 PM EST, 2 hours 1 minute before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
355 PM EST TUE MAY 6 1986

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR NORTHERN INDIANA
NORTH OF A LINE FROM NEAR LAFAYETTE TO NEAR FORT WAYNE UNTIL
8 PM EST.

GOLF BALL SIZE HAIL WAS REPORTED NEAR MICHIGAN CITY AROUND 330 PM
BY THE INDIANA STATE POLICE.

VERY INTENSE THUNDERSTORMS...CONTAINING HEAVY RAIN...AND POSSIBLE
STRONG WINDS AND LARGE HAIL WERE FROM WEST OF RENNSELAER SO8UTHWEST
INTO ILLINOIS AROUND CHAMGAIGN AND URBANA.

THESE STORMS ARE MOVING TO THE EAST NORTHEAST AT AROUND 30 MPH.

STSY TUNED FOR LATER INFORMATION.

CURRAN
Special weather statement, May 6, 4:43 PM EST, 1 hour 12 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
440 PM EST TUE MAY 6 1986

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR NORTHERN INDIANA
NORTH OF A LINE FROM NEAR LAFAYETTE TO NEAR FORT WAYNE UNTIL
8 PM EST.

A LINE OF THUNDERSTORMS EXTENDED ACROSS NORTHERN INDIANA FROM
KENDALLVILLE IN NOBLE COUNTY THROUGH WINAMAC AND MONON TO NEAR
WILLIAMSPORT IN WARREN COUNTY AT 430 PM.

THE STORMS WERE PRODUCING HEAVY RAIN AND PEA SIZE HAIL AT SOME
LOCATIONS. SMALL HAIL WAS REPORTED BY THE STATE POLICE IN SOUTHEAST
JASPER COUNTY AND BY THE CIVIL DEFENSE IN BENTON COUNTY NEAR FOWLER.
PEA SIZE HAIL WAS ALSO REPORTED AT MONTICELLO AND REYNOLDS.

JUST EAST OF REYNOLDS ON U.S. 24 A BARN WAS DESTROYED BY STRONG WINDS.

THE THUNDERSTORMS WERE MOVING NORTHEAST AT AROUND 30 MPH.

STAY TUNED FOR LATER INFORMATION.

DD
Special weather statement, May 6, 4:55 PM EST, 1 hour before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
450 PM EST TUE MAY 6 1986

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR NORTHERN INDIANA
NORTH OF A LINE FROM NEAR LAFAYETTE TO NEAR FORT WAYNE UNTIL
8 PM EST.

A LINE OF THUNDERSTORMS EXTENDED ACROSS NORTHERN INDIANA FROM
THE NORTHEAST CORNER OF THE STATE TO WARREN COUNTY IN THE WEST.
HEAVY RAIN AND SMALL HAIL OCCURRED AT SEVERAL LOCATIONS WHILE
ONE STORM JUST EAST OF REYNOLDS DESTROYED A BARN.

RADAR SHOWED THAT THE STORM NEAR REYNOLDS DECREASED RAPIDLY IN
INTENSITY AFTER DESTROYING THE BARN.

THE STORMS WERE MOVING NORTHEAST AT 30 MPH AND WILL MOVE INTO
ATTICA AND MONTICELLO BY 5 PM AND INTO THE LAFAYETTE AREA SHORTLY
AFTER 5 PM EST.

REPORT SEVERE WEATHER TO THE LOCAL POLICE OR SHERIFF. KEEP TUNED
TO THIS STATION FOR LATER INFORMATION.

DD

The office that day

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

IssuedProductOfficeCountiesLasted
May 6, 3:49 PM ESTSevere Thunderstorm WarningINDLaPorte31 min
May 6, 4:44 PM ESTSevere Thunderstorm WarningINDMarshall31 min
May 6, 5:00 PM ESTSevere Thunderstorm WarningINDTippecanoe25 min
May 6, 5:13 PM ESTSevere Thunderstorm WarningINDCarroll, Cass32 min
May 6, 5:33 PM ESTSevere Thunderstorm WarningINDMiami27 min
May 6, 6:15 PM ESTSevere Thunderstorm WarningINDHamilton25 min
May 6, 6:55 PM ESTSevere Thunderstorm WarningINDBenton25 min

Nearby

Severe Thunderstorm Warnings in Indiana, 1986Every severe thunderstorm warning 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.