Alert archive / Indiana / Severe Thunderstorm Warnings in 1987

Severe Thunderstorm Warning 121, NWS Indianapolis, IN

July 26, 1987Randolph County, Wayne County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jul 26, 1987, 6:59 PM EST for Randolph County, Wayne County, Indiana. It was in force for 31 min. 2 reports 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
Jul 26, 1987, 6:59 PM EST (23:59 UTC)
Expired
Jul 26, 1987, 7:30 PM EST
In force
31 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

Counties Randolph County, IN, Wayne 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
Jul 26, 7:03 PM ESTThunderstorm Wind 0Wayne, IN
Jul 26, 7:24 PM ESTThunderstorm Wind 0Wayne, 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, 12.0 hours before the alert went out and 70 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 1987-07-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1960 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 1987-07-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 28 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
1960 J/kg
Mixed-layer CIN
-21 J/kg
Mixed-layer LCL
814 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
28 m²/s²
0-3 km storm-relative helicity
60 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KIND 262359
SVRIND
INC135-177-270030-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
659 PM EST SUN JUL 26 1987
 
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL 730 PM EST FOR THE FOLLOWING COUNTIES OF
 
EAST CENTRAL INDIANA... SOUTHERN RANDOLPH... NORTHERN WAYNE
 
AT 655 PM EST RADAR INDICATED A SEVERE THUNDERSTORM ABOUT 15 MILES
SOUTHEAST OF MUNCIE IN EAST CENTRAL INDIANA.
 
THIS STORM WAS MOVING SOUTHEAST AT 30 MPH AND WILL MOVE TO NEAR MODOC
AND ECONOMY BY 720 PM EST.  THIS STORM WILL ALSO BE NEAR OR JUST TO
THE NORTHWEST OF RICHMOND AT THIS TIME.
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FRO;M THE WEATHER IN A
STRONG BUILDING.  DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN AND
DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
 
JEH

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, Jul 26, 2:22 PM EST, 4 hours 37 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
220 PM EST SUN JUL 26 1987

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MOST OF NORTH AND CENTRAL
INDIANA UNTIL 9PM EST.

THERE HAS BEEN NO SEVERE WEATHER REPORTED TO THE NATIONAL WEATHER
SERVICE.

DEVELOPING THUNDERSTORMS WERE OVER NORTHWEST INDIANA 25 MILES WEST AND
25 MILES NORTH OF LAFAYETTE. THESE THUNDERSTORMS WERE IN THE VICINITY
OF GOODLAND...MONTICELLO...LOGANSPORT AND PERU.

THE THUNDERSTORMS WILL MOVE INTO THE AREAS OF WILLIAMSPORT...LAFAYETTE
...KOKOMO AND MARION BETWEEN 230 AND 330 PM EST.

SOME OF THESE STORMS COULD PRODUCE STRONG GUSTY WINDS...TORRENTIAL
DOWNPOURS AND HAIL. REPORT SEVERE WEATHER TO YOUR L(OCAL LAW OFFICE.
KENYON
Special weather statement, Jul 26, 3:29 PM EST, 3 hours 30 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
328 PM EST SUN JUL 26 1987

STRONG THUNDERSTORMS WERE MOVING SOUTHEAST THROUGH NORTH CENTRAL
INDIANA.

AT 320 PM NATIONAL WEATHER SERVICE RADAR SHOWED A LINE OF THUNDERSTORMS
FROM JUSDT NORTH OF DANVILLE ILLINOIS TO JUST NORTH OF LAFAYETTE TO
NEAR MARION AND PORTLAND.

THE STRONGEST STORMS WERE NEAR ATTICA OR 20 MILES SOUTHWEST OF
LAFAYETTE...ALSO 5 MILES EAST OF KOKOMO AND 5 MILES NORTH OF MARION.

SOME OF THESE STORMS WERE PRODUCING VERY HEAVY RAIN...SMALL HAIL
...GUSTY WINDS AND DANGEROUS LIGHTNING. BOATERS...SWIMMERS AND
PICNICERS IN NORTH CENTRAL INDIANA SHOULD SEEK SHELTER FROM THE
THUNDERSSTORMS.

eA SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 900 PM FOR MUCH OF
NORTH AND CENTRAL INDIANA.                                    ALLSOPP
Special weather statement, Jul 26, 3:54 PM EST, 3 hours 5 minutes before
TTAA0S KIND 262054

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
352 PM EST SUN JUL 26 1987

A VERY STRONG THUNDERSTORM WAS 15 MILES SOUTHEAST OF KOKOMO AT
350 PM. THIS STORM WILL PRODUCE TORRENTIAL RAIN...GUSTY WINDS...
DANGEROUS LIGHTNING AND PERHAPS SMALL HAIL AS IT MOVES SOUTHEAST
25 MPH.

PEOPLE IN THE COMMUNITIES OF WINDFALL...PHLOX...AND ELWOOD ARE
IN THE PATH OF THIS DANGEROUS THUNDERSTORM.

REMEMBER...A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR MUCH
OF NORTH AND CENTRAL INDIANA UNTIL 900 THIS EVENING.

STAY TUNED TO THIS SOURCE FOR LATER STATEMENTS AND POSSIBLE WARNINGS
FROM THE NATIONAL WEATHER SERVICE.

ALLSOPP
Special weather statement, Jul 26, 4:58 PM EST, 2 hours 1 minute before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
500 PM EST SUN JUL 26 1987

IN INDIANA THIS  SEVERE THUNDERSTORM   WATCH IS IN EFFECT
UNTIL 1100 PM EST AND INCLUDES THAT PART OF INDIANA...

SOUTH OF A LINE FROM 30 MILES SOUTHWEST OF LAFAYETTE TO 20 MILES SOUTH
OF RICHMOND...AND NORTH OF A LINE FROM VINCENNES TO LEAVENWORTH IN
CRAWFORD COUNTY IN SOUTHERN INDIANA.

SOME CITIES INCLUDED ARE... TERRE HAUTE...INDIANAPOLIS...
BLOOMINGTON...BEDFORD AND MADISON.

REMEMBER...A WATCH MEANS THAT CONDITIONS ARE FAVORABLE FOR SEVERE
WEATHER IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD
BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR
LATER STATEMENTS AND POSSIBLE WARNINGS.
STEIGERWALDT
Special weather statement, Jul 26, 5:13 PM EST, 1 hour 46 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
510 PM EST SUN JUL 26 1987

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR NORTHERN INDIANA UNTIL
900 PM AND FOR SOUTH AND CENTRAL INDIANA UNTIL 1100 PM. ONLY THE
FAR NORTHEAST AND FAR SOUTHWEST PARTS OF THE STATE ARE NOT INCLUDED.

AT 505 PM INDIANAPOLIS WEATHER SERVICE RADAR SHOWED THUNDERSTORMS
AND SHOWERS OVER CENTRAL INDIANA FROM 30 MILES NORTHWEST OF
INDIANAPOLIS TO RUSHVILLE AND RICHMOND.

THESE STORMS WERE PRODUCING VERY HEAVY RAIN AND WIND GUSTS TO 40
OR 50 MPH. THERE HAVE BEEN NUMEROUS REPORTS OF PEA TO MARBLE SIZE
HAIL WITH THESE STORMS. LIGHTNING IS THE NATIONS LEADING WEATHER
RELATED KILLER.

IF THREATENING WEATHER APPROACHES...TAKE SHELTER. REPORT SEVERE
WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY FOR RELAY TO THE
NATIONAL WEATHER SERVICE.                                      ALLSOPP

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 26, 2:36 PM ESTSevere Thunderstorm WarningINDWhite39 min
Jul 26, 4:15 PM ESTSevere Thunderstorm WarningINDMadison35 min
Jul 26, 5:50 PM ESTSevere Thunderstorm WarningINDJohnson, Shelby30 min
Jul 26, 6:27 PM ESTSevere Thunderstorm WarningINDBartholomew, Decatur33 min

Nearby

Severe Thunderstorm Warnings in Indiana, 1987Every severe thunderstorm warning 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.