Alert archive / Indiana / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 126, NWS Indianapolis, IN

August 28, 1990Hamilton County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Aug 28, 1990, 6:53 PM EST for Hamilton County, Indiana. It was in force for 52 min.

The area

The counties it named.

The facts

Issued
Aug 28, 1990, 6:53 PM EST (23:53 UTC)
Expired
Aug 28, 1990, 7:45 PM EST
In force
52 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Hamilton 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, 11.9 hours before the alert went out and 159 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 1990-08-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1114 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 1990-08-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 97 square meters per square second.1939587897117Sfc1 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
1114 J/kg
Mixed-layer CIN
-266 J/kg
Mixed-layer LCL
1466 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
97 m²/s²
0-3 km storm-relative helicity
81 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KIND 282353
SVRIND
INC057-290045-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
653 PM EST TUE AUG 28 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 745 PM EST FOR PEOPLE IN THE FOLLOWING 
COUNTY

   IN THE CENTRAL PART OF INDIANA
      HAMILTON

AT 650 PM EST...RADAR SHOWED A SEVERE THUNDERSTORM MOVING SOUTHEAST
FROM CLINTON COUNTY INTO NORTHWEST HAMILTON COUNTY. THE TOWNS OF
ARCADIA...SHERIDAN...AND WESTFIELD SHOULD BE ALERT TO THE
APPROACHING STORM. IF THREATENING CONDITIONS ARE SIGHTED MOVE TO
A SAFE PLACE AT ONCE.

IF YOU ARE CAUGHT OUTSIDE...FIND SHELTER FROM THE WEATHER IN A
STRONG BUILDING.  DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADWAYS QUICKLY...
AVOID DRIVING INTO AREAS WHERE WATER COVERS THE ROAD.

 KOLDI*TZ

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, Aug 28, 1:55 PM EST, 4 hours 58 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
 155  PM EST TUE AUG 28 1989

 IN INDIANA SEVERE THUNDERSTORM WATCH NUMBER 692 IS IN EFFECT
 UNTIL 900  PM EST AND INCLUDES THAT PART OF INDIANA...
 EAST OF LINE FROM SOUTH BEND TO 10 MILES SOUTH OF KOKOMO AND NORTH OF
 A LINE FROM 10 MILES SOUTH OF KOKOMO TO WINCHESTER.

 SOME CITIES INCLUDED ARE... KOKOMO...ELKHART...ANGOLA...WARSAW...
 FORT WAYNE...MARION...TIPTON...MUNCIE AND WINCHESTER.

 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.
Special weather statement, Aug 28, 2:00 PM EST, 4 hours 53 minutes before
INZ002-003-005-006-010-282000-

SPECIAL WEATHER STATEMENT...CORRECTION
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
155  PM EST TUE AUG 28 1990

IN INDIANA SEVERE THUNDERSTORM WATCH NUMBER 692 IS IN EFFECT
UNTIL 900  PM EST AND INCLUDES THAT PART OF INDIANA...
EAST OF LINE FROM SOUTH BEND TO 10 MILES SOUTH OF KOKOMO AND NORTH OF
A LINE FROM 10 MILES SOUTH OF KOKOMO TO WINCHESTER.

SOME CITIES INCLUDED ARE... KOKOMO...ELKHART...ANGOLA...WARSAW...
FORT WAYNE...MARION...TIPTON...MUNCIE AND WINCHESTER.

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.

CORRECTION TO YEAR
Special weather statement, Aug 28, 2:30 PM EST, 4 hours 23 minutes before
INZ001>006-010-282100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
230 PM EST TUE AUG 28 1990

TWO SEVERE THUNDERSTORM WATCHES ARE IN EFFECT FOR NORTHERN INDIANA
THIS AFTERNOON AND EVENING. THE DIVIDING LINE BETWEEN THESE TWO WATCHES
IS FROM SOUTH BEND TO 10 MILES SOUTH KOKOMO. THE WESTERN WATCH IS IN
EFFECT UNTIL 800 PM EST...THE EASTERN WATCH IS IN EFFECT UNTIL 900 PM EST.

AT 225 PM EST RADAR SHOWED THUNDERSTORMS OVER EXTERME NORTHERN INDIANA AND
NORTHERN ILLINOIS.

ONE SEVERE THUNDERSTORM WAS NEAR SOUTH BEND. THE WEATHER SERVICE OFFICE
AT SOUTH BEND HAS ISSUED A SEVERE THUNDERSTORM WARNING FOR SOUTHERN
ST. JOSEPH AND SOUTHERN ELKHART COUNTIES UNTIL 245 PM.

THE THUNDERSTORMS WERE MOVING SOUTHEAST AT 35 MILES AN HOUR.

SOME CITIES INCLUDED ARE... KOKOMO...ELKHART...ANGOLA...WARSAW...
FORT WAYNE...MARION...TIPTON...MUNCIE...WINCHESTER...SOUTH BEND...
ROCHERSTER...LOGANSPORT...VALPARAISO...LAPORTE...MONTICELLO AND
RENSSELAER.

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 STATEMENTSY AND POSSIBLE WARNINGS.

WJG
Special weather statement, Aug 28, 3:27 PM EST, 3 hours 26 minutes before
INZ001>006-010-282200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
320 PM EST TUE AUG 28 1990

TWO SEVERE THUNDERSTORM WATCHES ARE IN EFFECT FOR NORTHERN INDIANA
THIS AFTERNOON AND EVENING. THE DIVIDING LINE BETWEEN THESE TWO WATCHES
IS FROM SOUTH BEND TO 10 MILES SOUTH OF KOKOMO. THE WESTERN WATCH IS IN
EFFECT UNTIL 800 PM EST...THE EASTERN WATCH IS IN EFFECT UNTIL 900 PM EST.

AT 315 PM EST RADAR SHOWED THUNDERSTORMS OVER EXTERME NORTHERN INDIANA
BETWEEN SOUTH BEND AND FORT WAYNE

THE WEATHER SERVICE OFFICIES AT BOTH SOUTH BEND AND FORT WAYNE HAVE
ISSUED SEVERE THUNDERSTORM WARNINGS FOR SOME COUNTIES IN NORTH CENTRAL
AND NORTHEAST INDIANA. THE WARNING FOR SOUTHERN ELKHART COUNTY IS IN
EFFECT UNTIL 330 PM. ANOTHER WARNING IS IN EFFECT UNTIL 330 PM FOR
SOUTHERN LAGRANGE AND NOBLE COUNTIES.

THE THUNDERSTORMS WERE MOVING SOUTHEAST AT 30 TO 35 MILES AN HOUR.

ANOTHER THUNDERSTORM WHICH PRODUCED 1 1/2 HAIL IN ROCKFORD ILLINOIS
WAS CONTINUING TO MOVE EAST SOUTHEAST AND IS EXPECTED TO MOVE
INTO NORTHWEST INDIANA BETWEEN 4 AND 5 PM EST.

SOME CITIES INCLUDED ARE... KOKOMO...ELKHART...ANGOLA...WARSAW...
FORT WAYNE...MARION...TIPTON...MUNCIE...WINCHESTER...SOUTH BEND...
ROCHERSTER...LOGANSPORT...VALPARAISO...LAPORTE...MONTICELLO AND
RENSSELAER.

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.

WJG
Special weather statement, Aug 28, 4:06 PM EST, 2 hours 47 minutes before
INZ001>006-010-282210-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
405 PM EST TUE AUG 28 1990

TWO SEVERE THUNDERSTORM WATCHES CONTINUE IN EFFECT FOR NORTHERN INDIANA
FOR THIS AFTERNOON AND EVENING. THE DIVIDING LINE BETWEEN THESE TWO
WATCHES IS FROM SOUTH BEND TO 10 MILES SOUTH OF KOKOMO. THE WESTERN
WATCH IS IN EFFECT UNTIL 800 PM EST...THE EASTERN WATCH IS IN EFFECT
UNTIL 900 PM EST.

SOME CITIES INCLUDED IN THE WATCH AREAS ARE SOUTH BEND...KOKOMO...
ELKHART...ANGOLA...WARSAW...FORT WAYNE...MUNCIE AND RENSSELAER.

AT 400 PM EST RADAR SHOWED DANGEROUS THUNDERSTORMS 30 MILES SOUTH OF
DOWNTOWN CHICAGO AND OTHERS OVER NORTHEAST INDIANA BETWEEN SOUTH BEND
AND TO THE NORTH OF FORT WAYNE.

THE STORMS WERE MOVING TO THE SOUTHEAST AT 35 MILES AN HOUR.
.
PEOPLE IN THE WATCH AREAS SHOULD KEEP ABREAST OF THE LATEST WEATHER
DEVELOPMENTS AND LISTEN FOR POSSIBLE WARNINGS.
STEIGERWALDT

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 28, 2:12 PM ESTSevere Thunderstorm WarningINDElkhart, Saint Joseph33 min
Aug 28, 2:40 PM ESTSevere Thunderstorm WarningINDKosciusko50 min
Aug 28, 2:52 PM ESTSevere Thunderstorm WarningINDElkhart38 min
Aug 28, 3:44 PM ESTSevere Thunderstorm WarningINDElkhart46 min
Aug 28, 4:20 PM ESTSevere Thunderstorm WarningINDJasper, Newton40 min
Aug 28, 4:51 PM ESTTornado WarningINDNewton39 min
Aug 28, 4:58 PM ESTSevere Thunderstorm WarningINDFulton, Pulaski47 min
Aug 28, 5:24 PM ESTSevere Thunderstorm WarningINDCass, White51 min
Aug 28, 5:37 PM ESTSevere Thunderstorm WarningINDLaPorte, Saint Joseph68 min
Aug 28, 5:59 PM ESTSevere Thunderstorm WarningINDCarroll46 min
Aug 28, 6:10 PM ESTSevere Thunderstorm WarningINDHoward35 min
Aug 28, 6:39 PM ESTSevere Thunderstorm WarningINDClinton, Tipton51 min

Nearby

Severe Thunderstorm Warnings in Indiana, 1990Every severe thunderstorm warning in 1990

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.