Alert archive / Indiana / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 7, NWS Indianapolis, IN

April 11, 1992Montgomery County, Tippecanoe County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Apr 11, 1992, 3:27 AM EST for Montgomery County, Tippecanoe County, Indiana. It was in force for 33 min.

The area

The counties it named.

The facts

Issued
Apr 11, 1992, 3:27 AM EST (08:27 UTC)
Expired
Apr 11, 1992, 4:00 AM EST
In force
33 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

Counties Montgomery County, IN, Tippecanoe County, IN

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 00:00Z, 8.5 hours before the alert went out and 232 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 00:00Z on 1992-04-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 34 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 00:00Z on 1992-04-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 147 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
34 J/kg
Mixed-layer CIN
-171 J/kg
Mixed-layer LCL
1310 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
147 m²/s²
0-3 km storm-relative helicity
308 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KIND 110828
SVRIND
INC107-157-110900-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
327 AM EST SAT APR 11 1992
 
THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  400 AM EST
FOR PEOPLE IN THE FOLLOWING LOCATION...S...
 
IN WEST CENTRAL INDIANA
 
   ...NORTHERN MONTGOMERY COUNTY...SOUTHERN TIPPECANOE COUNTY
 
AT 325 AM EST RADAR INDICATED A POSSIBLE SEVERE STORM ABOUT 20 MILES
SOUTHWEST OF LAFAYATTE. THIS STORMS WAS MOVING EAST AT 40 MPH AND WILL
AFFECT THE AREAS BETWEEN LAFAYATTE AND CRAWFORDSVILLE BETWEEN 330 AM AND
400 AM EST.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND 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 ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
JE;H

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, Apr 10, 10:05 PM EST, 5 hours 22 minutes before
INZ001-004-110400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1000 PM EST FRI APR 10 1992

...THERE IS A TORNADO WATCH FOR PART OF NORTHWEST INDIANA UNTIL 300
AM...

THE WATCH INCLUDES LAKE...PORTER...NEWTON...JASPER AND BENTON COUNTIES
AND THE COMMUNITIES OF GARY...VALPARAISO...LOWELL...RENSSELAER AND
FOWLER.

A TORNADO WATCH MEANS TORNADOES...LARGE HAIL...DANGEROUS LIGHTNING AND
DAMAGING THUNDERSTORM WINDS AREA POSSIBLE IN AND NEAR THE WATCH AREA.
PEOPLE IN THE WATCH AREA SHOULD BE ALERT FOR THREATENING WEATHER AND
LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS.

THUNDERSTORMS WERE OVER NORTHWEST ILLINOIS AT 950 PM. THE STORMS WERE
MOVING SOUTHEAST AND WILL HENTER NORTHWEST INDIANA AROUND OR SHORTLY
AFTER MIDNIGHT.

DS
Special weather statement, Apr 10, 11:02 PM EST, 4 hours 25 minutes before
INZ001-004-110500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1100 PM EST FRI APR 10 1992

...A TORNADO WATCH CONTINUES FOR PART OF NORTHWEST INDIANA UNTIL 300
AM...

THE WATCH INCLUDES LAKE...PORTER...NEWTON...JASPER AND BENTON COUNTIES
AND THE COMMUNITIES OF GARY...VALPARAISO...LOWELL...RENSSELAER AND
FOWLER.

A TORNADO WATCH MEANS TORNADOES...LARGE HAIL...DANGEROUS LIGHTNING AND
DAMAGING THUNDERSTORM WINDS AREA POSSIBLE IN AND NEAR THE WATCH AREA.
PEOPLE IN THE WATCH AREA SHOULD BE ALERT FOR THREATENING WEATHER AND
LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS.

THUNDERSTORMS WERE OVER NORTH ILLINOIS AT 1050 PM. THE STORMS WERE FROM
CHICAGO THROUGH PEORIA TO NEAR QUINCY. THE STORMS WERE NOT AS STRONG AS
THEY WERE AT 1000 PM. THEY WERE MOVING SOUTHEAST AND WILL BE AROUND GARY
TO SPRINGFIELD ILLINOIS AT MIDNIGHT AND SOUTH BEND TO CHAMPAIGN ILLINOIS
AT 100 AM.

DS
Special weather statement, Apr 10, 11:54 PM EST, 3 hours 33 minutes before
INZ001-002-004-007-110600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1155 PM EST FRI APR 10 1992

...A TORNADO WATCH CONTINUES FOR PART OF NORTHWEST INDIANA UNTIL 300
AM...

THE WATCH INCLUDES LAKE...PORTER...NEWTON...JASPER AND BENTON
COUNTIES...AND THE COMMUNITIES OF GARY...VALPARAISO...LOWELL...
RENSSELAER AND FOWLER.

A TORNADO WATCH MEANS TORNADOES...LARGE HAIL...DANGEROUS LIGHTNING AND
DAMAGING THUNDERSTORM WINDS ARE POSSIBLE IN AND NEAR THE WATCH AREA.
PEOPLE IN THE WATCH AREA SHOULD BE ALERT FOR THREATENING WEATHER AND
LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS.

THUNDERSTORMS REACHED FROM GARY TO JUST SOUTH OF PEORIA AT 1150 PM. THEY
WILL BE FROM< NEAR SOUTH BEND TO MOROCCO AT 100 AM AND WARSAW TO FOWLER
AT 200 AM. THE STORMS PRODUCED WIND GUSTS TO AROUND 50 MILES PER HOUR
WHEN THEY MOVED THROUGH CHICAGO.

DS
Special weather statement, Apr 11, 1:03 AM EST, 2 hours 24 minutes before
INZ001-002-004-007-110730-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
100 AM EST SAT APR 11 1992

THE TORNADO WATCH FOR A SMALL PART OF NORTHWEST INDIANA HAS BEEN
CANCELLED.

THE STRONG THUNDERSTORMS WHICH HAD MOVED INTO NORTHWEST INDIANA HAVE
WEAKENED A LITTLE DURING THE PAST FEW HOUR.  EVEN THOUGH TORNADOES ARE
NOT EXPECTED...THESE THUNDERSTORMS MAY STILL PRODUCE GUSTY WINDS AND
POSSIBLY SOME SMALL HAIL.

AROUND 1230 ANM EST SOUTH BEND REPORTED WIND GUSTS IN EXCESS OF 40 MPH.

AT 1255 AM EST THUNDERSTORMS EXTENDED FROM SOUTH BEND TO BLOOMINGTON
ILLINOIS.  THEY WERE MOVING EAST AT 40 MPH AND WILL BE FROM NEAR
KENDALVILLE TO FOWLER BY 200 AM EST.

HENDRICKSON
Special weather statement, Apr 11, 2:41 AM EST, 46 minutes before
INZ001-002-003-004-005-006-007-110835-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
240 AM EST SAT APR 11 1992

STRONG THUNDERSTORMS WERE MOVING OVER NORTHERN INDIANA AT 235 AM.

NUMEROUS SHOWERS AND THUNDERSTORMS WERE OCCURRING OVER NORTHERN
INDIANA FROM THE LAFAYETTE AREA TO LOGANSPORT TO FORT WAYNE.

STRONG THUNDERSTORMS WITH VERY HEAVY RAIN WERE IN THE LAFAYETTE
AND LOGANSPORT AREAS. ALL THUNDERSTORMS WERE MOVING EAST AT ABOUT
40 MILES AN HOUR. GUSTY WIND AND BLINDING DOWNPOURS WILL OCCUR AS
THE STORMS MOVE RAPIDLY EAST. SMALL HAIL IS ALSO POSSIBLE.

A SMALL GROUP OF STRONG THUNDERSTORMS WITH VERY HEAVY RAIN WAS MOVING
INTO WESTERN INDIANA FROM AROUND VEEDERSBURG UP TO ATTICA AT 235 AM.
THESE WERE THE STRONGEST STORMS DETECTED AND WILL BE MOVING ACROSS
MARSHFIELD...WEST LEBANON AND ATTICA BEFORE 3AM. SOME ROAD AND STREETS
MAY HAVE PONDED WATER DUE TO THE VERY HEAVY RAIN.
.
REPORT DAMAGING WIND OR LARGE HA"IL TO THE NEAREST LAW ENFORCEMENT
AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE.

GRAY

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 10, 7:04 PM ESTSevere Thunderstorm WarningINDJennings26 min

Nearby

Severe Thunderstorm Warnings in Indiana, 1992Every severe thunderstorm warning in 1992

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.