Alert archive / Indiana / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 101, NWS Indianapolis, IN

July 9, 1992Jackson County, Lawrence County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jul 9, 1992, 4:19 PM EST for Jackson County, Lawrence County, Indiana. It was in force for 56 min.

The area

The counties it named.

The facts

Issued
Jul 9, 1992, 4:19 PM EST (21:19 UTC)
Expired
Jul 9, 1992, 5:15 PM EST
In force
56 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

Counties Jackson County, IN, Lawrence County, IN

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 12:00Z, 9.3 hours before the alert went out and 211 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 1992-07-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1339 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 1992-07-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 68 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
1339 J/kg
Mixed-layer CIN
-24 J/kg
Mixed-layer LCL
607 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
68 m²/s²
0-3 km storm-relative helicity
156 m²/s²
Significant tornado parameter
0.7
Supercell composite
4.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KIND 092122
SVRIND
INC071-093-092215-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
419 PM EST THU JUL 9 1992
 
THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  515 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATION...S...
 
IN SOUTH CENTRAL INDIANA
 
   ...JACKSON COUNTY...LAWRENCE COUNTY
 
AT 415 PM EST WEATHER RADAR SHOWED SEVERE THUNDERSTORMS OVER
NORTHERN LAWRENCE COUNTY. THESE STORMS WERE MOVING SOUTHEAST AT
30 MILES PER HOUR.
 
PERSONS IN THE TOWNS OF SPRINGVILLE AND HELTONVILLE AS WELL AS
THE CITY OF BEDFORD SHOULD SEEK SHELTER IN A STRONG BUILDING
AND STAY AWAY FROM WINDOWS. THESE STORMS ARE CAPABLE OF PRODUCING LARGE
HAIL...TORRENTIAL RAINS...STRONG GUSTY WINDS AND DANGEROUS
LIGHTNING.
 
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.
 
RPG

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 9, 12:04 PM EST, 4 hours 15 minutes before
INZALL-091800-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1205 PM EST THU JUL 9 1992

SEVERE THUNDERSTORMS ARE POSSIBLE OVER INDIANA THIS AFTERNOON AND
TONIGHT.

WJG
THUNDERSTORMS...AS WELL AS SOME SMALL HAIL. CONSIDERABLE PONDING OF
WATER ON ROADS WILL OCCUR AS WELL AS POSSIBLE FLOODING OF LOW LYING
AREAS IN CENTRAL INDIANA.

MOTORISTS ARE URGED TO DRIVE AT REDUCED SPEEDS DUE TO LOW VISIBILITIES
AT TIMES DUE TO TORRENTIAL RAINFALL AND POSSIBLE FLOODED INTERSECTIONS.
DO NOT CROSS FLOODED AREAS BY ANY MEANS.

PEOPLE SHOULD ALSO REMAIN INDOORS AND AWAY FROM WINDOWS DUE TO ALL
THE LIGHTNING THAT IS ACCOMPANYING THESE THUNDERSTORMS.

REPORT AND FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY FOR RELAY TO
THE NATIONAL WEATHER SERVICE.
STEIGERWALDT
Special weather statement, Jul 9, 12:05 PM EST, 4 hours 14 minutes before
INZALL-091800-

SPECIAL WEATHER STATEMENT...CORRECTION
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1205 PM EST THU JUL 9 1992

SEVERE THUNDERSTORMS ARE POSSIBLE OVER INDIANA THIS AFTERNOON AND
TONIGHT.

WJG
DELETE ATTACHED LINES
Special weather statement, Jul 9, 1:28 PM EST, 2 hours 51 minutes before
INZ007>013-100000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
128 PM EST THU JUL 9 1992

A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 700 PM EST FOR PART
OF CENTRAL AND SOUTHERN INDIANA.

THE WATCH IS FOR AN AREA SOUTH OF LINE FROM SOUTH 18 MILES SOUTH OF
LAFAYETTE TO 12 MILES SOUTH OF MUNCIE....AND NORTH OF A LINE FROM 25
MILES SOUTH OF TERRE HAUTE TO 20 MILES NORTHEAST OF MADISON.

SOME CITIES INCLUDED ARE... BLOOMINGTON...BRAZIL...COLUMBUS...
INDANAPOLIS...SEYMOUR...AND TERRE HAUTE.

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.

AT 125 PM EST RADAR SHOWED THUNDERSTORMS OVER CENTRAL ILLINOIS
WHICH WERE MOVING EAST AT 40 MILES AN HOUR. THESE STORMS WILL
CROSS OVER THE INDIANA/ILLINOIS STATELINE BY 2 AND 3 PM EST.

WJG
Special weather statement, Jul 9, 2:19 PM EST, 2 hours before
INZALL-100100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
215 PM EST THU JUL 9 1992

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PORTIONS OF CENTRAL
AND SOUTHERN INDIANA UNTIL 700 PM EST...

AT 210 PM WEATHER RADAR INDICATED SHOWERS AND THUNDERSTORMS JUST MOVING
INTO INDIANA NEAR LAFAYETTE...PART OF AN AREA THAT EXTENDED TO THE
SOUTHWEST IN ILLINOIS. THE STRONGEST STORMS IN THIS AREA WERE JUST SOUTH
OF CHAMPAIGN IN ILLINOIS.

THESE THUNDERSTORMS ARE MOVING TO THE EAST AROUND 45 MILES AN HOUR.
THE STRONGEST OF THESE STORMS WILL MOVE TO JUST NORTH OF TERRE HAUTE
AROUND 245 PM.

MES
Special weather statement, Jul 9, 3:15 PM EST, 1 hour 4 minutes before
INZ011>015-100300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
315  PM EST THU JUL 10 1992

A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 10 PM  EST FOR SOUTHERN
INDIANA AND INCLUDES THAT PART OF INDIANA...SOUTH OF A LINE FROM 25 MILES
SOUTH OF TERRE HAUTE TO 20 MILES NORTHEAST OF MADISON.

SOME CITIES INCLUDED ARE... BEDFORD...EVANSVILLE...TELL CITY
...JASPER...VINCENNES AND WASHINGTON.

REMEMBER...A WATCH MEANS THAT CON+DITIONS 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

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 8, 11:20 PM ESTFlash Flood WarningINDMarion4 hr
Jul 9, 2:35 PM ESTSevere Thunderstorm WarningINDVermillion, Vigo40 min
Jul 9, 3:07 PM ESTSevere Thunderstorm WarningINDSullivan, Vigo53 min
Jul 9, 3:40 PM ESTSevere Thunderstorm WarningINDLawrence35 min
Jul 9, 3:56 PM ESTSevere Thunderstorm WarningINDDaviess, Martin49 min
Jul 9, 3:56 PM ESTSevere Thunderstorm WarningINDGreene64 min
Jul 9, 4:02 PM ESTSevere Thunderstorm WarningINDKnox28 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.