Alert archive / Indiana / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 96, NWS Indianapolis, IN

June 12, 1994Hendricks County, Morgan County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jun 12, 1994, 4:58 PM EST for Hendricks County, Morgan County, Indiana. It was in force for 47 min.

The area

The counties it named.

The facts

Issued
Jun 12, 1994, 4:58 PM EST (21:58 UTC)
Expired
Jun 12, 1994, 5:45 PM EST
In force
47 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

Counties Hendricks County, IN, Morgan County, IN

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 12:00Z, 10.0 hours before the alert went out and 197 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 1994-06-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5 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 1994-06-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 6 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
5 J/kg
Mixed-layer CIN
-158 J/kg
Mixed-layer LCL
1070 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
6 m²/s²
0-3 km storm-relative helicity
-20 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 
WUUS1 KIND 122158 RRA
SVRIND
INC063-109-122245-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
458 PM EST SUN JUN 12 1994
 
THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  545 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN CENTRAL INDIANA
 
   ...HENDRICKS COUNTY...MORGAN COUNTY
 
AT 455 PM EST RADAR INDICATED SEVERE THUNDERSTORMS 30 MILES WEST TO 35
MILES SOUTHWEST OF DOWNTOWN INDIANAPOLIS...OR FROM 10 MILES NORTHEAST TO
5 MILES SOUTHEAST OF GREENCASTLE. THESE STORMS ARE EXPECTED TO
MERGE...AND MOVE EAST AT 30 MPH. SOME TOWNS IN THE PATH OF THESE STORMS
INCLUDE COATESVILLE...STILESVILLE...AND CROWN CENTER.
 
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.
 
ELSON

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, Jun 12, 1:32 PM EST, 3 hours 26 minutes before
INZALL-130100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
132 PM EST SUN JUN 12 1993

IN INDIANA A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 800 PM EST
AND INCLUDES THAT PART OF INDIANA SOUTH OF A LINE FROM 45 MILES NORTH
OF TERRE HAUTE TO 35 MILES NORTH OF RICHMOND AND NORTH OF A LINE FROM
10 MILES SOUTH OF VINCENNES TO 15 MILES SOUTHWEST OF CINCINNATI OHIO.

SOME CITIES INCLUDED ARE... ANDERSON...MUNCIE...TERRE HAUTE...
INDIANAPOLIS...RICHMOND...BLOOMINGTON...COLUMBUS...VINCENNES...BEDFORD
AND SEYMOUR.

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.

ZIMMERMAN
Special weather statement, Jun 12, 3:13 PM EST, 1 hour 45 minutes before
INZALL-122215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
313 PM EST (313 PM CDT) SUN JUN 12 1994

...A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR PORTIONS OF
SOUTHERN AND CENTRAL INDIANA UNTIL 8 PM EST...

AT 310 PM EST RADAR INDICATED A LINE OF THUNDERSTORMS EXTENEDED EAST TO
WEST ACROSS CENTRAL INDIANA...WITH SCATTERED STORMS FURTHER SOUTH.

PEOPLE IN CENTRAL AND SOUTHERN INDIANA SHOULD REMAIN ALERT TO THE
POSSIBILITY OF SEVERE WEATHER THIS AFTERNOON AND EVENING.  TAKE COVER
IF SEVERE WEATHER APPROACHES OR A WARNING IS ISSUED.

ELSON
Special weather statement, Jun 12, 3:13 PM EST, 1 hour 45 minutes before
INZALL-122215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
313 PM EST (313 PM CDT) SUN JUN 12 1994

...A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR PORTIONS OF
SOUTHERN AND CENTRAL INDIANA UNTIL 8 PM EST...

AT 310 PM EST RADAR INDICATED A LINE OF THUNDERSTORMS EXTENEDED EAST TO
WEST ACROSS CENTRAL INDIANA...WITH SCATTERED STORMS FURTHER SOUTH.

PEOPLE IN CENTRAL AND SOUTHERN INDIANA SHOULD REMAIN ALERT TO THE
POSSIBILITY OF SEVERE WEATHER THIS AFTERNOON AND EVENING.  TAKE COVER
IF SEVERE WEATHER APPROACHES OR A WARNING IS ISSUED.

ELSON

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 12, 12:49 PM ESTSevere Thunderstorm WarningINDBoone, Montgomery41 min
Jun 12, 1:06 PM ESTSevere Thunderstorm WarningINDHendricks54 min
Jun 12, 2:01 PM ESTSevere Thunderstorm WarningINDHendricks44 min
Jun 12, 2:42 PM ESTSevere Thunderstorm WarningINDMarion48 min
Jun 12, 3:33 PM ESTSevere Thunderstorm WarningINDBrown, Johnson, Morgan42 min
Jun 12, 4:22 PM ESTSevere Thunderstorm WarningINDPutnam53 min

Nearby

Severe Thunderstorm Warnings in Indiana, 1994Every severe thunderstorm warning in 1994

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.