Alert archive / Indiana / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 133, NWS Indianapolis, IN

August 15, 1996Shelby County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Aug 15, 1996, 1:36 PM EST for Shelby County, Indiana. It was in force for 39 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 15, 1996, 1:36 PM EST (18:36 UTC)
Expired
Aug 15, 1996, 2:15 PM EST
In force
39 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Shelby County, IN

The radar

The Indianapolis radar (KIND), 47 km from the middle of the area, began a volume at 18:36 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 6.6 hours before the alert went out and 171 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, Cncnati-Daytn, OH at 12:00Z on 1996-08-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 922 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, Cncnati-Daytn, OH at 12:00Z on 1996-08-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 70 square meters per square second.1939Sfc1 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
922 J/kg
Mixed-layer CIN
-78 J/kg
Mixed-layer LCL
1158 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
70 m²/s²
0-3 km storm-relative helicity
107 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KIND 151837
SVRIND
INC145-151915-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
136 PM EST THU AUG 15 1996
 
THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  215 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL INDIANA
 
   ...SHELBY COUNTY
 
AT 135 PM EST...RADAR INDICATED A SEVERE THUNDERSTORM 10 MILES WEST OF
SHELBYVILLE NEAR BOGGSTOWN. THIS STORM WAS MOVING EAST AT 30 MPH AND
WILL REACH SHELBYVILLE BY 150 PM EST.
 
THIS STORM WILL LIKELY PRODUCE LARGE HAIL AND DAMAGING WIND GUSTS.
 
 
IF YOU ARE CAUGHT OUTSIDE...SEEK 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.
 
 
TUCEK

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 15, 12:47 PM EST, 49 minutes before
INZ042-049-050-057>059-065-066-073>075-080-160000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1243 PM EST THU AUG 15 1996

...SEVERE THUNDERSTORM WATCH FOR EASTCENTRAL AND SOUTHEAST
INDIANA UNTIL 7PM EST...

IN INDIANA THIS SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL
7PM EST AND INCLUDES THAT PART OF THE STATE EAST OF A LINE FROM
10 MILES WEST OF NEW CASTLE TO 10 MILES WEST OF GREENSBURG.

SOME CITIES INCLUDED IN THE WAT4CH ARE NEW CASTLE...RUSHVILLE...
RICHMOND...LAWRENCEBURG AND CONNERSVILLE.

CT

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 15, 5:55 PM ESTSevere Thunderstorm WarningINDGreene, Owen50 min

Nearby

Severe Thunderstorm Warnings in Indiana, 1996Every severe thunderstorm warning in 1996

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; radar from the NEXRAD Level II archive.