Alert archive / Indiana / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 93, NWS Indianapolis, IN

June 22, 1996Brown County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jun 22, 1996, 8:05 PM EST for Brown County, Indiana. It was in force for 25 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
Jun 22, 1996, 8:05 PM EST (01:05 UTC)
Expired
Jun 22, 1996, 8:30 PM EST
In force
25 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Brown County, IN

The radar

The Indianapolis radar (KIND), 57 km from the middle of the area, began a volume at 01:06 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 00:00Z, 1.1 hours before the alert went out and 210 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 00:00Z on 1996-06-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2598 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 00:00Z on 1996-06-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 24 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
2598 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
952 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
24 m²/s²
0-3 km storm-relative helicity
85 m²/s²
Significant tornado parameter
0.3
Supercell composite
2.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KIND 230106
SVRIND
INC013-230130-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
805 PM EST SAT JUN 22 1996
 
THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  830 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTH CENTRAL INDIANA
 
   ...SOUTHERN BROWN COUNTY
 
AT 800 PM EST RADAR INDICATED A SEVERE THUNDERSTORM MOVING INTO SOUTHERN
BROWN COUNTY ABOUT 15 MILES SOUTHEAST OF BLOOMINGTON.
 
BROWN COUNTY STATE PARK IS IN THE PATH OF THE STORM.
 
THIS STORM MAY CONTAIN VERY GUSTY WINDS...INTENSE RAIN...HAIL AND
LIGHTNING.
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE> A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.
HAINES

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 22, 6:16 PM EST, 1 hour 49 minutes before
INZ043>045-230110-

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
616 PM EST SAT JUN 22 1996

...STRONG THUNDERSTORMS WERE MOVING EAST ACROSS WEST CENTRAL

THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN PARKE COUNTY HAS EXPIRED
AT 615 PM EST.

AT 615 PM EST RADAR INDICATED A CLUSTER OF VERY STRONG THUNDERSTORMS
WERE MOVING EAST ACROSS WEST CENTRAL INDIANA.  THESE THUNDERSTORMS
EXTENDED FROM ABOUT 15 MILES NORTHWEST OF TERRE HAUTE TO JUST
SOUTHEAST OF ROCKVILLE.

THE STORMS WERE MOVING EAST AT 20 MPH.  SO FAR THERE HAVE BEEN NO
REPORTS OF SEVERE WEATHER.  HOWEVER...VERY HEAVY RAIN AND SOME WIND
HAS BEEN REPORTED.

THE STORMS WILL BEGIN TO MOVE INTO THE GREENCASTLE AREA BETWEEN 630
PM EST AND 700 PM EST.

STRONG GUSTY WINDS...FREQUENT LIGHTNING...VERY HEAVY RAINFALL AND
SMALL HAIL MAY THESE STORMS.  PERSONS IN PUTMAN...SOUTHERN PARKE AND
SOUTHERN VERMILLION COUNTIES SHOULD BE ALERT FOR THREATENING WEATHER.

JEH
Special weather statement, Jun 22, 7:00 PM EST, 1 hour 5 minutes before
INZ043>047-051>055-060>063-067>071-230200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
658 PM EST SAT JUN 22 1996

...STRONG THUNDERSTORMS WERE MOVING EAST ACROSS WEST CENTRAL AND
SOUTHWEST INDIANA...

AT 655 PM EST RADAR INDICATED THE STRONGST THUNDERSTORM WAS LOCATED
ABOUT 30 MILES SOUTH OF TERRE HAUTE OR JUST WEST OF LINTON.

THESE THUNDERSTORMS HAD DEVLOPED RAPIDLY IN THE LAST HOUR AND MAY
PRODUCE TORRENTIAL RAINS...GUSTY WINDS AND POSSIBLY SOME SMALL HAIL.

MEANWHILE OTHER THUNDERSTORMS EXTENDED FROM ABOUT 20 MILES WEST OF
INDIANAPOLIS TO TO JUST NORTHEAST OF TERRE HAUTE.  THESE
THUNDERSTORMS HAVE WEAKENED SOME IN THE LAST HOUR.

ALL OF THE THUNDERSTORMS WERE MOVING EAST AT 20 MPH AND THEY SHOULD
MOVE INTO THE INDIANAPOLIS AND BLOOMINGTON AREAS BY 800 PM EST.
JEH
Special weather statement, Jun 22, 7:45 PM EST, 20 minutes before
INZ046>048-054>057-062>065-070>072-230200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
745 PM EST SAT JUN 22 1996

...STRONG THUNDERSTORMS WERE MOVING INTO THE INDIANAPOLIS AREA...
AT 725 PM EST A WTHR TV EMPLOYEE REPORTED MARBLE SIZE HAIL IN
BROWNSBURG IN HENDRICKS COUNTY. BROWNSBURG IS 12 MILES NORTHWEST OF
DOWNTOWN INDIANAPOLIS.

THIS STORM HAS DECREASED IN STRENGTH SOME AS IT MOVES EAST AT 25
MILES AN HOUR.

THUNDERSTORMS WILL OCCUR IN THE INDIANAPOLIS METRO AREA UNTIL 830 PM.
UP TO 3/4 INCH OF RAIN IS POSSIBLE ALONG WITH HAIL AND GUSTY WINDS.

BE PREPARED TO TAKE SHELTER WHEN THE STORM APPROACHES. PLAN AHEAD AND
KNOW WHERE SAFE SHELTER IS BEFORE THE STORM REACHES YOUR AREA.

OTHER STORMS WERE MOVING JUST SOUTH OF BLOOMINGTON. THESE WILL MOVE
THROUGH LAWRENCE...SOUTHERN MONROE AND BROWN COUNTIES.

AT 740 PM EST THE PUBLIC REPORTED A HOUSE WAS DAMAGED BY HIGH WINDS
ALONG THE SHELBY...BARTHOLOMEW COUNTY LINE.
HAINES

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 22, 7:59 PM ESTSevere Thunderstorm WarningINDBartholomew31 min
Jun 22, 8:30 PM ESTSevere Thunderstorm WarningINDBartholomew, Brown45 min
Jun 23, 5:55 PM ESTSevere Thunderstorm WarningINDBoone, Montgomery50 min
Jun 23, 6:15 PM ESTTornado WarningINDTippecanoe45 min
Jun 23, 6:33 PM ESTTornado WarningINDMontgomery27 min
Jun 23, 6:45 PM ESTSevere Thunderstorm WarningINDBoone45 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.