Alert archive / Indiana / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 38, NWS Indianapolis, IN

June 21, 1997Lawrence County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jun 21, 1997, 8:28 PM EST for Lawrence County, Indiana. It was in force for 47 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jun 21, 1997, 8:28 PM EST (01:28 UTC)
Expired
Jun 21, 1997, 9:15 PM EST
In force
47 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Lawrence County, IN

What was reported inside it

TimeReportWhereRemark
Jun 21, 8:35 PM ESTThunderstorm WindMitchell, INTrees blown down.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 1.5 hours before the alert went out and 233 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, Lincoln, IL at 00:00Z on 1997-06-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 301 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 00:00Z on 1997-06-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 14 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
301 J/kg
Mixed-layer CIN
-48 J/kg
Mixed-layer LCL
1421 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
14 m²/s²
0-3 km storm-relative helicity
-81 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KIND 220128 RRA
SVRIND
INC093-220215-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
828 PM EST SAT JUN 21 1997
 
THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  915 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTH CENTRAL INDIANA
 
   ...LAWRENCE COUNTY
 
AT 826 PM EST RADAR INDICATED A SEVERE THUNDERSTORM 10 MILES NORTHWEST
OF BEDFORD NEAR SPRINGVILLE. THE STORM WAS MOVING SOUTHEAST TOWARDS THE
TOWNS OF OOLITIC AND BEDFORD AT 30 MPH.
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING.  DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNfING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
 
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 21, 4:46 PM EST, 3 hours 42 minutes before
INZ028>031-035>040-043>047-212300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
445 PM EST SAT JUN 21 1997

...SEVERE THUNDERSTORM WARNING NO LONGER IN EFFECT FOR NORTHERN
FOUNTAIN COUNTY. THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN
TIPPECANOE COUNTY REMAINS IN EFFECT UNTIL 5 PM...

A STRONG THUNDERSTORM WAS INDICATED ON RADAR NEAR ROMNEY...10 MILES
SOUTH OF LAFAYETTE. THIS STORM WAS MOVING EAST TOWARD CLARKS HILL.
OTHER THUNDERSTORMS CONTINUED FROM ABOUT 10 MILES SOUTHWEST OF
COVINGTON...TO JUST SOUTH OF LAFAYETTE AND THEN TO SOUTH OF KOKOMO. .

THE STORMS ARE MOVING TO THE EAST AROUND 25 MILES AN HOUR.
EXPECT DANGEROUS LIGHTNING AND HEAVY RAINFALL WITH THESE STORMS. HAIL
AND GUSTY WINDS ARE POSSIBLE.

MES
Special weather statement, Jun 21, 6:19 PM EST, 2 hours 9 minutes before
INZ005>009-014>018-021>027-029>034-036>042-044>050-058-059-220300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
619 PM EST SAT JUN 21 1997

...A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR MUCH OF CENTRAL
AND NORTHEAST INDIANA UNTIL 1000 PM EST...

AT 615 PM EST RADAR INDICATED A LINE OF VERY STRONG THUNDERSTORMS
FROM 20 MILES SOUTH OF FORT WAYNE NEAR BLUFFTON...TO WEST OF TERRE
HAUTE.  THE STORMS WERE MOVING EAST AT 35 MPH.

ELSON
Local storm report, Jun 21, 6:25 PM EST, 2 hours 3 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
625 PM EST SAT JUN 21 1997

TIME(EST)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

420 PM     GRISSOM AIR RESERVE BASE  IN   WIND GUST
6/21/97    MIAMI                          73 KT GUST

423 PM     PERU                      IN   WIND DAMAGE
6/21/97    MIAMI                          SMALL CIRCUS TENT BLOWN OVER.
                                          TIGER CAGES ALSO BLOWN OVER.
430 PM     1N LEBANON                IN   WIND DAMAGE
6/21/97    BOONE                          SEVERAL TREES DOWN
                                          MARBLE SIZE HAIL

435 PM     ROMNEY                    IN   WIND DAMAGE
6/21/97    TIPPECANOE                     SEVERAL TREES AND POWER LINES
                                          BLOWN DOWN

450 PM     CLARKS HILL               IN   WIND DAMAGE
6/21/97    TIPPECANOE                     SEVERAL TREES BLOWN DOWN

505 PM     LINDEN                    IN   WIND DAMAGE
6/21/97    MONTGOMERY                     1 TREE BLOWN DOWN

530 PM     1S ROSSTOWN               IN   WIND DAMAGE
6/21/97    BOONE                          2 INCH DIAMETER TREE BLOWN
                                          DOWN
Local storm report, Jun 21, 6:28 PM EST, 2 hours before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
625 PM EST SAT JUN 21 1997

TIME(EST)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

420 PM     GRISSOM AIR RESERVE BASE  IN   WIND GUST
6/21/97    MIAMI                          73 KT GUST

423 PM     PERU                      IN   WIND DAMAGE
6/21/97    MIAMI                          SMALL CIRCUS TENT BLOWN OVER.
                                          TIGER CAGES ALSO BLOWN OVER.
430 PM     1N LEBANON                IN   WIND DAMAGE
6/21/97    BOONE                          SEVERAL TREES DOWN
                                          MARBLE SIZE HAIL

435 PM     ROMNEY                    IN   WIND DAMAGE
6/21/97    TIPPECANOE                     SEVERAL TREES AND POWER LINES
                                          BLOWN DOWN

450 PM     CLARKS HILL               IN   WIND DAMAGE
6/21/97    TIPPECANOE                     SEVERAL TREES BLOWN DOWN

505 PM     LINDEN                    IN   WIND DAMAGE
6/21/97    MONTGOMERY                     1 TREE BLOWN DOWN

530 PM     1S ROSSTOWN               IN   WIND DAMAGE
6/21/97    BOONE                          2 INCH DIAMETER TREE BLOWN
                                          DOWN
Special weather statement, Jun 21, 7:17 PM EST, 1 hour 11 minutes before
INZ006>009-015>018-021>027-030>034-036>042-044>050-057>059-220300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
718 PM EST SAT JUN 21 1997

...SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR PARTS OF NORTHERN
AND CENTRAL INDIANA...

THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED NORTHWEST OF A LINE
FROM ROCKVILLE TO PORTLAND. THE THREAT OF SEVERE THUNDERSTORMS HAS
ENDED IN THESE AREAS.

THE SEVERE THUNDERSTORM WATCH CONTINUES UNTIL 1000 PM FOR AREAS
SOUTHEAST OF THAT LINE. CITIES THAT ARE STILL INCLUDED IN THE WATCH
INCLUDE GREENCASTLE...INDIANAPOLIS...NEW CASTLE...AND RICHMOND.

JAS
Special weather statement, Jun 21, 7:18 PM EST, 1 hour 10 minutes before
INZ006>009-015>018-021>027-030>034-036>042-044>050-057>059-220300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
718 PM EST SAT JUN 21 1997

...SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR PARTS OF NORTHERN
AND CENTRAL INDIANA...

THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED NORTHWEST OF A LINE
FROM ROCKVILLE TO PORTLAND. THE THREAT OF SEVERE THUNDERSTORMS HAS
ENDED IN THESE AREAS.

THE SEVERE THUNDERSTORM WATCH CONTINUES UNTIL 1000 PM FOR AREAS
SOUTHEAST OF THAT LINE. CITIES THAT ARE STILL INCLUDED IN THE WATCH
INCLUDE GREENCASTLE...INDIANAPOLIS...NEW CASTLE...AND RICHMOND.

JAS

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 21, 7:16 PM ESTSevere Thunderstorm WarningINDKnox59 min
Jun 21, 8:46 PM ESTSevere Thunderstorm WarningINDJackson44 min

Nearby

Severe Thunderstorm Warnings in Indiana, 1997Every severe thunderstorm warning in 1997

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.