Alert archive / Indiana / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 75, NWS Indianapolis, IN

June 12, 1998Decatur County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jun 12, 1998, 7:39 PM EST for Decatur County, Indiana. It was in force for 46 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 12, 1998, 7:39 PM EST (00:39 UTC)
Expired
Jun 12, 1998, 8:25 PM EST
In force
46 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Decatur County, IN

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 12, 3:45 PM ESTTornado WatchSPC6 hr
Jun 12, 6:45 PM ESTTornado WatchSPC5 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 0.7 hours before the alert went out and 147 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 1998-06-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2064 joules per kilogram.LCLEL10008507005003002001001 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 1998-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 211 square meters per square second.1939587897Sfc1 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
2064 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
1235 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
211 m²/s²
0-3 km storm-relative helicity
238 m²/s²
Significant tornado parameter
2.2
Supercell composite
17.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KIND 130039 RRA
SVRIND
INC031-130125-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
739 PM EST FRI JUN 12 1998

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  DECATUR COUNTY IN CENTRAL INDIANA

* UNTIL 825 PM EST

* AT 735 PM EST...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
 THUNDERSTORM 10 MILES NORTHWEST OF GREENSBURG... MOVING SOUTHEAST
 AT 40 MPH.  THE SHELBY COUNTY SHERIFFS OFFICE REPORTED A NUMBER OF
 TREES DOWNED ACROSS THE COUNTY AS THIS STORM MOVED THROUGH BETWEEN
 715 AND AND 730 PM.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  GREENSBURG AT 750 PM
  MECHANICSBURG AT 755 PM
 H NEWPOINT AT 805 PM

GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS! A TORNADO
WATCH IS IN EFFECT. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO
PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING.

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

Local storm report, Jun 12, 5:40 PM EST, 1 hour 59 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
540 PM EST FRI JUN 12 1998

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

0445 PM    BATTLEGROUND              IN   WIND DAMAGE
06/12/98   TIPPECANOE                     SEVERAL TREES DOWN

0520 PM    FLORA                     IN   WIND DAMAGE
06/11/98   CARROLL                        COUPLE OF TREES DOWN

DRT
Local storm report, Jun 12, 5:40 PM EST, 1 hour 59 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
540 PM EST FRI JUN 12 1998

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

0445 PM    BATTLEGROUND              IN   WIND DAMAGE
06/12/98   TIPPECANOE                     SEVERAL TREES DOWN

0520 PM    FLORA                     IN   WIND DAMAGE
06/11/98   CARROLL                        COUPLE OF TREES DOWN

DRT
Special weather statement, Jun 12, 6:41 PM EST, 58 minutes before
INZ060>092-130500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
641 PM EST FRI JUN 12 1998

...TORNADO WATCH FOR SOUTHERN INDIANA UNTIL MIDNIGHT EST...

A TORNADO WATCH HAS BEEN ISSUED FOR ALL OF SOUTHERN INDIANA UNTIL
MIDNIGHT EST. THE WATCH IS SOUTH OF A LINE FROM SULLIVAN TO
BLOOMINGTON TO BROOKVILLE IN FRANKLIN COUNTY. SOME CITIES IN THE
WATCH ARE EVANSVILLE...BEDFORD...BATESVILLE...VINCENNES AND JASPER.

VERY STRONG TO POSSIBLY SEVERE THUNDERSTORMS WILL MOVE THROUGH THE
AREA THIS EVENING. THESE STORMS HAVE A HISTORY OF PRODUCING WINDS
GUSTING IN EXCESS OF 50 MILES AN HOUR AND LARGE HAIL. TORNADOES ARE
ALSO POSSIBLE WITH THESE STORMS. RAINFALL AMOUNTS IN EXCESS ON 1 INCH
AN HOUR MY OCCUR. THE RAIN WILL ONLY LAST FOR AROUND 1 HOUR.

TORNADOE WATCHES CONTINIUE IN EFFECT FOR NORTHWEST AND NORTHCENTRAL
INDIANA UNTIL 9PM AND UNTIL 10PM FOR CENTRAL AND EASTERN INDIANA.

THIS IS A DANGEOUS SITUATION. BE PREPARED TO TAKE COVER QUICKLY.
LISTEN TO RELIABLE SOURCES SUCH AS WEATHER RADIO 2000 FOR THE LATES
STATEMENTS AND POSSIBLE WARNINGS.

HAINES
Local storm report, Jun 12, 7:30 PM EST, 9 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
730 PM EST FRI JUN 12 1998

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

0520 PM    FLORA                     IN   WIND DAMAGE
06/12/98   CARROLL                        SEVERAL TREES DOWN

0445 PM    BATTLEGROUND              IN   WIND DAMAGE
06/12/98   TIPPICANOE                     COUPLE OF TREES DOWN

0556 PM    KOKOMO                    IN   15 INCH HEALTH TREE DOWN
06/12/98   HOWARD

0606 PM    ADVANCE                   IN   ESTIMATED 60 MPH WIND
06/12/98   BOONE

0616 PM    LEBANON                   IN   SEVERAL TREES DOWN
06/12/98           BOONE             IN

1836 PM            TERRE HAUTE       IN   POWER LINES DOWN
06/12/98           VIGO

0645 PM            NORTH TERRE HAUTE IN   ESTIMATED 70 MPH WINDS
06/12/98           VIGO

0638 PM            MT. COMFORT       IN    63 MPH WIND
06/12/98           HANCOCK

0630 PM            OAKLANDON         IN    3 INCH LIMB DOWN
06/12/98           MARION

0650 PM            IRVINGTON         IN    TREE DOWN
06/12/98           MARION

0710 PM            UNKOWN            IN    60 MPH WINDF/ TREE DOWN
06/12/98           RANDOLPH

0914 PM            CARTHAGE          IN    TREES DOWN
06/12/98           RUSH

HAINES
Local storm report, Jun 12, 7:30 PM EST, 9 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
730 PM EST FRI JUN 12 1998

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

0520 PM    FLORA                     IN   WIND DAMAGE
06/12/98   CARROLL                        SEVERAL TREES DOWN

0445 PM    BATTLEGROUND              IN   WIND DAMAGE
06/12/98   TIPPICANOE                     COUPLE OF TREES DOWN

0556 PM    KOKOMO                    IN   15 INCH HEALTH TREE DOWN
06/12/98   HOWARD

0606 PM    ADVANCE                   IN   ESTIMATED 60 MPH WIND
06/12/98   BOONE

0616 PM    LEBANON                   IN   SEVERAL TREES DOWN
06/12/98           BOONE             IN

1836 PM            TERRE HAUTE       IN   POWER LINES DOWN
06/12/98           VIGO

0645 PM            NORTH TERRE HAUTE IN   ESTIMATED 70 MPH WINDS
06/12/98           VIGO

0638 PM            MT. COMFORT       IN    63 MPH WIND
06/12/98           HANCOCK

0630 PM            OAKLANDON         IN    3 INCH LIMB DOWN
06/12/98           MARION

0650 PM            IRVINGTON         IN    TREE DOWN
06/12/98           MARION

0710 PM            UNKOWN            IN    60 MPH WINDF/ TREE DOWN
06/12/98           RANDOLPH

0914 PM            CARTHAGE          IN    TREES DOWN
06/12/98           RUSH

HAINES

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 12, 7:10 PM ESTSevere Thunderstorm WarningINDRandolph35 min
Jun 12, 7:16 PM ESTSevere Thunderstorm WarningINDJohnson, Morgan49 min
Jun 12, 7:16 PM ESTSevere Thunderstorm WarningINDRush, Shelby49 min

Nearby

Severe Thunderstorm Warnings in Indiana, 1998Every severe thunderstorm warning in 1998

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.