Alert archive / Indiana / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 138, NWS Indianapolis, IN

July 19, 1998Madison County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jul 19, 1998, 9:43 PM EST for Madison County, Indiana. It was in force for 32 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
Jul 19, 1998, 9:43 PM EST (02:43 UTC)
Expired
Jul 19, 1998, 10:15 PM EST
In force
32 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Madison County, IN

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 2.7 hours before the alert went out and 183 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 1998-07-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2300 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 1998-07-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 189 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
2300 J/kg
Mixed-layer CIN
-43 J/kg
Mixed-layer LCL
1282 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
189 m²/s²
0-3 km storm-relative helicity
232 m²/s²
Significant tornado parameter
1.0
Supercell composite
7.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KIND 200243
SVRIND
INC095-200315-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
943 PM EST SUN JUL 19 1998

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN AND CENTRAL MADISON COUNTY IN CENTRAL INDIANA

* UNTIL 1015 PM EST

* AT 941 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM SOUTH OF FRANKTON...OR 8 MILES NORTHWEST OF
  ANDERSON... MOVING EAST AT 35 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  ANDERSON
  CHESTERFIELD
  LINWOOD
  NEW COLUMBUS

DAMAGING WINDS AND LARGE HAIL ARE LIKELY. GO INSIDE A STURDY
BUILDING AND STAY AWAY FROM WINDOXWS!

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, Jul 19, 6:39 PM EST, 3 hours 4 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
639 PM EST SUN JUL 19 1998

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

0631 PM    FOREST                    IN   1.75 INCH HAIL
07/19/98   CLINTON                        GOLFBALL SIZE HAIL
                                          COVERING THE GROUND

ELSON
Local storm report, Jul 19, 8:47 PM EST, 56 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
847 PM EST SUN JUL 19 1998

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

0834 PM    RUSHVILLE                 IN   WIND DAMAGE
07/19/98   RUSH                           36 INCH DIAMETER TREE
                                          BLOWN DOWN ONTO A CAR

0836 PM    RUSHVILLE                 IN   WIND DAMAGE
07/19/98   RUSH                           NUMEROUS TREES DOWN

0836 PM    CARTHAGE                  IN   WIND DAMAGE
07/19/98   RUSH                           2 FOOT DIAMETER TREE
                                          BLOWN DOWN

0840 PM    ARLINGTON                IN    WIND DAMAGE
07/19/98   RUSH                           LARGE TREE BLOWN DOWN
                                          ACROSS U.S. 52

ZIMMERMAN
Special weather statement, Jul 19, 9:00 PM EST, 43 minutes before
INZ029-030-036>042-048-049-056-057-064-065-072-200700-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
900 PM EST SUN JUL 19 1998

THE SEVERE THUNDERSTORM WATCH FOR THE NORTHERN HALF OF INDIANA
EXPIRED AT 900 EST.

A SEVERE THUNDERSTORM WATCH FOR PART OF SOUTHEAST INDIANA REMAINS IN
EFFECT UNTIL 200 AM EST.

AT 900 PM EST RADAR INDICATED SCATTERED THUNDERSTORMS CONTINUED OVER
THE EASTERN HALF OF CENTRAL AND OVER SOUTHEAST INDIANA...AND WERE
MOVING TO THE EAST AT 35 MPH.

IF SEVERE WEATHER APPROACHES YOUR LOCATION...SEEK SHELTER IN A STRONG
BUILDING AND AWAY FROM WINDOWS.

ELSON
Local storm report, Jul 19, 9:20 PM EST, 23 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
920 PM EST SUN JUL 19 1998

TIME (EST) .....CITY LOCATION..... STATE  ...EVENT...
DATE       ....COUNTY LOCATION....        ...REMAR,KS...

0917 PM    MUNCIE                    IN   1.75 INCH HAIL
07/19/98   DELAWARE

ELSON

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 19, 7:46 PM ESTSevere Thunderstorm WarningINDBoone34 min
Jul 19, 7:59 PM ESTSevere Thunderstorm WarningINDClinton36 min
Jul 19, 8:11 PM ESTSevere Thunderstorm WarningINDRush34 min
Jul 19, 8:15 PM ESTSevere Thunderstorm WarningINDHamilton35 min
Jul 19, 8:40 PM ESTSevere Thunderstorm WarningINDMadison30 min
Jul 19, 9:14 PM ESTSevere Thunderstorm WarningINDDelaware31 min
Jul 19, 9:21 PM ESTSevere Thunderstorm WarningINDRandolph49 min
Jul 19, 11:13 PM ESTSevere Thunderstorm WarningINDRush32 min
Jul 19, 11:48 PM ESTSevere Thunderstorm WarningINDRush32 min
Jul 20, 1:20 AM ESTSevere Thunderstorm WarningINDJohnson, Marion, Morgan30 min
Jul 20, 1:47 AM ESTSevere Thunderstorm WarningINDShelby33 min
Jul 20, 1:52 AM ESTSevere Thunderstorm WarningINDJohnson33 min
Jul 20, 2:32 AM ESTSevere Thunderstorm WarningINDBartholomew, Decatur33 min
Jul 20, 2:54 AM ESTSevere Thunderstorm WarningINDBrown31 min
Jul 20, 3:06 AM ESTSevere Thunderstorm WarningINDBartholomew34 min
Jul 20, 3:26 AM ESTSevere Thunderstorm WarningINDJohnson, Shelby34 min
Jul 20, 5:43 AM ESTFlash Flood WarningINDBartholomew, Decatur, Jennings6 hr
Jul 20, 11:40 AM ESTFlash Flood WarningINDBartholomew, Decatur, Jackson, Jennings5 hr

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.