Alert archive / Indiana / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 77, NWS Indianapolis, IN

June 14, 1998Johnson County, Marion County, Morgan County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jun 14, 1998, 8:06 PM EST for Johnson County, Marion County, Morgan County, Indiana. It was in force for 49 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 14, 1998, 8:06 PM EST (01:06 UTC)
Expired
Jun 14, 1998, 8:55 PM EST
In force
49 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

Counties Johnson County, IN, Marion County, IN, Morgan County, IN

The watch it was issued in

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

IssuedProductOfficeLasted
Jun 14, 6:30 PM ESTTornado WatchSPC6 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 1.1 hours before the alert went out and 209 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 1998-06-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 98 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 1998-06-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 62 square meters per square second.19395878Sfc1 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
98 J/kg
Mixed-layer CIN
-219 J/kg
Mixed-layer LCL
1032 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
62 m²/s²
0-3 km storm-relative helicity
213 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

001 
WUUS1 KIND 150108 RRA
SVRIND
INC081-097-109-150155-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
806 PM EST SUN JUN 14 1998

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN JOHNSON COUNTY IN CENTRAL INDIANA
  SOUTHERN MARION COUNTY IN CENTRAL INDIANA
  NORTHEASTERN MORGAN COUNTY IN CENTRAL INDIANA

* UNTIL 855 PM EST

* AT 805 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM NEAR PLAINFIELD OR 15 MILES SOUTHWEST OF
  DOWNTOWN INDIANAPOLIS... MOVING SOUTHEAST AT 40 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  SOUTH SIDE OF INDIANAPOLIS
  GREENWOOD BY 825 PM EST
  WAVERLY BY 815 PM EST
  FRANKLIN BY 835 PM EST

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

JAS

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 14, 6:15 PM EST, 1 hour 51 minutes before
INZ051>053-060>065-067>072-081-082-085>088-150500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
615 PM EST SUN JUN 14 1998

...A TORNADO WATCH HAS BEEN ISSUED FOR PARTS OF WEST CENTRAL...
SOUTHWEST...AND SOUTH CENTRAL INDIANA UNTIL MIDNIGHT EST...

THE TORNADO WATCH IS SOUTHWEST OF A LINE FROM 10 MILES NORTHWEST OF
TERRE HAUTE TO 10 MILES NORTHEAST OF DECATUR TO 10 MILES SOUTHEAST OF
MADISON. SOME CITIES INCLUDED IN THE WATCH ARE TERRE HAUTE...
BLOOMINGTON...COLUMBUS...VINCENNES...BEDFORD...SEYMOUR...AND
EVANSVILLE.

A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE
THUNDERSTORMS AND TORNADOES IN AND CLOSE TO THE WATCH AREA.

STAY TUNED TO THIS MEDIA OUTLET FOR FURTHER UPDATES.

JAS
Special weather statement, Jun 14, 6:15 PM EST, 1 hour 51 minutes before
INZ051>053-060>065-067>072-081-082-085>088-150500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
615 PM EST SUN JUN 14 1998

...A TORNADO WATCH HAS BEEN ISSUED FOR PARTS OF WEST CENTRAL...
SOUTHWEST...AND SOUTH CENTRAL INDIANA UNTIL MIDNIGHT EST...

THE TORNADO WATCH IS SOUTHWEST OF A LINE FROM 10 MILES NORTHWEST OF
TERRE HAUTE TO 10 MILES NORTHEAST OF DECATUR TO 10 MILES SOUTHEAST OF
MADISON. SOME CITIES INCLUDED IN THE WATCH ARE TERRE HAUTE...
BLOOMINGTON...COLUMBUS...VINCENNES...BEDFORD...SEYMOUR...AND
EVANSVILLE.

A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE
THUNDERSTORMS AND TORNADOES IN AND CLOSE TO THE WATCH AREA.

STAY TUNED TO THIS MEDIA OUTLET FOR FURTHER UPDATES.

JAS

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 14, 7:00 PM ESTFlash Flood WarningINDHendricks, Montgomery, Parke, Putnam3 hr
Jun 14, 7:00 PM ESTFlash Flood WarningINDFountain, Tippecanoe, Vermillion3 hr
Jun 14, 7:00 PM ESTFlash Flood WarningINDBoone, Clinton3 hr
Jun 14, 7:54 PM ESTSevere Thunderstorm WarningINDHendricks16 min
Jun 14, 8:32 PM ESTFlash Flood WarningINDJohnson, Marion, Shelby3 hr
Jun 14, 9:13 PM ESTFlash Flood WarningINDHancock, Henry, Rush3 hr
Jun 14, 9:13 PM ESTFlash Flood WarningINDBartholomew, Decatur3 hr
Jun 14, 10:02 PM ESTFlash Flood WarningINDParke, Putnam118 min
Jun 14, 10:02 PM ESTFlash Flood WarningINDVermillion118 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.