Alert archive / Indiana / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 43, NWS Indianapolis, IN

May 29, 1998Howard County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at May 29, 1998, 6:01 PM EST for Howard 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
May 29, 1998, 6:01 PM EST (23:01 UTC)
Expired
May 29, 1998, 6:50 PM EST
In force
49 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Howard County, IN

The radar

The Indianapolis radar (KIND), 87 km from the middle of the area, began a volume at 23:02 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 watch it was issued in

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

IssuedProductOfficeLasted
May 29, 2:30 PM ESTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 11.0 hours before the alert went out and 214 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 12:00Z on 1998-05-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 517 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, Lincoln, IL at 12:00Z on 1998-05-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 28 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
517 J/kg
Mixed-layer CIN
-131 J/kg
Mixed-layer LCL
1022 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
28 m²/s²
0-3 km storm-relative helicity
75 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.4

Open this sounding in Storm Lab

The text

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

119 
WUUS1 KIND 292302 RRA
SVRIND
INC067-292350-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
601 PM EST FRI MAY 29 1998

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WESTERN HOWARD COUNTY IN CENTRAL INDIANA

* UNTIL 650 PM EST

* AT 558 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 15 MILES NORTHWEST OF KOKOMO... MOVING TO THE
  SOUTHEAST AT 25 MPH. AMATEUR RADIO OPERATORS REPORTED WINDS OF 58
  MPH IN WHEELING.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  POPLAR GROVE BY 610 PM EST
  HUDSON BY 620 PM EST
  KOKOMO BY 635 PM EST

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

CONLEY


&

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, May 29, 2:35 PM EST, 3 hours 26 minutes before
INZ008-009-012>018-020>050-057>059-292130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
235 PM EST FRI MAY 29 1998

...SEVERE THUNDERSTORM WATCH FOR MUCH OF CENTRAL AND NORTHERN INDIANA
UNTIL 800 PM EST...

A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR MUCH OF CENTRAL AND
NORTHERN INDIANA UNTIL 800 PM THIS EVENING. THE WATCH IS NORTH OF A
LINE FROM 10 MILES NORTH OF TERRE HAUTE TO 20 MILES SOUTH OF
RICHMOND. SOME CITIES IN THE WATCH ARE INDIANAPOLIS...TERRE HAUTE...
FORT WAYNE...ANDERSON...LAFAYETTE...AND KOKOMO.

AT 230 PM EST...THUNDERSTORMS HAVE RAPIDLY DEVELOPED OVER PARTS OF
EAST CENTRAL INDIANA. OTHER STORMS ARE EXPECTED TO DEVELOP ACROSS
NORTH AND CENTRAL INDIANA LATER THIS AFTERNOON AND EVENING. SOME OF
THE STORMS MAY BECOME SEVERE.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS OF 58 MPH OR HIGHER AND
AND LARGE HAIL THREE QUARTER INCH IN DIAMETER OR LARGER.

STAY TUNED TO THIS MEDIA SOURCE FOR FURTHER UPDATES.

SH/JS
Special weather statement, May 29, 2:35 PM EST, 3 hours 26 minutes before
INZ008-009-012>018-020>050-057>059-292130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
235 PM EST FRI MAY 29 1998

...SEVERE THUNDERSTORM WATCH FOR MUCH OF CENTRAL AND NORTHERN INDIANA
UNTIL 800 PM EST...

A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR MUCH OF CENTRAL AND
NORTHERN INDIANA UNTIL 800 PM THIS EVENING. THE WATCH IS NORTH OF A
LINE FROM 10 MILES NORTH OF TERRE HAUTE TO 20 MILES SOUTH OF
RICHMOND. SOME CITIES IN THE WATCH ARE INDIANAPOLIS...TERRE HAUTE...
FORT WAYNE...ANDERSON...LAFAYETTE...AND KOKOMO.

AT 230 PM EST...THUNDERSTORMS HAVE RAPIDLY DEVELOPED OVER PARTS OF
EAST CENTRAL INDIANA. OTHER STORMS ARE EXPECTED TO DEVELOP ACROSS
NORTH AND CENTRAL INDIANA LATER THIS AFTERNOON AND EVENING. SOME OF
THE STORMS MAY BECOME SEVERE.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS OF 58 MPH OR HIGHER AND
AND LARGE HAIL THREE QUARTER INCH IN DIAMETER OR LARGER.

STAY TUNED TO THIS MEDIA SOURCE FOR FURTHER UPDATES.

SH/JS
Special weather statement, May 29, 4:37 PM EST, 1 hour 24 minutes before
INZ008-009-012>018-020>050-057>059-300100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
437 PM EST FRI MAY 29 1998

...SEVERE THUNDERSTORM WATCH FOR MUCH OF CENTRAL AND NORTHERN INDIANA
UNTIL 8PM EST...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR MUCH OF CENTRAL AND
NORTHERN INDIANA UNTIL 8PM THIS EVENING. THE WATCH IS NORTH OF A LINE
FROM 10 MILES NORTH OF TERRE HAUTE TO 20 MILES SOUTH OF RICHMOND.
SOME CITIES IN THE WATCH ARE INDIANAPOLIS...TERRE HAUTE...
FORT WAYNE...ANDERSON...LAFAYETTE AND KOKOMO.

SCATTERED THUNDERSTORMS CONTINUED OVER NORTHERN INDIANA LATE THIS
AFTERNOON MAINLY IN A BAND EXTENDING FROM RENSSELAER TO MUNCIE.

CONLEY
Special weather statement, May 29, 4:37 PM EST, 1 hour 24 minutes before
INZ008-009-012>018-020>050-057>059-300100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
437 PM EST FRI MAY 29 1998

...SEVERE THUNDERSTORM WATCH FOR MUCH OF CENTRAL AND NORTHERN INDIANA
UNTIL 8PM EST...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR MUCH OF CENTRAL AND
NORTHERN INDIANA UNTIL 8PM THIS EVENING. THE WATCH IS NORTH OF A LINE
FROM 10 MILES NORTH OF TERRE HAUTE TO 20 MILES SOUTH OF RICHMOND.
SOME CITIES IN THE WATCH ARE INDIANAPOLIS...TERRE HAUTE...
FORT WAYNE...ANDERSON...LAFAYETTE AND KOKOMO.

SCATTERED THUNDERSTORMS CONTINUED OVER NORTHERN INDIANA LATE THIS
AFTERNOON MAINLY IN A BAND EXTENDING FROM RENSSELAER TO MUNCIE.

CONLEY
Special weather statement, May 29, 5:54 PM EST, 7 minutes before
INZ008-009-012>018-020>050-057>059-300100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
554 PM EST FRI MAY 29 1998

...SEVERE THUNDERSTORM WATCH FOR MUCH OF CENTRAL AND NORTHERN INDIANA
UNTIL 8PM EST...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR MUCH OF CENTRAL AND
NORTHERN INDIANA UNTIL 8PM THIS EVENING.

THE WATCH IS NORTH OF A LINE FROM 10 MILES NORTH OF TERRE HAUTE TO 20
MILES SOUTH OF RICHMOND.

SOME CITIES IN THE WATCH ARE INDIANAPOLIS... TERRE HAUTE... FORT
WAYNE... ANDERSON...LAFAYETTE AND KOKOMO.

SCATTERED THUNDERSTORMS CONTINUED OVER NORTHERN INDIANA MAINLY IN A
RECTANGLE WITH RENSSELAER... LAFAYETTE... FORT WAYNE... AND MUNCIE AS
ITS CORNERS.

CONLEY
Special weather statement, May 29, 5:54 PM EST, 7 minutes before
INZ008-009-012>018-020>050-057>059-300100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
554 PM EST FRI MAY 29 1998

...SEVERE THUNDERSTORM WATCH FOR MUCH OF CENTRAL AND NORTHERN INDIANA
UNTIL 8PM EST...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR MUCH OF CENTRAL AND
NORTHERN INDIANA UNTIL 8PM THIS EVENING.

THE WATCH IS NORTH OF A LINE FROM 10 MILES NORTH OF TERRE HAUTE TO 20
MILES SOUTH OF RICHMOND.

SOME CITIES IN THE WATCH ARE INDIANAPOLIS... TERRE HAUTE... FORT
WAYNE... ANDERSON...LAFAYETTE AND KOKOMO.

SCATTERED THUNDERSTORMS CONTINUED OVER NORTHERN INDIANA MAINLY IN A
RECTANGLE WITH RENSSELAER... LAFAYETTE... FORT WAYNE... AND MUNCIE AS
ITS CORNERS.

CONLEY

The office that day

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

IssuedProductOfficeCountiesLasted
May 29, 1:57 PM ESTSevere Thunderstorm WarningINDDelaware48 min
May 29, 3:08 PM ESTSevere Thunderstorm WarningINDDelaware32 min
May 29, 6:20 PM ESTSevere Thunderstorm WarningINDRandolph65 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; radar from the NEXRAD Level II archive.