Alert archive / Indiana / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 124, NWS Northern Indiana

June 29, 1998Elkhart County, Saint Joseph County, Indiana

NWS Northern Indiana issued this severe thunderstorm warning at Jun 29, 1998, 6:58 PM EST for Elkhart County, Saint Joseph County, Indiana. It was in force for 47 min. 2 reports 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 29, 1998, 6:58 PM EST (23:58 UTC)
Expired
Jun 29, 1998, 7:45 PM EST
In force
47 min
Issued by
NWS Northern Indiana
Area
Whole counties

Counties Elkhart County, IN, Saint Joseph County, IN

What was reported inside it

TimeReportWhereRemark
Jun 29, 7:22 PM ESTHail 1Osceola, INSEVERAL TREES DOWN IN TOWN.
Jun 29, 7:22 PM ESTHail 0.75Elkhart, IN

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

Detroit, MI (KDTX), launched 12:00Z, 12.0 hours before the alert went out and 251 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, Detroit, MI at 12:00Z on 1998-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Detroit, MI at 12:00Z on 1998-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -11 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1826 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
-11 m²/s²
0-3 km storm-relative helicity
169 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KFWA 292358 RRA
SVRFWA
INC039-141-300045-

BULLETIN- EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTHERN INDIANA
658 PM EST (658 PM CDT) MON JUN 29 1998

THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ELKHART COUNTY IN NORTH CENTRAL INDIANA
  EASTERN ST JOSEPH COUNTY IN NORTH CENTRAL INDIANA

* UNTIL 745 PM EST

* AT 656 PM EST... DOPPLER RADAR AT NORTH WEBSTER INDICATED A
  SEVERE THUNDERSTORM 5 MILES WEST OF ELKHART MOVING EAST AT 25 MPH.

* SOME LOCATIONS IN THE PATH OF THIS SEVERE THUNDERSTORM ARE...
  ELKHART
  DUNLAP
  BRISTOL
  GOSHEN
  OSCEOLA
  MISHAWAKA

SEEK SHELTER INSIDE A STURDY BUILDING AWAY FROM WINDOWS.  SEVERE
THUNDERSTORMS PRODUCE DESTRUCTIVE HAIL AND DAMAGING WINDS.

A TORNADO WATCH IS ALSO IN EFFECT.  SEVERE THUNDERSTORMS CAN
PRODUCE TORNADOES.
TAL/JLA

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.

NWS Northern Indiana wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 29, 10:00 AM EST, 8 hours 58 minutes earlier.

Area forecast discussion, Jun 29, 10:00 AM EST, 8 hours 58 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NORTHERN INDIANA
1000 AM EST MON JUN 29 1998

CONVECTION IS EXITING ERN SECTIONS OF CWA.  SATELLITE AND SURFACE
OBS SHOW MOSTLY CLOUDY CONDITIONS ACROSS REGION.  CLOUD COVER IS
DECREASING...HOWEVER...AND WITH AFTN HEATING TSRA CAN BE EXPECTED
BY 21Z.  PW VALUES ARE STILL 1.0 TO 1.5 INCHES ACROSS REGION SO
LOCALLY HEAVY RAINFALL CAN BE EXPECTED WITH THE STRONGER
THUNDERSTORMS.  CURRENT FORECASTS LOOK GOOD WITH MENTION OF WARM
CONDITIONS AND STRONG STORMS POSSIBLE.

.IWX...NONE.

OHARA

In the hours before

Special weather statement, Jun 29, 6:29 PM EST, 29 minutes before
INZ003-008-009-012>018-020-022>027-032>034-300620-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
629 PM EST (629 PM CDT) MON JUN 29 1998

THE STORM PREDICTION CENTER HAS ISSUED TORNADO WATCH 705 FOR A
LARGE PART OF INDIANA...

THIS INCLUDES THE FOLLOWING COUNTIES OF...LAPORTE...MARSHALL...
STARKE...PULASKI...WHITE...CASS...WABASH...MIAMI...KOSCIUSKO...
NOBLE...DEKALB...ALLEN...WELLS...BLACKFORD...JAY...HUNTINGTON...
GRANT...ADAMS...FULTON AND WHITLEY IN INDIANA.

WARM MOIST AND UNSTABLE AIR COVERS THE AREA AND A COLD FRONT WILL
SWEEP THROUGH THE AREA GENERATING SEVERE THUNDERSTORMS PRODUCING
HAIL TO 2 INCHES IN DIAMETER AND WIND GUSTS TO 95 MPH ALONG WITH
DEADLY LIGHTNING AND TORRENTIAL RAINS.  ALSO TORNADOES ARE A STRONG
POSSIBILITY.

THIS IS A POTENTIALLY DANGEROUS WEATHER SITUATION.

IF YOU SPOT A TORNADO...NEVER TRY TO OUTRUN IT IN A CAR.  CARS ARE
EASILY TOSSED AROUND BY TORNADO WINDS.

LAMBERTY.
Special weather statement, Jun 29, 6:34 PM EST, 24 minutes before
INZ003-008-009-012>018-020-022>027-032>034-300620-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
629 PM EST (629 PM CDT) MON JUN 29 1998
                                                                               ...THE STORM PREDICTION CENTER HAS ISSUED TORNADO WATCH 705 FOR A
LARGE PART OF INDIANA UNTIL 100 AM EST...

THIS INCLUDES THE FOLLOWING COUNTIES OF...LAPORTE...MARSHALL...
STARKE...PULASKI...WHITE...CASS...WABASH...MIAMI...KOSCIUSKO...
NOBLE...DEKALB...ALLEN...WELLS...BLACKFORD...JAY...HUNTINGTON...
GRANT...ADAMS...FULTON AND WHITLEY IN INDIANA.

WARM MOIST AND UNSTABLE AIR COVERS THE AREA AND A COLD FRONT WILL
SWEEP THROUGH THE AREA GENERATING SEVERE THUNDERSTORMS PRODUCING
HAIL TO 2 INCHES IN DIAMETER AND WIND GUSTS TO 95 MPH ALONG WITH
DEADLY LIGHTNING AND TORRENTIAL RAINS.  ALSO TORNADOES ARE A STRONG
POSSIBILITY.

THIS IS A POTENTIALLY DANGEROUS WEATHER SITUATION.

IF YOU SPOT A TORNADO...NEVER TRY TO OUTRUN IT IN A CAR.  CARS ARE
EASILY TOSSED AROUND BY TORNADO WINDS.

LAMBERTY...CORRECTED TO ADD TIMES
Special weather statement, Jun 29, 6:41 PM EST, 17 minutes before
INZ003-008-009-012>018-020-022>027-032>034-300620-

SPECIAL WEATHER STATEMENT...CORRECTION
NATIONAL WEATHER SERVICE NORTHERN INDIANA
629 PM EST (629 PM CDT) MON JUN 29 1998
                                                                               ...THE STORM PREDICTION CENTER HAS ISSUED TORNADO WATCH 705 FOR A
LARGE PART OF INDIANA UNTIL 100 AM EDT...1200 AM EST...

THIS INCLUDES THE FOLLOWING COUNTIES OF...LAPORTE...MARSHALL...
STARKE...PULASKI...WHITE...CASS...WABASH...MIAMI...KOSCIUSKO...
NOBLE...DEKALB...ALLEN...WELLS...BLACKFORD...JAY...HUNTINGTON...
GRANT...ADAMS...FULTON AND WHITLEY IN INDIANA.

WARM MOIST AND UNSTABLE AIR COVERS THE AREA AND A COLD FRONT WILL
SWEEP THROUGH THE AREA GENERATING SEVERE THUNDERSTORMS PRODUCING
HAIL TO 2 INCHES IN DIAMETER AND WIND GUSTS TO 95 MPH ALONG WITH
DEADLY LIGHTNING AND TORRENTIAL RAINS.  ALSO TORNADOES ARE A STRONG
POSSIBILITY.

THIS IS A POTENTIALLY DANGEROUS WEATHER SITUATION.

IF YOU SPOT A TORNADO...NEVER TRY TO OUTRUN IT IN A CAR.  CARS ARE
EASILY TOSSED AROUND BY TORNADO WINDS.

LAMBERTY...CORRECTED FOR EXPIRATION TIME

The office that day

Everything else NWS Northern Indiana issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 28, 8:35 PM ESTSevere Thunderstorm WarningIWXWhite45 min
Jun 28, 8:56 PM ESTSevere Thunderstorm WarningIWXFulton49 min
Jun 28, 9:31 PM ESTSevere Thunderstorm WarningIWXKosciusko49 min
Jun 28, 9:53 PM ESTFlash Flood WarningIWXWhite2 hr
Jun 28, 11:51 PM ESTSevere Thunderstorm WarningIWXFulton, Pulaski44 min
Jun 28, 11:54 PM ESTSevere Thunderstorm WarningIWXAdams, Jay46 min
Jun 29, 12:33 AM ESTSevere Thunderstorm WarningIWXJay32 min
Jun 29, 1:03 AM ESTFlash Flood WarningIWXJay2 hr
Jun 29, 1:07 AM ESTSevere Thunderstorm WarningIWXJay33 min
Jun 29, 2:49 PM ESTTornado WarningIWXAllen51 min
Jun 29, 6:35 PM ESTSevere Thunderstorm WarningIWXPulaski, Starke, White65 min
Jun 29, 6:35 PM ESTSevere Thunderstorm WarningIWXLaPorte65 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.