Alert archive / Indiana / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 166, NWS Indianapolis, IN

June 28, 1993Kosciusko County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jun 28, 1993, 4:31 AM EST for Kosciusko County, Indiana. It was in force for 29 min.

The area

The counties it named.

The facts

Issued
Jun 28, 1993, 4:31 AM EST (09:31 UTC)
Expired
Jun 28, 1993, 5:00 AM EST
In force
29 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Kosciusko County, IN

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 00:00Z, 9.5 hours before the alert went out and 205 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, Dayton/James M C, OH at 00:00Z on 1993-06-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1440 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Dayton/James M C, OH at 00:00Z on 1993-06-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 20 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
1440 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
1291 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
20 m²/s²
0-3 km storm-relative helicity
45 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSBN 280932 RRA
SVRSBN
INC085-281000-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SOUTH BEND IN
431 AM EST MON JUN 28 1993
 
THE NATIONAL WEATHER SERVICE IN SOUTH BEND HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  500 AM EST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTH CENTRAL INDIANA
 
   ...KOSCIUSKO COUNTY
 
AT 430 AM EST...RADAR INDICATED A SEVERE THUNDERSTORM IN KOSCIUSKO
COUNTY FROM NORTH WEBSTER TO SILVER LAKE...MOVING TO THE SOUTHEAST AT 35
MILES AN HOUR.
 
OTHER COMMUNITIES IN THE PATH OF THIS DANGEROUS STORM INCLUDE WARSAW...
OSWEGO...PIERCETON...CLAYPOOL...AND SIDNEY.
 
 
THIS IS A DANGEROUS STORM.  IF YOU ARE IN ITS PATH YOU \SHOULD
PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND
DEADLY LIGHTNING.  PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.
 
GRIFFIN
 
 
&

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 28, 1:25 AM EST, 3 hours 6 minutes before
INZ001>010-281200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
125 AM EST MON JUN 28 1993

A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 7 AM EST FOR A LARGE
PART OF NORTHERN AND CENTRAL INDIANA AND INCLUDES THAT PART OF INDIANA
NORTH OF A LINE FROM 15 MILES NORTH OF TERRE HAUTE TO 15 MILES SOUTH
OF RICHMOND.

THIS WATCH AREA DOES NOT INCLUDE THE FAR NORTHEAST CORNER OF INDIANA.

SOME CITIES INCLUDED IN THE WATCH AREA ARE SOUTH BEND...FORT WAYNE...
LAFAYETTE...KOKOMO...MARION...CRAWFORDSVILLE...INDIANAPOLIS AND RICHMOND.

REMEMBER...A WATCH MEANS THAT CONDITIONS ARE FAVORABLE FOR SEVERE
WEATHER IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD
BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR
LATER STATEMENTS AND POSSIBLE WARNINGS.
TMA
Special weather statement, Jun 28, 1:29 AM EST, 3 hours 2 minutes before
INZ001>010-281200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
125 AM EST MON JUN 28 1993

A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 7 AM EST FOR A LARGE
PART OF NORTHERN AND CENTRAL INDIANA AND INCLUDES THAT PART OF INDIANA
NORTH OF A LINE FROM 15 MILES NORTH OF TERRE HAUTE TO 15 MILES SOUTH
OF RICHMOND.

THIS WATCH AREA DOES NOT INCLUDE THE FAR NORTHEAST CORNER OF INDIANA.

SOME CITIES INCLUDED IN THE WATCH AREA ARE SOUTH BEND...FORT WAYNE...
LAFAYETTE...KOKOMO...MARION...CRAWFORDSVILLE...INDIANAPOLIS AND RICHMOND.

REMEMBER...A WATCH MEANS THAT CONDITIONS ARE FAVORABLE FOR SEVERE
WEATHER IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD
BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR
LATER STATEMENTS AND POSSIBLE WARNINGS.
TMA
Special weather statement, Jun 28, 3:15 AM EST, 1 hour 16 minutes before
INZ001-002-004-005-006-007-008-009-010-012-003-280915-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
314 AM EST (214 AM CST) MON JUN 28 1993

AT 310 AM EST THE THUNDERSTORMS OVER NORTHWEST INDIANA NEAR LAFAYETTE
HAD WEAKENED. THESE WERE MOSTLY RAIN SHOWERS THAT WERE LOCATED ABOUT
10 TO 15 MILES NORTHWEST AND NORTHEAST OF LAFAYATTE.

MEANWHILE THUNDERSTORMS CONTINUE ACROSS PARTS OF NORTHEAST INDIANA FROM
FORT WAYNE TO JUST NORTH OF PORTLAND AND ALSO OVER EXTREME NORTHERN
INDIANA ABOUT 20 MILES SOUTHWEST OF SOUTH BEND.

THERE WAS NO THUNDERTORMS ACROSS CENTRAL INDIANA.

THE THUNDERSTORMS IN FAR NORTHERN AND NORTHEAST INDIANA WERE MOVING
EAST AT 30 MILES AND HOUR.

JEH
Special weather statement, Jun 28, 3:15 AM EST, 1 hour 16 minutes before
INZ001-002-004-005-006-007-008-009-010-012-003-280915-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
314 AM EST (214 AM CST) MON JUN 28 1993

AT 310 AM EST THE THUNDERSTORMS OVER NORTHWEST INDIANA NEAR LAFAYETTE
HAD WEAKENED. THESE WERE MOSTLY RAIN SHOWERS THAT WERE LOCATED ABOUT
10 TO 15 MILES NORTHWEST AND NORTHEAST OF LAFAYATTE.

MEANWHILE THUNDERSTORMS CONTINUE ACROSS PARTS OF NORTHEAST INDIANA FROM
FORT WAYNE TO JUST NORTH OF PORTLAND AND ALSO OVER EXTREME NORTHERN
INDIANA ABOUT 20 MILES SOUTHWEST OF SOUTH BEND.

THERE WAS NO THUNDERTORMS ACROSS CENTRAL INDIANA.

THE THUNDERSTORMS IN FAR NORTHERN AND NORTHEAST INDIANA WERE MOVING
EAST AT 30 MILES AND HOUR.

JEH
Special weather statement, Jun 28, 3:50 AM EST, 41 minutes before
INZ001-002-004-005-006-007-008-009-010-012-003-281000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
350 AM EST MON JUN 28 1993

THE SEVERE THUNDERSTORM WATCH IS NO LONGER IN EFFECT SOUTH OF A LINE
FROM LAFAYATTE TO MUNCIE.

IT STILL REMAINS IN EFFECT FOR MUCH OF NORTHERN INDIANA UNTIL 700 AM EST.

AT 345 AM EST VERY STRONG THUNDERSTORMS WERE OCCURRING OVER EXTREME
NORTHERN ILLINOIS...FAR NORTHWEST INDIANA NEAR LAKE MICHIGAN AND ALSO OVER
PARTS OF NORTHEAST INDIANA NEAR PORTLAND.

THESE THUNDERSTORMS WERE MOVING EAST SOUTHEAST AT 30 MPH.

JH

D NEAR 15.3N  98.1W

FORECAST VALID 28/1800Z 15.8N  99.6W
MAX WIND  35 KT...GUSTS  45 KT
34 KT... 50NE  50SE  50SW  50NW

FORECAST VALID 29/0600Z 16.4N 101.0W
MAX WIND  35 KT...GUSTS  45 KT
34 KT... 50NE  50SE  50SW  50NW

FORECAST VALID 29/1800Z 17.0N 102.4W
MAX WIND  30 KT...GUSTS  40 KT

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 15.4N  98.5W

EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE

OUTLOOK VALID 30/0600Z 17.7N 104.0W
MAX WIND  30 KT...GUSTS  40 KT

OUTLOOK VALID 01/0600Z 19.0N 107.0W
MAX WIND  30 KT...GUSTS  40 KT

NEXT ADVISORY AT 28/1500Z

MAYFIELD
Special weather statement, Jun 28, 3:51 AM EST, 40 minutes before
INZ001-002-004-005-006-007-008-009-010-012-003-281000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
350 AM EST MON JUN 28 1993

THE SEVERE THUNDERSTORM WATCH IS NO LONGER IN EFFECT SOUTH OF A LINE
FROM LAFAYATTE TO MUNCIE.

IT STILL REMAINS IN EFFECT FOR MUCH OF NORTHERN INDIANA UNTIL 700 AM EST.

AT 345 AM EST VERY STRONG THUNDERSTORMS WERE OCCURRING OVER EXTREME
NORTHERN ILLINOIS...FAR NORTHWEST INDIANA NEAR LAKE MICHIGAN AND ALSO OVER
PARTS OF NORTHEAST INDIANA NEAR PORTLAND.

THESE THUNDERSTORMS WERE MOVING EAST SOUTHEAST AT 30 MPH.

JH

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 27, 7:23 PM ESTSevere Thunderstorm WarningINDFountain, Montgomery52 min
Jun 27, 7:48 PM ESTSevere Thunderstorm WarningINDMorgan, Owen, Putnam32 min
Jun 27, 7:55 PM ESTSevere Thunderstorm WarningINDParke35 min
Jun 27, 10:23 PM ESTSevere Thunderstorm WarningINDClay37 min
Jun 27, 10:59 PM ESTSevere Thunderstorm WarningINDClay, Owen31 min
Jun 28, 12:18 AM ESTSevere Thunderstorm WarningINDCass, Miami27 min
Jun 28, 12:45 AM ESTSevere Thunderstorm WarningINDMiami30 min
Jun 28, 1:46 AM ESTSevere Thunderstorm WarningINDLaPorte59 min
Jun 28, 1:57 AM ESTSevere Thunderstorm WarningINDJasper, Newton33 min
Jun 28, 3:09 AM ESTSevere Thunderstorm WarningINDLaPorte51 min
Jun 28, 3:48 AM ESTSevere Thunderstorm WarningINDStarke42 min
Jun 28, 4:08 AM ESTSevere Thunderstorm WarningINDLaPorte52 min
Jun 28, 10:36 AM ESTSevere Thunderstorm WarningINDHamilton39 min
Jun 28, 12:13 PM ESTSevere Thunderstorm WarningINDGreene, Sullivan47 min
Jun 28, 1:07 PM ESTSevere Thunderstorm WarningINDGreene53 min
Jun 28, 1:44 PM ESTSevere Thunderstorm WarningINDMartin46 min
Jun 28, 2:08 PM ESTTornado WarningINDFountain, Parke37 min
Jun 28, 2:24 PM ESTSevere Thunderstorm WarningINDLawrence36 min
Jun 28, 4:29 PM ESTSevere Thunderstorm WarningINDKnox30 min
Jun 28, 5:50 PM ESTSevere Thunderstorm WarningINDPosey55 min

Nearby

Severe Thunderstorm Warnings in Indiana, 1993Every severe thunderstorm warning in 1993

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.