Alert archive / Indiana / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 80, NWS Indianapolis, IN

June 30, 1990Union County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jun 30, 1990, 4:04 PM EST for Union County, Indiana. It was in force for 26 min.

The area

The counties it named.

The facts

Issued
Jun 30, 1990, 4:04 PM EST (21:04 UTC)
Expired
Jun 30, 1990, 4:30 PM EST
In force
26 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Union County, IN

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 12:00Z, 9.1 hours before the alert went out and 69 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 12:00Z on 1990-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1097 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, Dayton/James M C, OH at 12:00Z on 1990-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 120 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
1097 J/kg
Mixed-layer CIN
-42 J/kg
Mixed-layer LCL
1020 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
120 m²/s²
0-3 km storm-relative helicity
135 m²/s²
Significant tornado parameter
0.5
Supercell composite
3.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KIND 302104
SVRIND
INC161-302130-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
404 PM EST SAT JUN 30 1990
 
THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  430 PM EST
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN EAST CENTRAL INDIANA
          ...UNION
 
AT 400 PM EST RADAR SHOWED A SEVERE THUNDERSTORM 15 MILES SOUTHWEST OF
RICHMOND...NEAR THE WHITEWATER STATE PARK.
 
THIS STORM IS CAPABLE OF PRODUCING LARGE HAIL AS IT MOVES EAST AT 30
MILES AN HOUR.
 
PEOPLE IN THE WHITWATER STATE PARK...THE TOWNS OF LIBERTY AND LOTUS
ARE IN THE PATH OF THIS STORM AND SHOULD PREPARE FOR STRONG
WINDS AND HEAVY RAIN.
 
 
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING.  DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
WJG

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 30, 12:01 PM EST, 4 hours 3 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
1155 AM EST SAT JUN 30 1990

A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 4 PM EST FOR A LARGE
PART OF SOUTHWEST INDIANA. THE WATCH IS GENERALLY TO THE SOUTHWEST
OF A LINE FROM 15 MILES NORTHWEST OF TERRE HAUTE TO 30 MILES SOUTHEAST
OF BLOOMINGTON.

SOME CITIES INCLUDED ARE... TERRE HAUTE...BLOOMINGTON...EVANSVILLE...
VINCENNES...JASPER AND PETERSBURG.

AT 1145 AM EST RADAR SHOWED AN AREA OF STRONG THUNDERSTORMS IN SOUTHEAST
ILLINOIS. THE STORMS WERE MOVING SOUTHEAST AT 30 MILES AN HOUR AND WILL
ENTER SULLIVAN AND KNOX COUNTIES OF SOUTHWEST INDIANA AT 1215 PM EST.

SO FAR NO SEVERE WEATHER WAS REPORTED BY STATE POLICE IN ILLINOIS.
HOWEVER...PERSONS IN SULIVAN AND KNOX COUNTIES OF SOUTHWEST INDIANA
SHOULD BE ALERT FOR THE APPROACHING THUNDERSTORMS. IT THREATENING
CONDITIONS ARE SIGHTED...MOVE TO A SAFE PLACE AT ONCE.

KOLDITZ
Special weather statement, Jun 30, 1:11 PM EST, 2 hours 53 minutes before
INZ008>015-010100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
105  PM EST SAT JUN 30 1990

IN INDIANA SEVERE THUNDERSTORM WATCH NUMBER 563 IS IN EFFECT
UNTIL 800 PM  EST AND INCLUDES THAT PART OF INDIANA...
SOUTH OF A LINE FROM 35 MILES NORTH OF TERRE HAUTE TO 10 MILES
NORTHEAST OF RICHMOND IN EAST CENTRAL INDIANA.

SOME CITIES INCLUDED ARE... TERRE HAUTE...INDIANAPOLIS...RICHMOND
BLOOMINGTON...COLUMBUS...PETERSBURG...BEDFORD...SEYMOUR AND
EVANSVILLE

THIS WATCH REPLACES SEVERE THUNDERSTORM WATCH NUMBER 562.

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.
WJG
Special weather statement, Jun 30, 1:57 PM EST, 2 hours 7 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
155 PM EST SAT JUN 30 1989

AT 150 PM EST RADAR SHOWED THUNDERSTORMS OVER CENTRAL AND WEST
CENTRAL INDIANA.

ONE THUNDERSTORMS WAS 30 MILES EAST OF INDIANAPOLIS...NEAR THE TOWNS
OF BELLE UNION AND BROAD PARK.

AT 135 PM EST PEA SIZE HAIL WAS REPORTED 4 MILES EAST OF GREENCASTLE
BY AN AMATEUR RADIO OPERATOR.

ANOTHER STORM WAS LOCATED 10 MILES EAST OF CRAWFORDSVILLE.

PERSONS IN THE AREAS AROUND CRAWFORDSVILE...MARTINSVILLE..MOORESVILLE
AND INDIANAPOLIS SHOULD BE PREPARED FOR GUSTY WINDS...HEAVY RAINS
AND FREQUENT LIGHTNING BETWEEN 200 AND 230 PM EST.

RADAR ALSO SHOW THUNDERSTORMS MOVING INTO INDIANA FROM ILLINOIS$
ABOUT 10 MILES NORTHWEST OF TERRE HAUTE NEAR THE THE
TOWN OF CLINTON.

WJG
Special weather statement, Jun 30, 2:47 PM EST, 1 hour 17 minutes before
INZ001>010-010300-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
245 PM EST SAT JUN 30 1990

IN INDIANA SEVERE THUNDERSTORM WATCH NUMBER 566 IS IN EFFECT
UNTIL 1000 PM  EST AND INCLUDES THAT PART OF INDIANA...
NORTH OF A LINE FROM 35 MILES NORTH OF TERRE HAUTE TO 10 MILES
NORTHEAST OF RICHMOND IN EAST CENTRAL INDIANA.

SOME CITIES INCLUDED ARE... SOUTH BEND...FORT WAYNE...MUNCIE...
LAFAYETTE AND ANGOLA.

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.

A SEVERE THUNDERSTtORM WATCH CONTINUES IN EFFECT FOR THE SOUTHERN
HALF OF INDIANA UNTIL 800 PM.
HAINES
Special weather statement, Jun 30, 3:04 PM EST, 1 hour before
INZALL-010300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
305 PM EST SAT JUN 30 1990

A SEVERE THUNDERSTORM WATCH FOR THE SOUTHERN HALF OF INDIANA
IS IN EFFECT UNTIL 800 PM EST..

ANOTHER SEVERE THUNDERSTROM WATCH IS IN EFFECT UNTIL 1000 PM EST
AND COVER THE NORTHERN HALF OF INDIANA.

AT 300 PM EST RADAR SHOWED THUNDERSTORMS FROM LAFAYETTE THROUGH
GREENCASTLE...BLOOMINGTON TO NEAR VINCENNES.

THE STRONGEST STORMS W~ERE ABOUT 30 MILES EAST AND 30 MILES
SOUTHWEST OF INDIANAPOLIS...NEAR THE TOWNS OF COATSVILLE
AND CROWN CENTER.

THESE STORMS WERE MOVING EAST AT 25 TO 30 MILES AN HOUR.
WJG
Special weather statement, Jun 30, 3:46 PM EST, 18 minutes before
INZALL-010300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS INDIANA
345 PM EST SAT JUN 30 1990

TWO SEVERE THUNDERSTORM WATCH ARE IN EFFECT AND COVER ALL OF
INDIANA. THE SOUTHERN WATCH WHICH INCLUDES INDIANAPOLIS IS IN
EFFECT UNTIL 800 PM EST. THE NORTHERN WATCH IS EFFECT UNTIL
1000 PM EST.

AT 330 RADAR SHOWED THRUNDERSTORMS ACROSS INDIANA FROM LAFAYETTE
THROUGH INDIANAPOLIS AREA..TO CINCINNATI.

THE STRONGEST STORM WAS 10 MILES SOUTH OF INDIANAPOLIS NEAR
GREENWOOD AND NEW WHITELAND AND WEST TO MOORSVILLE.

ANOTHER STRONG STORM WAS 25 MILES EAST OF INDIANAPOLIS...
ABOUT 5 MILES EAST OF GREENFIELD.

STRONG GUSTY WINDS...HEAVY RAINS AND FREQUENT LIGHTNING WILL
ACCOMPANY THESE STORMS AT THEY MOVE EAST AT 25 TO 30 MILE AN
HOUR.

WJG

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 30, 12:40 PM ESTSevere Thunderstorm WarningINDVigo50 min
Jun 30, 12:45 PM ESTSevere Thunderstorm WarningINDGibson30 min
Jun 30, 12:49 PM ESTSevere Thunderstorm WarningINDClay41 min
Jun 30, 2:09 PM ESTSevere Thunderstorm WarningINDParke51 min
Jun 30, 4:30 PM ESTSevere Thunderstorm WarningINDLaPorte45 min
Jun 30, 5:15 PM ESTSevere Thunderstorm WarningINDMarshall45 min
Jun 30, 6:07 PM ESTSevere Thunderstorm WarningINDFulton38 min
Jun 30, 6:30 PM ESTSevere Thunderstorm WarningINDMiami45 min

Nearby

Severe Thunderstorm Warnings in Indiana, 1990Every severe thunderstorm warning in 1990

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.