Alert archive / Indiana / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 98, NWS Indianapolis, IN

July 8, 1989Johnson County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jul 8, 1989, 6:44 PM EST for Johnson County, Indiana. It was in force for 46 min.

The area

The counties it named.

The facts

Issued
Jul 8, 1989, 6:44 PM EST (23:44 UTC)
Expired
Jul 8, 1989, 7:30 PM EST
In force
46 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Johnson 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, 11.7 hours before the alert went out and 169 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 1989-07-08Temperature 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, Dayton/James M C, OH at 12:00Z on 1989-07-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 15 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1403 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
15 m²/s²
0-3 km storm-relative helicity
113 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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, Jul 8, 2:23 PM EST, 4 hours 21 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
220 PM EST SAT JUL 8 1989

AT 215 PM EST THUNDERSTORMS WERE WIDELY SCATTERED ALONG A LINE FROM
30 MILES WEST OF LAFAYETTE TO 10 MILES SOUTH OF INDIANAPOLIS.

ONE STORM WAS 30 MILES WEST OF LAFAYETTE OR JUST WEST OF BOSWELL.
ANOTHER STORM WAS 10 MILES SOUTH OF CRAWFORDSVILLE. ANOTHER WAS
15 MILES SOUTHWEST OF INDIANAPOLIS OR JUST WEST OF MOORSEVILLE.

THESE THUNDER5STORMS WILL PRODUCE BRIEF HEAVY RAIN AS THEY MOVE
SOUTHEAST AT 30 MPH.

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MUCH OF WEST CENTRAL AND
SOUTHERN INDIANA UNTIL 9PM THIS EVENING. LISTEN FOR LATER STATEMENTS
AND POSSIBLE WARNINGS.

ALLSOPP
Special weather statement, Jul 8, 2:54 PM EST, 3 hours 50 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
255 PM EST SAT JUL 8 1989

AT 250 PM EST AN ISOLATED THUNDERSTORM WITH VERY HEAVY RAIN WAS
NEAR ATTICA...OR 20 MILES WEST-SOUTHWEST OF LAFAYETTE.

THIS STORM WAS MOVING SOUTHEAST AT 30 MPH AND WILL MOVE TO WINGATE
BY 330PM AND TO CRAWFORDSVILLE BY 4PM.

OTHER STRONG THUNDERSTORMS WERE IN EAST CENTRAL ILLINOIS.

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MUCH OF WEST CEdNTRAL AND
SOUTHERN INDIANA UNTIL 9PM THIS EVENING. LISTEN FOR LATER STATEMENTS
AND POSSIBLE WARNINGS.

ALLSOPP
Special weather statement, Jul 8, 3:25 PM EST, 3 hours 19 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
325 PM EST SAT JUL 8 1989

AT 320 PM EST A STRONG THUNDERSTORM WAS ON THE NORTH SIDE OF
CRAWFORDSVILLE. THIS STORM WILL PRODUCE VERY HEAVY RAIN AS IT MOVES
THROUGH CRAWFORDSVILLE...LADOGA AND ADVANCE BETWEEN 320 AND 400 PM.

OTHER THUNDERSTORMS WERE 10 MILES NORTHEAST OF BLOOMINGTON AND BETWEEN
NASHVILLE AND COLUMBUS IN SOUTH CENTRAL INDIANA. ANOTHER STRONG STORM
WAS NEAR CLINTON OR 10 MILES NORTH OF TERRE HAUTE IN WEST CENTRAL
INDIANA.

THESE STORMS WILL PRODUCE BRIEF HEAVY RAIN AND POSSIBLY SMALL HAIL
AND GUSTY WINDS AS THEY MOVE SOUTHEAST AT 35 MPH.

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MUCH OF WEST CEN{TRAL AND
SOUTHERN INDIANA UNTIL 9PM THIS EVENING. LISTEN FOR LATER STATEMENTS
AND POSSIBLE WARNINGS.
ALLSOPP
Special weather statement, Jul 8, 5:23 PM EST, 1 hour 21 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
525 PM EST SAT JUL 8 1989

THERE IS A SEVERE THUNDERSTORM WATCH FOR WEST CENTRAL AND MUCH OF
SOUTHERN INDIANA UNTIL 900 PM EST.

THUNDERSTORMS WERE WIDELY SCATTERED OVER WEST CENTRAL AND CENTRAL
INDIANA AT 515 PM.

THUNDERSTORMS WERE JUST WEST AND SOUTHWEST OF TERRE HAUTE...AND THEY
WERE DRIFTING SOUTH.

STORMS WERE ALSO FROM PERRYSVILLE TO WALLACE...AROUND RACCOON -AND NEAR
NEW WINCHESTER...ALL OVER WEST CENTRAL INDIANA.

OVER CENTRAL INDIANA...STORMS WERE NEAR MORGANTOWN AND MOUNT AUBURN...
SOUTH OF INDIANAPOLIS.

DS
Special weather statement, Jul 8, 5:54 PM EST, 50 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
555 PM EST SAT JUL 8 1989

THERE IS A SEVERE THUNDERSTORM WATCH FOR WEST CENTRAL AND MUCH OF
SOUTHERN INDIANA UNTIL 900 PM EST.

THUNDERSTORMS WERE WIDELY SCATTERED OVER WEST CENTRAL AND CENTRAL
INDIANA AT 550 PM.

THUNDERSTORMS WERE SOUTHWEST OF TERRE HAUTE...NEAR FAIRBANKS. THEY
WERE MOVING SOUTH.

STORMS WERE ALSO AROUND SHADES STATE PARK...OVER WEST CENTRAL. CAMPERS
SHOULD PROTECT THEMSELVES FROM LIGHTNING...EITHER IN AN ALL METAL
CAMPER...AUTO OR TRUCK.

STORMS WERE NEAR DANVILLE PRODUCING DANGEROUS LIGHTNING AND VERY
HEAVY RAINFALL. HAIL AND STRONG WINDS WERE POSSIBLE. PEOPLE AROUND
DANVILLE SHOULD STYAY INSIDE UNTIL THIS STORM PASSES. IT WAS MOVING
SLOWLY SOUTHEAST.

DS
Special weather statement, Jul 8, 6:18 PM EST, 26 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
620 PM EST SAT JUL 8 1989

THERE IS A SEVERE THUNDERSTORM WATCH FOR WEST CENTRAL AND MUCH OF
SOUTHERN INDIANA UNTIL 900 PM EST.

AROUND 610 PM...40 MPH WINDS AND ONE HALF INCH DIAMETER HAIL WAS
REPORTED BY AMATEUR RADIO...JUST NORTH OF PLAINFIELD. SOME STREET
FLOODING WAS REPORTED IN PLAINFIELD.

THE STORM WAS MOVING OVER THE SOUTHWEST PART OF INDIANAPOLIS. BESIDES
ToHE STRONG WINDS...SMALL HAIL AND HEAVY RAINFALL...THERE WILL BE
DANGEROUS LIGHTNIGHT.

ALSO AROUND 610 PM...ONE HALF INCH DIAMETER HAIL WAS REPORTED AT
WAYNETOWN IN MONTGOMERY COUNTY. THAT STORM WAS MOVING SOUTHEAST
TOWARD CRAWFORDSVILLE.

DS

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 8, 3:50 PM ESTSevere Thunderstorm WarningINDVigo25 min
Jul 8, 4:16 PM ESTSevere Thunderstorm WarningINDVigo29 min
Jul 8, 6:25 PM ESTSevere Thunderstorm WarningINDMarion50 min
Jul 8, 6:49 PM ESTSevere Thunderstorm WarningINDHendricks26 min

Nearby

Severe Thunderstorm Warnings in Indiana, 1989Every severe thunderstorm warning in 1989

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.