Alert archive / Indiana / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 95, NWS Indianapolis, IN

July 8, 1989Vigo County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jul 8, 1989, 3:50 PM EST for Vigo County, Indiana. It was in force for 25 min.

The area

The counties it named.

The facts

Issued
Jul 8, 1989, 3:50 PM EST (20:50 UTC)
Expired
Jul 8, 1989, 4:15 PM EST
In force
25 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Vigo 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, 8.8 hours before the alert went out and 278 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, 1 hour 27 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, 56 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, 25 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

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 8, 4:16 PM ESTSevere Thunderstorm WarningINDVigo29 min
Jul 8, 6:25 PM ESTSevere Thunderstorm WarningINDMarion50 min
Jul 8, 6:44 PM ESTSevere Thunderstorm WarningINDJohnson46 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.