Alert archive / Indiana / Tornado Warnings in 1989

Tornado Warning 13, NWS Indianapolis, IN

April 28, 1989Daviess County, Indiana

NWS Indianapolis, IN issued this tornado warning at Apr 28, 1989, 10:09 PM EST for Daviess County, Indiana. It was in force for 36 min.

The area

The counties it named.

The facts

Issued
Apr 28, 1989, 10:09 PM EST (03:09 UTC)
Expired
Apr 28, 1989, 10:45 PM EST
In force
36 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Daviess 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

Paducah/Barkley, KY (KPAH), launched 00:00Z, 3.2 hours before the alert went out and 231 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, Paducah/Barkley, KY at 00:00Z on 1989-04-29Temperature 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, Paducah/Barkley, KY at 00:00Z on 1989-04-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -57 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1661 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
-57 m²/s²
0-3 km storm-relative helicity
-41 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.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 28, 7:06 PM ESTSevere Thunderstorm WarningINDBartholomew, Brown54 min
Apr 28, 7:31 PM ESTSevere Thunderstorm WarningINDBartholomew, Decatur29 min
Apr 28, 9:48 PM ESTTornado WarningINDKnox27 min
Apr 29, 1:09 AM ESTFlash Flood WarningINDBartholomew4 hr

Nearby

Tornado Warnings in Indiana, 1989Every tornado warning in 1989Tornadoes 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.