Alert archive / Indiana / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 33, NWS Indianapolis, IN

May 28, 1993Hamilton County, Madison County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at May 28, 1993, 8:08 PM EST for Hamilton County, Madison County, Indiana. It was in force for 52 min.

The area

The counties it named.

The facts

Issued
May 28, 1993, 8:08 PM EST (01:08 UTC)
Expired
May 28, 1993, 9:00 PM EST
In force
52 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

Counties Hamilton County, IN, Madison County, IN

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 00:00Z, 1.1 hours before the alert went out and 146 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 1993-05-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 779 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 00:00Z on 1993-05-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 93 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
779 J/kg
Mixed-layer CIN
-9 J/kg
Mixed-layer LCL
1467 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
93 m²/s²
0-3 km storm-relative helicity
105 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.6

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
May 28, 8:08 PM ESTSevere Thunderstorm WarningINDMarion52 min
May 28, 8:27 PM ESTSevere Thunderstorm WarningINDDelaware, Henry33 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.