Alert archive / Indiana / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 56, NWS Louisville, KY

June 21, 1994Scott County, Washington County, Indiana

NWS Louisville, KY issued this severe thunderstorm warning at Jun 21, 1994, 3:08 PM EST for Scott County, Washington County, Indiana. It was in force for 37 min.

The area

The counties it named.

The facts

Issued
Jun 21, 1994, 3:08 PM EST (20:08 UTC)
Expired
Jun 21, 1994, 3:45 PM EST
In force
37 min
Issued by
NWS Louisville, KY
Area
Whole counties

Counties Scott County, IN, Washington County, IN

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 12:00Z, 8.1 hours before the alert went out and 204 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 1994-06-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 404 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 1994-06-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 75 square meters per square second.1939Sfc1 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
404 J/kg
Mixed-layer CIN
-67 J/kg
Mixed-layer LCL
1196 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
75 m²/s²
0-3 km storm-relative helicity
77 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 Louisville, KY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 20, 8:49 PM ESTSevere Thunderstorm WarningLMKPulaski26 min
Jun 21, 2:27 PM ESTSevere Thunderstorm WarningLMKClark, Montgomery, Powell48 min
Jun 21, 2:39 PM ESTSevere Thunderstorm WarningLMKEstill51 min
Jun 21, 3:10 PM ESTSevere Thunderstorm WarningLMKMadison35 min
Jun 21, 3:38 PM ESTSevere Thunderstorm WarningLMKMadison32 min
Jun 21, 5:54 PM ESTSevere Thunderstorm WarningLMKGreen36 min
Jun 21, 2:33 PM ESTSevere Thunderstorm WarningLMKCrawford42 min
Jun 21, 3:08 PM ESTSevere Thunderstorm WarningLMKJefferson37 min

Nearby

Severe Thunderstorm Warnings in Indiana, 1994Every severe thunderstorm warning in 1994

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.