Alert archive / Kentucky / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 53, NWS Jackson, KY

June 29, 1994Knox County, Kentucky

NWS Jackson, KY issued this severe thunderstorm warning at Jun 29, 1994, 5:40 PM EDT for Knox County, Kentucky. It was in force for 35 min.

The area

The counties it named.

The facts

Issued
Jun 29, 1994, 5:40 PM EDT (21:40 UTC)
Expired
Jun 29, 1994, 6:15 PM EDT
In force
35 min
Issued by
NWS Jackson, KY
Area
Whole counties

County Knox County, KY

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 9.7 hours before the alert went out and 260 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, Nashville Metro, TN at 12:00Z on 1994-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1685 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, Nashville Metro, TN at 12:00Z on 1994-06-29The 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
1685 J/kg
Mixed-layer CIN
-21 J/kg
Mixed-layer LCL
836 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
15 m²/s²
0-3 km storm-relative helicity
82 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.1

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 Jackson, KY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 29, 3:52 PM EDTSevere Thunderstorm WarningJKLHarlan68 min
Jun 29, 4:23 PM EDTSevere Thunderstorm WarningJKLLetcher52 min
Jun 29, 6:10 PM EDTSevere Thunderstorm WarningJKLPike50 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 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.