Alert archive / Kentucky / Flash Flood Warnings in 1992

Flash Flood Warning 20, NWS Jackson, KY

August 8, 1992Clay County, Knox County, Kentucky

NWS Jackson, KY issued this flash flood warning at Aug 8, 1992, 2:41 PM EDT for Clay County, Knox County, Kentucky. It was in force for 94 min.

The area

The counties it named.

The facts

Issued
Aug 8, 1992, 2:41 PM EDT (18:41 UTC)
Expired
Aug 8, 1992, 4:15 PM EDT
In force
94 min
Issued by
NWS Jackson, KY
Area
Whole counties

Counties Clay County, KY, Knox County, KY

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 6.7 hours before the alert went out and 270 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 1992-08-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1136 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 1992-08-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 114 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
1136 J/kg
Mixed-layer CIN
-67 J/kg
Mixed-layer LCL
834 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
114 m²/s²
0-3 km storm-relative helicity
173 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.4

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The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

Nearby

Flash Flood Warnings in Kentucky, 1992Every flash flood warning in 1992

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.