Alert archive / Tennessee / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 18, NWS Morristown, TN

July 3, 1992Anderson County, Campbell County, Tennessee

NWS Morristown, TN issued this severe thunderstorm warning at Jul 3, 1992, 7:10 AM EDT for Anderson County, Campbell County, Tennessee. It was in force for 50 min.

The area

The counties it named.

The facts

Issued
Jul 3, 1992, 7:10 AM EDT (11:10 UTC)
Expired
Jul 3, 1992, 8:00 AM EDT
In force
50 min
Issued by
NWS Morristown, TN
Area
Whole counties

Counties Anderson County, TN, Campbell County, TN

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 11.2 hours before the alert went out and 218 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 00:00Z on 1992-07-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3554 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 1992-07-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 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
3554 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
1096 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
130 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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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 Morristown, TN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 3, 6:58 AM EDTSevere Thunderstorm WarningMRXCumberland, Morgan62 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 1992Every severe thunderstorm 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.