Alert archive / Tennessee / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 9, NWS Nashville, TN

February 21, 1993Warren County, White County, Tennessee

NWS Nashville, TN issued this severe thunderstorm warning at Feb 21, 1993, 2:09 PM CST for Warren County, White County, Tennessee. It was in force for 66 min.

The area

The counties it named.

The facts

Issued
Feb 21, 1993, 2:09 PM CST (20:09 UTC)
Expired
Feb 21, 1993, 3:15 PM CST
In force
66 min
Issued by
NWS Nashville, TN
Area
Whole counties

Counties Warren County, TN, White County, TN

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 8.2 hours before the alert went out and 96 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 1993-02-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 1993-02-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 442 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
649 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
442 m²/s²
0-3 km storm-relative helicity
498 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 Nashville, TN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 21, 11:36 AM CSTSevere Thunderstorm WarningOHXHickman69 min
Feb 21, 12:20 PM CSTSevere Thunderstorm WarningOHXWilliamson40 min
Feb 21, 12:45 PM CSTSevere Thunderstorm WarningOHXDavidson, Rutherford60 min
Feb 21, 12:45 PM CSTSevere Thunderstorm WarningOHXMaury60 min
Feb 21, 1:02 PM CSTSevere Thunderstorm WarningOHXMarshall43 min
Feb 21, 1:12 PM CSTSevere Thunderstorm WarningOHXWilson48 min
Feb 21, 1:28 PM CSTSevere Thunderstorm WarningOHXDeKalb, Putnam, Smith47 min
Feb 21, 1:47 PM CSTSevere Thunderstorm WarningOHXCoffee43 min
Feb 21, 1:58 PM CSTTornado WarningOHXPutnam32 min
Feb 21, 2:34 PM CSTSevere Thunderstorm WarningOHXLincoln56 min
Feb 21, 3:21 PM CSTSevere Thunderstorm WarningOHXCoffee69 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 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.