Alert archive / Tennessee / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 18, NWS Nashville, TN

April 27, 1994Warren County, Tennessee

NWS Nashville, TN issued this severe thunderstorm warning at Apr 27, 1994, 11:34 AM CDT for Warren County, Tennessee. It was in force for 56 min.

The area

The counties it named.

The facts

Issued
Apr 27, 1994, 11:34 AM CDT (16:34 UTC)
Expired
Apr 27, 1994, 12:30 PM CDT
In force
56 min
Issued by
NWS Nashville, TN
Area
Whole counties

County Warren County, TN

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 4.6 hours before the alert went out and 89 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 1994-04-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2248 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 1994-04-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 251 square meters per square second.193958Sfc1 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
2248 J/kg
Mixed-layer CIN
-29 J/kg
Mixed-layer LCL
649 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
251 m²/s²
0-3 km storm-relative helicity
250 m²/s²
Significant tornado parameter
2.0
Supercell composite
10.4

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
Apr 27, 9:30 AM CDTSevere Thunderstorm WarningOHXDavidson, Sumner60 min
Apr 27, 10:20 AM CDTSevere Thunderstorm WarningOHXRutherford, Wilson55 min
Apr 27, 11:14 AM CDTSevere Thunderstorm WarningOHXCannon61 min
Apr 27, 12:10 PM CDTSevere Thunderstorm WarningOHXHickman65 min
Apr 27, 1:38 PM CDTSevere Thunderstorm WarningOHXMarshall67 min
Apr 27, 1:51 PM CDTSevere Thunderstorm WarningOHXGiles, Lawrence69 min
Apr 27, 1:57 PM CDTSevere Thunderstorm WarningOHXBedford33 min
Apr 27, 2:36 PM CDTTornado WarningOHXLawrence39 min
Apr 27, 4:10 PM CDTSevere Thunderstorm WarningOHXLewis65 min
Apr 27, 5:53 PM CDTSevere Thunderstorm WarningOHXHumphreys67 min
Apr 27, 6:35 PM CDTSevere Thunderstorm WarningOHXMontgomery25 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 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.