Alert archive / Tennessee / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 302, NWS Memphis, TN

June 14, 1998Weakley County, Tennessee

NWS Memphis, TN issued this severe thunderstorm warning at Jun 14, 1998, 6:59 PM CDT for Weakley County, Tennessee. It was in force for 31 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 14, 1998, 6:59 PM CDT (23:59 UTC)
Expired
Jun 14, 1998, 7:30 PM CDT
In force
31 min
Issued by
NWS Memphis, TN
Area
Whole counties

County Weakley County, TN

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 14, 4:00 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 12.0 hours before the alert went out and 191 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 1998-06-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 6 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 1998-06-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 254 square meters per square second.1939587897Sfc1 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
6 J/kg
Mixed-layer CIN
-256 J/kg
Mixed-layer LCL
813 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
254 m²/s²
0-3 km storm-relative helicity
350 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

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 Memphis, TN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 14, 12:43 AM CDTSevere Thunderstorm WarningMEGDyer32 min
Jun 14, 1:11 AM CDTSevere Thunderstorm WarningMEGObion34 min
Jun 14, 1:13 AM CDTTornado WarningMEGDyer32 min
Jun 14, 1:30 AM CDTSevere Thunderstorm WarningMEGGibson45 min
Jun 14, 2:08 AM CDTSevere Thunderstorm WarningMEGCarroll42 min
Jun 14, 5:36 PM CDTTornado WarningMEGLake34 min
Jun 14, 6:02 PM CDTSevere Thunderstorm WarningMEGObion48 min
Jun 14, 6:28 PM CDTSevere Thunderstorm WarningMEGWeakley32 min
Jun 13, 10:27 PM CDTSevere Thunderstorm WarningMEGLawrence48 min
Jun 14, 4:05 PM CDTSevere Thunderstorm WarningMEGClay45 min
Jun 14, 6:43 PM CDTSevere Thunderstorm WarningMEGLee47 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 1998Every severe thunderstorm warning in 1998

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.