Alert archive / Tennessee / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 292, NWS Morristown, TN

June 3, 1998Campbell County, Scott County, Tennessee

NWS Morristown, TN issued this severe thunderstorm warning at Jun 3, 1998, 4:33 AM EDT for Campbell County, Scott County, Tennessee. It was in force for 32 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 3, 1998, 4:33 AM EDT (08:33 UTC)
Expired
Jun 3, 1998, 5:05 AM EDT
In force
32 min
Issued by
NWS Morristown, TN
Area
Whole counties

Counties Campbell County, TN, Scott County, TN

The watch it was issued in

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

IssuedProductOfficeLasted
Jun 3, 2:00 AM EDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 8.6 hours before the alert went out and 206 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 1998-06-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3179 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 1998-06-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 65 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
3179 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
1434 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
65 m²/s²
0-3 km storm-relative helicity
116 m²/s²
Significant tornado parameter
0.8
Supercell composite
6.0

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.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Morristown, TN wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 3, 2:35 AM EDT, 1 hour 58 minutes earlier.

Area forecast discussion, Jun 3, 2:35 AM EDT, 1 hour 58 minutes before
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In the hours before

Special weather statement, Jun 2, 11:46 PM EDT, 4 hours 47 minutes before
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Special weather statement, Jun 2, 11:53 PM EDT, 4 hours 40 minutes before
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Local storm report, Jun 3, 2:24 AM EDT, 2 hours 9 minutes before
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The office that day

Everything else NWS Morristown, TN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 3, 1:45 AM EDTSevere Thunderstorm WarningMRXFentress30 min
Jun 3, 2:10 AM EDTSevere Thunderstorm WarningMRXMorgan45 min
Jun 3, 5:11 AM EDTSevere Thunderstorm WarningMRXClaiborne34 min
Jun 3, 7:11 PM EDTSevere Thunderstorm WarningMRXJohnson34 min
Jun 3, 7:37 PM EDTSevere Thunderstorm WarningMRXSullivan48 min
Jun 3, 7:50 PM EDTTornado WarningMRXSullivan50 min
Jun 3, 7:52 PM EDTTornado WarningMRXHawkins33 min
Jun 3, 4:18 PM EDTSevere Thunderstorm WarningMRXWise17 min
Jun 3, 4:47 PM EDTSevere Thunderstorm WarningMRXRussell33 min
Jun 3, 6:47 PM EDTSevere Thunderstorm WarningMRXWise48 min
Jun 3, 6:57 PM EDTTornado WarningMRXWise48 min
Jun 3, 7:14 PM EDTTornado WarningMRXScott51 min
Jun 3, 7:17 PM EDTSevere Thunderstorm WarningMRXLee48 min
Jun 3, 7:31 PM EDTSevere Thunderstorm WarningMRXWashington49 min
Jun 3, 7:37 PM EDTSevere Thunderstorm WarningMRXRussell48 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.