Alert archive / Tennessee / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 138, NWS Morristown, TN

June 2, 1997Campbell County, Tennessee

NWS Morristown, TN issued this severe thunderstorm warning at Jun 2, 1997, 6:09 PM EDT for Campbell County, Tennessee. It was in force for 66 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 2, 1997, 6:09 PM EDT (22:09 UTC)
Expired: Jun 2, 1997, 7:15 PM EDT
In force: 66 min
Issued by: NWS Morristown, TN
Area: Whole counties

County Campbell County, TN

The radar

The Knoxville radar (KMRX), 72 km from the middle of the area, began a volume at 22:11 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 10.2 hours before the alert went out and 222 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 70 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 526 m above ground
0-6 km bulk shear: 13 kt
0-1 km storm-relative helicity: 5 m²/s²
0-3 km storm-relative helicity: 3 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.

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 2, 3:06 PM EDT, 3 hours 3 minutes earlier.

Area forecast discussion, Jun 2, 3:06 PM EDT, 3 hours 3 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 1, 8:09 PM EDT	Severe Thunderstorm Warning	MRX	Greene	51 min
Jun 1, 8:21 PM EDT	Severe Thunderstorm Warning	MRX	Sullivan, Washington	69 min
Jun 1, 8:30 PM EDT	Severe Thunderstorm Warning	MRX	Hawkins	45 min
Jun 2, 1:57 AM EDT	Severe Thunderstorm Warning	MRX	Grainger, Hancock	48 min
Jun 2, 2:18 PM EDT	Severe Thunderstorm Warning	MRX	Greene	42 min
Jun 2, 2:31 PM EDT	Severe Thunderstorm Warning	MRX	Cocke	44 min
Jun 2, 3:37 PM EDT	Severe Thunderstorm Warning	MRX	Blount	68 min
Jun 2, 4:19 PM EDT	Severe Thunderstorm Warning	MRX	Sevier	41 min
Jun 2, 4:21 PM EDT	Severe Thunderstorm Warning	MRX	Jefferson	39 min
Jun 2, 4:37 PM EDT	Severe Thunderstorm Warning	MRX	Carter	68 min
Jun 2, 5:01 PM EDT	Severe Thunderstorm Warning	MRX	Grainger	29 min
Jun 2, 5:23 PM EDT	Severe Thunderstorm Warning	MRX	Union	37 min
Jun 2, 5:51 PM EDT	Severe Thunderstorm Warning	MRX	Claiborne	54 min
Jun 2, 6:36 PM EDT	Severe Thunderstorm Warning	MRX	Lee	39 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 1997 Every severe thunderstorm warning in 1997

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; radar from the NEXRAD Level II archive.