Alert archive / Tennessee / Special Weather Statements in 2014

Special Weather Statement, NWS Morristown, TN

June 20, 2014Sullivan County, Tennessee; Scott County, Virginia

NWS Morristown, TN issued this special weather statement at Jun 20, 2014, 4:12 PM EDT for Sullivan County, Tennessee; Scott County, Virginia. It was in force for 48 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jun 20, 2014, 4:12 PM EDT (20:12 UTC)
Expired: Jun 20, 2014, 5:00 PM EDT
In force: 48 min
Issued by: NWS Morristown, TN

Counties Sullivan County, TN, Scott County, VA

The radar

The Knoxville radar (KMRX), 93 km from the middle of the area, began a volume at 20:16 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

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 8.2 hours before the alert went out and 240 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: 160 J/kg
Mixed-layer CIN: -109 J/kg
Mixed-layer LCL: 1171 m above ground
0-6 km bulk shear: 10 kt
0-1 km storm-relative helicity: -8 m²/s²
0-3 km storm-relative helicity: 36 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Jun 20, 2:52 PM EDT, 1 hour 20 minutes earlier.

Area forecast discussion, Jun 20, 2:52 PM EDT, 1 hour 20 minutes before

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Hazardous weather outlook, Jun 20, 3:13 PM EDT, 59 minutes before

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In the hours before

Local storm report, Jun 20, 11:07 AM EDT, 5 hours 5 minutes before

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Local storm report, Jun 20, 11:09 AM EDT, 5 hours 3 minutes before

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Special weather statement, Jun 20, 3:08 PM EDT, 1 hour 4 minutes before

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Special weather statement, Jun 20, 4:12 PM EDT, 0 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 20, 3:08 PM EDT	Special Weather Statement	MRX	Anderson, Loudon, Roane	52 min
Jun 20, 4:18 PM EDT	Special Weather Statement	MRX	Jefferson	57 min
Jun 20, 4:59 PM EDT	Areal Flood Advisory	MRX	Hancock, Hawkins, Sullivan	2 hr
Jun 20, 5:19 PM EDT	Special Weather Statement	MRX	Roane	41 min
Jun 19, 8:02 PM EDT	Special Weather Statement	MRX	Russell, Scott, Washington, Wise, City of Bristol, City of Norton	58 min
Jun 20, 7:02 PM EDT	Special Weather Statement	MRX	Catoosa	28 min

Nearby

Special Weather Statements in Tennessee, 2014 Special Weather Statements in Virginia, 2014 Every special weather statement in 2014

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.