Alert archive / Tennessee / Tornado Warnings in 2002

Tornado Warning 28, NWS Morristown, TN

November 10, 2002Roane County, Tennessee

NWS Morristown, TN issued this tornado warning at Nov 10, 2002, 9:53 PM EST for Roane County, Tennessee. It was in force for 22 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Nov 10, 2002, 9:53 PM EST (02:53 UTC)
Expired: Nov 10, 2002, 10:15 PM EST
In force: 22 min
Issued by: NWS Morristown, TN
Area: Counties, with a storm outline in the text

County Roane County, TN

The radar

The Knoxville radar (KMRX), 114 km from the middle of the area, began a volume at 02:56 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.

What was reported inside it

Time	Report	Where	Remark
Nov 10, 10:03 PM EST	Thunderstorm Wind 74 M	Pine Grove, TN

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

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

Issued	Product	Office	Lasted
Nov 10, 5:50 PM EST	Tornado Watch	SPC	5 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 2.9 hours before the alert went out and 178 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: 1368 J/kg
Mixed-layer CIN: -43 J/kg
Mixed-layer LCL: 1177 m above ground
0-6 km bulk shear: 73 kt
0-1 km storm-relative helicity: 490 m²/s²
0-3 km storm-relative helicity: 560 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 15.0

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KMRX 110253
TORMRX
TNC145-110315-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MORRISTOWN TN
952 PM EST SUN NOV 10 2002

THE NATIONAL WEATHER SERVICE IN MORRISTOWN HAS ISSUED A

* TORNADO WARNING FOR...
  ROANE COUNTY IN EAST TENNESSEE

* UNTIL 1015 PM EST

* AT 845 PM CST...SPOTTERS REPORTED A TORNADO 10 MILES WEST OF
  ROCKWOOD.  NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED THIS
  TORNADIC STORM MOVING EAST AT 55 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  HARRIMAN AROUND 1000 PM EST
  OLIVER SPRINGS AROUND 1010 PM EST

THIS IS AN EXTREMELY DANGEROUS AND POTENTIALLY LIFE THREATENING
SITUATION IF YOU ARE IN THE PATH OF THIS TORNADO...TAKE COVER
IMMEDIATELY

LAT...LON 3598 8487 3580 8484 3589 8429 3605 8434
          3592 8463

$$

TG

The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 10, 7:02 PM EST	Tornado Warning	MRX	McMinn	43 min
Nov 10, 7:12 PM EST	Tornado Warning	MRX	Claiborne	48 min
Nov 10, 7:16 PM EST	Tornado Warning	MRX	Blount, Loudon, Monroe	44 min
Nov 10, 7:55 PM EST	Tornado Warning	MRX	Blount, Knox	50 min
Nov 10, 7:57 PM EST	Tornado Warning	MRX	Bledsoe	33 min
Nov 10, 8:05 PM EST	Tornado Warning	MRX	Sevier	40 min
Nov 10, 8:12 PM EST	Tornado Warning	MRX	Morgan	48 min
Nov 10, 8:19 PM EST	Tornado Warning	MRX	Roane	41 min
Nov 10, 8:25 PM EST	Tornado Warning	MRX	Jefferson	35 min
Nov 10, 8:32 PM EST	Tornado Warning	MRX	Anderson	28 min
Nov 10, 8:41 PM EST	Severe Thunderstorm Warning	MRX	Campbell	64 min
Nov 10, 8:45 PM EST	Tornado Warning	MRX	Knox, Union	60 min
Nov 10, 8:48 PM EST	Tornado Warning	MRX	Cocke	27 min
Nov 10, 8:54 PM EST	Tornado Warning	MRX	Anderson	36 min
Nov 10, 8:59 PM EST	Severe Thunderstorm Warning	MRX	Greene	46 min
Nov 10, 9:07 PM EST	Severe Thunderstorm Warning	MRX	Claiborne	53 min
Nov 10, 9:13 PM EST	Tornado Warning	MRX	Bledsoe, Claiborne	47 min
Nov 10, 9:28 PM EST	Severe Thunderstorm Warning	MRX	Morgan	32 min
Nov 10, 9:28 PM EST	Tornado Warning	MRX	Grainger	47 min
Nov 10, 9:35 PM EST	Tornado Warning	MRX	Morgan	40 min
Nov 10, 9:38 PM EST	Severe Thunderstorm Warning	MRX	Hancock	52 min
Nov 10, 9:42 PM EST	Severe Thunderstorm Warning	MRX	Campbell	48 min
Nov 10, 9:51 PM EST	Tornado Warning	MRX	Anderson, Campbell	39 min
Nov 10, 9:59 PM EST	Tornado Warning	MRX	Claiborne, Union	46 min
Nov 10, 10:05 PM EST	Tornado Warning	MRX	Hancock, Hawkins	40 min
Nov 10, 10:10 PM EST	Tornado Warning	MRX	Morgan, Roane	35 min
Nov 10, 10:21 PM EST	Tornado Warning	MRX	Anderson	39 min
Nov 10, 10:37 PM EST	Tornado Warning	MRX	Hawkins, Sullivan	38 min
Nov 10, 10:41 PM EST	Tornado Warning	MRX	Hancock	49 min
Nov 10, 10:42 PM EST	Severe Thunderstorm Warning	MRX	Bledsoe, Marion, Sequatchie	48 min
Nov 10, 10:46 PM EST	Tornado Warning	MRX	Union	44 min
Nov 10, 10:51 PM EST	Severe Thunderstorm Warning	MRX	Morgan, Roane	39 min
Nov 10, 11:01 PM EST	Severe Thunderstorm Warning	MRX	Hamilton	44 min
Nov 10, 11:05 PM EST	Tornado Warning	MRX	Claiborne, Hancock	40 min
Nov 10, 11:32 PM EST	Severe Thunderstorm Warning	MRX	Bradley, Polk	43 min
Nov 10, 11:48 PM EST	Severe Thunderstorm Warning	MRX	Anderson, Blount, Claiborne, Grainger, Hancock, Jefferson and 5 more	42 min
Nov 11, 12:15 AM EST	Severe Thunderstorm Warning	MRX	Monroe, Polk	60 min

Nearby

Tornado Warnings in Tennessee, 2002 Every tornado warning in 2002 Tornadoes in 2002

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.