Alert archive / Virginia / Tornado Warnings in 2002

Tornado Warning 12, NWS Morristown, TN

November 10, 2002Lee County, Virginia

NWS Morristown, TN issued this tornado warning at Nov 10, 2002, 7:39 PM EST for Lee County, Virginia. It was in force for 51 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: Nov 10, 2002, 7:39 PM EST (00:39 UTC)
Expired: Nov 10, 2002, 8:30 PM EST
In force: 51 min
Issued by: NWS Morristown, TN
Area: Counties, with a storm outline in the text

County Lee County, VA

The radar

The Knoxville radar (KMRX), 62 km from the middle of the area, began a volume at 00:43 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 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

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 0.7 hours before the alert went out and 303 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: 316 J/kg
Mixed-layer CIN: -64 J/kg
Mixed-layer LCL: 840 m above ground
0-6 km bulk shear: 50 kt
0-1 km storm-relative helicity: 276 m²/s²
0-3 km storm-relative helicity: 400 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 2.1

Open this sounding in Storm Lab

The text

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

076 
WFUS54 KMRX 110039
TORMRX
VAC105-110130-

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

THE NATIONAL WEATHER SERVICE IN MORRISTOWN HAS ISSUED A

* TORNADO WARNING FOR...
  LEE COUNTY IN SOUTHWEST VIRGINIA

* UNTIL 830 PM EST

* AT 737 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH A DEVELOPING TORNADO 16 MILES WEST OF
  EWING...OR 4 MILES SOUTH OF MIDDLESBOROUGH...MOVING EAST AT 50 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  EWING AROUND 755 PM EST
  ROSE HILL AROUND 805 PM EST
  JONESVILLE AROUND 815 PM EST
  PENNINGTON GAP AROUND 820 PM EST
  PATTONSVILLE AROUND 825 PM EST
  JASPER AROUND 830 PM EST

THIS IS A DANGEROUS STORM. TAKE COVER IMMEDIATELY

IF IN A MOBILE HOME OR VEHICLE...LEAVE IT IMMEDIATELY AND GET INSIDE
A SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH AND COVER YOUR HEAD WITH YOUR HANDS.

NIGHTTIME TORNADOES ARE ESPECIALLY DANGEROUS. TAKE COVER NOW IF YOU
WAIT UNTIL YOU SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A
SAFE PLACE.

LAT...LON 3662 8361 3660 8312 3678 8278 3687 8287

$$

DMG

The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 10, 8:28 PM EST	Tornado Warning	MRX	Lee, Scott	62 min
Nov 10, 9:38 PM EST	Severe Thunderstorm Warning	MRX	Lee	52 min
Nov 10, 10:19 PM EST	Severe Thunderstorm Warning	MRX	Scott, Wise, City of Norton	56 min
Nov 10, 10:41 PM EST	Tornado Warning	MRX	Lee	49 min
Nov 10, 10:46 PM EST	Tornado Warning	MRX	Scott	44 min
Nov 10, 10:58 PM EST	Severe Thunderstorm Warning	MRX	Russell, Washington	47 min
Nov 10, 11:22 PM EST	Severe Thunderstorm Warning	MRX	Wise, City of Norton	38 min
Nov 10, 11:35 PM EST	Tornado Warning	MRX	Lee, Scott	25 min
Nov 10, 11:43 PM EST	Tornado Warning	MRX	Russell	47 min
Nov 10, 11:58 PM EST	Tornado Warning	MRX	Scott	47 min
Nov 11, 12:04 AM EST	Severe Thunderstorm Warning	MRX	Washington	41 min
Nov 11, 12:08 AM EST	Severe Thunderstorm Warning	MRX	Lee, Wise	52 min

Nearby

Tornado Warnings in Virginia, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.