Alert archive / Tennessee / Tornado Warnings in 2012
Tornado Warning 48, NWS Morristown, TN
NWS Morristown, TN issued this tornado warning at Mar 2, 2012, 8:21 PM EST for Lee County, Virginia; Claiborne County, Hancock County, Hawkins County, Tennessee. It was in force for 39 min. 5 reports 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
- Mar 2, 2012, 8:21 PM EST (01:21 UTC)
- Expired
- Mar 2, 2012, 9:00 PM EST
- In force
- 39 min
- Issued by
- NWS Morristown, TN
- Area
- Storm-based polygon
Counties Claiborne County, TN, Hancock County, TN, Hawkins County, TN, Lee County, VA
The radar
The Knoxville radar (KMRX), 53 km from the middle of the area, began a volume at 01:23 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 |
|---|---|---|---|
| Mar 2, 8:23 PM EST | TORNADO | Harrogate-Shawanee, TN | EF2 TORNADO WITH 120 MPH MAX WINDS. PATH WIDTH OF 250 YARD. SEVERAL ROOFS BLOWN OFF OF HOMES. |
| Mar 2, 8:29 PM EST | TORNADO | Harrogate-Shawanee, TN | POSSIBLE TORNADO...DISPATCH REPORTED TREES DOWN AND A FEW HOUSES DAMAGED. |
| Mar 2, 8:42 PM EST | TORNADO | Ewing, VA | POSSIBLE TORNADO IN EWING...DISPATCH REPORTING A HOME WAS DESTROYED. |
| Mar 2, 8:45 PM EST | TORNADO | Ewing, VA | *** 1 INJ *** EF1 TORNADO WITH 110 MPH MAX WINDS. PATH LENGTH OF 4.75 MILES AND A PATH WIDTH OF 200 YARDS. DAMAGED A HOME AND UP-ROOTED TREES. |
| Mar 2, 9:10 PM EST | TORNADO | 3 Se Jonesville, VA | SURVEY FOUND AN EF-1 WITH MAX WINDS OF 95 MPH. PATH WIDTH OF 100 YARDS. PATH LENGTH OF 1 MILE. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 2, 3:19 PM EST | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 00:00Z, 1.4 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.
- Mixed-layer CAPE
- 262 J/kg
- Mixed-layer CIN
- -100 J/kg
- Mixed-layer LCL
- 1382 m above ground
- 0-6 km bulk shear
- 70 kt
- 0-1 km storm-relative helicity
- 150 m²/s²
- 0-3 km storm-relative helicity
- 188 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.3
The text
As transmitted, in the capitals the NWS used until 2016.
271
WFUS54 KMRX 030121
TORMRX
TNC025-067-073-VAC105-030200-
/O.NEW.KMRX.TO.W.0048.120303T0121Z-120303T0200Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MORRISTOWN TN
821 PM EST FRI MAR 2 2012
THE NATIONAL WEATHER SERVICE IN MORRISTOWN HAS ISSUED A
* TORNADO WARNING FOR...
CLAIBORNE COUNTY IN EAST TENNESSEE...
HANCOCK COUNTY IN EAST TENNESSEE...
HAWKINS COUNTY IN EAST TENNESSEE...
LEE COUNTY IN SOUTHWEST VIRGINIA...
* UNTIL 900 PM EST
* AT 819 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 6 MILES
SOUTHWEST OF MIDDLESBORO. DOPPLER RADAR SHOWED THIS TORNADO MOVING
EAST AT 55 MPH.
* LOCATIONS IN THE WARNING INCLUDE...
SNEEDVILLE...JONESVILLE...HARROGATE-SHAWANEE...TAZEWELL...ARTHUR...
CUMBERLAND GAP...EWING...HOWARD QUARTER...EVANSTON...ROSE HILL...
KYLES FORD AND PATTONSVILLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING
GOLFBALL SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM EST FRIDAY EVENING
FOR SOUTHWEST NORTH CAROLINA AND CENTRAL TENNESSEE AND SOUTHWEST
VIRGINIA.
&&
LAT...LON 3676 8292 3669 8292 3667 8295 3659 8298
3659 8292 3644 8292 3645 8391 3659 8392
3659 8369 3663 8364 3667 8353 3667 8341
3673 8326
TIME...MOT...LOC 0120Z 265DEG 47KT 3655 8377
$$
DH1 follow-up statement
702
WWUS54 KMRX 030147
SVSMRX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MORRISTOWN TN
847 PM EST FRI MAR 2 2012
TNC025-067-073-VAC105-030200-
/O.CON.KMRX.TO.W.0048.000000T0000Z-120303T0200Z/
CLAIBORNE TN-HANCOCK TN-HAWKINS TN-LEE VA-
847 PM EST FRI MAR 2 2012
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM EST FOR LEE...
HAWKINS...HANCOCK AND CLAIBORNE COUNTIES...
AT 842 PM EST...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A
SEVERE THUNDERSTORM WITH STRONG ROTATION. A TORNADIC DEBRIS
SIGNATURE WAS ALSO INDICATED WITH THIS STORM NEAR EWING. THIS
TORNADO WAS LOCATED NEAR EWING...OR 14 MILES WEST OF
SNEEDVILLE...MOVING EAST AT 50 MPH.
LOCATIONS IN THE WARNING INCLUDE...
SNEEDVILLE...JONESVILLE...EVANSTON...ROSE HILL...KYLES FORD AND
PATTONSVILLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
STURDY SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST
DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM EST FRIDAY EVENING
FOR SOUTHWEST NORTH CAROLINA AND EAST TENNESSEE AND SOUTHWEST
VIRGINIA.
&&
LAT...LON 3669 8292 3667 8295 3660 8298 3659 8298
3659 8292 3644 8292 3645 8391 3659 8392
3659 8369 3663 8364 3667 8353 3667 8341
3673 8326 3676 8293
TIME...MOT...LOC 0145Z 262DEG 44KT 3660 8340
$$
DHThe office that day
Everything else NWS Morristown, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 2, 7:14 PM EST | Tornado Warning | MRX | Lee, Scott, Wise, City of Norton | 46 min |
| Mar 2, 8:56 PM EST | Tornado Warning | MRX | Lee, Scott | 49 min |
| Mar 2, 9:45 PM EST | Tornado Warning | MRX | Russell, Scott, Washington, City of Bristol | 60 min |
| Mar 2, 9:59 PM EST | Tornado Warning | MRX | Scott | 46 min |
| Mar 2, 10:44 PM EST | Severe Thunderstorm Warning | MRX | Russell, Scott, Washington, City of Bristol | 46 min |
| Mar 2, 7:02 PM EST | Tornado Warning | MRX | Blount, Cocke, Jefferson, Sevier | 43 min |
| Mar 2, 7:06 PM EST | Tornado Warning | MRX | Polk | 39 min |
| Mar 2, 7:10 PM EST | Severe Thunderstorm Warning | MRX | Bradley, Hamilton | 50 min |
| Mar 2, 7:10 PM EST | Tornado Warning | MRX | Campbell, Scott | 50 min |
| Mar 2, 7:40 PM EST | Tornado Warning | MRX | Cocke, Sevier | 35 min |
| Mar 2, 7:48 PM EST | Tornado Warning | MRX | Campbell, Claiborne, Scott | 42 min |
| Mar 2, 7:49 PM EST | Tornado Warning | MRX | Bradley, Hamilton, Polk | 26 min |
| Mar 2, 8:07 PM EST | Tornado Warning | MRX | Bledsoe, Rhea | 38 min |
| Mar 2, 8:10 PM EST | Tornado Warning | MRX | Polk | 35 min |
| Mar 2, 8:29 PM EST | Severe Thunderstorm Warning | MRX | Anderson, Campbell, Morgan, Scott | 46 min |
| Mar 2, 8:35 PM EST | Tornado Warning | MRX | Polk | 40 min |
| Mar 2, 8:38 PM EST | Tornado Warning | MRX | Loudon, Morgan, Rhea, Roane | 37 min |
| Mar 2, 9:05 PM EST | Tornado Warning | MRX | Anderson, Knox, Morgan, Roane | 40 min |
| Mar 2, 9:14 PM EST | Severe Thunderstorm Warning | MRX | Anderson, Campbell, Claiborne, Grainger, Scott, Union | 46 min |
| Mar 2, 9:41 PM EST | Tornado Warning | MRX | Anderson, Grainger, Jefferson, Knox, Sevier, Union | 34 min |
| Mar 2, 9:59 PM EST | Severe Thunderstorm Warning | MRX | Blount, Knox, Sevier | 22 min |
| Mar 2, 10:05 PM EST | Tornado Warning | MRX | Cocke, Grainger, Greene, Hamblen, Hawkins, Jefferson and 1 more | 25 min |
| Mar 2, 10:27 PM EST | Severe Thunderstorm Warning | MRX | Cocke, Greene, Hamblen, Sevier, Unicoi | 48 min |
| Mar 2, 10:57 PM EST | Severe Thunderstorm Warning | MRX | Unicoi | 33 min |
Nearby
Tornado Warnings in Tennessee, 2012Tornado Warnings in Virginia, 2012Every tornado warning in 2012Tornadoes in 2012
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.