Alert archive / Tennessee / Tornado Warnings in 2012
Tornado Warning 29, NWS Morristown, TN
NWS Morristown, TN issued this tornado warning at Mar 2, 2012, 3:24 PM CST for Marion County, Sequatchie County, Tennessee. 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
- Mar 2, 2012, 3:24 PM CST (21:24 UTC)
- Expired
- Mar 2, 2012, 4:15 PM CST
- In force
- 51 min
- Issued by
- NWS Morristown, TN
- Area
- Storm-based polygon
Counties Marion County, TN, Sequatchie County, TN
The radar
The Northeast Alabama radar (KHTX), 51 km from the middle of the area, began a volume at 21:26 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 |
|---|---|---|---|
| Mar 2, 2:19 PM CST | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 9.4 hours before the alert went out and 125 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
- 1667 J/kg
- Mixed-layer CIN
- -25 J/kg
- Mixed-layer LCL
- 523 m above ground
- 0-6 km bulk shear
- 68 kt
- 0-1 km storm-relative helicity
- 175 m²/s²
- 0-3 km storm-relative helicity
- 169 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 6.1
The text
As transmitted, in the capitals the NWS used until 2016.
876
WFUS54 KMRX 022124
TORMRX
TNC115-153-022215-
/O.NEW.KMRX.TO.W.0029.120302T2124Z-120302T2215Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MORRISTOWN TN
324 PM CST FRI MAR 2 2012
THE NATIONAL WEATHER SERVICE IN MORRISTOWN HAS ISSUED A
* TORNADO WARNING FOR...
MARION COUNTY IN EAST TENNESSEE...
SEQUATCHIE COUNTY IN EAST TENNESSEE...
* UNTIL 415 PM CST
* AT 321 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR SEWANEE...
OR 22 MILES NORTHWEST OF JASPER. DOPPLER RADAR SHOWED THIS TORNADO
MOVING EAST AT 45 MPH.
* LOCATIONS IN THE WARNING INCLUDE...
MONTEAGLE...GRIFFITH CREEK AND CARTWRIGHT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL 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 1000 PM CST FRIDAY EVENING
FOR SOUTHWEST NORTH CAROLINA AND EAST TENNESSEE AND SOUTHWEST
VIRGINIA.
&&
LAT...LON 3525 8585 3522 8574 3524 8570 3529 8571
3532 8558 3538 8550 3544 8553 3527 8540
3517 8587 3518 8587 3523 8587
TIME...MOT...LOC 2124Z 255DEG 39KT 3521 8594
$$
DGS3 follow-up statements
876
WWUS54 KMRX 022140
SVSMRX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MORRISTOWN TN
340 PM CST FRI MAR 2 2012
TNC115-153-022215-
/O.CON.KMRX.TO.W.0029.000000T0000Z-120302T2215Z/
SEQUATCHIE TN-MARION TN-
340 PM CST FRI MAR 2 2012
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 415 PM CST FOR MARION
AND SEQUATCHIE COUNTIES...
AT 335 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR MONTEAGLE...OR 16
MILES NORTHWEST OF JASPER...MOVING EAST AT 45 MPH.
LOCATIONS IN THE WARNING INCLUDE...
GRIFFITH CREEK AND CARTWRIGHT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CST FRIDAY EVENING
FOR SOUTHWEST NORTH CAROLINA AND EAST TENNESSEE AND SOUTHWEST
VIRGINIA.
&&
LAT...LON 3525 8585 3522 8574 3524 8570 3529 8571
3532 8558 3538 8550 3544 8553 3527 8540
3517 8587 3518 8587 3523 8587
TIME...MOT...LOC 2141Z 256DEG 41KT 3526 8571
$$
DGS432
WWUS54 KMRX 022158
SVSMRX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MORRISTOWN TN
358 PM CST FRI MAR 2 2012
TNC115-153-022215-
/O.CON.KMRX.TO.W.0029.000000T0000Z-120302T2215Z/
SEQUATCHIE TN-MARION TN-
358 PM CST FRI MAR 2 2012
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 415 PM CST FOR MARION
AND SEQUATCHIE COUNTIES...
AT 354 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED 6 MILES WEST OF
GRIFFITH CREEK...OR 15 MILES NORTH OF JASPER...MOVING NORTHEAST AT
55 MPH.
LOCATIONS IN THE WARNING INCLUDE...
GRIFFITH CREEK AND CARTWRIGHT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CST FRIDAY EVENING
FOR SOUTHWEST NORTH CAROLINA AND EAST TENNESSEE AND SOUTHWEST
VIRGINIA.
&&
LAT...LON 3525 8585 3522 8574 3524 8570 3529 8571
3532 8558 3538 8550 3544 8553 3527 8540
3517 8587 3518 8587 3523 8587
TIME...MOT...LOC 2157Z 259DEG 47KT 3529 8561
$$
DGS388
WWUS54 KMRX 022211
SVSMRX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MORRISTOWN TN
411 PM CST FRI MAR 2 2012
TNC115-153-022221-
/O.EXP.KMRX.TO.W.0029.000000T0000Z-120302T2215Z/
SEQUATCHIE TN-MARION TN-
411 PM CST FRI MAR 2 2012
...THE TORNADO WARNING FOR MARION AND SEQUATCHIE COUNTIES WILL EXPIRE
AT 415 PM CST...
THE STORMS THAT PROMPTED THE WARNING HAVE MOVED OUT OF THE WARNED
AREA AND WEAKENED THEREFORE...THE WARNING HAS BEEN ALLOWED TO EXPIRE.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CST FRIDAY EVENING
FOR SOUTHWEST NORTH CAROLINA AND EAST TENNESSEE AND SOUTHWEST
VIRGINIA.
LAT...LON 3525 8585 3522 8574 3524 8570 3529 8571
3532 8558 3538 8550 3544 8553 3527 8540
3517 8587 3518 8587 3523 8587
TIME...MOT...LOC 2211Z 259DEG 47KT 3532 8539
$$
DGSThe office that day
Everything else NWS Morristown, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 2, 2:00 AM CST | Wind Advisory | MRX | Blount, Carter, Cocke, Greene, Johnson, Sevier and 1 more | 21 hr |
| Mar 2, 9:58 AM CST | Severe Thunderstorm Warning | MRX | Hawkins, Sullivan | 32 min |
| Mar 2, 9:59 AM CST | Flood Watch | MRX | Anderson, Bledsoe, Blount, Bradley, Campbell, Carter and 27 more | 14 hr |
| Mar 2, 10:25 AM CST | Tornado Warning | MRX | Bledsoe, Sequatchie | 35 min |
| Mar 2, 10:31 AM CST | Tornado Warning | MRX | Marion | 44 min |
| Mar 2, 10:39 AM CST | Tornado Warning | MRX | Morgan | 22 min |
| Mar 2, 10:49 AM CST | Tornado Warning | MRX | Hamilton, Marion | 41 min |
| Mar 2, 10:55 AM CST | Tornado Warning | MRX | Campbell, Morgan, Scott | 35 min |
| Mar 2, 10:57 AM CST | Tornado Warning | MRX | Bledsoe, Rhea | 33 min |
| Mar 2, 11:16 AM CST | Tornado Warning | MRX | Hamilton, Marion, Sequatchie | 44 min |
| Mar 2, 11:25 AM CST | Tornado Warning | MRX | Claiborne, Hancock | 35 min |
| Mar 2, 11:29 AM CST | Tornado Warning | MRX | Campbell, Claiborne | 31 min |
| Mar 2, 11:30 AM CST | Tornado Warning | MRX | Loudon, Meigs, Rhea, Roane | 30 min |
| Mar 2, 11:44 AM CST | Severe Thunderstorm Warning | MRX | Hamilton, Meigs, Rhea | 31 min |
| Mar 2, 11:50 AM CST | Tornado Warning | MRX | Bradley, Hamilton, McMinn, Polk | 25 min |
| Mar 2, 12:04 PM CST | Severe Thunderstorm Warning | MRX | Blount, Knox | 41 min |
| Mar 2, 12:19 PM CST | Tornado Warning | MRX | Knox, Sevier | 26 min |
| Mar 2, 12:23 PM CST | Tornado Warning | MRX | Bradley, McMinn, Monroe, Polk | 37 min |
| Mar 2, 12:39 PM CST | Tornado Warning | MRX | Cocke, Grainger, Hamblen, Jefferson, Knox, Sevier | 36 min |
| Mar 2, 12:49 PM CST | Tornado Warning | MRX | Blount, Monroe | 41 min |
| Mar 2, 1:13 PM CST | Severe Thunderstorm Warning | MRX | Blount, Monroe | 47 min |
| Mar 2, 2:34 PM CST | Tornado Warning | MRX | Bledsoe, Marion, Sequatchie | 41 min |
| Mar 2, 2:59 PM CST | Severe Thunderstorm Warning | MRX | Loudon, McMinn, Monroe, Roane | 46 min |
| Mar 2, 3:14 PM CST | Severe Thunderstorm Warning | MRX | Bledsoe, Meigs, Rhea | 46 min |
| Mar 2, 3:55 PM CST | Severe Thunderstorm Warning | MRX | Loudon, Roane | 50 min |
| Mar 2, 4:24 PM CST | Severe Thunderstorm Warning | MRX | Scott | 36 min |
| Mar 2, 4:29 PM CST | Severe Thunderstorm Warning | MRX | Marion | 46 min |
| Mar 2, 4:29 PM CST | Tornado Warning | MRX | Anderson, Knox | 31 min |
| Mar 2, 4:33 PM CST | Tornado Warning | MRX | Bledsoe, Hamilton, Meigs, Rhea | 27 min |
| Mar 2, 4:38 PM CST | Tornado Warning | MRX | Scott | 37 min |
| Mar 2, 4:57 PM CST | Severe Thunderstorm Warning | MRX | McMinn, Meigs, Rhea | 18 min |
| Mar 2, 4:57 PM CST | Tornado Warning | MRX | Campbell, Claiborne, Scott | 33 min |
| Mar 2, 5:03 PM CST | Severe Thunderstorm Warning | MRX | Hamilton, Marion | 42 min |
| Mar 2, 5:15 PM CST | Severe Thunderstorm Warning | MRX | Loudon, McMinn, Monroe | 45 min |
| Mar 2, 5:28 PM CST | Tornado Warning | MRX | Bradley, Hamilton | 47 min |
| Mar 2, 5:30 PM CST | Tornado Warning | MRX | Blount, Loudon, McMinn, Monroe | 45 min |
Nearby
Tornado Warnings in Tennessee, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.