Alert archive / Tennessee / Tornado Warnings in 2012
Tornado Warning 59, NWS Morristown, TN
NWS Morristown, TN issued this tornado warning at Mar 23, 2012, 9:42 PM CDT for 6 counties in Tennessee. It was in force for 48 min. 3 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 23, 2012, 9:42 PM CDT (02:42 UTC)
- Expired
- Mar 23, 2012, 10:30 PM CDT
- In force
- 48 min
- Issued by
- NWS Morristown, TN
- Area
- Storm-based polygon
Counties Bledsoe County, TN, Hamilton County, TN, Marion County, TN, Meigs County, TN, Rhea County, TN, Sequatchie County, TN
The radar
The Northeast Alabama radar (KHTX), 96 km from the middle of the area, began a volume at 02:45 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 23, 10:07 PM CDT | FUNNEL CLOUD | 3 W Soddy-Daisy, TN | |
| Mar 23, 10:27 PM CDT | HAIL 0.5 | 3 Se Graysville, TN | |
| Mar 23, 10:35 PM CDT | HAIL 1 | 3 W Big Spring, TN |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 00:00Z, 2.7 hours before the alert went out and 164 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
- 26 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 2498 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 71 m²/s²
- 0-3 km storm-relative helicity
- 128 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
662
WFUS54 KMRX 240242
TORMRX
TNC007-065-115-121-143-153-240330-
/O.NEW.KMRX.TO.W.0059.120324T0242Z-120324T0330Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MORRISTOWN TN
1042 PM EDT FRI MAR 23 2012
THE NATIONAL WEATHER SERVICE IN MORRISTOWN HAS ISSUED A
* TORNADO WARNING FOR...
BLEDSOE COUNTY IN EAST TENNESSEE...
HAMILTON COUNTY IN EAST TENNESSEE...
MARION COUNTY IN EAST TENNESSEE...
MEIGS COUNTY IN EAST TENNESSEE...
RHEA COUNTY IN EAST TENNESSEE...
SEQUATCHIE COUNTY IN EAST TENNESSEE...
* UNTIL 1130 PM EDT/1030 PM CDT/
* AT 936 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 7 MILES
NORTHEAST OF JASPER. DOPPLER RADAR SHOWED THIS TORNADO MOVING
NORTHEAST AT 40 MPH.
* LOCATIONS IN THE WARNING INCLUDE...
DAYTON...SIGNAL MOUNTAIN...SODDY-DAISY...POWELLS CROSSROADS...
CARTWRIGHT...LONE OAK...MIDDLE VALLEY...SHADY GROVE...BRAYTON...
SALE CREEK...GRAYSVILLE...BIRCHWOOD AND BIG SPRING.
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.
&&
LAT...LON 3515 8563 3558 8508 3536 8486 3536 8488
3533 8488 3529 8493 3529 8495 3528 8494
3526 8496 3502 8553
TIME...MOT...LOC 0241Z 237DEG 35KT 3513 8547
$$
DH1 follow-up statement
752
WWUS54 KMRX 240315
SVSMRX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MORRISTOWN TN
1115 PM EDT FRI MAR 23 2012
TNC007-115-153-240325-
/O.CAN.KMRX.TO.W.0059.000000T0000Z-120324T0330Z/
SEQUATCHIE TN-BLEDSOE TN-MARION TN-
1015 PM CDT FRI MAR 23 2012
...THE TORNADO WARNING FOR MARION...BLEDSOE AND SEQUATCHIE COUNTIES
IS CANCELLED...
LAT...LON 3511 8540 3514 8539 3533 8524 3545 8517
3545 8515 3547 8512 3550 8514 3554 8510
3556 8511 3558 8508 3536 8486 3536 8488
3533 8488 3528 8494 3509 8536
TIME...MOT...LOC 0315Z 237DEG 35KT 3531 8513
$$
TNC065-121-143-240330-
/O.CON.KMRX.TO.W.0059.000000T0000Z-120324T0330Z/
RHEA TN-HAMILTON TN-MEIGS TN-
1115 PM EDT FRI MAR 23 2012
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1130 PM EDT FOR MEIGS...
HAMILTON AND RHEA COUNTIES...
AT 1111 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR SODDY-DAISY...OR
14 MILES SOUTHEAST OF DUNLAP...MOVING NORTHEAST AT 40 MPH.
LOCATIONS IN THE WARNING INCLUDE...
DAYTON...SALE CREEK...GRAYSVILLE...BIRCHWOOD AND BIG SPRING.
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.
&&
LAT...LON 3511 8540 3514 8539 3533 8524 3545 8517
3545 8515 3547 8512 3550 8514 3554 8510
3556 8511 3558 8508 3536 8486 3536 8488
3533 8488 3528 8494 3509 8536
TIME...MOT...LOC 0315Z 237DEG 35KT 3531 8513
$$
DHThe office that day
Everything else NWS Morristown, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 23, 9:15 PM CDT | Severe Thunderstorm Warning | MRX | Hamilton, Marion, Sequatchie | 45 min |
| Mar 23, 10:33 PM CDT | Severe Thunderstorm Warning | MRX | Hamilton, McMinn, Meigs, Rhea | 42 min |
| Mar 23, 11:21 PM CDT | Severe Thunderstorm Warning | MRX | Bledsoe | 24 min |
| Mar 24, 12:27 AM CDT | Severe Thunderstorm Warning | MRX | Bradley, Hamilton, McMinn, Meigs, Rhea | 48 min |
| Mar 24, 1:18 AM CDT | Areal Flood Advisory | MRX | Anderson, Knox, Loudon, Roane | 117 min |
| Mar 24, 2:09 AM CDT | Severe Thunderstorm Warning | MRX | Grainger, Knox, Union | 20 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.