Alert archive / Tennessee / Tornado Warnings in 2020
Tornado Warning 2, NWS Morristown, TN
NWS Morristown, TN issued this tornado warning at Jan 11, 2020, 4:18 PM EST for 4 counties in Tennessee. It was in force for 27 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
- Jan 11, 2020, 4:18 PM EST (21:18 UTC)
- Expired
- Jan 11, 2020, 4:45 PM EST
- In force
- 27 min
- Issued by
- NWS Morristown, TN
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.0 in
Counties McMinn County, TN, Meigs County, TN, Rhea County, TN, Roane County, TN
The radar
The Knoxville radar (KMRX), 128 km from the middle of the area, began a volume at 21:21 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 |
|---|---|---|---|
| Jan 11, 1:42 PM EST | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 9.3 hours before the alert went out and 188 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 819 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 633 m²/s²
- 0-3 km storm-relative helicity
- 864 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
704
WFUS54 KMRX 112118
TORMRX
TNC107-121-143-145-112145-
/O.NEW.KMRX.TO.W.0002.200111T2118Z-200111T2145Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Morristown TN
418 PM EST Sat Jan 11 2020
The National Weather Service in Morristown has issued a
* Tornado Warning for...
Southeastern Rhea County in east Tennessee...
Meigs County in east Tennessee...
Northern McMinn County in east Tennessee...
Southwestern Roane County in east Tennessee...
* Until 445 PM EST.
* At 417 PM EST, a severe thunderstorm capable of producing a tornado
was located near Decatur, moving northeast at 65 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* This tornadic thunderstorm will remain over mainly rural areas of
southeastern Rhea, Meigs, northern McMinn and southwestern Roane
Counties, including the following locations... Old Washington,
Murray Store, Ten Mile, Peakland, Clear Water and Niota.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3540 8489 3548 8498 3579 8468 3566 8456
3565 8459 3563 8459 3563 8456 3564 8454
3562 8452 3561 8454 3561 8452 3559 8452
3558 8450 3556 8450
TIME...MOT...LOC 2117Z 227DEG 55KT 3548 8487
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$
DGS2 follow-up statements
614
WWUS54 KMRX 112129
SVSMRX
Severe Weather Statement
National Weather Service Morristown TN
429 PM EST Sat Jan 11 2020
TNC143-112139-
/O.CAN.KMRX.TO.W.0002.000000T0000Z-200111T2145Z/
Rhea TN-
429 PM EST Sat Jan 11 2020
...THE TORNADO WARNING FOR SOUTHEASTERN RHEA COUNTY IS CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 900 PM EST for east
Tennessee.
LAT...LON 3551 8476 3556 8481 3579 8468 3566 8456
3565 8459 3563 8459 3563 8456 3564 8454
3562 8452 3561 8454 3561 8452 3559 8452
3558 8450 3558 8452
TIME...MOT...LOC 2129Z 227DEG 55KT 3561 8470
$$
TNC107-121-145-112145-
/O.CON.KMRX.TO.W.0002.000000T0000Z-200111T2145Z/
Meigs TN-McMinn TN-Roane TN-
429 PM EST Sat Jan 11 2020
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM EST FOR
NORTHEASTERN MEIGS...NORTH CENTRAL MCMINN AND SOUTHWESTERN ROANE
COUNTIES...
At 429 PM EST, a severe thunderstorm capable of producing a tornado
was located 7 miles northeast of Decatur, moving northeast at 65 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Sweetwater, Decatur, Murray Store, Ten Mile and Peakland.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
This cluster of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.
&&
LAT...LON 3551 8476 3556 8481 3579 8468 3566 8456
3565 8459 3563 8459 3563 8456 3564 8454
3562 8452 3561 8454 3561 8452 3559 8452
3558 8450 3558 8452
TIME...MOT...LOC 2129Z 227DEG 55KT 3561 8470
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$
DGS824
WWUS54 KMRX 112140 RRA
SVSMRX
Severe Weather Statement
National Weather Service Morristown TN
440 PM EST Sat Jan 11 2020
TNC107-121-145-112150-
/O.EXP.KMRX.TO.W.0002.000000T0000Z-200111T2145Z/
Meigs TN-McMinn TN-Roane TN-
440 PM EST Sat Jan 11 2020
...THE TORNADO WARNING FOR NORTHEASTERN MEIGS...NORTH CENTRAL MCMINN
AND SOUTHWESTERN ROANE COUNTIES WILL EXPIRE AT 445 PM EST...
The tornado threat has diminished and the Tornado Warning has been
cancelled. However, damaging winds remain likely and a Severe
Thunderstorm Warning remains in effect for the area.
A Tornado Watch remains in effect until 900 PM EST for east
Tennessee.
LAT...LON 3551 8476 3556 8481 3579 8468 3566 8456
3565 8459 3563 8459 3563 8456 3564 8454
3562 8452 3561 8454 3561 8452 3559 8452
3558 8450 3558 8452
TIME...MOT...LOC 2140Z 227DEG 55KT 3572 8456
$$
DGSThe office that day
Everything else NWS Morristown, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 11, 2:56 PM EST | Severe Thunderstorm Warning | MRX | Hamilton, Marion, Sequatchie | 64 min |
| Jan 11, 3:29 PM EST | Special Weather Statement | MRX | Scott | 61 min |
| Jan 11, 3:33 PM EST | Special Weather Statement | MRX | Bledsoe, Meigs, Rhea | 42 min |
| Jan 11, 3:39 PM EST | Tornado Warning | MRX | Bledsoe, Hamilton, Marion, Sequatchie | 20 min |
| Jan 11, 3:49 PM EST | Severe Thunderstorm Warning | MRX | Bledsoe, Bradley, Hamilton, McMinn, Meigs, Polk and 2 more | 56 min |
| Jan 11, 4:13 PM EST | Severe Thunderstorm Warning | MRX | Loudon, McMinn, Meigs, Monroe, Polk | 47 min |
| Jan 11, 4:16 PM EST | Severe Thunderstorm Warning | MRX | Anderson, Meigs, Morgan, Rhea, Roane | 44 min |
| Jan 11, 4:31 PM EST | Tornado Warning | MRX | Polk | 29 min |
| Jan 11, 4:38 PM EST | Severe Thunderstorm Warning | MRX | Monroe, Polk | 52 min |
| Jan 11, 4:50 PM EST | Severe Thunderstorm Warning | MRX | Blount, Jefferson, Knox, Loudon, Monroe, Sevier | 40 min |
| Jan 11, 4:56 PM EST | Severe Thunderstorm Warning | MRX | Anderson, Campbell, Claiborne, Grainger, Hamblen, Jefferson and 3 more | 49 min |
| Jan 11, 5:23 PM EST | Severe Thunderstorm Warning | MRX | Blount, Hamblen, Jefferson, Knox, Monroe, Sevier | 52 min |
| Jan 11, 5:37 PM EST | Severe Thunderstorm Warning | MRX | Claiborne, Grainger, Hancock, Hawkins, Knox, Union | 53 min |
| Jan 11, 5:54 PM EST | Tornado Warning | MRX | Claiborne, Hancock | 24 min |
| Jan 11, 6:02 PM EST | Severe Thunderstorm Warning | MRX | Cocke, Greene, Hamblen, Hawkins, Jefferson, Sullivan and 1 more | 43 min |
| Jan 11, 6:20 PM EST | Severe Thunderstorm Warning | MRX | Hancock, Hawkins | 40 min |
| Jan 11, 6:39 PM EST | Severe Thunderstorm Warning | MRX | Carter, Greene, Hawkins, Sullivan, Unicoi, Washington | 51 min |
Nearby
Tornado Warnings in Tennessee, 2020Every tornado warning in 2020Tornadoes in 2020
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.