Alert archive / Tennessee / Tornado Warnings in 2021

Tornado Warning 44, NWS Nashville, TN

December 6, 2021Clay County, Overton County, Pickett County, Tennessee

NWS Nashville, TN issued this tornado warning at Dec 6, 2021, 6:56 AM CST for Clay County, Overton County, Pickett County, Tennessee. It was in force for 19 min. 4 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: Dec 6, 2021, 6:56 AM CST (12:56 UTC)
Expired: Dec 6, 2021, 7:15 AM CST
In force: 19 min
Issued by: NWS Nashville, TN
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.0 in

Counties Clay County, TN, Overton County, TN, Pickett County, TN

The radar

The Nashville radar (KOHX), 115 km from the middle of the area, began a volume at 12:56 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
Dec 6, 6:56 AM CST	TORNADO	6 Nne Livingston, TN	AN EF0 TORNADO TOUCHED DOWN WEST OF INDEPENDENCE ROAD NORTHEAST OF ALLONS AND MOVED EAST ACROSS MULLINS LANE AND STOVER ROAD BLOWING DOWN TREES AND DAMAGING THE ROOFS OF SEVERAL BARNS. THE TORNADO TOOK A SLIGHT NORTHEAST TURN ACROSS THE INTERSECTION OF WILLOW
Dec 6, 7:04 AM CST	TORNADO	7 Ssw Byrdstown, TN	AN EF0 TORNADO TOUCHED DOWN NEAR THE MONROE COMMUNITY EAST OF GARRETT TOWN LANE AND MOVED EASTWARD, BLOWING DOWN A FEW TREES. IT CROSSED HIGHWAY 111 CAUSING DAMAGE TO FENCING AROUND THE RECYCLING PLANT AND DOWNED SEVERAL MORE TREES. AS IT CONTINUED EAST, THE T
Dec 6, 7:05 AM CST	TSTM WND DMG	7 Ssw Byrdstown, TN	TREES AND FENCES DOWN ON HIGHWAY 111 AT THE OVERTON AND PICKETT COUNTY LINE. REPORT VIA FACEBOOK.
Dec 6, 7:06 AM CST	TSTM WND DMG	6 Ne Livingston, TN	EMERGENCY MANAGEMENT REPORTED A FACEBOOK REPORT OF ROOF DAMAGE IN INDEPENDENCE. TIME ESTIMATED VIA RADAR.

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 12:00Z, 0.9 hours before the alert went out and 122 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: 250 J/kg
Mixed-layer CIN: -10 J/kg
Mixed-layer LCL: 665 m above ground
0-6 km bulk shear: 62 kt
0-1 km storm-relative helicity: 509 m²/s²
0-3 km storm-relative helicity: 600 m²/s²
Significant tornado parameter: 1.0
Supercell composite: 3.8

Open this sounding in Storm Lab

The text

As transmitted.

468 
WFUS54 KOHX 061256
TOROHX
TNC027-133-137-061315-
/O.NEW.KOHX.TO.W.0044.211206T1256Z-211206T1315Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Nashville TN
656 AM CST Mon Dec 6 2021

The National Weather Service in Nashville has issued a

* Tornado Warning for...
  Northern Overton County in Middle Tennessee...
  Western Pickett County in Middle Tennessee...
  East central Clay County in Middle Tennessee...

* Until 715 AM CST.
    
* At 656 AM CST, a severe thunderstorm capable of producing a tornado
  was located 8 miles north of Livingston, moving east at 50 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...
  Livingston, Byrdstown, Dale Hollow Lake and Standing Stone State
  Park.

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 3636 8545 3657 8538 3662 8509 3635 8513
TIME...MOT...LOC 1256Z 260DEG 46KT 3651 8531 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN

$$

Shamburger

1 follow-up statement

929 
WWUS54 KOHX 061305
SVSOHX

Severe Weather Statement
National Weather Service Nashville TN
705 AM CST Mon Dec 6 2021

TNC027-061314-
/O.CAN.KOHX.TO.W.0044.000000T0000Z-211206T1315Z/
Clay TN-
705 AM CST Mon Dec 6 2021

...THE TORNADO WARNING FOR EAST CENTRAL CLAY COUNTY IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

LAT...LON 3662 8509 3635 8513 3636 8537 3659 8524
TIME...MOT...LOC 1304Z 268DEG 43KT 3648 8519 

$$

TNC133-137-061315-
/O.CON.KOHX.TO.W.0044.000000T0000Z-211206T1315Z/
Overton TN-Pickett TN-
705 AM CST Mon Dec 6 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 715 AM CST FOR
NORTHEASTERN OVERTON AND WESTERN PICKETT COUNTIES...
    
At 704 AM CST, a severe thunderstorm capable of producing a tornado 
was located 7 miles southwest of Byrdstown, or near Monroe, moving 
east at 50 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...
Livingston and Byrdstown. 

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 3662 8509 3635 8513 3636 8537 3659 8524
TIME...MOT...LOC 1304Z 268DEG 43KT 3648 8519 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN

$$

Shamburger

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 5, 6:25 PM CST	Special Weather Statement	OHX	Hickman	35 min
Dec 6, 12:53 AM CST	Special Weather Statement	OHX	Stewart	52 min
Dec 6, 3:54 AM CST	Severe Thunderstorm Warning	OHX	Houston, Montgomery, Stewart	51 min
Dec 6, 4:14 AM CST	Tornado Warning	OHX	Stewart	16 min
Dec 6, 4:39 AM CST	Severe Thunderstorm Warning	OHX	Cheatham, Dickson, Houston, Montgomery, Robertson	41 min
Dec 6, 4:51 AM CST	Tornado Warning	OHX	Montgomery, Robertson	12 min
Dec 6, 5:09 AM CST	Severe Thunderstorm Warning	OHX	Cheatham, Davidson, Dickson, Robertson, Sumner, Wilson	36 min
Dec 6, 5:16 AM CST	Special Weather Statement	OHX	Dickson, Hickman, Perry	59 min
Dec 6, 5:46 AM CST	Special Weather Statement	OHX	Macon, Smith, Sumner, Trousdale, Wilson	44 min
Dec 6, 6:02 AM CST	Severe Thunderstorm Warning	OHX	Clay, Jackson, Macon, Smith, Trousdale, Wilson	43 min
Dec 6, 6:03 AM CST	Tornado Warning	OHX	Macon, Smith, Trousdale	27 min
Dec 6, 6:32 AM CST	Severe Thunderstorm Warning	OHX	Giles, Lawrence, Wayne	58 min
Dec 6, 6:38 AM CST	Severe Thunderstorm Warning	OHX	Clay, Fentress, Jackson, Overton, Pickett, Putnam and 1 more	37 min
Dec 6, 6:40 AM CST	Tornado Warning	OHX	Giles, Lawrence	35 min
Dec 6, 7:11 AM CST	Severe Thunderstorm Warning	OHX	Cumberland, Fentress, Overton, Pickett, Putnam	49 min
Dec 6, 7:15 AM CST	Tornado Warning	OHX	Fentress, Pickett	30 min
Dec 6, 7:21 AM CST	Severe Thunderstorm Warning	OHX	Bedford, Coffee, Giles, Marshall	39 min
Dec 6, 7:40 AM CST	Tornado Warning	OHX	Bedford, Coffee	21 min
Dec 6, 7:59 AM CST	Severe Thunderstorm Warning	OHX	Coffee, Grundy, Warren	31 min

Nearby

Tornado Warnings in Tennessee, 2021 Every tornado warning in 2021 Tornadoes in 2021

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.