Alert archive / Tennessee / Tornado Warnings in 2021

Tornado Warning 45, NWS Nashville, TN

December 6, 2021Fentress County, Pickett County, Tennessee

NWS Nashville, TN issued this tornado warning at Dec 6, 2021, 7:15 AM CST for Fentress County, Pickett County, Tennessee. It was in force for 30 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: Dec 6, 2021, 7:15 AM CST (13:15 UTC)
Expired: Dec 6, 2021, 7:45 AM CST
In force: 30 min
Issued by: NWS Nashville, TN
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.0 in

Counties Fentress County, TN, Pickett County, TN

The radar

The Knoxville radar (KMRX), 142 km from the middle of the area, began a volume at 13:17 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 nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 1.3 hours before the alert went out and 156 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.

393 
WFUS54 KOHX 061315
TOROHX
TNC049-137-061345-
/O.NEW.KOHX.TO.W.0045.211206T1315Z-211206T1345Z/

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

The National Weather Service in Nashville has issued a

* Tornado Warning for...
  Northeastern Pickett County in Middle Tennessee...
  Northern Fentress County in Middle Tennessee...

* Until 745 AM CST.
    
* At 714 AM CST, a severe thunderstorm capable of producing a tornado
  was located near Pall Mall, 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...
  Pall Mall and Pickett 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 3646 8509 3659 8511 3662 8498 3660 8479
      3650 8472 3646 8470
TIME...MOT...LOC 1314Z 261DEG 43KT 3653 8504 

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

$$

Shamburger

1 follow-up statement

843 
WWUS54 KOHX 061335
SVSOHX

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

TNC049-137-061345-
/O.EXP.KOHX.TO.W.0045.000000T0000Z-211206T1345Z/
Pickett TN-Fentress TN-
735 AM CST Mon Dec 6 2021

...THE TORNADO WARNING FOR NORTHEASTERN PICKETT AND NORTHERN FENTRESS
COUNTIES WILL EXPIRE AT 745 AM CST...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

Remember, a Severe Thunderstorm Warning still remains in effect for
Pickett and Fentress Counties.

LAT...LON 3646 8509 3659 8511 3662 8498 3660 8479
      3650 8472 3646 8470
TIME...MOT...LOC 1335Z 265DEG 49KT 3655 8469 

$$

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, 6:56 AM CST	Tornado Warning	OHX	Clay, Overton, Pickett	19 min
Dec 6, 7:11 AM CST	Severe Thunderstorm Warning	OHX	Cumberland, Fentress, Overton, Pickett, Putnam	49 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.