Alert archive / Tennessee / Tornado Warnings in 2021

Tornado Warning 80, NWS Memphis, TN

December 11, 20214 counties in Tennessee

NWS Memphis, TN issued this tornado warning at Dec 11, 2021, 1:32 AM CST for 4 counties in Tennessee. It was in force for 28 min. 7 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 11, 2021, 1:32 AM CST (07:32 UTC)
Expired
Dec 11, 2021, 2:00 AM CST
In force
28 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Carroll County, TN, Chester County, TN, Henderson County, TN, Madison County, TN

The radar

The Ft Campbell radar (KHPX), 143 km from the middle of the area, began a volume at 07:35 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

TimeReportWhereRemark
Dec 11, 1:32 AM CSTTORNADO2 Wnw Beech Bluff, TNEF-1 TORNADO BEGAN NEAR BEECH BLUFF AND RANGER ROADS IN EASTERN MADISON COUNTY AND ENDED NEAR LURAY AND HURON ROADS IN WESTERN HENDERSON COUNTY. PATH LENGTH WAS 7.2 MILES.
Dec 11, 1:35 AM CSTTSTM WND DMG2 N Beech Bluff, TNNUMEROUS TREES AND POWER LINES DOWN ON FOWLER ROAD. CAR WINDOWS BLOWN OUT. POSSIBLE TORNADO.
Dec 11, 1:37 AM CSTTSTM WND DMG3 Nne Beech Bluff, TNROOF DAMAGE TO HOMES AND BARNS. POWERLINES AND TREES DOWN. POSSIBLE TORNADO.
Dec 11, 1:40 AM CSTTORNADO4 Sse Bargerton, TNEF-2 TORNADO WITH A 15.5 MILE PATH LENGTH. THIS TORNADO CAUSED THE MOST SIGNIFICANT DAMAGE NORTH OF LEXINGTON NEAR THE TIMBERLAKE INDUSTRIAL PARK AND CRUMPLED TWO TVA HIGH-TENSION ELECTRIC TOWERS.
Dec 11, 1:45 AM CSTTSTM WND DMG3 W Lexington, TNWIDESPREAD DAMAGE TO TREES AND POWERLINES ALONG HIGHWAY 412 JUST WEST OF LEXINGTON.
Dec 11, 1:45 AM CSTTSTM WND DMG4 N Lexington, TNSIGNIFICANT STRUCTURAL DAMAGE TO HOMES AND MOBILE HOMES NEAR THE TIMBERLAKE INDUSTRIAL PARK. TREES WERE UPROOTED.
Dec 11, 1:48 AM CSTTSTM WND DMG4 S Wildersville, TNTWO TVA HIGH-TENSION POWER LINE TOWERS WERE CRUMPLED JUST EAST OF THE TIMBERLAKE INDUSTRIAL PARK. THE LOSS OF THESE LINES HAS RESULTED IN MAJOR UTILITY POWER OUTAGES INCLUDED NORTHERN HENDERSON, PORTIONS OF HARDIN COUNTY, AND ESSENTIALLY ALL OF DECATUR COUNTY.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Dec 10, 3:07 PM CSTTornado WatchSPC11 hr
Dec 10, 6:21 PM CSTTornado WatchSPC10 hr
Dec 10, 10:44 PM CSTTornado WatchSPC6 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 7.5 hours before the alert went out and 158 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-pSkew-T log-p diagram, Nashville Metro, TN at 00:00Z on 2021-12-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 182 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 00:00Z on 2021-12-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 391 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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
182 J/kg
Mixed-layer CIN
-168 J/kg
Mixed-layer LCL
593 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
391 m²/s²
0-3 km storm-relative helicity
370 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

As transmitted.

597 
WFUS54 KMEG 110732
TORMEG
TNC017-023-077-113-110800-
/O.NEW.KMEG.TO.W.0080.211211T0732Z-211211T0800Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Memphis TN
132 AM CST Sat Dec 11 2021

The National Weather Service in Memphis has issued a

* Tornado Warning for...
  Henderson County in western Tennessee...
  Southeastern Carroll County in western Tennessee...
  Eastern Madison County in western Tennessee...
  North central Chester County in western Tennessee...

* Until 200 AM CST.
    
* At 132 AM CST, a severe thunderstorm producing a tornado was
  located near Mifflin, or 9 miles east of Jackson, 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.

* This dangerous storm will be near...
  Bargerton around 145 AM CST.
  Lexington around 150 AM CST.
  Wildersville around 155 AM CST.
  Natchez Trace State Forest, Natchez Trace State Park and Darden 
  around 200 AM CST.

Other locations impacted by this tornadic thunderstorm include
Parker's Cross Roads, Claybrook, Dollar, Cedar Grove, Mount Gilead,
Beech Bluff, Huron, Warrens Bluff, Russell Crossroads and Rock Hill.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a storm shelter 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 3567 8819 3563 8819 3563 8820 3561 8819
      3557 8822 3550 8872 3569 8878 3593 8822
      3589 8822 3588 8823 3587 8822 3585 8822
      3584 8818
TIME...MOT...LOC 0732Z 252DEG 45KT 3561 8866 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

SMW
1 follow-up statement
197 
WWUS54 KMEG 110742
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
142 AM CST Sat Dec 11 2021

TNC023-113-110752-
/O.CAN.KMEG.TO.W.0080.000000T0000Z-211211T0800Z/
Madison TN-Chester TN-
142 AM CST Sat Dec 11 2021

...THE TORNADO WARNING FOR EASTERN MADISON AND NORTH CENTRAL CHESTER
COUNTIES 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 500 AM CST for western
Tennessee.

LAT...LON 3567 8819 3563 8819 3563 8829 3561 8855
      3570 8857 3589 8822 3585 8822 3584 8818
TIME...MOT...LOC 0742Z 246DEG 53KT 3568 8849 

$$

TNC017-077-110800-
/O.CON.KMEG.TO.W.0080.000000T0000Z-211211T0800Z/
Henderson TN-Carroll TN-
142 AM CST Sat Dec 11 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 200 AM CST FOR NORTHERN
HENDERSON AND SOUTHEASTERN CARROLL COUNTIES...
    
At 142 AM CST, a severe thunderstorm producing a tornado was located
near Bargerton, or near Lexington, moving northeast at 60 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...
Lexington, Natchez Trace State Park, Natchez Trace State Forest,
Parkers Crossroads, Darden, Bargerton, Wildersville, Parker's Cross
Roads, Rock Hill, Juno, Sand Ridge, Timberlake, Hinson Springs and
Chesterfield.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a storm shelter 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.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3567 8819 3563 8819 3563 8829 3561 8855
      3570 8857 3589 8822 3585 8822 3584 8818
TIME...MOT...LOC 0742Z 246DEG 53KT 3568 8849 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

MJ

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 10, 7:28 PM CSTTornado Warning EmergencyTornado observedConsiderable damage threatMEGDyer, Lake, Lauderdale47 min
Dec 10, 8:04 PM CSTTornado Warning EmergencyTornado observedCatastrophic damage threatMEGDyer, Lake, Obion41 min
Dec 10, 8:28 PM CSTTornado Warning Tornado observedConsiderable damage threatMEGLake, Obion30 min
Dec 10, 9:24 PM CSTTornado WarningMEGLauderdale51 min
Dec 10, 9:25 PM CSTSevere Thunderstorm Warning Considerable damage threatMEGTipton50 min
Dec 10, 9:52 PM CSTTornado WarningMEGDyer, Lake, Obion38 min
Dec 10, 10:01 PM CSTTornado WarningMEGDyer, Haywood, Lauderdale44 min
Dec 10, 10:27 PM CSTTornado WarningMEGCrockett, Dyer, Gibson, Obion, Weakley48 min
Dec 10, 10:34 PM CSTTornado WarningMEGObion27 min
Dec 10, 10:59 PM CSTTornado Warning Tornado observedConsiderable damage threatMEGHenry, Weakley46 min
Dec 10, 11:20 PM CSTSevere Thunderstorm WarningMEGDyer, Lauderdale15 min
Dec 10, 11:25 PM CSTSevere Thunderstorm WarningMEGShelby9 min
Dec 10, 11:37 PM CSTTornado Warning Tornado observedConsiderable damage threatMEGHenry27 min
Dec 10, 11:41 PM CSTAreal Flood AdvisoryMEGDyer, Gibson, Henry, Lauderdale, Obion, Weakley3 hr
Dec 10, 11:48 PM CSTSevere Thunderstorm WarningMEGFayette, Shelby42 min
Dec 10, 11:52 PM CSTTornado WarningMEGShelby, Tipton34 min
Dec 11, 12:05 AM CSTTornado WarningMEGShelby22 min
Dec 11, 12:26 AM CSTSpecial Weather StatementMEGHenry34 min
Dec 11, 12:30 AM CSTSevere Thunderstorm WarningMEGFayette, Hardeman, Haywood, Shelby, Tipton30 min
Dec 11, 12:35 AM CSTAreal Flood AdvisoryMEGShelby4 hr
Dec 11, 12:36 AM CSTTornado Warning Tornado observedMEGFayette, Hardeman, Haywood24 min
Dec 11, 12:56 AM CSTAreal Flood AdvisoryMEGHenry, Weakley3 hr
Dec 11, 12:57 AM CSTSevere Thunderstorm WarningMEGCarroll, Crockett, Fayette, Gibson, Hardeman, Haywood and 1 more48 min
Dec 11, 12:59 AM CSTSevere Thunderstorm WarningMEGFayette, Hardeman, Shelby31 min
Dec 11, 1:25 AM CSTSevere Thunderstorm WarningMEGBenton, Carroll, Chester, Decatur, Gibson, Hardeman and 2 more65 min
Dec 11, 1:30 AM CSTSpecial Weather StatementMEGFayette, Hardeman30 min
Dec 11, 1:53 AM CSTTornado WarningMEGBenton, Carroll, Decatur, Henderson25 min
Dec 11, 2:26 AM CSTSpecial Weather StatementMEGDecatur, Hardin, McNairy34 min
Dec 11, 2:51 AM CSTFlash Flood WarningMEGShelby2 hr
Dec 11, 3:03 AM CSTSevere Thunderstorm WarningMEGHardeman, McNairy42 min
Dec 11, 3:19 AM CSTAreal Flood AdvisoryMEGChester, Decatur, Fayette, Hardeman, Hardin, Henderson and 1 more3 hr
Dec 11, 3:21 AM CSTSpecial Weather StatementMEGHardin24 min
Dec 11, 3:30 AM CSTTornado WarningMEGHardin, McNairy21 min
Dec 11, 4:07 AM CSTSpecial Weather StatementMEGHardin23 min
Dec 11, 4:32 AM CSTSpecial Weather StatementMEGHardin28 min
Dec 11, 6:56 AM CSTWind AdvisoryMEGBenton, Carroll, Crockett, Dyer, Gibson, Henry and 4 more5 hr

Nearby

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