Alert archive / Tennessee / Tornado Warnings in 2021

Tornado Warning 79, NWS Memphis, TN

December 11, 2021Fayette County, Hardeman County, Haywood County, Tennessee

NWS Memphis, TN issued this tornado warning at Dec 11, 2021, 12:36 AM CST for Fayette County, Hardeman County, Haywood County, Tennessee. It was in force for 24 min. 1 report 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, 12:36 AM CST (06:36 UTC)
Expired
Dec 11, 2021, 1:00 AM CST
In force
24 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon
Tornado
Observed
Hail
0.75 in

Counties Fayette County, TN, Hardeman County, TN, Haywood County, TN

The radar

The Memphis radar (KNQA), 40 km from the middle of the area, began a volume at 06:35 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, 12:40 AM CSTTORNADO6 Nne Oakland, TNPHOTO EVIDENCE OF A BRIEF TORNADO NORTHWEST OF SOMERVILLE.

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, 10:44 PM CSTTornado WatchSPC6 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 6.6 hours before the alert went out and 77 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, Little Rock, AR at 00:00Z on 2021-12-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1725 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, Little Rock, AR at 00:00Z on 2021-12-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 398 square meters per square second.1939587897117Sfc1 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
1725 J/kg
Mixed-layer CIN
-13 J/kg
Mixed-layer LCL
759 m above ground
0-6 km bulk shear
78 kt
0-1 km storm-relative helicity
398 m²/s²
0-3 km storm-relative helicity
420 m²/s²
Significant tornado parameter
4.8
Supercell composite
16.2

Open this sounding in Storm Lab

The text

As transmitted.

298 
WFUS54 KMEG 110636
TORMEG
TNC047-069-075-110700-
/O.NEW.KMEG.TO.W.0079.211211T0636Z-211211T0700Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Memphis TN
1236 AM CST Sat Dec 11 2021

The National Weather Service in Memphis has issued a

* Tornado Warning for...
  Northern Fayette County in western Tennessee...
  Northwestern Hardeman County in western Tennessee...
  Southern Haywood County in western Tennessee...

* Until 100 AM CST.

* At 1235 AM CST, a confirmed tornado was located 8 miles east of
  Arlington, or 16 miles northeast of Cordova, moving northeast at 55
  mph.

  HAZARD...Damaging tornado.

  SOURCE...Fire Department confirmed tornado.

  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...
  Brownsville, Hillville, Dancyville, Oakland, Gallaway, Stanton,
  Braden, Asbury, Yum Yum, Belmont, Hickory Point, Taylor Chapel,
  Shepp, Meux Corner, Fayette Corners, Cedar Chapel, Vildo, Longtown,
  Moorman and Sunnyhill.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. 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 3520 8956 3533 8963 3541 8952 3540 8948
      3544 8947 3565 8917 3538 8907
TIME...MOT...LOC 0635Z 239DEG 47KT 3529 8953 

TORNADO...OBSERVED
MAX HAIL SIZE...<.75 IN

$$

MJ
2 follow-up statements
624 
WWUS54 KMEG 110646
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
1246 AM CST Sat Dec 11 2021

TNC047-069-075-110700-
/O.CON.KMEG.TO.W.0079.000000T0000Z-211211T0700Z/
Fayette TN-Hardeman TN-Haywood TN-
1246 AM CST Sat Dec 11 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 100 AM CST FOR
NORTHEASTERN FAYETTE...NORTHWESTERN HARDEMAN AND SOUTHEASTERN HAYWOOD
COUNTIES...
    
At 1246 AM CST, a severe thunderstorm producing a tornado was located
near Dancyville, or 16 miles south of Brownsville, moving northeast
at 55 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...
Brownsville, Hillville, Dancyville, Asbury, Yum Yum, Fayette Corners,
Cedar Chapel, Vildo, Hickory Point, Moorman, Sunnyhill, Taylor
Chapel, Morton Hill and Miller.

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 3528 8941 3537 8947 3565 8917 3538 8907
TIME...MOT...LOC 0646Z 239DEG 47KT 3537 8937 

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

$$

MJ
392 
WWUS54 KMEG 110657
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
1257 AM CST Sat Dec 11 2021

TNC047-069-075-110707-
/O.EXP.KMEG.TO.W.0079.000000T0000Z-211211T0700Z/
Fayette TN-Hardeman TN-Haywood TN-
1257 AM CST Sat Dec 11 2021

...THE TORNADO WARNING FOR NORTHEASTERN FAYETTE...NORTHWESTERN
HARDEMAN AND SOUTHEASTERN HAYWOOD COUNTIES WILL EXPIRE AT 100 AM
CST...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning will be allowed to expire.

A Tornado Watch remains in effect until 500 AM CST for western
Tennessee.

A Severe Thunderstorm Warning still remains in effect.

LAT...LON 3528 8941 3537 8947 3565 8917 3538 8907
TIME...MOT...LOC 0657Z 239DEG 47KT 3544 8922 

$$

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, 12:56 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, 1:32 AM CSTTornado WarningMEGCarroll, Chester, Henderson, Madison28 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.