Alert archive / Tennessee / Tornado Warnings in 2021

Tornado Warning 52, NWS Nashville, TN

December 11, 2021Dickson County, Hickman County, Humphreys County, Tennessee

NWS Nashville, TN issued this tornado warning at Dec 11, 2021, 2:38 AM CST for Dickson County, Hickman County, Humphreys County, Tennessee. It was in force for 37 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, 2:38 AM CST (08:38 UTC)
Expired
Dec 11, 2021, 3:15 AM CST
In force
37 min
Issued by
NWS Nashville, TN
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Dickson County, TN, Hickman County, TN, Humphreys County, TN

The radar

The Nashville radar (KOHX), 72 km from the middle of the area, began a volume at 08:40 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, 2:43 AM CSTTORNADO7 Ssw Dickson, TN*** 2 INJ *** TORNADO DAMAGE STARTED JUST NORTH OF I-40 NEAR MILE MARKER 166 ALONG PINEY ROAD WHERE IT SNAPPED AND UPROOTED TREES ON N MOUNT SINAI ROAD. THE MOST INTENSE DAMAGE OCCURRED ON MURRELL DRIVE WHERE MULTIPLE HOMES WERE HEAVILY DAMAGED OR DESTROYED AS
Dec 11, 2:45 AM CSTTSTM WND DMG3 S Dickson, TNAT LEAST 12 STRUCTURES ON MURRELL RAD AND CROSSROAD COWARN ROAD HAD HEAVY DAMAGE. SOME PEOPLE WERE TRAPPED IN THE STRUCTURES.
Dec 11, 2:45 AM CSTTSTM WND DMG3 S Dickson, TNAT LEAST 12 STRUCTURES ON MURRELL ROAD AND COWAN ROAD HAD HEAVY DAMAGE. SOME PEOPLE WERE TRAPPED IN THE STRUCTURES.
Dec 11, 2:45 AM CSTTSTM WND DMG4 Ssw Dickson, TNNUMEROUS TREES DAMAGED ON 200 BLOCK OF MURRELL ROAD IN DICKSON. FACEBOOK REPORT.
Dec 11, 2:46 AM CSTTSTM WND DMG4 Ssw Dickson, TNCORRECTS PREVIOUS TSTM WND DMG REPORT FROM 4 SSW DICKSON. CORRECTS PREVIOUS TSTM WND DMG REPORT FROM 4 SSW DICKSON. NUMEROUS TREES DAMAGED ON 200 BLOCK OF MURRELL ROAD IN DICKSON. FACEBOOK REPORT.
Dec 11, 2:49 AM CSTTORNADO2 Sse Burns, TNTHIS TORNADO DEVELOPED JUST SOUTHEAST OF THE DICKSON EF2 TORNADO NORTH OF I-40 NEAR MILE MARKER 175. DAMAGE WAS SEEN ON GARTON ROAD WHERE THERE WERE LARGE BRANCHES BROKEN OFF TREES. THE TORNADO CONTINUED NORTHEAST WHERE MORE UPROOTED TREES WERE SEEN ALONG HIGH
Dec 11, 2:56 AM CSTTORNADO1 E White Bluff, TN*** 1 INJ *** THE TORNADO TOUCHED DOWN NEAR HIGHWAY 70 BETWEEN WHITE BLUFF AND KINGSTON SPRINGS, AND CONTINUED EAST-NORTHEAST WHERE IT PRODUCED ROOF DAMAGE TO A FEW HOMES. WHILE STAYING NORTH OF HIGHWAY 70, THERE WAS DAMAGE TO HOMES ON SNEED ROAD WHERE ROOF SE

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, 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, 8.6 hours before the alert went out and 65 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.

502 
WFUS54 KOHX 110838
TOROHX
TNC043-081-085-110915-
/O.NEW.KOHX.TO.W.0052.211211T0838Z-211211T0915Z/

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

The National Weather Service in Nashville has issued a

* Tornado Warning for...
  Southern Dickson County in Middle Tennessee...
  East central Humphreys County in Middle Tennessee...
  Northern Hickman County in Middle Tennessee...

* Until 315 AM CST.
    
* At 238 AM CST, a severe thunderstorm capable of producing a tornado
  was located 10 miles southeast of McEwen, or 12 miles northwest of
  Centerville, moving northeast at 45 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...
  Dickson around 255 AM CST.
  Burns around 300 AM CST.
  White Bluff around 305 AM CST.

Other locations impacted by this tornadic thunderstorm include Lyles,
Charlotte, Bon Aqua and Pinewood.

This includes the following highways...
 Interstate 40 between mile markers 153 and 181.
 Interstate 840 between mile markers 1 and 5.

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 3598 8771 3624 8735 3615 8717 3607 8717
      3605 8718 3599 8720 3599 8719 3598 8720
      3598 8719 3597 8721 3596 8720 3584 8760
TIME...MOT...LOC 0838Z 237DEG 41KT 3597 8756 

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

$$

10
2 follow-up statements
066 
WWUS54 KOHX 110849
SVSOHX

Severe Weather Statement
National Weather Service Nashville TN
249 AM CST Sat Dec 11 2021

TNC081-085-110859-
/O.CAN.KOHX.TO.W.0052.000000T0000Z-211211T0915Z/
Humphreys TN-Hickman TN-
249 AM CST Sat Dec 11 2021

...THE TORNADO WARNING FOR EAST CENTRAL HUMPHREYS AND NORTHERN
HICKMAN 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 Middle
Tennessee.

LAT...LON 3624 8735 3615 8717 3607 8717 3606 8718
      3599 8720 3599 8719 3597 8721 3596 8720
      3597 8730 3598 8738 3611 8752
TIME...MOT...LOC 0849Z 241DEG 53KT 3606 8734 

$$

TNC043-110915-
/O.CON.KOHX.TO.W.0052.000000T0000Z-211211T0915Z/
Dickson TN-
249 AM CST Sat Dec 11 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 315 AM CST FOR SOUTHERN
DICKSON COUNTY...
        
At 249 AM CST, a confirmed tornado was located over Burns, or over
Dickson, moving northeast at 60 mph.

HAZARD...Damaging tornado.

SOURCE...Radar 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.

This tornado will be near...
  White Bluff around 255 AM CST.

Other locations impacted by this tornadic thunderstorm include
Charlotte.

This includes the following highways...
 Interstate 40 between mile markers 169 and 181.
 Interstate 840 between mile markers 1 and 4.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. 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 3624 8735 3615 8717 3607 8717 3606 8718
      3599 8720 3599 8719 3597 8721 3596 8720
      3597 8730 3598 8738 3611 8752
TIME...MOT...LOC 0849Z 241DEG 53KT 3606 8734 

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

$$

10
914 
WWUS54 KOHX 110911
SVSOHX

Severe Weather Statement
National Weather Service Nashville TN
311 AM CST Sat Dec 11 2021

TNC043-110921-
/O.EXP.KOHX.TO.W.0052.000000T0000Z-211211T0915Z/
Dickson TN-
311 AM CST Sat Dec 11 2021

...THE TORNADO WARNING FOR SOUTHERN DICKSON COUNTY WILL EXPIRE AT 315
AM CST...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

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

LAT...LON 3624 8735 3615 8717 3607 8717 3606 8718
      3599 8720 3599 8719 3597 8721 3596 8720
      3597 8730 3598 8738 3611 8752
TIME...MOT...LOC 0911Z 237DEG 41KT 3619 8710 

$$

10

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 10, 11:29 PM CSTTornado Warning Tornado observedOHXStewart46 min
Dec 11, 12:03 AM CSTTornado Warning Tornado observedConsiderable damage threatOHXMontgomery, Stewart16 min
Dec 11, 12:19 AM CSTSevere Thunderstorm WarningOHXMontgomery, Stewart41 min
Dec 11, 1:28 AM CSTSevere Thunderstorm WarningOHXStewart21 min
Dec 11, 1:47 AM CSTSevere Thunderstorm Warning Considerable damage threatOHXDickson, Hickman, Houston, Humphreys, Lewis, Montgomery and 2 more73 min
Dec 11, 2:03 AM CSTTornado WarningOHXHouston, Humphreys, Stewart27 min
Dec 11, 2:07 AM CSTTornado WarningOHXDickson, Hickman, Humphreys, Perry38 min
Dec 11, 2:23 AM CSTTornado WarningOHXDickson, Houston, Montgomery, Stewart37 min
Dec 11, 2:39 AM CSTTornado WarningOHXCheatham, Dickson, Montgomery14 min
Dec 11, 2:47 AM CSTSevere Thunderstorm WarningOHXCheatham, Davidson, Dickson, Hickman, Lewis, Maury and 5 more58 min
Dec 11, 2:58 AM CSTTornado WarningOHXCheatham, Davidson, Dickson, Williamson32 min
Dec 11, 2:59 AM CSTTornado WarningOHXDavidson, Williamson31 min
Dec 11, 3:19 AM CSTSevere Thunderstorm WarningOHXDavidson, Hickman, Lewis, Marshall, Maury, Robertson and 5 more41 min
Dec 11, 3:21 AM CSTTornado WarningOHXDavidson, Sumner, Wilson39 min
Dec 11, 3:29 AM CSTSevere Thunderstorm Warning Destructive damage threatOHXDavidson, Rutherford, Smith, Sumner, Trousdale, Williamson and 1 more46 min
Dec 11, 3:33 AM CSTTornado WarningOHXDavidson, Macon, Smith, Sumner, Trousdale, Wilson42 min
Dec 11, 3:46 AM CSTTornado WarningOHXClay, Macon, Sumner, Trousdale44 min
Dec 11, 3:48 AM CSTSevere Thunderstorm WarningOHXLewis, Perry, Wayne42 min
Dec 11, 3:50 AM CSTSevere Thunderstorm Warning Considerable damage threatOHXClay, DeKalb, Jackson, Macon, Putnam, Smith and 3 more17 min
Dec 11, 3:56 AM CSTTornado WarningOHXLewis, Perry, Wayne13 min
Dec 11, 4:07 AM CSTTornado WarningOHXClay, Jackson, Macon, Overton, Smith, Trousdale38 min
Dec 11, 4:11 AM CSTSevere Thunderstorm Warning Considerable damage threatOHXClay, Fentress, Jackson, Macon, Overton, Pickett and 4 more34 min
Dec 11, 4:33 AM CSTTornado WarningOHXClay, Fentress, Overton, Pickett42 min
Dec 11, 5:01 AM CSTSevere Thunderstorm WarningOHXGiles, Lawrence, Lewis, Marshall, Maury29 min
Dec 11, 5:21 AM CSTSevere Thunderstorm WarningOHXOverton, Putnam27 min
Dec 11, 5:39 AM CSTSevere Thunderstorm WarningOHXGiles, Lawrence, Wayne36 min
Dec 11, 5:56 AM CSTSevere Thunderstorm WarningOHXGiles, Lawrence, Marshall, Maury34 min
Dec 11, 6:13 AM CSTTornado WarningOHXGiles15 min
Dec 11, 6:58 AM CSTSevere Thunderstorm WarningOHXBedford, Coffee, Grundy, Warren32 min
Dec 11, 7:22 AM CSTSevere Thunderstorm WarningOHXCoffee, Grundy38 min
Dec 11, 7:35 AM CSTTornado WarningOHXGrundy25 min

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.