Alert archive / Tennessee / Tornado Warnings in 2021

Tornado Warning 54, NWS Nashville, TN

December 11, 20214 counties in Tennessee

NWS Nashville, TN issued this tornado warning at Dec 11, 2021, 2:58 AM CST for 4 counties in Tennessee. It was in force for 32 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, 2:58 AM CST (08:58 UTC)
Expired
Dec 11, 2021, 3:30 AM CST
In force
32 min
Issued by
NWS Nashville, TN
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Cheatham County, TN, Davidson County, TN, Dickson County, TN, Williamson County, TN

The radar

The Nashville radar (KOHX), 46 km from the middle of the area, began a volume at 08:59 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, 3:00 AM CSTTSTM WND DMGKingston Springs, TNSIGNIFICANT STRUCTURE DAMAGE WAS REPORTED TO HOMES AND BUSINESSES. NUMEROUS TREES AND POWER LINES WERE BLOWN DOWN, BLOCKING ROADS THROUGHOUT KINGSTON SPRINGS.
Dec 11, 3:05 AM CSTTSTM WND DMG5 Nne Pegram, TNMULTIPLE TREES WERE BLOWN DOWN ON CARS ON INDIAN SPRINGS RD AND POND CREEK ROAD.
Dec 11, 3:12 AM CSTTORNADO8 Ne Pegram, TNTHIS EF0 TORNADO TOUCHED DOWN IN WESTERN DAVIDSON COUNTY NEAR CUB CREEK ROAD AND MOVED EASTWARD ACROSS BELLS BEND AND COCKRILL BEND JUST NORTH OF JOHN TUNE AIRPORT, CROSSING THE CUMBERLAND RIVER TWICE AND BLOWING DOWN NUMEROUS TREES. MOVING ACROSS THE CUMBERLA
Dec 11, 3:15 AM CSTTSTM WND DMG7 Nw Belle Meade, TNTREES AND POWER LINES WERE BLOWN DOWN AND STRUCTURE DAMAGE WAS REPORTED ALONG OLD HICKORY BLVD AND TIDWELL HOLLOW RD.
Dec 11, 3:18 AM CSTTSTM WND DMG8 Wnw Nashville, TNTWITTER REPORT OF TREES DOWN IN BELLS BEND AREA. TIME ESTIMATED VIA RADAR.
Dec 11, 3:20 AM CSTTSTM WND DMG4 Nw Nashville, TNTREES, POWER LINES, AND SIGNS WERE BLOWN DOWN ALONG CLARKSVILLE PIKE.
Dec 11, 3:30 AM CSTTSTM WND DMGNashville, TNTREES AND POWER LINES WERE BLOWN DOWN ACROSS NASHVILLE AREA. AROUND 80,000 CUSTOMERS LOST POWER.

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, 9.0 hours before the alert went out and 41 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.

105 
WFUS54 KOHX 110858
TOROHX
TNC021-037-043-187-110930-
/O.NEW.KOHX.TO.W.0054.211211T0858Z-211211T0930Z/

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

The National Weather Service in Nashville has issued a

* Tornado Warning for...
  Northwestern Davidson County in Middle Tennessee...
  Southeastern Dickson County in Middle Tennessee...
  Northwestern Williamson County in Middle Tennessee...
  Southeastern Cheatham County in Middle Tennessee...

* Until 330 AM CST.
    
* At 257 AM CST, a severe thunderstorm capable of producing a tornado
  was located over White Bluff, or 8 miles east of Dickson, 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...
  Kingston Springs around 305 AM CST.
  Pegram around 310 AM CST.
  Belle Meade around 320 AM CST.
  Nashville and Joelton around 325 AM CST.

Other locations impacted by this tornadic thunderstorm include Whites
Creek, Beaman Park, Bells Bend and Berry Hill.

This includes the following highways...
 Interstate 40 between mile markers 175 and 210.
 Interstate 65 between mile markers 81 and 86.
 Interstate 24 between mile markers 34 and 36.
 Interstate 840 between mile markers 1 and 3.

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 3597 8727 3613 8736 3634 8686 3623 8679
      3613 8676
TIME...MOT...LOC 0857Z 248DEG 45KT 3608 8723 

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

$$

10
3 follow-up statements
188 
WWUS54 KOHX 110903
SVSOHX

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

TNC021-037-043-187-110930-
/O.CON.KOHX.TO.W.0054.000000T0000Z-211211T0930Z/
Davidson TN-Dickson TN-Williamson TN-Cheatham TN-
303 AM CST Sat Dec 11 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 AM CST FOR
NORTHWESTERN DAVIDSON...SOUTHEASTERN DICKSON...NORTHWESTERN
WILLIAMSON AND SOUTHEASTERN CHEATHAM COUNTIES...
        
At 302 AM CST, a confirmed large and extremely dangerous tornado was
located over Kingston Springs, or 9 miles southwest of Ashland City,
moving northeast at 60 mph.

This is a PARTICULARLY DANGEROUS SITUATION. TAKE COVER NOW!

HAZARD...Damaging tornado.

SOURCE...Radar confirmed tornado.

IMPACT...You are in a life-threatening situation. Flying debris may 
         be deadly to those caught without shelter. Mobile homes 
         will be destroyed. Considerable damage to homes, 
         businesses, and vehicles is likely and complete destruction 
         is possible.

The tornado will be near...
  Belle Meade around 315 AM CST.
  Nashville and Joelton around 320 AM CST.

Other locations impacted by this tornadic thunderstorm include Whites
Creek, Beaman Park, Bells Bend and Berry Hill.

This includes the following highways...
 Interstate 40 between mile markers 175 and 210.
 Interstate 65 between mile markers 81 and 86.
 Interstate 24 between mile markers 34 and 36.
 Interstate 840 between mile markers 1 and 3.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a large, extremely dangerous and potentially deadly
tornado is on the ground. To protect your life, 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 3597 8727 3613 8736 3634 8686 3623 8679
      3613 8676
TIME...MOT...LOC 0902Z 246DEG 50KT 3612 8711 

TORNADO...OBSERVED
TORNADO DAMAGE THREAT...CONSIDERABLE
MAX HAIL SIZE...<.75 IN

$$

10
534 
WWUS54 KOHX 110910
SVSOHX

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

TNC043-187-110919-
/O.CAN.KOHX.TO.W.0054.000000T0000Z-211211T0930Z/
Dickson TN-Williamson TN-
310 AM CST Sat Dec 11 2021

...THE TORNADO WARNING FOR SOUTHEASTERN DICKSON AND NORTHWESTERN
WILLIAMSON 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 3623 8679 3613 8676 3604 8706 3605 8707
      3619 8712 3634 8686
TIME...MOT...LOC 0909Z 248DEG 45KT 3615 8701 

$$

TNC021-037-110930-
/O.CON.KOHX.TO.W.0054.000000T0000Z-211211T0930Z/
Davidson TN-Cheatham TN-
310 AM CST Sat Dec 11 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 AM CST FOR
NORTHWESTERN DAVIDSON AND SOUTHEASTERN CHEATHAM COUNTIES...
        
At 309 AM CST, a confirmed large and extremely dangerous tornado was
located near Pegram, or 7 miles south of Ashland City, moving east at
50 mph.

This is a PARTICULARLY DANGEROUS SITUATION. TAKE COVER NOW!

HAZARD...Damaging tornado.

SOURCE...Radar confirmed tornado.

IMPACT...You are in a life-threatening situation. Flying debris may 
         be deadly to those caught without shelter. Mobile homes 
         will be destroyed. Considerable damage to homes, 
         businesses, and vehicles is likely and complete destruction 
         is possible.

The tornado will be near...
  Belle Meade around 320 AM CST.
  Nashville and Joelton around 325 AM CST.

Other locations impacted by this tornadic thunderstorm include Whites
Creek, Beaman Park, Bells Bend and Berry Hill.

This includes the following highways...
 Interstate 40 between mile markers 189 and 210.
 Interstate 65 between mile markers 81 and 86.
 Interstate 24 between mile markers 35 and 36.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a large, extremely dangerous and potentially deadly
tornado is on the ground. To protect your life, 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 3623 8679 3613 8676 3604 8706 3605 8707
      3619 8712 3634 8686
TIME...MOT...LOC 0909Z 248DEG 45KT 3615 8701 

TORNADO...OBSERVED
TORNADO DAMAGE THREAT...CONSIDERABLE
MAX HAIL SIZE...<.75 IN

$$

10
060 
WWUS54 KOHX 110917
SVSOHX

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

TNC021-110926-
/O.CAN.KOHX.TO.W.0054.000000T0000Z-211211T0930Z/
Cheatham TN-
317 AM CST Sat Dec 11 2021

...THE TORNADO WARNING FOR SOUTHEASTERN CHEATHAM COUNTY 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 3623 8679 3613 8676 3608 8695 3614 8697
      3626 8697 3634 8686
TIME...MOT...LOC 0916Z 248DEG 45KT 3619 8690 

$$

TNC037-110930-
/O.CON.KOHX.TO.W.0054.000000T0000Z-211211T0930Z/
Davidson TN-
317 AM CST Sat Dec 11 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 AM CST FOR
NORTHWESTERN DAVIDSON COUNTY...
    
At 316 AM CST, a severe thunderstorm capable of producing a tornado
was located near Belle Meade, or near Nashville, 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...
  Nashville and Joelton around 325 AM CST.

Other locations impacted by this tornadic thunderstorm include Whites
Creek, Beaman Park, Bells Bend and Berry Hill.

This includes the following highways...
 Interstate 40 between mile markers 197 and 210.
 Interstate 65 between mile markers 81 and 86.
 Interstate 24 between mile markers 35 and 36.

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 3623 8679 3613 8676 3608 8695 3614 8697
      3626 8697 3634 8686
TIME...MOT...LOC 0916Z 248DEG 45KT 3619 8690 

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

$$

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, 2:38 AM CSTTornado WarningOHXDickson, Hickman, Humphreys37 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, 2:59 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.