Alert archive / Tennessee / Tornado Warnings in 2021

Tornado Warning 6, NWS Nashville, TN

March 25, 2021Smith County, Trousdale County, Wilson County, Tennessee

NWS Nashville, TN issued this tornado warning at Mar 25, 2021, 8:41 PM CDT for Smith County, Trousdale County, Wilson County, Tennessee. It was in force for 34 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
Mar 25, 2021, 8:41 PM CDT (01:41 UTC)
Expired
Mar 25, 2021, 9:15 PM CDT
In force
34 min
Issued by
NWS Nashville, TN
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Smith County, TN, Trousdale County, TN, Wilson County, TN

The radar

The Nashville radar (KOHX), 57 km from the middle of the area, began a volume at 01:43 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 watch it was issued in

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

IssuedProductOfficeLasted
Mar 25, 3:48 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 1.7 hours before the alert went out and 62 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 2021-03-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 290 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 2021-03-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 657 square meters per square second.1939587897117136Sfc1 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
290 J/kg
Mixed-layer CIN
-73 J/kg
Mixed-layer LCL
615 m above ground
0-6 km bulk shear
85 kt
0-1 km storm-relative helicity
657 m²/s²
0-3 km storm-relative helicity
631 m²/s²
Significant tornado parameter
1.0
Supercell composite
7.4

Open this sounding in Storm Lab

The text

As transmitted.

931 
WFUS54 KOHX 260141
TOROHX
TNC159-169-189-260215-
/O.NEW.KOHX.TO.W.0006.210326T0141Z-210326T0215Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Nashville TN
841 PM CDT Thu Mar 25 2021

The National Weather Service in Nashville has issued a

* Tornado Warning for...
  Smith County in Middle Tennessee...
  Eastern Wilson County in Middle Tennessee...
  Southeastern Trousdale County in Middle Tennessee...

* Until 915 PM CDT.
    
* At 840 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Watertown, or 7 miles east of Lebanon, 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.

* This dangerous storm will be near...
  Gordonsville around 855 PM CDT.
  Carthage around 900 PM CDT.

Other locations impacted by this tornadic thunderstorm include
Pleasant Shade, Tuckers Crossroads, South Carthage and Dixon Springs.

This includes Interstate 40 between mile markers 236 and 260.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3642 8595 3642 8593 3632 8584 3629 8585
      3628 8584 3626 8583 3625 8582 3625 8580
      3623 8578 3604 8622 3619 8635 3643 8599
TIME...MOT...LOC 0140Z 234DEG 46KT 3617 8621 

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

$$

Rose
2 follow-up statements
975 
WWUS54 KOHX 260153
SVSOHX

Severe Weather Statement
National Weather Service Nashville TN
853 PM CDT Thu Mar 25 2021

TNC189-260202-
/O.CAN.KOHX.TO.W.0006.000000T0000Z-210326T0215Z/
Wilson TN-
853 PM CDT Thu Mar 25 2021

...THE TORNADO WARNING FOR EASTERN WILSON 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 1100 PM CDT for Middle
Tennessee.

LAT...LON 3642 8593 3632 8584 3629 8585 3625 8582
      3614 8605 3619 8610 3620 8609 3623 8612
      3624 8611 3626 8612 3627 8612 3631 8615
      3643 8599
TIME...MOT...LOC 0152Z 234DEG 46KT 3626 8605 

$$

TNC159-169-260215-
/O.CON.KOHX.TO.W.0006.000000T0000Z-210326T0215Z/
Smith TN-Trousdale TN-
853 PM CDT Thu Mar 25 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 PM CDT FOR SMITH AND
SOUTHEASTERN TROUSDALE COUNTIES...
    
At 852 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Carthage, 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.

This tornadic thunderstorm will remain over mainly rural areas of
Smith and southeastern Trousdale Counties, including the following
locations... Pleasant Shade, South Carthage and Dixon Springs.

This includes Interstate 40 between mile markers 251 and 257.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3642 8593 3632 8584 3629 8585 3625 8582
      3614 8605 3619 8610 3620 8609 3623 8612
      3624 8611 3626 8612 3627 8612 3631 8615
      3643 8599
TIME...MOT...LOC 0152Z 234DEG 46KT 3626 8605 

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

$$

Rose
714 
WWUS54 KOHX 260207
SVSOHX

Severe Weather Statement
National Weather Service Nashville TN
907 PM CDT Thu Mar 25 2021

TNC159-169-260217-
/O.EXP.KOHX.TO.W.0006.000000T0000Z-210326T0215Z/
Smith TN-Trousdale TN-
907 PM CDT Thu Mar 25 2021

...THE TORNADO WARNING FOR SMITH AND SOUTHEASTERN TROUSDALE COUNTIES
WILL EXPIRE AT 915 PM CDT...
        
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 1100 PM CDT for Middle
Tennessee.

LAT...LON 3642 8593 3632 8584 3629 8585 3625 8582
      3614 8605 3619 8610 3620 8609 3623 8612
      3624 8611 3626 8612 3627 8612 3631 8615
      3643 8599
TIME...MOT...LOC 0207Z 234DEG 46KT 3636 8589 

$$

Rose

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 25, 7:04 PM CDTSevere Thunderstorm WarningOHXHickman, Lewis, Maury, Williamson26 min
Mar 25, 7:04 PM CDTTornado WarningOHXLewis, Perry, Wayne41 min
Mar 25, 7:12 PM CDTAreal Flood AdvisoryOHXLewis, Perry, Wayne2 hr
Mar 25, 7:27 PM CDTSevere Thunderstorm WarningOHXHickman, Lewis, Maury, Williamson9 min
Mar 25, 7:36 PM CDTTornado WarningOHXLawrence, Lewis, Maury, Wayne39 min
Mar 25, 7:39 PM CDTSpecial Weather StatementOHXTrousdale, Williamson36 min
Mar 25, 7:50 PM CDTSevere Thunderstorm WarningOHXLawrence, Wayne40 min
Mar 25, 7:52 PM CDTSevere Thunderstorm WarningOHXDavidson, Williamson38 min
Mar 25, 8:13 PM CDTTornado WarningOHXDavidson, DeKalb, Rutherford, Smith, Williamson, Wilson32 min
Mar 25, 8:35 PM CDTTornado WarningOHXBedford, Marshall, Maury, Rutherford, Williamson25 min
Mar 25, 8:41 PM CDTSevere Thunderstorm WarningOHXBedford, Giles, Marshall, Maury, Rutherford34 min
Mar 25, 8:49 PM CDTTornado WarningOHXRutherford26 min
Mar 25, 9:01 PM CDTTornado WarningOHXJackson, Macon, Smith14 min
Mar 25, 9:09 PM CDTSevere Thunderstorm WarningOHXCannon, DeKalb, Rutherford, Smith, Wilson36 min
Mar 25, 9:40 PM CDTSevere Thunderstorm WarningOHXDeKalb, Putnam, White35 min
Mar 25, 9:53 PM CDTAreal Flood AdvisoryOHXDavidson3 hr
Mar 25, 9:54 PM CDTRiver Flood AdvisoryOHXDavidson3 hr
Mar 25, 9:57 PM CDTRiver Flood AdvisoryOHXDavidson3 hr
Mar 25, 10:22 PM CDTSpecial Weather StatementOHXFentress, Overton, Pickett, White38 min
Mar 25, 10:37 PM CDTSpecial Weather StatementOHXCumberland38 min
Mar 25, 10:37 PM CDTSpecial Weather StatementOHXGrundy, Van Buren23 min
Mar 26, 5:58 PM CDTFlash Flood WatchOHXBedford, Cannon, Cheatham, Clay, Coffee, Cumberland and 32 more42 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.