Alert archive / Tennessee / Tornado Warnings in 2021

Tornado Warning 2, NWS Nashville, TN

March 25, 2021Lewis County, Perry County, Wayne County, Tennessee

NWS Nashville, TN issued this tornado warning at Mar 25, 2021, 7:04 PM CDT for Lewis County, Perry County, Wayne County, Tennessee. It was in force for 41 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: Mar 25, 2021, 7:04 PM CDT (00:04 UTC)
Expired: Mar 25, 2021, 7:45 PM CDT
In force: 41 min
Issued by: NWS Nashville, TN
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.0 in

Counties Lewis County, TN, Perry County, TN, Wayne County, TN

The radar

The Nashville radar (KOHX), 153 km from the middle of the area, began a volume at 00:07 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

Time	Report	Where	Remark
Mar 25, 7:30 PM CDT	TORNADO	3 Ene Waynesboro, TN	* 1 INJ * A STRONG EF-2 TORNADO TOUCHED DOWN NORTHEAST OF WAYNESBORO. A FEW TREES AND OUTBUILDINGS WERE BLOWN DOWN BEFORE IT MOVED NORTHEAST INTO AREAS ALONG HWY 99. SEVERAL HOMES HAD ROOFS BLOWN OFF CAUSING ONE MINOR INJURY. 5 TVA STEEL POWER POLES WERE B

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.

Issued	Product	Office	Lasted
Mar 25, 11:26 AM CDT	Tornado Watch PDS	SPC	9 hr
Mar 25, 3:48 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 0.1 hours before the alert went out and 142 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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.

072 
WFUS54 KOHX 260004
TOROHX
TNC101-135-181-260045-
/O.NEW.KOHX.TO.W.0002.210326T0004Z-210326T0045Z/

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

The National Weather Service in Nashville has issued a

* Tornado Warning for...
  Southwestern Lewis County in Middle Tennessee...
  Northern Wayne County in Middle Tennessee...
  Southeastern Perry County in Middle Tennessee...

* Until 745 PM CDT.
    
* At 703 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Olive Hill, or 8 miles east of Savannah, moving
  northeast at 60 mph.

  HAZARD...Tornado and quarter size hail.

  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...
  Waynesboro around 725 PM CDT.

Other locations impacted by this tornadic thunderstorm include
Clifton and Flatwoods.

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 3560 8776 3542 8756 3540 8756 3540 8757
      3525 8758 3515 8798 3529 8798 3530 8800
      3530 8802 3533 8802 3535 8801 3536 8802
      3539 8802 3539 8799 3541 8797 3543 8803
TIME...MOT...LOC 0003Z 245DEG 54KT 3524 8808 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

10

1 follow-up statement

110 
WWUS54 KOHX 260023
SVSOHX

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

TNC135-260032-
/O.CAN.KOHX.TO.W.0002.000000T0000Z-210326T0045Z/
Perry TN-
723 PM CDT Thu Mar 25 2021

...THE TORNADO WARNING FOR SOUTHEASTERN PERRY 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 800 PM CDT for Middle
Tennessee. A Tornado Watch also remains in effect until 1100 PM CDT
for Middle Tennessee.

LAT...LON 3539 8792 3549 8779 3549 8773 3548 8772
      3550 8771 3551 8769 3553 8768 3542 8756
      3540 8756 3540 8757 3525 8758 3517 8791
      3528 8796 3535 8796
TIME...MOT...LOC 0022Z 247DEG 40KT 3531 8787 

$$

TNC101-181-260045-
/O.CON.KOHX.TO.W.0002.000000T0000Z-210326T0045Z/
Lewis TN-Wayne TN-
723 PM CDT Thu Mar 25 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR
SOUTHWESTERN LEWIS AND NORTHERN WAYNE COUNTIES...
    
At 722 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Waynesboro, moving east at 45 mph.

HAZARD...Tornado and quarter size hail.

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...
  Waynesboro around 735 PM CDT.

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 3539 8792 3549 8779 3549 8773 3548 8772
      3550 8771 3551 8769 3553 8768 3542 8756
      3540 8756 3540 8757 3525 8758 3517 8791
      3528 8796 3535 8796
TIME...MOT...LOC 0022Z 247DEG 40KT 3531 8787 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

10

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 25, 7:04 PM CDT	Severe Thunderstorm Warning	OHX	Hickman, Lewis, Maury, Williamson	26 min
Mar 25, 7:12 PM CDT	Areal Flood Advisory	OHX	Lewis, Perry, Wayne	2 hr
Mar 25, 7:27 PM CDT	Severe Thunderstorm Warning	OHX	Hickman, Lewis, Maury, Williamson	9 min
Mar 25, 7:36 PM CDT	Tornado Warning	OHX	Lawrence, Lewis, Maury, Wayne	39 min
Mar 25, 7:39 PM CDT	Special Weather Statement	OHX	Trousdale, Williamson	36 min
Mar 25, 7:50 PM CDT	Severe Thunderstorm Warning	OHX	Lawrence, Wayne	40 min
Mar 25, 7:52 PM CDT	Severe Thunderstorm Warning	OHX	Davidson, Williamson	38 min
Mar 25, 8:13 PM CDT	Tornado Warning	OHX	Davidson, DeKalb, Rutherford, Smith, Williamson, Wilson	32 min
Mar 25, 8:35 PM CDT	Tornado Warning	OHX	Bedford, Marshall, Maury, Rutherford, Williamson	25 min
Mar 25, 8:41 PM CDT	Severe Thunderstorm Warning	OHX	Bedford, Giles, Marshall, Maury, Rutherford	34 min
Mar 25, 8:41 PM CDT	Tornado Warning	OHX	Smith, Trousdale, Wilson	34 min
Mar 25, 8:49 PM CDT	Tornado Warning	OHX	Rutherford	26 min
Mar 25, 9:01 PM CDT	Tornado Warning	OHX	Jackson, Macon, Smith	14 min
Mar 25, 9:09 PM CDT	Severe Thunderstorm Warning	OHX	Cannon, DeKalb, Rutherford, Smith, Wilson	36 min
Mar 25, 9:40 PM CDT	Severe Thunderstorm Warning	OHX	DeKalb, Putnam, White	35 min
Mar 25, 9:53 PM CDT	Areal Flood Advisory	OHX	Davidson	3 hr
Mar 25, 9:54 PM CDT	River Flood Advisory	OHX	Davidson	3 hr
Mar 25, 9:57 PM CDT	River Flood Advisory	OHX	Davidson	3 hr
Mar 25, 10:22 PM CDT	Special Weather Statement	OHX	Fentress, Overton, Pickett, White	38 min
Mar 25, 10:37 PM CDT	Special Weather Statement	OHX	Cumberland	38 min
Mar 25, 10:37 PM CDT	Special Weather Statement	OHX	Grundy, Van Buren	23 min
Mar 26, 5:58 PM CDT	Flash Flood Watch	OHX	Bedford, Cannon, Cheatham, Clay, Coffee, Cumberland and 32 more	42 hr

Nearby

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