Alert archive / Tennessee / Tornado Warnings in 2020

Tornado Warning 18, NWS Nashville, TN

April 25, 2020Smith County, Wilson County, Tennessee

NWS Nashville, TN issued this tornado warning at Apr 25, 2020, 4:46 PM CDT for Smith County, Wilson County, Tennessee. It was in force for 16 min. 5 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: Apr 25, 2020, 4:46 PM CDT (21:46 UTC)
Expired: Apr 25, 2020, 5:02 PM CDT
In force: 16 min
Issued by: NWS Nashville, TN
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.0 in

Counties Smith County, TN, Wilson County, TN

The radar

The Nashville radar (KOHX), 57 km from the middle of the area, began a volume at 21:45 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
Apr 25, 4:46 PM CDT	TSTM WND DMG	3 Se Tuckers Crossroads, TN	* 3 INJ * TREES DOWN WITH VEHICLES AND TRACTOR TRAILER OVERTURNED ON INTERSTATE 40 NEAR MM 248. 3 REPORTED INJURIES. POSSIBLE TORNADO.
Apr 25, 4:46 PM CDT	TSTM WND DMG	3 Se Tuckers Crossroads, TN	TREES DOWN AND TRACTOR TRAILER OVERTURNED ON INTERSTATE 40 NEAR MM 248.
Apr 25, 4:46 PM CDT	TSTM WND DMG	4 Ese Tuckers Crossroad, TN	ROOF DAMAGE AND POWERLINES DOWN NEAR BLUEBIRD RD
Apr 25, 4:46 PM CDT	TSTM WND DMG	4 Se Tuckers Crossroads, TN	TREES AND POWERLINES DOWN ON BLUEBIRD RD
Apr 25, 4:49 PM CDT	TSTM WND DMG	6 Ese Tuckers Crossroad, TN	BARNS DAMAGED AT GRANT CEDAR MILL

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 9.8 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-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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1233 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 108 m²/s²
0-3 km storm-relative helicity: 108 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

334 
WFUS54 KOHX 252146
TOROHX
TNC159-189-252215-
/O.NEW.KOHX.TO.W.0018.200425T2146Z-200425T2215Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Nashville TN
446 PM CDT Sat Apr 25 2020

The National Weather Service in Nashville has issued a

* Tornado Warning for...
  Central Smith County in Middle Tennessee...
  East central Wilson County in Middle Tennessee...

* Until 515 PM CDT.
    
* At 446 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Watertown, or 11 miles southwest of Carthage,
  moving east at 35 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...
  Carthage and Gordonsville around 505 PM CDT.

Other locations impacted by this tornadic thunderstorm include
Tuckers Crossroads, South Carthage and Hickman.

This includes Interstate 40 between mile markers 243 and 264.
 
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 3626 8583 3625 8582 3621 8581 3615 8581
      3610 8617 3620 8622 3636 8590
TIME...MOT...LOC 2146Z 249DEG 32KT 3617 8612 

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

$$

Shamburger

3 follow-up statements

508 
WWUS54 KOHX 252151
SVSOHX

Severe Weather Statement
National Weather Service Nashville TN
451 PM CDT Sat Apr 25 2020

TNC189-252200-
/O.CAN.KOHX.TO.W.0018.000000T0000Z-200425T2215Z/
Wilson TN-
451 PM CDT Sat Apr 25 2020

...THE TORNADO WARNING FOR EAST CENTRAL WILSON COUNTY IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

LAT...LON 3632 8588 3625 8582 3621 8581 3618 8581
      3614 8608 3619 8610 3620 8609 3622 8611
TIME...MOT...LOC 2150Z 249DEG 32KT 3618 8607 

$$

TNC159-252215-
/O.CON.KOHX.TO.W.0018.000000T0000Z-200425T2215Z/
Smith TN-
451 PM CDT Sat Apr 25 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM CDT FOR CENTRAL
SMITH COUNTY...
        
At 450 PM CDT, a confirmed tornado was located near I-40 northeast 
of Watertown, or 8 miles southwest of Carthage, moving east at 35 
mph.

HAZARD...Damaging tornado and quarter size hail.

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...
  Gordonsville around 500 PM CDT.
  Carthage around 505 PM CDT.

This includes Interstate 40 between mile markers 250 and 261.
 
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 3632 8588 3625 8582 3621 8581 3618 8581
      3614 8608 3619 8610 3620 8609 3622 8611
TIME...MOT...LOC 2150Z 249DEG 32KT 3618 8607 

TORNADO...OBSERVED
HAIL...1.00IN

$$

Shamburger

266 
WWUS54 KOHX 252155
SVSOHX

Severe Weather Statement
National Weather Service Nashville TN
455 PM CDT Sat Apr 25 2020

TNC159-252215-
/O.CON.KOHX.TO.W.0018.000000T0000Z-200425T2215Z/
Smith TN-
455 PM CDT Sat Apr 25 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM CDT FOR CENTRAL
SMITH COUNTY...
        
At 454 PM CDT, a confirmed tornado was located near I-40 around 7 
miles west of Gordonsville, moving east at 40 mph.

HAZARD...Damaging tornado and quarter size hail.

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...
  Carthage and Gordonsville around 500 PM CDT.

Other locations impacted by this tornadic thunderstorm include South
Carthage.

This includes Interstate 40 between mile markers 253 and 260.
 
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 3625 8582 3621 8581 3618 8581 3616 8605
      3621 8607 3631 8587
TIME...MOT...LOC 2154Z 254DEG 37KT 3619 8602 

TORNADO...OBSERVED
HAIL...1.00IN

$$

Shamburger

946 
WWUS54 KOHX 252202
SVSOHX

Severe Weather Statement
National Weather Service Nashville TN
502 PM CDT Sat Apr 25 2020

TNC159-252211-
/O.CAN.KOHX.TO.W.0018.000000T0000Z-200425T2215Z/
Smith TN-
502 PM CDT Sat Apr 25 2020

...THE TORNADO WARNING FOR CENTRAL SMITH COUNTY IS CANCELLED...
    
The tornado threat has diminished and the Tornado Warning has been
cancelled. However, large hail and damaging winds remain likely and a
Severe Thunderstorm Warning remains in effect for the area.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Nashville.

LAT...LON 3625 8582 3621 8581 3618 8581 3616 8605
      3621 8607 3631 8587
TIME...MOT...LOC 2200Z 249DEG 32KT 3621 8594 

$$

Shamburger

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 25, 2:06 PM CDT	Special Weather Statement	OHX	Montgomery	24 min
Apr 25, 2:26 PM CDT	Special Weather Statement	OHX	Montgomery, Stewart	34 min
Apr 25, 3:01 PM CDT	Special Weather Statement	OHX	Warren	29 min
Apr 25, 3:16 PM CDT	Special Weather Statement	OHX	Robertson	29 min
Apr 25, 3:27 PM CDT	Special Weather Statement	OHX	Cumberland, White	48 min
Apr 25, 3:45 PM CDT	Special Weather Statement	OHX	Davidson	30 min
Apr 25, 3:50 PM CDT	Special Weather Statement	OHX	Cumberland	55 min
Apr 25, 4:17 PM CDT	Special Weather Statement	OHX	Wilson	28 min
Apr 25, 4:43 PM CDT	Severe Thunderstorm Warning	OHX	Smith, Wilson	32 min
Apr 25, 5:10 PM CDT	Special Weather Statement	OHX	Jackson	35 min
Apr 25, 5:25 PM CDT	Special Weather Statement	OHX	Overton, Putnam	35 min

Nearby

Tornado Warnings in Tennessee, 2020 Every tornado warning in 2020 Tornadoes in 2020

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.