Alert archive / Tennessee / Tornado Warnings in 2020

Tornado Warning 20, NWS Nashville, TN

June 4, 2020Perry County, Tennessee

NWS Nashville, TN issued this tornado warning at Jun 4, 2020, 8:03 PM CDT for Perry County, Tennessee. It was in force for 27 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: Jun 4, 2020, 8:03 PM CDT (01:03 UTC)
Expired: Jun 4, 2020, 8:30 PM CDT
In force: 27 min
Issued by: NWS Nashville, TN
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.0 in

County Perry County, TN

The radar

The Ft Campbell radar (KHPX), 121 km from the middle of the area, began a volume at 01:02 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 nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 1.1 hours before the alert went out and 121 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: 307 J/kg
Mixed-layer CIN: -5 J/kg
Mixed-layer LCL: 1470 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: 27 m²/s²
0-3 km storm-relative helicity: 102 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

817 
WFUS54 KOHX 050103
TOROHX
TNC135-050130-
/O.NEW.KOHX.TO.W.0020.200605T0103Z-200605T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Nashville TN
803 PM CDT Thu Jun 4 2020

The National Weather Service in Nashville has issued a

* Tornado Warning for...
  Northern Perry County in Middle Tennessee...

* Until 830 PM CDT.
    
* At 802 PM CDT, a severe thunderstorm capable of producing a tornado
  was located 13 miles northwest of Linden, moving east at 25 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
  northern Perry County, including the following locations...
  Lobelville.

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 3573 8803 3577 8798 3583 8797 3584 8796
      3584 8791 3580 8785 3582 8784 3583 8782
      3582 8772 3573 8773 3570 8771 3570 8774
      3566 8774 3566 8773 3560 8776 3571 8803
TIME...MOT...LOC 0102Z 287DEG 21KT 3579 8794 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

10

1 follow-up statement

900 
WWUS54 KOHX 050117
SVSOHX

Severe Weather Statement
National Weather Service Nashville TN
817 PM CDT Thu Jun 4 2020

TNC135-050130-
/O.CON.KOHX.TO.W.0020.000000T0000Z-200605T0130Z/
Perry TN-
817 PM CDT Thu Jun 4 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM CDT FOR
NORTHEASTERN PERRY COUNTY...
    
At 816 PM CDT, a severe thunderstorm capable of producing a tornado
was located 10 miles north of Linden, moving east at 25 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.

Locations impacted include...
Lobelville.

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 3577 8795 3581 8792 3582 8788 3580 8785
      3582 8784 3583 8782 3582 8772 3573 8773
      3570 8771 3570 8774 3566 8774 3573 8793
TIME...MOT...LOC 0116Z 287DEG 21KT 3576 8784 

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

$$

10

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 4, 7:15 PM CDT	Severe Thunderstorm Warning	OHX	Dickson, Houston, Humphreys	15 min
Jun 4, 8:12 PM CDT	Special Weather Statement	OHX	Cheatham, Dickson	48 min
Jun 4, 8:28 PM CDT	Tornado Warning	OHX	Hickman, Perry	32 min
Jun 4, 8:45 PM CDT	Special Weather Statement	OHX	Cheatham, Davidson	45 min
Jun 4, 8:58 PM CDT	Tornado Warning	OHX	Hickman, Lewis, Maury	32 min
Jun 4, 9:40 PM CDT	Special Weather Statement	OHX	Sumner, Trousdale, Wilson	35 min
Jun 4, 10:13 PM CDT	Special Weather Statement	OHX	Lawrence	32 min
Jun 5, 12:22 AM CDT	Severe Thunderstorm Warning	OHX	Bedford, Marshall	23 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.