Alert archive / Tennessee / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 167, NWS Memphis, TN

June 29, 20214 counties in Tennessee

NWS Memphis, TN issued this severe thunderstorm warning at Jun 29, 2021, 2:50 PM CDT for 4 counties in Tennessee. It was in force for 40 min. 2 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: Jun 29, 2021, 2:50 PM CDT (19:50 UTC)
Expired: Jun 29, 2021, 3:30 PM CDT
In force: 40 min
Issued by: NWS Memphis, TN
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Benton County, TN, Carroll County, TN, Decatur County, TN, Henderson County, TN

The radar

The Ft Campbell radar (KHPX), 128 km from the middle of the area, began a volume at 19:52 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
Jun 29, 3:00 PM CDT	TSTM WND DMG	Holladay, TN	NUMEROUS TREES DOWN AND OVER ROADS ACROSS SOUTHERN BENTON COUNY ESPECIALLY AROUND THE COMMUNITY OF HOLLADAY.
Jun 29, 3:10 PM CDT	TSTM WND DMG	3 Nw Buena Vista, TN	DOWNED TREE BLOCKING BOTH LANES OF BOBBITT ROAD.

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, 7.8 hours before the alert went out and 149 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: 1387 J/kg
Mixed-layer CIN: -60 J/kg
Mixed-layer LCL: 1208 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 25 m²/s²
0-3 km storm-relative helicity: 51 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

452 
WUUS54 KMEG 291950
SVRMEG
TNC005-017-039-077-292030-
/O.NEW.KMEG.SV.W.0167.210629T1950Z-210629T2030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Memphis TN
250 PM CDT Tue Jun 29 2021

The National Weather Service in Memphis has issued a

* Severe Thunderstorm Warning for...
  Northern Henderson County in western Tennessee...
  Southwestern Benton County in western Tennessee...
  Eastern Carroll County in western Tennessee...
  Northwestern Decatur County in western Tennessee...

* Until 330 PM CDT.

* At 250 PM CDT, a severe thunderstorm was located near Natchez Trace
  State Park, moving west at 10 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Lexington, Huntingdon, Natchez Trace State Park, Natchez Trace
  State Forest, Parsons, Bruceton, Parkers Crossroads, Bargerton,
  Wildersville, Hollow Rock, Clarksburg, Hillard, Dollar, Jeannette,
  Union Cross, Holladay, Leach, Timberlake, Tate and Palmer Shelter.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3596 8802 3568 8809 3570 8857 3608 8846
TIME...MOT...LOC 1950Z 110DEG 11KT 3582 8820 

HAIL...<.75IN
WIND...60MPH
 
$$

MJ

3 follow-up statements

675 
WWUS54 KMEG 292004
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
304 PM CDT Tue Jun 29 2021

TNC039-292014-
/O.CAN.KMEG.SV.W.0167.000000T0000Z-210629T2030Z/
Decatur TN-
304 PM CDT Tue Jun 29 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN DECATUR COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

LAT...LON 3598 8809 3570 8828 3570 8857 3608 8846
TIME...MOT...LOC 2004Z 114DEG 9KT 3591 8831 

$$

TNC005-017-077-292030-
/O.CON.KMEG.SV.W.0167.000000T0000Z-210629T2030Z/
Henderson TN-Benton TN-Carroll TN-
304 PM CDT Tue Jun 29 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM CDT
FOR NORTHERN HENDERSON...SOUTHWESTERN BENTON AND EASTERN CARROLL
COUNTIES...

At 304 PM CDT, a severe thunderstorm was located 8 miles southeast of
Huntingdon, moving northwest at 10 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Lexington, Huntingdon, Natchez Trace State Park, Natchez Trace State
Forest, Bruceton, Parkers Crossroads, Bargerton, Wildersville, Hollow
Rock, Clarksburg, Hillard, Dollar, Union Cross, Leach, Timberlake,
Tate, Palmer Shelter, Buena Vista, Westport and Parker's Cross Roads.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3598 8809 3570 8828 3570 8857 3608 8846
TIME...MOT...LOC 2004Z 114DEG 9KT 3591 8831 

HAIL...<.75IN
WIND...60MPH
 
$$

MJ

376 
WWUS54 KMEG 292016
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
316 PM CDT Tue Jun 29 2021

TNC005-077-292023-
/O.CAN.KMEG.SV.W.0167.000000T0000Z-210629T2030Z/
Henderson TN-Benton TN-
316 PM CDT Tue Jun 29 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN HENDERSON AND
SOUTHWESTERN BENTON COUNTIES IS CANCELLED...
    
The severe thunderstorm which prompted the warning has weakened and 
moved out of the warned area. Therefore, the warning has been 
cancelled.

LAT...LON 3602 8822 3582 8825 3583 8853 3608 8846
TIME...MOT...LOC 2013Z 131DEG 19KT 3599 8838 

$$

TNC017-292030-
/O.CON.KMEG.SV.W.0167.000000T0000Z-210629T2030Z/
Carroll TN-
316 PM CDT Tue Jun 29 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM CDT
FOR CENTRAL CARROLL COUNTY...

At 313 PM CDT, a severe thunderstorm was located over Huntingdon,
moving northwest at 20 mph.

HAZARD...60 mph wind gusts.

SOURCE...Trained weather spotters. At 310 PM CDT, a downed tree was 
         reported on Bobbitt Road 3 miles northeast of Buena Vista.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Huntingdon, Bruceton, Hollow Rock, Clarksburg, Westport, Hillard,
Dollar, Jumbo, Scott Hill, Leach, Tate, Garretsburg, Palmer Shelter,
Yuma and Buena Vista.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3602 8822 3582 8825 3583 8853 3608 8846
TIME...MOT...LOC 2013Z 131DEG 19KT 3599 8838 

HAIL...<.75IN
WIND...60MPH
 
$$

MJ

227 
WWUS54 KMEG 292029
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
329 PM CDT Tue Jun 29 2021

TNC017-292039-
/O.EXP.KMEG.SV.W.0167.000000T0000Z-210629T2030Z/
Carroll TN-
329 PM CDT Tue Jun 29 2021

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL CARROLL COUNTY WILL
EXPIRE AT 330 PM CDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.  However gusty
winds are still possible with this thunderstorm.

LAT...LON 3602 8822 3582 8825 3583 8853 3608 8846
TIME...MOT...LOC 2029Z 110DEG 11KT 3601 8843 

$$

MJ

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 29, 12:13 PM CDT	Special Weather Statement	MEG	Hardin	47 min
Jun 29, 12:55 PM CDT	Special Weather Statement	MEG	Hardin	35 min
Jun 29, 1:38 PM CDT	Special Weather Statement	MEG	Decatur	52 min
Jun 29, 2:12 PM CDT	Special Weather Statement	MEG	Chester, Henderson	48 min
Jun 29, 2:25 PM CDT	Special Weather Statement	MEG	Benton	35 min
Jun 29, 3:26 PM CDT	Special Weather Statement	MEG	Benton, Henry	34 min
Jun 29, 3:31 PM CDT	Special Weather Statement	MEG	Carroll	29 min
Jun 29, 4:00 PM CDT	Special Weather Statement	MEG	Henry, Weakley	45 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 2021 Every severe thunderstorm warning 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.