Alert archive / Tennessee / Tornado Warnings in 2021

Tornado Warning 27, NWS Memphis, TN

March 27, 20215 counties in Tennessee

NWS Memphis, TN issued this tornado warning at Mar 27, 2021, 10:42 PM CDT for 5 counties in Tennessee. It was in force for 29 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 27, 2021, 10:42 PM CDT (03:42 UTC)
Expired
Mar 27, 2021, 11:11 PM CDT
In force
29 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Chester County, TN, Decatur County, TN, Hardeman County, TN, Henderson County, TN, Madison County, TN

The radar

The Memphis radar (KNQA), 121 km from the middle of the area, began a volume at 03:41 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 27, 9:01 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 3.7 hours before the alert went out and 144 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, Little Rock, AR at 00:00Z on 2021-03-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 894 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, Little Rock, AR at 00:00Z on 2021-03-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 64 square meters per square second.1939587897117Sfc1 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
894 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
1261 m above ground
0-6 km bulk shear
79 kt
0-1 km storm-relative helicity
64 m²/s²
0-3 km storm-relative helicity
209 m²/s²
Significant tornado parameter
0.7
Supercell composite
8.7

Open this sounding in Storm Lab

The text

As transmitted.

538 
WFUS54 KMEG 280342
TORMEG
TNC023-039-069-077-113-280430-
/O.NEW.KMEG.TO.W.0027.210328T0342Z-210328T0430Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Memphis TN
1042 PM CDT Sat Mar 27 2021

The National Weather Service in Memphis has issued a

* Tornado Warning for...
  Central Henderson County in western Tennessee...
  Northeastern Hardeman County in western Tennessee...
  Southeastern Madison County in western Tennessee...
  Chester County in western Tennessee...
  Central Decatur County in western Tennessee...

* Until 1130 PM CDT.
    
* At 1042 PM CDT, doppler radar indicated a severe thunderstorm
  producing a tornado was located over Chickasaw State Park, moving
  northeast at 50 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...
  Lexington, Henderson, Chickasaw State Forest, Natchez Trace State
  Forest, Chickasaw State Park, Parsons, Decaturville, Sardis,
  Silerton, Masseyville, Reagan, Jacks Creek, Darden, Mifflin, Scotts
  Hill, Finger, Enville, Medon, Pinson and Pine Top.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a storm shelter 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 3538 8851 3539 8851 3538 8856 3537 8856
      3538 8858 3536 8863 3534 8866 3532 8866
      3527 8880 3543 8890 3580 8816 3556 8800
TIME...MOT...LOC 0342Z 242DEG 43KT 3539 8878 

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

$$
3 follow-up statements
996 
WWUS54 KMEG 280347
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
1047 PM CDT Sat Mar 27 2021

TNC069-280357-
/O.CAN.KMEG.TO.W.0027.000000T0000Z-210328T0430Z/
Hardeman TN-
1047 PM CDT Sat Mar 27 2021

...THE TORNADO WARNING FOR NORTHEASTERN HARDEMAN 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 400 AM CDT for western
Tennessee.

LAT...LON 3538 8851 3539 8851 3538 8856 3537 8856
      3538 8858 3536 8863 3534 8866 3532 8866
      3528 8879 3534 8880 3539 8884 3543 8884
      3543 8890 3580 8816 3556 8800
TIME...MOT...LOC 0347Z 242DEG 43KT 3542 8871 

$$

TNC023-039-077-113-280430-
/O.CON.KMEG.TO.W.0027.000000T0000Z-210328T0430Z/
Henderson TN-Madison TN-Chester TN-Decatur TN-
1047 PM CDT Sat Mar 27 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1130 PM CDT FOR CENTRAL
HENDERSON...SOUTHEASTERN MADISON...CHESTER AND CENTRAL DECATUR
COUNTIES...
    
At 1047 PM CDT, doppler radar indicated a severe thunderstorm
producing a tornado was located near Henderson, moving northeast at
50 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...
Lexington, Henderson, Natchez Trace State Forest, Chickasaw State
Park, Parsons, Decaturville, Sardis, Silerton, Reagan, Jacks Creek,
Darden, Mifflin, Scotts Hill, Finger, Enville, Medon, Pinson, Rock
Hill, Hickory Corners and Roby.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a storm shelter 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 3538 8851 3539 8851 3538 8856 3537 8856
      3538 8858 3536 8863 3534 8866 3532 8866
      3528 8879 3534 8880 3539 8884 3543 8884
      3543 8890 3580 8816 3556 8800
TIME...MOT...LOC 0347Z 242DEG 43KT 3542 8871 

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

$$
398 
WWUS54 KMEG 280400
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
1100 PM CDT Sat Mar 27 2021

TNC113-280410-
/O.CAN.KMEG.TO.W.0027.000000T0000Z-210328T0430Z/
Madison TN-
1100 PM CDT Sat Mar 27 2021

...THE TORNADO WARNING FOR SOUTHEASTERN MADISON 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 400 AM CDT for western
Tennessee.

LAT...LON 3538 8851 3539 8851 3538 8856 3537 8856
      3538 8858 3536 8864 3534 8866 3549 8868
      3553 8863 3557 8862 3580 8816 3556 8800
TIME...MOT...LOC 0400Z 242DEG 43KT 3549 8854 

$$

TNC023-039-077-280430-
/O.CON.KMEG.TO.W.0027.000000T0000Z-210328T0430Z/
Henderson TN-Chester TN-Decatur TN-
1100 PM CDT Sat Mar 27 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1130 PM CDT FOR CENTRAL
HENDERSON...CENTRAL CHESTER AND CENTRAL DECATUR COUNTIES...
    
At 1100 PM CDT, doppler radar indicated a severe thunderstorm
producing a tornado was located over Jacks Creek, or near Henderson,
moving northeast at 50 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...
Lexington, Henderson, Natchez Trace State Forest, Parsons,
Decaturville, Sardis, Reagan, Jacks Creek, Darden, Mifflin, Scotts
Hill, Enville, Rock Hill, Roby, Mount Tabor, Cabo, Middle Fork,
Hinson Springs, Lick Skillet and Perryville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a storm shelter 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 3538 8851 3539 8851 3538 8856 3537 8856
      3538 8858 3536 8864 3534 8866 3549 8868
      3553 8863 3557 8862 3580 8816 3556 8800
TIME...MOT...LOC 0400Z 242DEG 43KT 3549 8854 

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

$$
139 
WWUS54 KMEG 280411
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
1111 PM CDT Sat Mar 27 2021

TNC023-039-077-280421-
/O.CAN.KMEG.TO.W.0027.000000T0000Z-210328T0430Z/
Henderson TN-Chester TN-Decatur TN-
1111 PM CDT Sat Mar 27 2021

...THE TORNADO WARNING FOR CENTRAL HENDERSON...CENTRAL CHESTER AND
CENTRAL DECATUR COUNTIES IS CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning has been cancelled.  However gusty winds are
still possible with this thunderstorm.

A Tornado Watch remains in effect until 400 AM CDT for western
Tennessee.

LAT...LON 3538 8851 3539 8851 3538 8856 3537 8856
      3538 8858 3536 8864 3534 8866 3549 8868
      3553 8863 3557 8862 3580 8816 3556 8800
TIME...MOT...LOC 0410Z 242DEG 43KT 3555 8840 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 27, 7:02 PM CDTTornado WarningMEGDyer, Lauderdale43 min
Mar 27, 7:03 PM CDTTornado WarningMEGLauderdale, Tipton42 min
Mar 27, 7:22 PM CDTSpecial Weather StatementMEGHaywood23 min
Mar 27, 7:35 PM CDTSevere Thunderstorm WarningMEGCrockett, Gibson, Haywood, Madison40 min
Mar 27, 7:41 PM CDTSpecial Weather StatementMEGChester34 min
Mar 27, 7:44 PM CDTSpecial Weather StatementMEGDyer31 min
Mar 27, 7:52 PM CDTSpecial Weather StatementMEGLauderdale23 min
Mar 27, 7:54 PM CDTSpecial Weather StatementMEGShelby21 min
Mar 27, 8:04 PM CDTSevere Thunderstorm WarningMEGChester, Decatur, Henderson41 min
Mar 27, 8:07 PM CDTTornado WarningMEGShelby, Tipton38 min
Mar 27, 8:18 PM CDTSevere Thunderstorm WarningMEGHenderson, Madison42 min
Mar 27, 8:20 PM CDTSpecial Weather StatementMEGDyer25 min
Mar 27, 8:23 PM CDTFlash Flood WarningMEGChester, Henderson, Madison6 hr
Mar 27, 8:26 PM CDTSevere Thunderstorm WarningMEGShelby11 min
Mar 27, 8:37 PM CDTTornado WarningMEGDecatur23 min
Mar 27, 8:39 PM CDTSevere Thunderstorm WarningMEGLauderdale, Tipton34 min
Mar 27, 8:43 PM CDTAreal Flood AdvisoryMEGDecatur19 min
Mar 27, 8:43 PM CDTSevere Thunderstorm WarningMEGChester, Henderson, Madison47 min
Mar 27, 9:02 PM CDTFlash Flood WarningMEGDecatur7 hr
Mar 27, 9:09 PM CDTAreal Flood AdvisoryMEGShelby3 hr
Mar 27, 9:20 PM CDTSevere Thunderstorm WarningMEGCrockett, Haywood, Madison40 min
Mar 27, 9:29 PM CDTSevere Thunderstorm WarningMEGBenton, Decatur, Henderson31 min
Mar 27, 9:32 PM CDTSevere Thunderstorm WarningMEGFayette, Hardeman, Haywood, Madison, Shelby, Tipton43 min
Mar 27, 9:37 PM CDTAreal Flood AdvisoryMEGCarroll, Gibson, Henry, Weakley3 hr
Mar 27, 9:53 PM CDTSevere Thunderstorm WarningMEGFayette, Shelby, Tipton52 min
Mar 27, 9:58 PM CDTSevere Thunderstorm WarningMEGCarroll, Chester, Crockett, Fayette, Gibson, Hardeman and 3 more47 min
Mar 27, 10:03 PM CDTFlash Flood WarningMEGBenton, Carroll, Decatur, Henderson4 hr
Mar 27, 10:17 PM CDTFlash Flood WarningMEGFayette, Shelby3 hr
Mar 27, 10:28 PM CDTRiver Flood WarningMEGDecatur, Perry11 days
Mar 27, 10:35 PM CDTFlash Flood WarningMEGHaywood, Madison, Tipton3 hr
Mar 27, 10:39 PM CDTSevere Thunderstorm WarningMEGFayette, Hardeman, Haywood, Lauderdale, Shelby, Tipton36 min
Mar 27, 10:49 PM CDTFlash Flood WarningMEGShelby3 hr
Mar 27, 11:09 PM CDTSevere Thunderstorm WarningMEGChester, Fayette, Hardeman, Haywood, McNairy, Madison51 min
Mar 27, 11:11 PM CDTFlash Flood WarningMEGFayette, Hardeman3 hr
Mar 27, 11:25 PM CDTTornado WarningMEGChester, Hardeman, McNairy14 min
Mar 27, 11:54 PM CDTSevere Thunderstorm WarningMEGChester, Decatur, Hardin, Henderson, McNairy51 min
Mar 27, 11:58 PM CDTTornado WarningMEGMcNairy17 min
Mar 28, 12:12 AM CDTTornado WarningMEGHardin33 min
Mar 28, 2:30 PM CDTRiver Flood WarningMEGBenton, Henry, Houston, Humphreys, Stewart10 days

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.