Alert archive / Tennessee / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 50, NWS Memphis, TN

March 27, 20216 counties in Tennessee; 4 counties in Mississippi

NWS Memphis, TN issued this severe thunderstorm warning at Mar 27, 2021, 11:09 PM CDT for 6 counties in Tennessee; 4 counties in Mississippi. It was in force for 51 min. 4 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
Mar 27, 2021, 11:09 PM CDT (04:09 UTC)
Expired
Mar 28, 2021, 12:00 AM CDT
In force
51 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon
Tornado
Possible
Hail
0.75 in
Wind
70.0 mph

Counties Alcorn County, MS, Benton County, MS, Marshall County, MS, Tippah County, MS, Chester County, TN, Fayette County, TN, Hardeman County, TN, Haywood County, TN, Madison County, TN, McNairy County, TN

The radar

The Memphis radar (KNQA), 94 km from the middle of the area, began a volume at 04:09 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

TimeReportWhereRemark
Mar 27, 11:18 PM CDTTSTM WND DMG2 Ene Grand Junction, TNA MOBILE HOME WAS BLOWN OFF ITS FOUNDATION ON ZINNIA LANE. ANOTHER NEARBY MOBILE HOME SUSTAINED ROOF DAMAGE.
Mar 27, 11:25 PM CDTTSTM WND DMGGrand Junction, TNSEVERAL TREES DOWN ON HOUSES AND MOBILE HOMES. TREE ACROSS ROADWAYS. POWER LINES DOWN.
Mar 27, 11:33 PM CDTTSTM WND DMG6 N Middleton, TNTREES UPROOTED.
Mar 27, 11:55 PM CDTTSTM WND DMGSelmer, TNNUMEROUS TREES AND POWER LINES DOWN ACROSS SELMER.

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.

IssuedProductOfficeLasted
Mar 27, 9:01 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 4.2 hours before the alert went out and 104 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.

226 
WUUS54 KMEG 280409
SVRMEG
MSC003-009-093-139-TNC023-047-069-075-109-113-280500-
/O.NEW.KMEG.SV.W.0050.210328T0409Z-210328T0500Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Memphis TN
1109 PM CDT Sat Mar 27 2021

The National Weather Service in Memphis has issued a

* Severe Thunderstorm Warning for...
  Northeastern Marshall County in northwestern Mississippi...
  Northwestern Tippah County in northeastern Mississippi...
  Northern Benton County in northeastern Mississippi...
  Northwestern Alcorn County in northeastern Mississippi...
  Eastern Fayette County in western Tennessee...
  Hardeman County in western Tennessee...
  McNairy County in western Tennessee...
  Southeastern Haywood County in western Tennessee...
  Southwestern Madison County in western Tennessee...
  Chester County in western Tennessee...

* Until midnight CDT.

* At 1108 PM CDT, severe thunderstorms were located along a line
  extending from 6 miles north of Dancyville to near Bethlehem,
  moving east at 50 mph.

  HAZARD...70 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect considerable tree damage. Damage is likely to 
           mobile homes, roofs, and outbuildings.

* Locations impacted include...
  Corinth, Henderson, Bolivar, Selmer, Chickasaw State Forest, Big
  Hill Pond State Park, Chickasaw State Park, Lamar, Whiteville,
  Somerville, Silerton, Masseyville, Theo, Michigan City, Canaan,
  Pocahontas, Lagrange, Jacks Creek, Cloverport and Robertson.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 400 AM CDT for northeastern
and northwestern Mississippi...and western Tennessee.

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

Intense thunderstorm lines can produce brief tornadoes and widespread
significant wind damage. Although a tornado is not immediately
likely, it is best to move to an interior room on the lowest floor of
a building. These storms may cause serious injury and significant
property damage.

&&

LAT...LON 3493 8849 3488 8943 3540 8944 3550 8849
TIME...MOT...LOC 0408Z 269DEG 45KT 3551 8934 3460 8934 

TORNADO...POSSIBLE
HAIL...<.75IN
WIND...70MPH
 
$$
3 follow-up statements
716 
WWUS54 KMEG 280428 RRA
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
1128 PM CDT Sat Mar 27 2021

MSC093-TNC047-075-280438-
/O.CAN.KMEG.SV.W.0050.000000T0000Z-210328T0500Z/
Marshall MS-Fayette TN-Haywood TN-
1128 PM CDT Sat Mar 27 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN MARSHALL...
EASTERN FAYETTE AND SOUTHEASTERN HAYWOOD COUNTIES IS CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

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

LAT...LON 3493 8849 3488 8935 3499 8935 3500 8920
      3543 8918 3550 8849
TIME...MOT...LOC 0428Z 269DEG 45KT 3551 8905 3460 8905 

$$

MSC003-009-139-TNC023-069-109-113-280500-
/O.CON.KMEG.SV.W.0050.000000T0000Z-210328T0500Z/
Tippah MS-Benton MS-Alcorn MS-Hardeman TN-McNairy TN-Madison TN-
Chester TN-
1128 PM CDT Sat Mar 27 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT
FOR NORTHWESTERN TIPPAH...NORTHERN BENTON...NORTHWESTERN ALCORN...
HARDEMAN...MCNAIRY...SOUTHWESTERN MADISON AND CHESTER COUNTIES...

At 1128 PM CDT, severe thunderstorms were located along a line
extending from near Mercer to near Blue Mountain, moving east at 50
mph.

HAZARD...70 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect considerable tree damage. Damage is likely to mobile 
         homes, roofs, and outbuildings.

Locations impacted include...
Corinth, Henderson, Bolivar, Selmer, Chickasaw State Forest, Big Hill
Pond State Park, Chickasaw State Park, Lamar, Whiteville, Silerton,
Masseyville, Theo, Michigan City, Canaan, Pocahontas, Jacks Creek,
Cloverport, Robertson, McNairy and Walnut.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

Intense thunderstorm lines can produce brief tornadoes and widespread
significant wind damage. Although a tornado is not immediately
likely, it is best to move to an interior room on the lowest floor of
a building. These storms may cause serious injury and significant
property damage.

&&

LAT...LON 3493 8849 3488 8935 3499 8935 3500 8920
      3543 8918 3550 8849
TIME...MOT...LOC 0428Z 269DEG 45KT 3551 8905 3460 8905 

TORNADO...POSSIBLE
HAIL...<.75IN
WIND...70MPH
 
$$
673 
WWUS54 KMEG 280435
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
1135 PM CDT Sat Mar 27 2021

MSC003-009-139-TNC113-280445-
/O.CAN.KMEG.SV.W.0050.000000T0000Z-210328T0500Z/
Tippah MS-Benton MS-Alcorn MS-Madison TN-
1135 PM CDT Sat Mar 27 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN TIPPAH...NORTHERN
BENTON...NORTHWESTERN ALCORN AND SOUTHWESTERN MADISON COUNTIES IS
CANCELLED...

The storms which prompted the warning have 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 3500 8896 3543 8896 3543 8881 3546 8873
      3550 8849 3500 8849
TIME...MOT...LOC 0435Z 269DEG 45KT 3551 8896 3460 8896 

$$

TNC023-069-109-280500-
/O.CON.KMEG.SV.W.0050.000000T0000Z-210328T0500Z/
Hardeman TN-McNairy TN-Chester TN-
1135 PM CDT Sat Mar 27 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT
FOR EASTERN HARDEMAN...MCNAIRY AND CHESTER COUNTIES...

At 1135 PM CDT, severe thunderstorms were located along a line
extending from near Mercer to near Keownville, moving east at 50 mph.

HAZARD...70 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect considerable tree damage. Damage is likely to mobile 
         homes, roofs, and outbuildings.

Locations impacted include...
Henderson, Selmer, Chickasaw State Forest, Big Hill Pond State Park,
Chickasaw State Park, Silerton, Pocahontas, Masseyville, Jacks Creek,
Robertson, McNairy, Bethel Springs, Middleton, Eastview, Guys, Toone,
Ramer, Hornsby, Finger and Forty Forks.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

LAT...LON 3500 8896 3543 8896 3543 8881 3546 8873
      3550 8849 3500 8849
TIME...MOT...LOC 0435Z 269DEG 45KT 3551 8896 3460 8896 

TORNADO...POSSIBLE
HAIL...<.75IN
WIND...70MPH
 
$$
553 
WWUS54 KMEG 280452
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
1152 PM CDT Sat Mar 27 2021

TNC069-280502-
/O.CAN.KMEG.SV.W.0050.000000T0000Z-210328T0500Z/
Hardeman TN-
1152 PM CDT Sat Mar 27 2021

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN HARDEMAN COUNTY IS
CANCELLED...

The storms which prompted the warning have 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 3500 8849 3500 8879 3525 8878 3533 8879
      3539 8884 3543 8884 3543 8881 3546 8873
      3550 8849
TIME...MOT...LOC 0452Z 269DEG 45KT 3551 8871 3460 8872 

$$

TNC023-109-280500-
/O.CON.KMEG.SV.W.0050.000000T0000Z-210328T0500Z/
McNairy TN-Chester TN-
1152 PM CDT Sat Mar 27 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT
FOR MCNAIRY AND CHESTER COUNTIES...

At 1152 PM CDT, severe thunderstorms were located along a line
extending from 6 miles northwest of Henderson to 6 miles west of
Wheeler, moving east at 50 mph.

HAZARD...70 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect considerable tree damage. Damage is likely to mobile 
         homes, roofs, and outbuildings.

Locations impacted include...
Henderson, Selmer, Big Hill Pond State Park, Chickasaw State Park,
Silerton, Masseyville, Jacks Creek, Robertson, McNairy, Bethel
Springs, Eastview, Guys, Ramer, Finger, Forty Forks, Rose Creek,
Hickory Corners, Purdy, Chewalla and Martin Camp.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

LAT...LON 3500 8849 3500 8879 3525 8878 3533 8879
      3539 8884 3543 8884 3543 8881 3546 8873
      3550 8849
TIME...MOT...LOC 0452Z 269DEG 45KT 3551 8871 3460 8872 

TORNADO...POSSIBLE
HAIL...<.75IN
WIND...70MPH
 
$$

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, 10:42 PM CDTTornado WarningMEGChester, Decatur, Hardeman, Henderson, Madison29 min
Mar 27, 10:49 PM CDTFlash Flood WarningMEGShelby3 hr
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
Mar 27, 7:50 PM CDTTornado WarningMEGTunica40 min
Mar 27, 9:12 PM CDTSevere Thunderstorm WarningMEGCoahoma, Quitman48 min
Mar 27, 9:35 PM CDTTornado WarningMEGCoahoma40 min
Mar 27, 9:37 PM CDTTornado WarningMEGCoahoma, Quitman, Tunica53 min
Mar 27, 9:49 PM CDTTornado WarningMEGCoahoma, Tunica31 min
Mar 27, 10:05 PM CDTTornado WarningMEGCoahoma, Panola, Quitman, Tate, Tunica40 min
Mar 27, 10:08 PM CDTSevere Thunderstorm WarningMEGCoahoma, Panola, Quitman52 min
Mar 27, 10:31 PM CDTTornado WarningMEGDeSoto, Lafayette, Marshall, Panola, Tate44 min
Mar 27, 10:56 PM CDTTornado WarningMEGBenton, Lafayette, Marshall, Tate, Tippah49 min
Mar 27, 11:23 PM CDTFlash Flood WarningMEGCoahoma, Panola, Quitman, Tate, Tunica4 hr
Mar 27, 11:33 PM CDTSevere Thunderstorm WarningMEGAlcorn, Benton, Lafayette, Lee, Prentiss, Tippah and 2 more42 min
Mar 27, 11:41 PM CDTSevere Thunderstorm WarningMEGCoahoma, Tallahatchie49 min
Mar 28, 12:17 AM CDTSevere Thunderstorm WarningMEGAlcorn, Benton, Itawamba, Lafayette, Lee, Marshall and 4 more43 min
Mar 28, 12:27 AM CDTSevere Thunderstorm WarningMEGCalhoun, Lafayette, Panola, Quitman, Tallahatchie, Yalobusha48 min
Mar 28, 12:48 AM CDTFlash Flood WarningMEGBenton, Lafayette, Marshall, Panola, Tate, Tippah and 1 more3 hr
Mar 28, 12:56 AM CDTSevere Thunderstorm WarningMEGAlcorn, Benton, Itawamba, Lee, Prentiss, Tippah and 2 more49 min
Mar 28, 12:59 AM CDTSevere Thunderstorm WarningMEGCalhoun, Chickasaw, Lafayette, Panola, Pontotoc, Tallahatchie and 1 more46 min
Mar 28, 1:03 AM CDTTornado WarningMEGAlcorn, Prentiss, Tippah, Tishomingo, Union27 min
Mar 28, 1:10 AM CDTTornado WarningMEGCalhoun, Lafayette, Pontotoc, Union, Yalobusha28 min
Mar 28, 1:36 AM CDTSevere Thunderstorm WarningMEGItawamba, Lafayette, Lee, Pontotoc, Prentiss, Tishomingo and 1 more39 min
Mar 28, 1:47 AM CDTSevere Thunderstorm WarningMEGChickasaw, Itawamba, Lee, Monroe, Pontotoc43 min
Mar 28, 2:14 AM CDTSevere Thunderstorm WarningMEGItawamba, Lee, Prentiss, Tishomingo46 min
Mar 28, 2:30 AM CDTSevere Thunderstorm WarningMEGItawamba, Lee, Monroe25 min
Mar 28, 3:22 AM CDTSpecial Weather StatementMEGMonroe23 min
Mar 28, 3:33 AM CDTSevere Thunderstorm WarningMEGMonroe42 min
Mar 28, 7:49 AM CDTRiver Flood WarningMEGLafayette, Marshall, Union26 hr
Mar 28, 11:45 AM CDTRiver Flood AdvisoryMEGCoahoma, Tunica24 hr

Nearby

Severe Thunderstorm Warnings in Tennessee, 2021Severe Thunderstorm Warnings in Mississippi, 2021Every 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.