Alert archive / Tennessee / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 40, NWS Memphis, TN

March 27, 2021Mississippi County, Arkansas; Lauderdale County, Tipton County, Tennessee

NWS Memphis, TN issued this severe thunderstorm warning at Mar 27, 2021, 8:39 PM CDT for Mississippi County, Arkansas; Lauderdale County, Tipton County, Tennessee. It was in force for 34 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, 8:39 PM CDT (01:39 UTC)
Expired
Mar 27, 2021, 9:13 PM CDT
In force
34 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon
Tornado
Possible
Hail
0.75 in
Wind
60.0 mph

Counties Mississippi County, AR, Lauderdale County, TN, Tipton County, TN

The radar

The Memphis radar (KNQA), 34 km from the middle of the area, began a volume at 01:39 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, 1:51 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 1.7 hours before the alert went out and 89 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.

611 
WUUS54 KMEG 280139
SVRMEG
ARC093-TNC097-167-280230-
/O.NEW.KMEG.SV.W.0040.210328T0139Z-210328T0230Z/

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

The National Weather Service in Memphis has issued a

* Severe Thunderstorm Warning for...
  South central Mississippi County in eastern Arkansas...
  Tipton County in western Tennessee...
  Southern Lauderdale County in western Tennessee...

* Until 930 PM CDT.

* At 839 PM CDT, a severe thunderstorm was located near Wilson,
  moving northeast at 30 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Covington, Ripley, Wilson, Fort Pillow State Park, Munford,
  Brighton, Fulton, Dixonville, Ft Pillow, Atoka, Henning, Gilt Edge,
  Burlison, Garland, Egypt, Evadale, Quito, Golden Lake, Luckett and
  Beaver.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 900 PM CDT for eastern
Arkansas...and western Tennessee.

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

&&

LAT...LON 3572 8944 3569 8945 3568 8947 3560 8947
      3558 8950 3556 8948 3555 8948 3555 8947
      3554 8947 3539 9002 3540 9004 3539 9007
      3556 9011 3581 8957
TIME...MOT...LOC 0139Z 244DEG 27KT 3551 8998 

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

KRM
2 follow-up statements
978 
WWUS54 KMEG 280202
SVSMEG

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

ARC093-280212-
/O.CAN.KMEG.SV.W.0040.000000T0000Z-210328T0230Z/
Mississippi AR-
902 PM CDT Sat Mar 27 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL MISSISSIPPI
COUNTY IS CANCELLED...
    
The severe 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 3572 8944 3569 8945 3568 8947 3560 8947
      3558 8950 3557 8948 3555 8948 3554 8947
      3553 8949 3543 8988 3555 8989 3561 8992
      3563 8986 3566 8985 3566 8987 3565 8991
      3581 8956
TIME...MOT...LOC 0202Z 244DEG 32KT 3560 8975 

$$

TNC097-167-280230-
/O.CON.KMEG.SV.W.0040.000000T0000Z-210328T0230Z/
Tipton TN-Lauderdale TN-
902 PM CDT Sat Mar 27 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM CDT
FOR EASTERN TIPTON AND SOUTHERN LAUDERDALE COUNTIES...

At 902 PM CDT, a severe thunderstorm was located near Ft Pillow, or
near Covington, moving northeast at 35 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Covington, Ripley, Fort Pillow State Park, Munford, Brighton, Fulton,
Ft Pillow, Atoka, Henning, Gilt Edge, Burlison, Garland, Egypt,
Luckett, Beaver, Rialto, Orysa, Bride, Durhamville and Gift.

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 3572 8944 3569 8945 3568 8947 3560 8947
      3558 8950 3557 8948 3555 8948 3554 8947
      3553 8949 3543 8988 3555 8989 3561 8992
      3563 8986 3566 8985 3566 8987 3565 8991
      3581 8956
TIME...MOT...LOC 0202Z 244DEG 32KT 3560 8975 

HAIL...1.00IN
WIND...60MPH
 
$$

KRM
539 
WWUS54 KMEG 280213
SVSMEG

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

TNC097-167-280223-
/O.CAN.KMEG.SV.W.0040.000000T0000Z-210328T0230Z/
Tipton TN-Lauderdale TN-
913 PM CDT Sat Mar 27 2021

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN TIPTON AND SOUTHERN
LAUDERDALE COUNTIES IS CANCELLED...
                
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 has been cancelled.

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

LAT...LON 3572 8944 3569 8945 3568 8947 3560 8947
      3558 8950 3557 8948 3555 8948 3554 8947
      3553 8949 3543 8988 3555 8989 3561 8992
      3563 8986 3566 8985 3566 8987 3565 8991
      3581 8956
TIME...MOT...LOC 0212Z 244DEG 27KT 3564 8966 

$$

KRM

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 27, 7:03 PM CDTTornado WarningMEGCrittenden, Mississippi, Poinsett42 min
Mar 27, 7:08 PM CDTTornado WarningMEGCross, St. Francis52 min
Mar 27, 7:10 PM CDTFlash Flood WarningMEGCrittenden, Cross, Mississippi, Poinsett, St. Francis3 hr
Mar 27, 7:17 PM CDTTornado WarningMEGLee, Phillips43 min
Mar 27, 7:39 PM CDTTornado WarningMEGCrittenden, Cross, Poinsett51 min
Mar 27, 7:50 PM CDTTornado WarningMEGCrittenden, Lee, St. Francis40 min
Mar 27, 8:07 PM CDTTornado WarningMEGCrittenden, Mississippi, Poinsett38 min
Mar 27, 8:26 PM CDTSevere Thunderstorm WarningMEGCrittenden, St. Francis11 min
Mar 27, 8:50 PM CDTSpecial Weather StatementMEGPhillips25 min
Mar 27, 9:09 PM CDTAreal Flood AdvisoryMEGCrittenden3 hr
Mar 27, 9:12 PM CDTSevere Thunderstorm WarningMEGPhillips48 min
Mar 27, 9:35 PM CDTTornado WarningMEGPhillips40 min
Mar 27, 9:37 PM CDTTornado WarningMEGPhillips53 min
Mar 27, 9:49 PM CDTTornado WarningMEGPhillips31 min
Mar 27, 9:53 PM CDTSevere Thunderstorm WarningMEGCrittenden52 min
Mar 27, 11:23 PM CDTFlash Flood WarningMEGPhillips4 hr
Mar 28, 11:45 AM CDTRiver Flood AdvisoryMEGLee, Phillips24 hr
Mar 27, 7:02 PM CDTTornado WarningMEGDyer, Lauderdale43 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, 8:18 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, 8:37 PM CDTTornado WarningMEGDecatur23 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, 9:20 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, 9:58 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, 11:09 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

Severe Thunderstorm Warnings in Tennessee, 2021Severe Thunderstorm Warnings in Arkansas, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.