Alert archive / Arkansas / Tornado Warnings in 2021

Tornado Warning 20, NWS Memphis, TN

March 27, 2021Crittenden County, Mississippi County, Poinsett County, Arkansas; Shelby County, Tipton County, Tennessee

NWS Memphis, TN issued this tornado warning at Mar 27, 2021, 8:07 PM CDT for Crittenden County, Mississippi County, Poinsett County, Arkansas; Shelby County, Tipton County, Tennessee. It was in force for 38 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, 8:07 PM CDT (01:07 UTC)
Expired
Mar 27, 2021, 8:45 PM CDT
In force
38 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

Counties Crittenden County, AR, Mississippi County, AR, Poinsett County, AR, Shelby County, TN, Tipton County, TN

The radar

The Memphis radar (KNQA), 24 km from the middle of the area, began a volume at 01:08 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, 1.1 hours before the alert went out and 75 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.

841 
WFUS54 KMEG 280107
TORMEG
ARC035-093-111-TNC157-167-280145-
/O.NEW.KMEG.TO.W.0020.210328T0107Z-210328T0145Z/

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

The National Weather Service in Memphis has issued a

* Tornado Warning for...
  Southeastern Poinsett County in eastern Arkansas...
  Southwestern Mississippi County in eastern Arkansas...
  Northern Crittenden County in eastern Arkansas...
  Southwestern Tipton County in western Tennessee...
  North central Shelby County in western Tennessee...

* Until 845 PM CDT.
    
* At 807 PM CDT, doppler radar indicated a severe thunderstorm
  producing a tornado was located near Gilmore, or 8 miles south of
  Tyronza, moving east at 35 mph.

  HAZARD...Tornado and quarter size hail.

  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...
  Wilson, Tyronza, Joiner, Gilmore, Bassett, Dixonville, Turrell,
  Clarkedale, Birdsong, Three Forks, Dimple, Booker, Deckerville,
  Evadale, Menesha, Quito, Golden Lake, Chelford, Norden and Denwood.

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.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3561 8999 3558 8995 3556 8994 3555 8992
      3552 8989 3538 8990 3526 9042 3543 9049
TIME...MOT...LOC 0107Z 248DEG 31KT 3537 9036 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

KRM
2 follow-up statements
367 
WWUS54 KMEG 280119
SVSMEG

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

ARC035-093-111-TNC157-167-280145-
/O.CON.KMEG.TO.W.0020.000000T0000Z-210328T0145Z/
Poinsett AR-Mississippi AR-Crittenden AR-Tipton TN-Shelby TN-
819 PM CDT Sat Mar 27 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 PM CDT FOR
SOUTHEASTERN POINSETT...SOUTHWESTERN MISSISSIPPI...NORTHEASTERN
CRITTENDEN...SOUTHWESTERN TIPTON AND NORTH CENTRAL SHELBY COUNTIES...
    
At 819 PM CDT, doppler radar indicated a severe thunderstorm
producing a tornado was located over Gilmore, or 8 miles southeast of
Tyronza, moving east at 35 mph.

HAZARD...Tornado and quarter size hail.

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...
Wilson, Tyronza, Joiner, Gilmore, Bassett, Dixonville, Turrell,
Clarkedale, Birdsong, Dimple, Booker, Deckerville, Evadale, Menesha,
Quito, Golden Lake, Chelford, Norden, Denwood and Frenchmans Bayou.

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.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3561 8999 3558 8995 3556 8994 3555 8992
      3552 8989 3538 8990 3529 9029 3546 9040
TIME...MOT...LOC 0119Z 248DEG 31KT 3541 9024 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

KRM
695 
WWUS54 KMEG 280130
SVSMEG

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

ARC035-111-TNC157-280140-
/O.CAN.KMEG.TO.W.0020.000000T0000Z-210328T0145Z/
Poinsett AR-Crittenden AR-Shelby TN-
830 PM CDT Sat Mar 27 2021

...THE TORNADO WARNING FOR SOUTHEASTERN POINSETT...NORTHEASTERN
CRITTENDEN AND NORTH CENTRAL SHELBY COUNTIES 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 900 PM CDT for eastern
Arkansas...and western Tennessee.

LAT...LON 3561 8999 3559 8996 3556 8994 3555 8992
      3552 8989 3540 8990 3540 9004 3538 9008
      3541 9011 3541 9014 3540 9015 3538 9014
      3551 9027
TIME...MOT...LOC 0130Z 248DEG 31KT 3545 9013 

$$

ARC093-TNC167-280145-
/O.CON.KMEG.TO.W.0020.000000T0000Z-210328T0145Z/
Mississippi AR-Tipton TN-
830 PM CDT Sat Mar 27 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 PM CDT FOR
SOUTHWESTERN MISSISSIPPI AND SOUTHWESTERN TIPTON COUNTIES...
    
At 830 PM CDT, doppler radar indicated a severe thunderstorm
producing a tornado was located near Joiner, or 8 miles northwest of
Meeman Shelby Forest State Park, moving east at 35 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...
Wilson, Joiner, Bassett, Dixonville, St Thomas, Shawnee, Delpro,
Evadale, Quito, Golden Lake, Wardell, Pecan Point, Chelford,
Drummonds, Norden, Bardstown, Frenchmans Bayou, Whitton and Hampson
Archaeological Museum State Park.

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.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3561 8999 3559 8996 3556 8994 3555 8992
      3552 8989 3540 8990 3540 9004 3538 9008
      3541 9011 3541 9014 3540 9015 3538 9014
      3551 9027
TIME...MOT...LOC 0130Z 248DEG 31KT 3545 9013 

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

$$

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, 8:26 PM CDTSevere Thunderstorm WarningMEGCrittenden, St. Francis11 min
Mar 27, 8:39 PM CDTSevere Thunderstorm WarningMEGMississippi34 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

Tornado Warnings in Arkansas, 2021Tornado 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.