Alert archive / Arkansas / Tornado Warnings in 2021

Tornado Warning 12, NWS Memphis, TN

March 27, 2021Crittenden County, Cross County, Poinsett County, Arkansas

NWS Memphis, TN issued this tornado warning at Mar 27, 2021, 5:48 PM CDT for Crittenden County, Cross County, Poinsett County, Arkansas. It was in force for 42 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
Mar 27, 2021, 5:48 PM CDT (22:48 UTC)
Expired
Mar 27, 2021, 6:30 PM CDT
In force
42 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

Counties Crittenden County, AR, Cross County, AR, Poinsett County, AR

The radar

The Memphis radar (KNQA), 78 km from the middle of the area, began a volume at 22:49 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, 5:53 PM CDTTSTM WND DMGWynne, ARHIGHWAY 1 AND VANNDALE POWER LINES DOWN.
Mar 27, 6:12 PM CDTTORNADO10 Nw Parkin, ARRAIN WRAPPED TORNADO NW OF PARKIN.

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, 1:51 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 10.8 hours before the alert went out and 88 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 12:00Z on 2021-03-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 265 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 12:00Z on 2021-03-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 180 square meters per square second.1939587897Sfc1 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
265 J/kg
Mixed-layer CIN
-202 J/kg
Mixed-layer LCL
853 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
180 m²/s²
0-3 km storm-relative helicity
151 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

As transmitted.

184 
WFUS54 KMEG 272248
TORMEG
ARC035-037-111-272330-
/O.NEW.KMEG.TO.W.0012.210327T2248Z-210327T2330Z/

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

The National Weather Service in Memphis has issued a

* Tornado Warning for...
  South central Poinsett County in eastern Arkansas...
  Northwestern Crittenden County in eastern Arkansas...
  Central Cross County in eastern Arkansas...

* Until 630 PM CDT.
    
* At 548 PM CDT, doppler radar indicated a severe thunderstorm
  producing a tornado was located near Vanndale, or near Wynne,
  moving northeast at 20 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...
  Wynne, Parkin, Cherry Valley, Vanndale, Togo, Birdeye, River Front,
  Fitzgerald Crossing, Wittsburg, Stewart, Colton, Twist, McDonald,
  McElroy, Mersman, Fair Field, Bay Village, Coldwater, Levesque and
  Monterey.

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.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

&&

LAT...LON 3515 9082 3530 9096 3553 9065 3535 9042
TIME...MOT...LOC 2248Z 230DEG 19KT 3528 9082 

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

$$

KRM
2 follow-up statements
196 
WWUS54 KMEG 272316
SVSMEG

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

ARC111-272325-
/O.CAN.KMEG.TO.W.0012.000000T0000Z-210327T2330Z/
Poinsett AR-
616 PM CDT Sat Mar 27 2021

...THE TORNADO WARNING FOR SOUTH CENTRAL POINSETT 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 900 PM CDT for eastern
Arkansas.

LAT...LON 3544 9059 3544 9055 3535 9042 3520 9072
      3541 9075
TIME...MOT...LOC 2315Z 255DEG 21KT 3533 9064 

$$

ARC035-037-272330-
/O.CON.KMEG.TO.W.0012.000000T0000Z-210327T2330Z/
Crittenden AR-Cross AR-
616 PM CDT Sat Mar 27 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 630 PM CDT FOR
NORTHWESTERN CRITTENDEN AND EASTERN CROSS COUNTIES...
    
At 615 PM CDT, doppler radar indicated a severe thunderstorm
producing a tornado was located near Parkin, moving east at 25 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...
Parkin, Cherry Valley, Togo, Birdeye, River Front, Wittsburg, Colton,
Twist, McDonald, Coldwater, Levesque, Monterey, Princedale and Three
Forks.

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.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

&&

LAT...LON 3544 9059 3544 9055 3535 9042 3520 9072
      3541 9075
TIME...MOT...LOC 2315Z 255DEG 21KT 3533 9064 

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

$$

KRM
126 
WWUS54 KMEG 272329
SVSMEG

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

ARC035-037-272339-
/O.EXP.KMEG.TO.W.0012.000000T0000Z-210327T2330Z/
Crittenden AR-Cross AR-
629 PM CDT Sat Mar 27 2021

...THE TORNADO WARNING FOR NORTHWESTERN CRITTENDEN AND EASTERN CROSS
COUNTIES WILL EXPIRE AT 630 PM CDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning will be allowed to expire.

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

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Memphis.

LAT...LON 3544 9059 3544 9055 3535 9042 3520 9072
      3541 9075
TIME...MOT...LOC 2329Z 230DEG 19KT 3538 9057 

$$

KRM

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 27, 2:44 AM CDTFlash Flood WatchMEGCraighead, Crittenden, Cross, Lee, Mississippi, Phillips and 2 more24 hr
Mar 27, 5:13 AM CDTFlash Flood WarningMEGCrittenden3 hr
Mar 27, 9:01 AM CDTAreal Flood AdvisoryMEGCrittenden3 hr
Mar 27, 5:13 PM CDTSpecial Weather StatementMEGCross32 min
Mar 27, 5:31 PM CDTSevere Thunderstorm WarningMEGCross, St. Francis44 min
Mar 27, 5:38 PM CDTAreal Flood AdvisoryMEGCrittenden, Cross, Mississippi, Poinsett, St. Francis112 min
Mar 27, 5:42 PM CDTTornado WarningMEGMississippi, Poinsett48 min
Mar 27, 6:23 PM CDTTornado Warning Tornado observedMEGMississippi52 min
Mar 27, 6:28 PM CDTSpecial Weather StatementMEGCrittenden32 min
Mar 27, 6:54 PM CDTSpecial Weather StatementMEGCross51 min
Mar 27, 6:57 PM CDTSpecial Weather StatementMEGMississippi48 min

Nearby

Tornado Warnings in Arkansas, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.