Alert archive / Arkansas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 134, NWS Memphis, TN

May 9, 2021Craighead County, Mississippi County, Poinsett County, Arkansas; Lauderdale County, Tipton County, Tennessee

NWS Memphis, TN issued this severe thunderstorm warning at May 9, 2021, 4:17 PM CDT for Craighead County, Mississippi County, Poinsett County, Arkansas; Lauderdale County, Tipton County, Tennessee. It was in force for 28 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
May 9, 2021, 4:17 PM CDT (21:17 UTC)
Expired
May 9, 2021, 4:45 PM CDT
In force
28 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

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

The radar

The Memphis radar (KNQA), 39 km from the middle of the area, began a volume at 21:18 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
May 9, 2:27 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 9.3 hours before the alert went out and 90 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 2021-05-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 203 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 2021-05-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 446 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
203 J/kg
Mixed-layer CIN
-439 J/kg
Mixed-layer LCL
759 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
446 m²/s²
0-3 km storm-relative helicity
571 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

426 
WUUS54 KMEG 092117
SVRMEG
ARC031-093-111-TNC097-167-092145-
/O.NEW.KMEG.SV.W.0134.210509T2117Z-210509T2145Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Memphis TN
417 PM CDT Sun May 9 2021

The National Weather Service in Memphis has issued a

* Severe Thunderstorm Warning for...
  Southeastern Craighead County in eastern Arkansas...
  Northeastern Poinsett County in eastern Arkansas...
  Southwestern Mississippi County in eastern Arkansas...
  Western Tipton County in western Tennessee...
  Southwestern Lauderdale County in western Tennessee...

* Until 445 PM CDT.

* At 417 PM CDT, a severe thunderstorm was located near Dyess, or
  near Caraway, moving southeast at 30 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...
  Osceola, Lepanto, Caraway, Wilson, Keiser, Fort Pillow State Park,
  Joiner, Dyess, Bassett, Marie, Fulton, Etowah, Victoria, Three Way,
  West Ridge, Eastview, Lennie, Evadale, Driver and Grider.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3584 9021 3563 8980 3540 9001 3540 9002
      3567 9044
TIME...MOT...LOC 2117Z 302DEG 26KT 3568 9025 

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

SWB
1 follow-up statement
885 
WWUS54 KMEG 092137
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
437 PM CDT Sun May 9 2021

ARC031-093-111-TNC097-167-092146-
/O.EXP.KMEG.SV.W.0134.000000T0000Z-210509T2145Z/
Craighead AR-Poinsett AR-Mississippi AR-Tipton TN-Lauderdale TN-
437 PM CDT Sun May 9 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN CRAIGHEAD...
NORTHEASTERN POINSETT...SOUTHWESTERN MISSISSIPPI...WESTERN TIPTON AND
SOUTHWESTERN LAUDERDALE COUNTIES WILL EXPIRE AT 445 PM CDT...
                
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 will be allowed to expire.  However small hail
is still possible with this thunderstorm.

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

LAT...LON 3584 9021 3563 8980 3540 9001 3540 9002
      3567 9044
TIME...MOT...LOC 2136Z 302DEG 26KT 3561 9011 

$$

SWB

The office that day

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

IssuedProductOfficeCountiesLasted
May 9, 7:28 AM CDTSpecial Weather StatementMEGClay, Greene32 min
May 9, 3:35 PM CDTSpecial Weather StatementMEGCraighead25 min
May 9, 3:39 PM CDTSevere Thunderstorm WarningMEGCraighead, Mississippi, Poinsett36 min
May 9, 3:47 PM CDTSevere Thunderstorm WarningMEGMississippi28 min
May 9, 3:55 PM CDTSevere Thunderstorm WarningMEGCross, Poinsett35 min
May 9, 4:01 PM CDTSevere Thunderstorm WarningMEGCross, St. Francis29 min
May 9, 4:20 PM CDTSevere Thunderstorm WarningMEGCross, Lee, St. Francis40 min
May 9, 4:28 PM CDTTornado WarningMEGLee, St. Francis32 min
May 9, 4:50 PM CDTSevere Thunderstorm WarningMEGCrittenden, Cross, Lee, St. Francis40 min
May 9, 5:21 PM CDTSevere Thunderstorm WarningMEGLee24 min
May 9, 7:10 AM CDTSpecial Weather StatementMEGDyer35 min
May 9, 8:39 AM CDTSpecial Weather StatementMEGObion36 min
May 9, 9:20 AM CDTSpecial Weather StatementMEGCrockett25 min
May 9, 3:01 PM CDTSpecial Weather StatementMEGDyer44 min
May 9, 4:29 PM CDTSpecial Weather StatementMEGBenton31 min
May 9, 5:00 PM CDTSpecial Weather StatementMEGCarroll30 min
May 9, 5:11 PM CDTTornado WarningMEGFayette, Shelby, Tipton21 min
May 9, 5:24 PM CDTSevere Thunderstorm WarningMEGChester, Henderson, Madison36 min
May 9, 5:54 PM CDTSevere Thunderstorm WarningMEGChester, Hardeman, McNairy36 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2021Severe Thunderstorm Warnings in Tennessee, 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.