Alert archive / Arkansas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 74, NWS Memphis, TN

April 9, 2021Clay County, Craighead County, Greene County, Arkansas; Dunklin County, Missouri

NWS Memphis, TN issued this severe thunderstorm warning at Apr 9, 2021, 4:07 PM CDT for Clay County, Craighead County, Greene County, Arkansas; Dunklin County, Missouri. It was in force for 53 min. 8 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
Apr 9, 2021, 4:07 PM CDT (21:07 UTC)
Expired
Apr 9, 2021, 5:00 PM CDT
In force
53 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon
Hail
1.5 in
Wind
60.0 mph

Counties Clay County, AR, Craighead County, AR, Greene County, AR, Dunklin County, MO

The radar

The Memphis radar (KNQA), 88 km from the middle of the area, began a volume at 21:07 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
Apr 9, 4:08 PM CDTHAIL 1Brookland, ARREPORT OF QUARTER SIZED HAIL VIA SOCIAL MEDIA.
Apr 9, 4:17 PM CDTHAIL 1Oak Grove Heights, ARQUARTER SIZED HAIL REPORTED NEAR OAK GROVE HEIGHTS
Apr 9, 4:18 PM CDTHAIL 1Paragould, ARFIRE DEPARTMENT MEASURED QUARTER SIZED HAIL IN DOWNTOWN PARAGOULD.
Apr 9, 4:19 PM CDTHAIL 1.251 Ene Paragould, ARHALF DOLLAR SIZED HAIL NEAR PARAGOULD.
Apr 9, 4:19 PM CDTHAIL 1.25Paragould, ARREPORTS OF HALF DOLLAR TO PING PONG SIZED HAIL IN DOWNTOWN PARAGOULD.
Apr 9, 4:20 PM CDTHAIL 1.5Paragould, ARSOCIAL MEDIA REPORT OF PING PONG SIZED HAIL NEAR FOX HILLS COUNTRY CLUB.
Apr 9, 4:35 PM CDTHAIL 1.25Lafe, ARREPORT OF SILVER DOLLAR SIZED HAIL OVER LAFE ARKANSAS.
Apr 9, 4:40 PM CDTHAIL 0.75Marmaduke, AR

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
Apr 9, 3:42 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 9.1 hours before the alert went out and 139 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 2021-04-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2021-04-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 108 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2139 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
108 m²/s²
0-3 km storm-relative helicity
141 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

As transmitted.

143 
WUUS54 KMEG 092107
SVRMEG
ARC021-031-055-MOC069-092200-
/O.NEW.KMEG.SV.W.0074.210409T2107Z-210409T2200Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Memphis TN
407 PM CDT Fri Apr 9 2021

The National Weather Service in Memphis has issued a

* Severe Thunderstorm Warning for...
  Central Greene County in eastern Arkansas...
  Northeastern Craighead County in eastern Arkansas...
  South central Clay County in eastern Arkansas...
  Southwestern Dunklin County in southeastern Missouri...

* Until 500 PM CDT.

* At 407 PM CDT, a severe thunderstorm was located near Brookland,
  moving northeast at 30 mph.

  HAZARD...Ping pong ball size hail and 60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...People and animals outdoors will be injured. Expect hail 
           damage to roofs, siding, windows, and vehicles. Expect 
           wind damage to roofs, siding, and trees.

* Locations impacted include...
  Paragould, Lake City, Rector, Senath, Brookland, Marmaduke, Oak
  Grove Heights, Cardwell, Arbyrd, Lafe, Heubner, Macey, Schug,
  Fritz, Bard, Lester, Mounds, Halliday, Leonard and Bethel.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Large hail and damaging winds and continuous cloud to ground
lightning is occurring with this storm. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.

&&

LAT...LON 3615 9009 3599 9027 3599 9029 3598 9029
      3581 9049 3593 9069 3633 9042
TIME...MOT...LOC 2107Z 218DEG 24KT 3593 9053 

HAIL...1.50IN
WIND...60MPH
 
$$

SJM
6 follow-up statements
547 
WWUS54 KMEG 092120
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
420 PM CDT Fri Apr 9 2021

ARC021-031-055-MOC069-092200-
/O.CON.KMEG.SV.W.0074.000000T0000Z-210409T2200Z/
Greene AR-Craighead AR-Clay AR-Dunklin MO-
420 PM CDT Fri Apr 9 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM CDT
FOR EASTERN GREENE...NORTHEASTERN CRAIGHEAD...SOUTH CENTRAL CLAY AND
SOUTHWESTERN DUNKLIN COUNTIES...

At 420 PM CDT, a severe thunderstorm was located over Paragould,
moving northeast at 35 mph.

HAZARD...Ping pong ball size hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees.

Locations impacted include...
Paragould, Rector, Senath, Marmaduke, Oak Grove Heights, Cardwell,
Arbyrd, Lafe, Heubner, Macey, Schug, Fritz, Bard, Mounds, Halliday,
Leonard, Bethel, Noxburn, Brighton and Bertig.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

&&

LAT...LON 3615 9009 3599 9027 3599 9029 3598 9029
      3587 9043 3606 9060 3633 9042
TIME...MOT...LOC 2120Z 208DEG 29KT 3605 9047 

HAIL...1.50IN
WIND...60MPH
 
$$

SJM
389 
WWUS54 KMEG 092125
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
425 PM CDT Fri Apr 9 2021

ARC031-MOC069-092135-
/O.CAN.KMEG.SV.W.0074.000000T0000Z-210409T2200Z/
Craighead AR-Dunklin MO-
425 PM CDT Fri Apr 9 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN CRAIGHEAD AND
SOUTHWESTERN DUNKLIN COUNTIES IS CANCELLED...
    
The severe thunderstorm which prompted the warning has weakened.
moved out of the warned area. Therefore, the warning has been 
cancelled.

A Severe Thunderstorm Watch remains in effect until 1100 PM CDT for
eastern Arkansas...and southeastern Missouri.

LAT...LON 3620 9019 3619 9021 3618 9022 3614 9024
      3612 9027 3612 9029 3610 9030 3609 9032
      3607 9032 3607 9033 3602 9035 3599 9039
      3597 9039 3596 9051 3606 9060 3633 9042
TIME...MOT...LOC 2125Z 218DEG 24KT 3608 9044 

$$

ARC021-055-092200-
/O.CON.KMEG.SV.W.0074.000000T0000Z-210409T2200Z/
Greene AR-Clay AR-
425 PM CDT Fri Apr 9 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM CDT
FOR EASTERN GREENE AND SOUTH CENTRAL CLAY COUNTIES...

At 425 PM CDT, a severe thunderstorm was located near Paragould,
moving northeast at 30 mph.

HAZARD...Ping pong ball size hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees.

Locations impacted include...
Paragould, Rector, Marmaduke, Oak Grove Heights, Lafe, Brighton,
Bertig, Heubner, Cotton Belt, Fritz, Bard, Gainesville, Mounds,
Halliday, Knob, Leonard, Bethel and Noxburn.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

&&

LAT...LON 3620 9019 3619 9021 3618 9022 3614 9024
      3612 9027 3612 9029 3610 9030 3609 9032
      3607 9032 3607 9033 3602 9035 3599 9039
      3597 9039 3596 9051 3606 9060 3633 9042
TIME...MOT...LOC 2125Z 218DEG 24KT 3608 9044 

HAIL...1.50IN
WIND...60MPH
 
$$

SJM
247 
WWUS54 KMEG 092126 CCA
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
426 PM CDT Fri Apr 9 2021

ARC031-MOC069-092135-
/O.COR.KMEG.SV.W.0074.000000T0000Z-210409T2200Z/
Craighead AR-Dunklin MO-
426 PM CDT Fri Apr 9 2021

...THE SEVERE THUNDERSTORM WARNING FOR CRAIGHEAD AND DUNKLIN COUNTIES
IS CANCELLED...
    
The severe thunderstorm which prompted the warning has weakened.
Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 1100 PM CDT for
eastern Arkansas...and southeastern Missouri.

LAT...LON 3620 9019 3619 9021 3618 9022 3614 9024
      3612 9027 3612 9029 3610 9030 3609 9032
      3607 9032 3607 9033 3602 9035 3599 9039
      3597 9039 3596 9051 3606 9060 3633 9042
TIME...MOT...LOC 2125Z 218DEG 24KT 3608 9044 

$$

ARC021-055-092200-
/O.COR.KMEG.SV.W.0074.000000T0000Z-210409T2200Z/
Greene AR-Clay AR-
426 PM CDT Fri Apr 9 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM CDT
FOR EASTERN GREENE AND SOUTH CENTRAL CLAY COUNTIES...

At 426 PM CDT, a severe thunderstorm was located near Paragould,
moving northeast at 30 mph.

HAZARD...Ping pong ball size hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees.

Locations impacted include...
Paragould, Rector, Marmaduke, Oak Grove Heights, Lafe, Brighton,
Bertig, Heubner, Cotton Belt, Fritz, Bard, Gainesville, Mounds,
Halliday, Knob, Leonard, Bethel and Noxburn.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

&&

LAT...LON 3620 9019 3619 9021 3618 9022 3614 9024
      3612 9027 3612 9029 3610 9030 3609 9032
      3607 9032 3607 9033 3602 9035 3599 9039
      3597 9039 3596 9051 3606 9060 3633 9042
TIME...MOT...LOC 2125Z 218DEG 24KT 3608 9044 

HAIL...1.50IN
WIND...60MPH
 
$$

SJM
234 
WWUS54 KMEG 092131
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
431 PM CDT Fri Apr 9 2021

ARC021-055-092200-
/O.CON.KMEG.SV.W.0074.000000T0000Z-210409T2200Z/
Greene AR-Clay AR-
431 PM CDT Fri Apr 9 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM CDT
FOR EASTERN GREENE AND SOUTH CENTRAL CLAY COUNTIES...

At 431 PM CDT, a severe thunderstorm was located near Oak Grove
Heights, or near Marmaduke, moving northeast at 30 mph.

HAZARD...Golf ball size hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees.

Locations impacted include...
Paragould, Rector, Marmaduke, Oak Grove Heights, Lafe, Brighton,
Bertig, Heubner, Cotton Belt, Fritz, Bard, Gainesville, Mounds,
Halliday, Knob, Leonard and Noxburn.

Golf ball size hail was reported near Paragould at 420 pm. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

&&

LAT...LON 3620 9019 3619 9021 3618 9022 3614 9024
      3612 9027 3612 9029 3610 9030 3609 9032
      3607 9032 3607 9033 3602 9035 3599 9039
      3600 9041 3603 9044 3612 9056 3633 9042
TIME...MOT...LOC 2131Z 207DEG 25KT 3614 9044 

HAIL...1.75IN
WIND...60MPH
 
$$

SJM
102 
WWUS54 KMEG 092141
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
441 PM CDT Fri Apr 9 2021

ARC021-055-092200-
/O.CON.KMEG.SV.W.0074.000000T0000Z-210409T2200Z/
Greene AR-Clay AR-
441 PM CDT Fri Apr 9 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM CDT
FOR NORTHEASTERN GREENE AND SOUTH CENTRAL CLAY COUNTIES...

At 440 PM CDT, a severe thunderstorm was located over Marmaduke,
moving northeast at 30 mph.

HAZARD...Ping pong ball size hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees.

Locations impacted include...
Rector, Marmaduke, Lafe, Mounds, Halliday, Knob, Bertig, Heubner,
Leonard and Fritz.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

&&

LAT...LON 3620 9019 3619 9021 3618 9022 3614 9024
      3612 9027 3612 9029 3610 9030 3609 9032
      3607 9032 3607 9036 3609 9040 3611 9043
      3620 9051 3633 9042
TIME...MOT...LOC 2140Z 218DEG 24KT 3619 9039 

HAIL...1.50IN
WIND...60MPH
 
$$

SJM
375 
WWUS54 KMEG 092152
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
452 PM CDT Fri Apr 9 2021

ARC021-055-092202-
/O.EXP.KMEG.SV.W.0074.000000T0000Z-210409T2200Z/
Greene AR-Clay AR-
452 PM CDT Fri Apr 9 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN GREENE AND SOUTH
CENTRAL CLAY COUNTIES WILL EXPIRE AT 500 PM CDT...
        
The storm which prompted the warning has weakened below severe 
limits. Therefore, the warning will be allowed to expire.

A Severe Thunderstorm Watch remains in effect until 1100 PM CDT for
eastern Arkansas...and southeastern Missouri.

LAT...LON 3620 9019 3619 9021 3618 9022 3614 9024
      3612 9027 3612 9029 3610 9030 3609 9032
      3607 9032 3607 9036 3609 9040 3611 9043
      3620 9051 3633 9042
TIME...MOT...LOC 2152Z 218DEG 24KT 3624 9034 

$$

SJM

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 9, 3:37 PM CDTSpecial Weather StatementMEGCraighead23 min
Apr 9, 3:45 PM CDTSpecial Weather StatementMEGCraighead30 min
Apr 9, 3:57 PM CDTSevere Thunderstorm WarningMEGCraighead, Greene, Mississippi, Poinsett48 min
Apr 9, 4:19 PM CDTSevere Thunderstorm WarningMEGClay, Greene41 min
Apr 9, 5:24 PM CDTSpecial Weather StatementMEGLee36 min
Apr 9, 5:26 PM CDTSevere Thunderstorm WarningMEGPhillips49 min
Apr 9, 5:31 PM CDTSevere Thunderstorm WarningMEGLee, Phillips27 min
Apr 9, 5:50 PM CDTSevere Thunderstorm WarningMEGPhillips40 min
Apr 9, 6:04 PM CDTSpecial Weather StatementMEGSt. Francis26 min
Apr 9, 5:27 PM CDTSevere Thunderstorm WarningMEGPemiscot26 min

Nearby

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