Alert archive / Arkansas / Tornado Warnings in 2021

Tornado Warning 20, NWS Little Rock, AR

April 9, 20216 counties in Arkansas

NWS Little Rock, AR issued this tornado warning at Apr 9, 2021, 3:46 PM CDT for 6 counties in Arkansas. It was in force for 29 min. 1 report 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, 3:46 PM CDT (20:46 UTC)
Expired
Apr 9, 2021, 4:15 PM CDT
In force
29 min
Issued by
NWS Little Rock, AR
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

Counties Bradley County, AR, Calhoun County, AR, Cleveland County, AR, Dallas County, AR, Drew County, AR, Lincoln County, AR

The radar

The Little Rock radar (KLZK), 122 km from the middle of the area, began a volume at 20:46 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, 4:20 PM CDTHAIL 1Rye, 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, 12:07 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Shreveport, LA (KSHV), launched 12:00Z, 8.8 hours before the alert went out and 198 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, Shreveport, LA at 12:00Z on 2021-04-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 928 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, Shreveport, LA at 12:00Z on 2021-04-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 6 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
928 J/kg
Mixed-layer CIN
-310 J/kg
Mixed-layer LCL
1043 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
6 m²/s²
0-3 km storm-relative helicity
61 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

521 
WFUS54 KLZK 092046
TORLZK
ARC011-013-025-039-043-079-092115-
/O.NEW.KLZK.TO.W.0020.210409T2046Z-210409T2115Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Little Rock AR
346 PM CDT Fri Apr 9 2021

The National Weather Service in Little Rock has issued a

* Tornado Warning for...
  Northeastern Bradley County in southeastern Arkansas...
  Southeastern Cleveland County in southeastern Arkansas...
  Northeastern Calhoun County in southwestern Arkansas...
  Southeastern Dallas County in southwestern Arkansas...
  Northwestern Drew County in southeastern Arkansas...
  Southwestern Lincoln County in southeastern Arkansas...

* Until 415 PM CDT.
    
* At 345 PM CDT, a severe thunderstorm capable of producing a tornado
  was located over Ellisville, or 7 miles south of Fordyce, moving
  east at 50 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...
  Weeks...                          Ellisville...
  Mt Elba...                        Tipton...
  Marks Mill State Park...          Hebron...
  Herbine...                        Glendale in Lincoln County...
  Chambersville...                  Rowell...
  Orlando...                        Pansy...
  New Edinburg...                   Rye...
  Calmer...                         

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement 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.

&&

LAT...LON 3364 9243 3377 9245 3397 9195 3366 9193
TIME...MOT...LOC 2045Z 261DEG 45KT 3371 9237 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

67
2 follow-up statements
283 
WWUS54 KLZK 092057
SVSLZK

Severe Weather Statement
National Weather Service Little Rock AR
357 PM CDT Fri Apr 9 2021

ARC013-039-092106-
/O.CAN.KLZK.TO.W.0020.000000T0000Z-210409T2115Z/
Calhoun AR-Dallas AR-
357 PM CDT Fri Apr 9 2021

...THE TORNADO WARNING FOR NORTHEASTERN CALHOUN AND SOUTHEASTERN
DALLAS COUNTIES IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has  moved out 
of the warned area. Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 600 PM CDT for
southeastern Arkansas.

LAT...LON 3367 9227 3377 9231 3397 9195 3366 9193
TIME...MOT...LOC 2056Z 261DEG 36KT 3373 9225 

$$

ARC011-025-043-079-092115-
/O.CON.KLZK.TO.W.0020.000000T0000Z-210409T2115Z/
Bradley AR-Cleveland AR-Drew AR-Lincoln AR-
357 PM CDT Fri Apr 9 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 415 PM CDT FOR
NORTHEASTERN BRADLEY...SOUTHEASTERN CLEVELAND...NORTHWESTERN DREW AND
SOUTHWESTERN LINCOLN COUNTIES...
    
At 356 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Marks Mill State Park, or 11 miles southeast of
Fordyce, moving east at 40 mph.

HAZARD...Tornado and ping pong ball 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...
Marks Mill State Park...          Weeks...
Hebron...                         Mt Elba...
Herbine...                        Glendale in Lincoln County...
Orlando...                        Pansy...
New Edinburg...                   Rowell...
Rye...                            

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement 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.

&&

LAT...LON 3367 9227 3377 9231 3397 9195 3366 9193
TIME...MOT...LOC 2056Z 261DEG 36KT 3373 9225 

TORNADO...RADAR INDICATED
HAIL...1.50IN

$$

67
347 
WWUS54 KLZK 092107
SVSLZK

Severe Weather Statement
National Weather Service Little Rock AR
407 PM CDT Fri Apr 9 2021

ARC011-025-043-079-092117-
/O.EXP.KLZK.TO.W.0020.000000T0000Z-210409T2115Z/
Bradley AR-Cleveland AR-Drew AR-Lincoln AR-
407 PM CDT Fri Apr 9 2021

...THE TORNADO WARNING FOR NORTHEASTERN BRADLEY...SOUTHEASTERN
CLEVELAND...NORTHWESTERN DREW AND SOUTHWESTERN LINCOLN COUNTIES WILL
EXPIRE AT 415 PM CDT...
    
The tornado threat has diminished and the Tornado Warning has been
cancelled. However, large hail and damaging winds remain likely and a
Severe Thunderstorm Warning remains in effect for the area.

A Severe Thunderstorm Watch remains in effect until 600 PM CDT for
southeastern Arkansas.

LAT...LON 3367 9227 3377 9231 3397 9195 3366 9193
TIME...MOT...LOC 2107Z 270DEG 45KT 3375 9212 

$$

67

The office that day

Everything else NWS Little Rock, AR issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 9, 11:36 AM CDTSpecial Weather StatementLZKClark39 min
Apr 9, 1:14 PM CDTSpecial Weather StatementLZKJohnson31 min
Apr 9, 1:34 PM CDTSevere Thunderstorm WarningLZKJohnson, Logan14 min
Apr 9, 1:59 PM CDTSpecial Weather StatementLZKJohnson31 min
Apr 9, 2:32 PM CDTSpecial Weather StatementLZKSearcy28 min
Apr 9, 2:37 PM CDTSevere Thunderstorm WarningLZKOuachita53 min
Apr 9, 2:44 PM CDTSpecial Weather StatementLZKCleburne, Stone46 min
Apr 9, 2:53 PM CDTSpecial Weather StatementLZKBoone22 min
Apr 9, 3:07 PM CDTSpecial Weather StatementLZKBaxter, Boone, Fulton, Marion38 min
Apr 9, 3:09 PM CDTSevere Thunderstorm WarningLZKBradley, Calhoun, Cleveland, Ouachita66 min
Apr 9, 3:14 PM CDTSevere Thunderstorm WarningLZKBaxter, Fulton, Izard, Marion31 min
Apr 9, 3:17 PM CDTSevere Thunderstorm WarningLZKFulton, Izard, Randolph, Sharp43 min
Apr 9, 3:33 PM CDTSevere Thunderstorm WarningLZKCleveland, Dallas42 min
Apr 9, 3:47 PM CDTSpecial Weather StatementLZKLawrence43 min
Apr 9, 3:55 PM CDTSevere Thunderstorm WarningLZKBradley, Cleveland, Desha, Drew, Jefferson, Lincoln65 min
Apr 9, 4:53 PM CDTSevere Thunderstorm WarningLZKArkansas, Desha, Drew, Jefferson, Lincoln67 min
Apr 9, 5:18 PM CDTSpecial Weather StatementLZKPhillips42 min
Apr 9, 5:26 PM CDTSevere Thunderstorm WarningLZKMonroe21 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.