Alert archive / Arkansas / Tornado Warnings in 2021

Tornado Warning 2, NWS Little Rock, AR

February 28, 2021Clark County, Hot Spring County, Arkansas

NWS Little Rock, AR issued this tornado warning at Feb 28, 2021, 4:26 PM CST for Clark County, Hot Spring County, Arkansas. It was in force for 23 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: Feb 28, 2021, 4:26 PM CST (22:26 UTC)
Expired: Feb 28, 2021, 4:49 PM CST
In force: 23 min
Issued by: NWS Little Rock, AR
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.0 in

Counties Clark County, AR, Hot Spring County, AR

The radar

The Little Rock radar (KLZK), 112 km from the middle of the area, began a volume at 22:27 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.

Issued	Product	Office	Lasted
Feb 28, 2:22 PM CST	Tornado Watch	SPC	8 hr

The nearest sounding before it

Shreveport, LA (KSHV), launched 12:00Z, 10.4 hours before the alert went out and 190 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 458 J/kg
Mixed-layer CIN: -126 J/kg
Mixed-layer LCL: 573 m above ground
0-6 km bulk shear: 53 kt
0-1 km storm-relative helicity: 321 m²/s²
0-3 km storm-relative helicity: 414 m²/s²
Significant tornado parameter: 0.4
Supercell composite: 1.2

Open this sounding in Storm Lab

The text

As transmitted.

642 
WFUS54 KLZK 282226
TORLZK
ARC019-059-282300-
/O.NEW.KLZK.TO.W.0002.210228T2226Z-210228T2300Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Little Rock AR
426 PM CST Sun Feb 28 2021

The National Weather Service in Little Rock has issued a

* Tornado Warning for...
  Northeastern Clark County in southwestern Arkansas...
  South central Hot Spring County in southwestern Arkansas...

* Until 500 PM CST.
    
* At 426 PM CST, a severe thunderstorm capable of producing a tornado
  was located near Gum Springs in Clark County, or near Arkadelphia,
  moving northeast at 45 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...
  Arkadelphia...                    Caddo Valley...
  Gum Springs in Clark County...    Richwoods...
  Friendship...                     Joan...
  Lower Lake Recreation Area...     Griffithtown...
  Midway in Hot Spring County...    Hollywood...

This includes Interstate 30 between mile markers 66 and 88.
 
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 3402 9323 3413 9325 3433 9295 3403 9289
TIME...MOT...LOC 2226Z 246DEG 38KT 3410 9319 

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

$$

Shelton

2 follow-up statements

641 
WWUS54 KLZK 282236
SVSLZK

Severe Weather Statement
National Weather Service Little Rock AR
436 PM CST Sun Feb 28 2021

ARC019-059-282300-
/O.CON.KLZK.TO.W.0002.000000T0000Z-210228T2300Z/
Clark AR-Hot Spring AR-
436 PM CST Sun Feb 28 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 500 PM CST FOR
NORTHEASTERN CLARK AND SOUTH CENTRAL HOT SPRING COUNTIES...
    
At 435 PM CST, a severe thunderstorm capable of producing a tornado
was located over Arkadelphia, moving east at 45 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...
Arkadelphia...                    Caddo Valley...
Gum Springs in Clark County...    Richwoods...
Friendship...                     Joan...
Lower Lake Recreation Area...     Griffithtown...
Midway in Hot Spring County...    

This includes Interstate 30 between mile markers 68 and 88.
 
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 3403 9313 3415 9317 3433 9295 3403 9289
TIME...MOT...LOC 2235Z 249DEG 41KT 3411 9307 

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

$$

Shelton

386 
WWUS54 KLZK 282249
SVSLZK

Severe Weather Statement
National Weather Service Little Rock AR
449 PM CST Sun Feb 28 2021

ARC019-059-282258-
/O.CAN.KLZK.TO.W.0002.000000T0000Z-210228T2300Z/
Clark AR-Hot Spring AR-
449 PM CST Sun Feb 28 2021

...THE TORNADO WARNING FOR NORTHEASTERN CLARK AND SOUTH CENTRAL HOT
SPRING COUNTIES IS CANCELLED...
    
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 Tornado Watch remains in effect until 1000 PM CST for southwestern
Arkansas.

LAT...LON 3403 9313 3415 9317 3433 9295 3403 9289
TIME...MOT...LOC 2246Z 246DEG 38KT 3417 9291 

$$

Cooper

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 27, 9:08 PM CST	Dense Fog Advisory	LZK	Arkansas, Baxter, Bradley, Calhoun, Clark, Cleburne and 30 more	6 hr
Feb 28, 2:05 AM CST	Special Weather Statement	LZK	Jackson	40 min
Feb 28, 2:32 AM CST	Special Weather Statement	LZK	Jackson	43 min
Feb 28, 11:26 AM CST	Special Weather Statement	LZK	Faulkner	49 min
Feb 28, 2:11 PM CST	Special Weather Statement	LZK	Perry	49 min
Feb 28, 2:34 PM CST	Special Weather Statement	LZK	Faulkner	41 min
Feb 28, 2:47 PM CST	Special Weather Statement	LZK	Faulkner	43 min
Feb 28, 2:54 PM CST	Severe Thunderstorm Warning	LZK	Faulkner, White	36 min
Feb 28, 3:03 PM CST	Tornado Warning	LZK	Prairie, White, Woodruff	17 min
Feb 28, 3:16 PM CST	Severe Thunderstorm Warning	LZK	Cleburne, Faulkner, Jackson, Lonoke, Prairie, Pulaski and 1 more	44 min
Feb 28, 3:20 PM CST	Flash Flood Warning	LZK	Cleburne, Conway, Faulkner, Perry, White	90 min
Feb 28, 4:48 PM CST	Severe Thunderstorm Warning	LZK	Clark, Dallas, Grant, Hot Spring	42 min
Feb 28, 5:21 PM CST	Severe Thunderstorm Warning	LZK	Grant, Jefferson	39 min
Feb 28, 5:36 PM CST	Flash Flood Warning	LZK	Clark, Grant, Hot Spring, Saline	119 min
Feb 28, 5:53 PM CST	Special Weather Statement	LZK	Jefferson	52 min

Nearby

Tornado Warnings in Arkansas, 2021 Every tornado warning in 2021 Tornadoes 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.