Alert archive / Arkansas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 49, NWS Little Rock, AR

March 27, 2021Desha County, Drew County, Arkansas

NWS Little Rock, AR issued this severe thunderstorm warning at Mar 27, 2021, 10:34 PM CDT for Desha County, Drew County, Arkansas. It was in force for 56 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: Mar 27, 2021, 10:34 PM CDT (03:34 UTC)
Expired: Mar 27, 2021, 11:30 PM CDT
In force: 56 min
Issued by: NWS Little Rock, AR
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Desha County, AR, Drew County, AR

The radar

The Little Rock radar (KLZK), 160 km from the middle of the area, began a volume at 03:33 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
Mar 27, 3:25 PM CDT	Tornado Watch	SPC	10 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 3.6 hours before the alert went out and 176 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: 894 J/kg
Mixed-layer CIN: -17 J/kg
Mixed-layer LCL: 1261 m above ground
0-6 km bulk shear: 79 kt
0-1 km storm-relative helicity: 64 m²/s²
0-3 km storm-relative helicity: 209 m²/s²
Significant tornado parameter: 0.7
Supercell composite: 8.7

Open this sounding in Storm Lab

The text

As transmitted.

436 
WUUS54 KLZK 280334
SVRLZK
ARC041-043-280430-
/O.NEW.KLZK.SV.W.0049.210328T0334Z-210328T0430Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Little Rock AR
1034 PM CDT Sat Mar 27 2021

The National Weather Service in Little Rock has issued a

* Severe Thunderstorm Warning for...
  Southern Desha County in southeastern Arkansas...
  Eastern Drew County in southeastern Arkansas...

* Until 1130 PM CDT.

* At 1033 PM CDT, severe thunderstorms were located along a line
  extending from 9 miles west of Winchester to 9 miles southwest of
  Tillar to 6 miles southeast of Monticello, moving east at 45 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...
  Dermott...                        Rohwer...
  Arkansas City...                  Tillar...
  Winchester...                     Lucca Landing...
  McGehee...                        Kelso...
  Ladelle...                        Reed...
  Baxter...                         Florence...
  Enon...                           Halley...
  Selma...                          Masonville...
  Yukon...                          Collins...
  McArthur...                       

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1100 PM CDT for southeastern
Arkansas.

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

&&

LAT...LON 3376 9102 3377 9115 3372 9114 3371 9105
      3367 9103 3367 9104 3369 9122 3360 9113
      3356 9124 3352 9125 3352 9135 3356 9135
      3356 9145 3349 9145 3346 9186 3364 9166
      3378 9173 3388 9106 3383 9106 3379 9099
TIME...MOT...LOC 0333Z 261DEG 35KT 3378 9165 3365 9160 3355 9173 

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

46

1 follow-up statement

346 
WWUS54 KLZK 280359
SVSLZK

Severe Weather Statement
National Weather Service Little Rock AR
1059 PM CDT Sat Mar 27 2021

ARC041-043-280430-
/O.CON.KLZK.SV.W.0049.000000T0000Z-210328T0430Z/
Desha AR-Drew AR-
1059 PM CDT Sat Mar 27 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1130 PM CDT
FOR SOUTHERN DESHA AND EASTERN DREW COUNTIES...

At 1057 PM CDT, severe thunderstorms were located along a line
extending from Kelso to near Lucca Landing to near McGehee and 10 
miles northwest of Dermott, moving east at 50 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...
Dermott...                        Rohwer...
Arkansas City...                  Tillar...
Winchester...                     Lucca Landing...
McGehee...                        Kelso...
Reed...                           Baxter...
Halley...                         Masonville...
Yukon...                          Collins...
McArthur...                       

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 100 AM CDT for southeastern
Arkansas.

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

&&

LAT...LON 3376 9102 3377 9115 3372 9114 3371 9105
      3367 9103 3367 9104 3369 9122 3360 9113
      3356 9124 3352 9125 3352 9135 3356 9135
      3356 9145 3349 9145 3347 9168 3366 9150
      3381 9151 3388 9106 3383 9106 3379 9099
TIME...MOT...LOC 0357Z 261DEG 46KT 3381 9126 3369 9126 3360 9146 

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

46

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 27, 7:00 PM CDT	Tornado Warning	LZK	Cleveland, Dallas, Grant, Jefferson	45 min
Mar 27, 7:08 PM CDT	Special Weather Statement	LZK	Jackson	37 min
Mar 27, 7:12 PM CDT	Severe Thunderstorm Warning	LZK	Bradley, Calhoun, Cleveland, Dallas, Ouachita	48 min
Mar 27, 7:22 PM CDT	Severe Thunderstorm Warning	LZK	Independence, Jackson, Lawrence	38 min
Mar 27, 7:23 PM CDT	Flash Flood Warning	LZK	Clark, Cleveland, Dallas, Grant, Hot Spring, Jefferson and 1 more	3 hr
Mar 27, 7:24 PM CDT	Severe Thunderstorm Warning	LZK	Independence, Izard, Jackson, Sharp, White, Woodruff	51 min
Mar 27, 7:25 PM CDT	Tornado Warning	LZK	Bradley, Calhoun, Cleveland, Dallas, Ouachita	35 min
Mar 27, 7:34 PM CDT	Tornado Warning	LZK	Arkansas, Cleveland, Jefferson, Lincoln	41 min
Mar 27, 7:56 PM CDT	Tornado Warning	LZK	Bradley, Cleveland, Drew, Lincoln	49 min
Mar 27, 7:57 PM CDT	Severe Thunderstorm Warning	LZK	Lawrence, Randolph	15 min
Mar 27, 8:07 PM CDT	Tornado Warning	LZK	Arkansas, Desha, Jefferson, Lincoln, Monroe	53 min
Mar 27, 8:13 PM CDT	Severe Thunderstorm Warning	LZK	Independence, Jackson, Lawrence, Randolph	32 min
Mar 27, 8:20 PM CDT	Severe Thunderstorm Warning	LZK	Calhoun, Ouachita	55 min
Mar 27, 8:41 PM CDT	Tornado Warning	LZK	Arkansas, Desha, Drew, Lincoln	49 min
Mar 27, 8:49 PM CDT	Tornado Warning	LZK	Arkansas, Monroe	29 min
Mar 27, 9:08 PM CDT	Severe Thunderstorm Warning	LZK	Bradley, Calhoun, Ouachita	53 min
Mar 27, 9:21 PM CDT	Flash Flood Warning	LZK	Ouachita	3 hr
Mar 27, 9:26 PM CDT	Tornado Warning	LZK	Arkansas, Desha	34 min
Mar 27, 9:32 PM CDT	Tornado Warning	LZK	Bradley, Calhoun	43 min
Mar 27, 9:47 PM CDT	Flash Flood Warning	LZK	Bradley, Calhoun, Cleveland, Dallas, Ouachita	4 hr
Mar 27, 9:57 PM CDT	Tornado Warning	LZK	Bradley, Cleveland, Drew, Lincoln	48 min
Mar 27, 11:15 PM CDT	Special Weather Statement	LZK	Bradley, Drew	45 min
Mar 28, 12:09 AM CDT	Severe Thunderstorm Warning	LZK	Desha, Drew	24 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 2021 Every 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.