Alert archive / Tennessee / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 131, NWS Memphis, TN

May 9, 2021Dyer County, Lauderdale County, Tennessee; Mississippi County, Arkansas

NWS Memphis, TN issued this severe thunderstorm warning at May 9, 2021, 3:47 PM CDT for Dyer County, Lauderdale County, Tennessee; Mississippi County, Arkansas. 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, 3:47 PM CDT (20:47 UTC)
Expired: May 9, 2021, 4:15 PM CDT
In force: 28 min
Issued by: NWS Memphis, TN
Area: Storm-based polygon
Hail: 1.0 in
Wind: 50.0 mph

Counties Mississippi County, AR, Dyer County, TN, Lauderdale County, TN

The radar

The Memphis radar (KNQA), 62 km from the middle of the area, began a volume at 20:50 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
May 9, 2:27 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 8.8 hours before the alert went out and 120 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: 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.

862 
WUUS54 KMEG 092047
SVRMEG
ARC093-TNC045-097-092115-
/O.NEW.KMEG.SV.W.0131.210509T2047Z-210509T2115Z/

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

The National Weather Service in Memphis has issued a

* Severe Thunderstorm Warning for...
  Northeastern Mississippi County in eastern Arkansas...
  Southwestern Dyer County in western Tennessee...
  North central Lauderdale County in western Tennessee...

* Until 415 PM CDT.

* At 347 PM CDT, a severe thunderstorm was located over Blytheville,
  moving east at 25 mph.

  HAZARD...Quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Damage to vehicles is expected.

* Locations impacted include...
  Blytheville, Gosnell, Dell, Burdette, Ashport, Barr, Calumet,
  Dearman, Barfield, O'Donnell Bend, Tomato, Tuckertown, Burton,
  Hickman, Lens Ford, Number Nine, Armorel, Huffman, Cole Ridge and
  Lightfoot.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3598 8958 3572 8964 3582 9004 3600 9000
TIME...MOT...LOC 2047Z 280DEG 20KT 3590 8994 

HAIL...1.00IN
WIND...<50MPH
 
$$

SWB

1 follow-up statement

612 
WWUS54 KMEG 092103
SVSMEG

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

ARC093-TNC045-097-092115-
/O.CON.KMEG.SV.W.0131.000000T0000Z-210509T2115Z/
Mississippi AR-Dyer TN-Lauderdale TN-
403 PM CDT Sun May 9 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM CDT
FOR NORTHEASTERN MISSISSIPPI...SOUTHWESTERN DYER AND NORTH CENTRAL
LAUDERDALE COUNTIES...

At 403 PM CDT, a severe thunderstorm was located near Blytheville,
moving east at 25 mph.

HAZARD...Quarter size hail.

SOURCE...Radar indicated.

IMPACT...Damage to vehicles is expected.

Locations impacted include...
Blytheville, Gosnell, Burdette, Ashport, Barr, Hickman, Barfield,
Lens Ford, O'Donnell Bend, Tomato, Tuckertown, Burton, Number Nine,
Armorel, Huffman, Lightfoot, Yarbro, Chic, Luckett and Chickasaw
National Wildlife Refuge.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3598 8958 3572 8964 3581 9000 3600 8994
TIME...MOT...LOC 2103Z 280DEG 20KT 3588 8983 

HAIL...1.00IN
WIND...<50MPH
 
$$

SWB

The office that day

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

Issued	Product	Office	Counties	Lasted
May 9, 7:10 AM CDT	Special Weather Statement	MEG	Dyer	35 min
May 9, 8:39 AM CDT	Special Weather Statement	MEG	Obion	36 min
May 9, 9:20 AM CDT	Special Weather Statement	MEG	Crockett	25 min
May 9, 3:01 PM CDT	Special Weather Statement	MEG	Dyer	44 min
May 9, 4:17 PM CDT	Severe Thunderstorm Warning	MEG	Lauderdale, Tipton	28 min
May 9, 4:29 PM CDT	Special Weather Statement	MEG	Benton	31 min
May 9, 5:00 PM CDT	Special Weather Statement	MEG	Carroll	30 min
May 9, 5:11 PM CDT	Tornado Warning	MEG	Fayette, Shelby, Tipton	21 min
May 9, 5:24 PM CDT	Severe Thunderstorm Warning	MEG	Chester, Henderson, Madison	36 min
May 9, 5:54 PM CDT	Severe Thunderstorm Warning	MEG	Chester, Hardeman, McNairy	36 min
May 9, 7:28 AM CDT	Special Weather Statement	MEG	Clay, Greene	32 min
May 9, 3:35 PM CDT	Special Weather Statement	MEG	Craighead	25 min
May 9, 3:39 PM CDT	Severe Thunderstorm Warning	MEG	Craighead, Mississippi, Poinsett	36 min
May 9, 3:55 PM CDT	Severe Thunderstorm Warning	MEG	Cross, Poinsett	35 min
May 9, 4:01 PM CDT	Severe Thunderstorm Warning	MEG	Cross, St. Francis	29 min
May 9, 4:20 PM CDT	Severe Thunderstorm Warning	MEG	Cross, Lee, St. Francis	40 min
May 9, 4:28 PM CDT	Tornado Warning	MEG	Lee, St. Francis	32 min
May 9, 4:50 PM CDT	Severe Thunderstorm Warning	MEG	Crittenden, Cross, Lee, St. Francis	40 min
May 9, 5:21 PM CDT	Severe Thunderstorm Warning	MEG	Lee	24 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 2021 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.