Alert archive / Tennessee / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 161, NWS Memphis, TN

June 12, 2021Dyer County, Lauderdale County, Tennessee; Mississippi County, Arkansas; Pemiscot County, Missouri

NWS Memphis, TN issued this severe thunderstorm warning at Jun 12, 2021, 7:39 PM CDT for Dyer County, Lauderdale County, Tennessee; Mississippi County, Arkansas; Pemiscot County, Missouri. It was in force for 31 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
Jun 12, 2021, 7:39 PM CDT (00:39 UTC)
Expired
Jun 12, 2021, 8:10 PM CDT
In force
31 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

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

The nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 0.7 hours before the alert went out and 126 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 00:00Z on 2021-06-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2712 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, Little Rock, AR at 00:00Z on 2021-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 7 square meters per square second.193958Sfc1 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
2712 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
1446 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
7 m²/s²
0-3 km storm-relative helicity
18 m²/s²
Significant tornado parameter
0.1
Supercell composite
2.6

Open this sounding in Storm Lab

The text

As transmitted.

206 
WUUS54 KMEG 130039
SVRMEG
ARC093-MOC155-TNC045-097-130130-
/O.NEW.KMEG.SV.W.0161.210613T0039Z-210613T0130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Memphis TN
739 PM CDT Sat Jun 12 2021

The National Weather Service in Memphis has issued a

* Severe Thunderstorm Warning for...
  Northeastern Mississippi County in eastern Arkansas...
  South central Pemiscot County in southeastern Missouri...
  Southwestern Dyer County in western Tennessee...
  Northwestern Lauderdale County in western Tennessee...

* Until 830 PM CDT.

* At 739 PM CDT, a severe thunderstorm was located 8 miles southeast
  of Cooter, or 9 miles east of Blytheville, moving south at 10 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...
  Blytheville, Cooter, Ashport, Heloise, Holland, Barr, Hickman,
  Barfield, O'Donnell Bend, Tomato, Burton, Number Nine, Armorel,
  Huffman, Chic, Tyler, Chickasaw National Wildlife Refuge and
  Cottonwood Point.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3605 8990 3610 8967 3583 8955 3575 8984
TIME...MOT...LOC 0039Z 340DEG 9KT 3595 8974 

HAIL...1.00IN
WIND...60MPH
 
$$
2 follow-up statements
023 
WWUS54 KMEG 130056
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
756 PM CDT Sat Jun 12 2021

ARC093-MOC155-TNC045-097-130130-
/O.CON.KMEG.SV.W.0161.000000T0000Z-210613T0130Z/
Mississippi AR-Pemiscot MO-Dyer TN-Lauderdale TN-
756 PM CDT Sat Jun 12 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 830 PM CDT
FOR NORTHEASTERN MISSISSIPPI...SOUTH CENTRAL PEMISCOT...SOUTHWESTERN
DYER AND NORTHWESTERN LAUDERDALE COUNTIES...

At 756 PM CDT, a severe thunderstorm was located 10 miles south of
Heloise, or 10 miles east of Blytheville, moving south at 10 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...
Blytheville, Cooter, Ashport, Heloise, Holland, Barr, Hickman,
Barfield, O'Donnell Bend, Tomato, Burton, Number Nine, Armorel,
Huffman, Chic, Tyler, Chickasaw National Wildlife Refuge and
Cottonwood Point.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3605 8990 3610 8967 3583 8955 3575 8984
TIME...MOT...LOC 0056Z 340DEG 9KT 3591 8972 

HAIL...1.00IN
WIND...60MPH
 
$$
155 
WWUS54 KMEG 130110
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
810 PM CDT Sat Jun 12 2021

ARC093-MOC155-TNC045-097-130120-
/O.CAN.KMEG.SV.W.0161.000000T0000Z-210613T0130Z/
Mississippi AR-Pemiscot MO-Dyer TN-Lauderdale TN-
810 PM CDT Sat Jun 12 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN MISSISSIPPI...
SOUTH CENTRAL PEMISCOT...SOUTHWESTERN DYER AND NORTHWESTERN
LAUDERDALE COUNTIES IS CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled.

LAT...LON 3605 8990 3610 8967 3583 8955 3575 8984
TIME...MOT...LOC 0107Z 340DEG 9KT 3588 8971 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 12, 7:33 PM CDTSpecial Weather StatementMEGLauderdale27 min
Jun 12, 10:56 PM CDTSevere Thunderstorm WarningMEGBenton, Henry38 min
Jun 12, 7:32 PM CDTAreal Flood AdvisoryMEGMississippi118 min
Jun 12, 7:47 PM CDTSpecial Weather StatementMEGMississippi28 min

Nearby

Severe Thunderstorm Warnings in Tennessee, 2021Severe 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; the sounding from the Mesonet's radiosonde archive.