Alert archive / Mississippi / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 151, NWS Memphis, TN

June 7, 20214 counties in Mississippi; Lee County, Phillips County, Arkansas

NWS Memphis, TN issued this severe thunderstorm warning at Jun 7, 2021, 7:09 PM CDT for 4 counties in Mississippi; Lee County, Phillips County, Arkansas. It was in force for 21 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 7, 2021, 7:09 PM CDT (00:09 UTC)
Expired
Jun 7, 2021, 7:30 PM CDT
In force
21 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Lee County, AR, Phillips County, AR, Coahoma County, MS, Quitman County, MS, Tallahatchie County, MS, Tunica County, MS

The radar

The Memphis radar (KNQA), 138 km from the middle of the area, began a volume at 00:10 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 nearest sounding before it

Little Rock, AR (KLZK), launched 00:00Z, 0.2 hours before the alert went out and 89 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 2021-06-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 705 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 2021-06-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 95 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
705 J/kg
Mixed-layer CIN
-19 J/kg
Mixed-layer LCL
678 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
95 m²/s²
0-3 km storm-relative helicity
165 m²/s²
Significant tornado parameter
0.2
Supercell composite
2.0

Open this sounding in Storm Lab

The text

As transmitted.

616 
WUUS54 KMEG 080009
SVRMEG
ARC077-107-MSC027-119-135-143-080100-
/O.NEW.KMEG.SV.W.0151.210608T0009Z-210608T0100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Memphis TN
709 PM CDT Mon Jun 7 2021

The National Weather Service in Memphis has issued a

* Severe Thunderstorm Warning for...
  Southwestern Lee County in eastern Arkansas...
  Phillips County in eastern Arkansas...
  Northern Coahoma County in northwestern Mississippi...
  Southwestern Tunica County in northwestern Mississippi...
  Northwestern Tallahatchie County in northwestern Mississippi...
  Quitman County in northwestern Mississippi...

* Until 800 PM CDT.

* At 709 PM CDT, severe thunderstorms were located along a line
  extending from near Watkins Corner to 6 miles southeast of Dundee
  to near Crowder, moving north at 50 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Clarksdale, Marvell, Elaine, Helena-West Helena, St Francis
  National Park, Marks, Lambert, Jonestown, Friars Point, Crowder,
  Lexa, Rondo, Belen, Dundee, Watkins Corner, Vance, Darling, Kings,
  Lake View and Coahoma.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3422 9104 3428 9106 3429 9104 3434 9103
      3434 9098 3447 9098 3447 9104 3471 9103
      3467 9066 3438 9020 3430 9019 3426 9013
      3416 9014 3416 9011 3404 9012 3400 9025
      3404 9040 3424 9069 3426 9081 3419 9107
TIME...MOT...LOC 0009Z 194DEG 44KT 3450 9096 3445 9037 3423 9007 

HAIL...<.75IN
WIND...60MPH
 
$$

KRM
2 follow-up statements
348 
WWUS54 KMEG 080021
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
721 PM CDT Mon Jun 7 2021

MSC135-080031-
/O.CAN.KMEG.SV.W.0151.000000T0000Z-210608T0100Z/
Tallahatchie MS-
721 PM CDT Mon Jun 7 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN TALLAHATCHIE
COUNTY IS CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

LAT...LON 3438 9091 3447 9098 3447 9104 3471 9103
      3467 9066 3438 9020 3430 9019 3426 9013
      3416 9022 3417 9017 3415 9022 3423 9033
      3432 9041 3437 9058 3441 9067 3436 9080
TIME...MOT...LOC 0021Z 194DEG 44KT 3463 9092 3458 9033 3436 9003 

$$

ARC077-107-MSC027-119-143-080100-
/O.CON.KMEG.SV.W.0151.000000T0000Z-210608T0100Z/
Lee AR-Phillips AR-Coahoma MS-Tunica MS-Quitman MS-
721 PM CDT Mon Jun 7 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CDT
FOR SOUTHWESTERN LEE...PHILLIPS...NORTHEASTERN COAHOMA...SOUTHWESTERN
TUNICA AND CENTRAL QUITMAN COUNTIES...

At 721 PM CDT, severe thunderstorms were located along a line
extending from near Marvell to near Dubbs to 6 miles northwest of
Batesville, moving north at 50 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Marvell, Helena-West Helena, St Francis National Park, Marks,
Lambert, Lexa, Rondo, Belen, Dundee, Watkins Corner, Darling, Lake
View, Coahoma, Lula, Falcon, Lagrange, Moon, Preston Place, Quarles
and Vineyard.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3438 9091 3447 9098 3447 9104 3471 9103
      3467 9066 3438 9020 3430 9019 3426 9013
      3416 9022 3417 9017 3415 9022 3423 9033
      3432 9041 3437 9058 3441 9067 3436 9080
TIME...MOT...LOC 0021Z 194DEG 44KT 3463 9092 3458 9033 3436 9003 

HAIL...<.75IN
WIND...60MPH
 
$$

KRM
565 
WWUS54 KMEG 080030
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
730 PM CDT Mon Jun 7 2021

ARC077-107-MSC027-119-143-080040-
/O.CAN.KMEG.SV.W.0151.000000T0000Z-210608T0100Z/
Lee AR-Phillips AR-Coahoma MS-Tunica MS-Quitman MS-
730 PM CDT Mon Jun 7 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN LEE...PHILLIPS...
NORTHEASTERN COAHOMA...SOUTHWESTERN TUNICA AND CENTRAL QUITMAN
COUNTIES IS CANCELLED...
            
The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning has been cancelled.  However gusty winds and
heavy rain are still possible with these thunderstorms.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Memphis.

LAT...LON 3438 9091 3447 9098 3447 9104 3471 9103
      3467 9066 3438 9020 3430 9019 3426 9013
      3416 9022 3417 9017 3415 9022 3423 9033
      3432 9041 3437 9058 3441 9067 3436 9080
TIME...MOT...LOC 0028Z 194DEG 44KT 3472 9089 3467 9030 3445 9000 

$$

KRM

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 7, 7:40 PM CDTSevere Thunderstorm WarningMEGDeSoto, Marshall, Panola, Tate, Tunica37 min
Jun 7, 8:19 PM CDTSpecial Weather StatementMEGMarshall26 min
Jun 8, 1:59 AM CDTSpecial Weather StatementMEGMonroe46 min
Jun 8, 2:33 AM CDTAreal Flood AdvisoryMEGChickasaw, Itawamba, Lee, Monroe57 min
Jun 8, 4:25 AM CDTFlash Flood WatchMEGAlcorn, Benton, Calhoun, Chickasaw, Coahoma, DeSoto and 16 more4 days
Jun 8, 5:24 AM CDTFlash Flood WarningMEGCoahoma, Panola, Quitman, Tallahatchie5 hr
Jun 8, 6:50 AM CDTFlash Flood WarningMEGBenton, Calhoun, Lafayette, Marshall, Panola, Tallahatchie and 3 more3 hr
Jun 8, 7:47 AM CDTAreal Flood AdvisoryMEGCoahoma, DeSoto, Marshall, Panola, Quitman, Tate and 1 more3 hr
Jun 8, 9:59 AM CDTFlash Flood Warning Considerable damage threatMEGCalhoun, Coahoma, Lafayette, Panola, Quitman, Tallahatchie and 1 more4 hr
Jun 8, 10:33 AM CDTAreal Flood AdvisoryMEGCoahoma, Panola, Quitman, Tate, Tunica3 hr
Jun 8, 10:37 AM CDTAreal Flood AdvisoryMEGBenton, Marshall, Tippah, Union2 hr
Jun 8, 11:12 AM CDTFlash Flood WarningMEGBenton, Marshall, Pontotoc, Tippah, Union4 hr
Jun 8, 12:19 PM CDTFlash Flood Warning EmergencyCatastrophic damage threatMEGCoahoma, Quitman, Tallahatchie4 hr
Jun 8, 1:02 PM CDTRiver Flood WarningMEGMonroe5 days
Jun 8, 1:02 PM CDTRiver Flood WarningMEGLafayette61 hr
Jun 8, 1:02 PM CDTRiver Flood WarningMEGLafayette, Marshall, Union3 days
Jun 8, 1:02 PM CDTRiver Flood WarningMEGMonroe7 days
Jun 8, 1:02 PM CDTRiver Flood WarningMEGLowndes, Monroe8 days
Jun 8, 1:06 PM CDTSpecial Weather StatementMEGCalhoun24 min
Jun 8, 1:40 PM CDTSpecial Weather StatementMEGLee, Pontotoc35 min
Jun 8, 1:45 PM CDTFlash Flood WarningMEGCoahoma, Lafayette, Panola, Quitman, Tunica4 hr
Jun 8, 1:53 PM CDTFlash Flood Warning Considerable damage threatMEGCalhoun, Coahoma, Lafayette, Panola, Quitman, Tallahatchie and 1 more4 hr
Jun 8, 2:07 PM CDTSevere Thunderstorm WarningMEGLee, Pontotoc, Union23 min
Jun 8, 2:26 PM CDTSevere Thunderstorm WarningMEGItawamba, Lee, Pontotoc34 min
Jun 8, 2:27 PM CDTTornado WarningMEGItawamba, Lee33 min
Jun 8, 2:53 PM CDTRiver Flood WarningMEGQuitman9 days
Jun 8, 2:54 PM CDTRiver Flood WarningMEGTallahatchie7 days
Jun 8, 2:55 PM CDTFlash Flood Warning Considerable damage threatMEGLee, Pontotoc, Prentiss, Tippah, Union3 hr
Jun 8, 2:55 PM CDTRiver Flood WarningMEGTallahatchie29 hr
Jun 8, 2:56 PM CDTRiver Flood WarningMEGQuitman46 hr
Jun 8, 3:12 PM CDTSevere Thunderstorm WarningMEGItawamba, Prentiss, Tishomingo29 min
Jun 8, 3:20 PM CDTAreal Flood AdvisoryMEGChickasaw, Itawamba, Lee, Monroe, Pontotoc3 hr
Jun 8, 5:56 PM CDTAreal Flood WarningMEGCoahoma, Panola, Quitman, Tallahatchie, Tate, Tunica5 hr
Jun 8, 6:03 PM CDTAreal Flood WarningMEGCalhoun, Lafayette, Pontotoc, Union, Yalobusha5 hr
Jun 8, 6:12 PM CDTTornado WarningMEGLee, Pontotoc31 min
Jun 7, 7:29 PM CDTSpecial Weather StatementMEGLee, St. Francis31 min
Jun 7, 7:57 PM CDTSevere Thunderstorm WarningMEGCross, Lee, St. Francis21 min
Jun 7, 8:20 PM CDTSpecial Weather StatementMEGCross, Poinsett25 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2021Severe Thunderstorm Warnings in Arkansas, 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; radar from the NEXRAD Level II archive.