Alert archive / Mississippi / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 128, NWS Memphis, TN

May 6, 202111 counties in Mississippi

NWS Memphis, TN issued this severe thunderstorm warning at May 6, 2021, 5:24 PM CDT for 11 counties in Mississippi. It was in force for 66 min. 9 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
May 6, 2021, 5:24 PM CDT (22:24 UTC)
Expired
May 6, 2021, 6:30 PM CDT
In force
66 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Calhoun County, MS, Chickasaw County, MS, Itawamba County, MS, Lafayette County, MS, Lee County, MS, Monroe County, MS, Pontotoc County, MS, Prentiss County, MS, Tishomingo County, MS, Union County, MS, Yalobusha County, MS

The radar

The Columbus AFB radar (KGWX), 54 km from the middle of the area, began a volume at 22:26 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.

What was reported inside it

TimeReportWhereRemark
May 6, 5:47 PM CDTTSTM WND GST 602 Wnw Tupelo, MS
May 6, 6:00 PM CDTTSTM WND DMGTupelo, MSIN THE PALMETTO COMMUNITY MULTIPLE TREES DOWN, TREE ACROSS ROAD 158 AND 261, SHINGLES BLOWN OFF A HOUSE
May 6, 6:00 PM CDTTSTM WND GST 602 Wnw Tupelo, MS
May 6, 6:12 PM CDTTSTM WND DMGTupelo, MSTREES DOWN ON POWERS LINES ON SIMPSON DR. POWER POLE DOWN ON DAYBRIGHT DR.
May 6, 6:15 PM CDTTSTM WND DMGBelmont, MSTREES ON HOUSES.
May 6, 6:20 PM CDTTSTM WND DMGSaltillo, MSTREES DOWN, LARGE TREE DOWN ON A HOUSE/PORCH
May 6, 6:22 PM CDTTSTM WND DMGEcru, MSSHINGLE DAMAGE ON HOUSE IN ECRU
May 6, 6:24 PM CDTTSTM WND DMGPontotoc, MSTREE DOWN ACROSS HWY 15 JUST SOUTH OF PONTOTOC.
May 6, 6:30 PM CDTTSTM WND DMGSmithville, MSTREE SNAPPED AT BASE. MORE TREES DOWN IN BIGBEE NEARBY.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 10.4 hours before the alert went out and 134 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 12:00Z on 2021-05-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 2021-05-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 47 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1745 m above ground
0-6 km bulk shear
76 kt
0-1 km storm-relative helicity
47 m²/s²
0-3 km storm-relative helicity
88 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

910 
WUUS54 KMEG 062224
SVRMEG
MSC013-017-057-071-081-095-115-117-141-145-161-062330-
/O.NEW.KMEG.SV.W.0128.210506T2224Z-210506T2330Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Memphis TN
524 PM CDT Thu May 6 2021

The National Weather Service in Memphis has issued a

* Severe Thunderstorm Warning for...
  Lafayette County in northwestern Mississippi...
  Chickasaw County in northeastern Mississippi...
  Eastern Yalobusha County in northwestern Mississippi...
  Calhoun County in northeastern Mississippi...
  Union County in northeastern Mississippi...
  Pontotoc County in northeastern Mississippi...
  Itawamba County in northeastern Mississippi...
  Lee County in northeastern Mississippi...
  Monroe County in northeastern Mississippi...
  Southern Tishomingo County in northeastern Mississippi...
  Southern Prentiss County in northeastern Mississippi...

* Until 630 PM CDT.

* At 523 PM CDT, severe thunderstorms were located along a line
  extending from near Cherokee to near Keownville to near Harmontown,
  moving southeast at 70 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Tupelo, Oxford, New Albany, Amory, Pontotoc, Aberdeen, Fulton,
  Houston, Water Valley, Baldwyn, Verona, Okolona, Trace State Park,
  Holly Springs National Forest, Tombigbee State Park, Tishomingo
  State Park, Saltillo, Guntown, Belmont and Bruce.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3367 8849 3368 8872 3381 8872 3381 8893
      3375 8893 3374 8904 3372 8951 3387 8951
      3387 8972 3453 8972 3453 8933 3450 8926
      3452 8924 3452 8894 3474 8812 3375 8825
      3374 8833 3368 8837 3366 8851
TIME...MOT...LOC 2223Z 322DEG 63KT 3468 8801 3450 8890 3449 8958 

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

SJM
1 follow-up statement
011 
WWUS54 KMEG 062302
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
602 PM CDT Thu May 6 2021

MSC117-141-145-062309-
/O.CAN.KMEG.SV.W.0128.000000T0000Z-210506T2330Z/
Union MS-Tishomingo MS-Prentiss MS-
602 PM CDT Thu May 6 2021

...THE SEVERE THUNDERSTORM WARNING FOR UNION...SOUTHERN TISHOMINGO
AND SOUTHERN PRENTISS COUNTIES IS CANCELLED...

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

LAT...LON 3366 8851 3367 8849 3368 8872 3381 8872
      3381 8893 3375 8893 3374 8904 3372 8951
      3387 8951 3387 8972 3444 8972 3438 8924
      3436 8883 3439 8882 3446 8857 3446 8816
      3375 8825 3374 8833 3368 8837
TIME...MOT...LOC 2259Z 322DEG 63KT 3421 8757 3403 8846 3402 8913 

$$

MSC013-017-057-071-081-095-115-161-062330-
/O.CON.KMEG.SV.W.0128.000000T0000Z-210506T2330Z/
Lafayette MS-Chickasaw MS-Yalobusha MS-Calhoun MS-Pontotoc MS-
Itawamba MS-Lee MS-Monroe MS-
602 PM CDT Thu May 6 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM CDT
FOR LAFAYETTE...CHICKASAW...EASTERN YALOBUSHA...CALHOUN...PONTOTOC...
ITAWAMBA...LEE AND MONROE COUNTIES...

At 559 PM CDT, severe thunderstorms were located along a line
extending from near Haleyville to near Amory to 6 miles west of
Houlka, moving southeast at 70 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

Wind gust of 60 mph reported at the Tupelo airport. 

Locations impacted include...
Tupelo, Oxford, Amory, Pontotoc, Aberdeen, Fulton, Houston, Water
Valley, Verona, Okolona, Trace State Park, Holly Springs National
Forest, Tombigbee State Park, Saltillo, Guntown, Bruce, Calhoun City,
Shannon, Vardaman and Plantersville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3366 8851 3367 8849 3368 8872 3381 8872
      3381 8893 3375 8893 3374 8904 3372 8951
      3387 8951 3387 8972 3444 8972 3438 8924
      3436 8883 3439 8882 3446 8857 3446 8816
      3375 8825 3374 8833 3368 8837
TIME...MOT...LOC 2259Z 322DEG 63KT 3421 8757 3403 8846 3402 8913 

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

SJM

The office that day

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

IssuedProductOfficeCountiesLasted
May 6, 4:13 PM CDTSpecial Weather StatementMEGDeSoto32 min
May 6, 4:39 PM CDTSpecial Weather StatementMEGAlcorn36 min
May 6, 4:43 PM CDTSpecial Weather StatementMEGBenton, DeSoto, Marshall, Tate, Tippah32 min
May 6, 5:05 PM CDTSpecial Weather StatementMEGLee, Pontotoc, Prentiss, Tishomingo, Union25 min
May 6, 5:18 PM CDTSpecial Weather StatementMEGLafayette, Panola, Pontotoc27 min
May 6, 6:25 PM CDTSevere Thunderstorm WarningMEGCalhoun, Chickasaw, Itawamba, Lee, Monroe, Pontotoc50 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.