Alert archive / Tennessee / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 28, NWS Memphis, TN

March 25, 2021Fayette County, Hardeman County, Tennessee; Benton County, Marshall County, Mississippi

NWS Memphis, TN issued this severe thunderstorm warning at Mar 25, 2021, 5:26 PM CDT for Fayette County, Hardeman County, Tennessee; Benton County, Marshall County, Mississippi. It was in force for 34 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 25, 2021, 5:26 PM CDT (22:26 UTC)
Expired
Mar 25, 2021, 6:00 PM CDT
In force
34 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Benton County, MS, Marshall County, MS, Fayette County, TN, Hardeman County, TN

The radar

The Memphis radar (KNQA), 69 km from the middle of the area, began a volume at 22:30 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 12:00Z, 10.4 hours before the alert went out and 47 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 2021-03-25Temperature 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 2021-03-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 264 square meters per square second.19395878Sfc1 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
539 m above ground
0-6 km bulk shear
67 kt
0-1 km storm-relative helicity
264 m²/s²
0-3 km storm-relative helicity
336 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

As transmitted.

834 
WUUS54 KMEG 252226
SVRMEG
MSC009-093-TNC047-069-252300-
/O.NEW.KMEG.SV.W.0028.210325T2226Z-210325T2300Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Memphis TN
526 PM CDT Thu Mar 25 2021

The National Weather Service in Memphis has issued a

* Severe Thunderstorm Warning for...
  Northern Marshall County in northwestern Mississippi...
  Northern Benton County in northeastern Mississippi...
  Southeastern Fayette County in western Tennessee...
  Southwestern Hardeman County in western Tennessee...

* Until 600 PM CDT.

* At 525 PM CDT, a severe thunderstorm was located near Red Banks, or
  near Holly Springs, moving northeast at 65 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...
  Holly Springs, Lamar, Byhalia, Snow Lake Shores, Canaan, Mt
  Pleasant, Lagrange, Michigan City, Red Banks, Slayden, Marianna,
  Ashland, Moscow, Grand Junction, La Grange, Coal Oil Corner, Brody,
  Higdon, Watson and Gilton.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3488 8904 3463 8967 3469 8967 3469 8971
      3485 8970 3525 8918
TIME...MOT...LOC 2225Z 231DEG 58KT 3479 8956 

HAIL...1.00IN
WIND...60MPH
 
$$
3 follow-up statements
160 
WWUS54 KMEG 252238
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
538 PM CDT Thu Mar 25 2021

MSC009-093-TNC047-069-252300-
/O.CON.KMEG.SV.W.0028.000000T0000Z-210325T2300Z/
Marshall MS-Benton MS-Fayette TN-Hardeman TN-
538 PM CDT Thu Mar 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM CDT
FOR NORTHEASTERN MARSHALL...NORTHERN BENTON...SOUTHEASTERN FAYETTE
AND SOUTHWESTERN HARDEMAN COUNTIES...

At 538 PM CDT, a severe thunderstorm was located over Holly Springs,
moving northeast 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...
Holly Springs, Lamar, Snow Lake Shores, Canaan, Lagrange, Michigan
City, Slayden, Ashland, Grand Junction, La Grange, Brody,
Hudsonville, Higdon, New Canaan, Early Grove, Atway, Mack, Mahon,
Forty Five and Hamilton.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3466 8960 3470 8960 3481 8957 3487 8952
      3525 8918 3488 8904
TIME...MOT...LOC 2238Z 241DEG 39KT 3481 8944 

HAIL...1.00IN
WIND...60MPH
 
$$
426 
WWUS54 KMEG 252248
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
548 PM CDT Thu Mar 25 2021

MSC009-093-TNC047-069-252300-
/O.CON.KMEG.SV.W.0028.000000T0000Z-210325T2300Z/
Marshall MS-Benton MS-Fayette TN-Hardeman TN-
548 PM CDT Thu Mar 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM CDT
FOR NORTHEASTERN MARSHALL...NORTHERN BENTON...SOUTHEASTERN FAYETTE
AND SOUTHWESTERN HARDEMAN COUNTIES...

At 547 PM CDT, a severe thunderstorm was located over Lamar, or 12
miles northeast of Holly Springs, moving northeast at 65 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...
Holly Springs, Lamar, Snow Lake Shores, Canaan, Lagrange, Michigan
City, Ashland, Grand Junction, La Grange, Brody, Hudsonville, Higdon,
New Canaan, Early Grove, Atway, Forty Five, Hamilton and Ghost River
State Natural Area.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3473 8942 3479 8944 3484 8943 3497 8939
      3525 8918 3488 8904
TIME...MOT...LOC 2247Z 231DEG 58KT 3491 8929 

HAIL...1.00IN
WIND...60MPH
 
$$
893 
WWUS54 KMEG 252302
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
602 PM CDT Thu Mar 25 2021

MSC009-093-TNC047-069-252311-
/O.EXP.KMEG.SV.W.0028.000000T0000Z-210325T2300Z/
Marshall MS-Benton MS-Fayette TN-Hardeman TN-
602 PM CDT Thu Mar 25 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN MARSHALL...
NORTHERN BENTON...SOUTHEASTERN FAYETTE AND SOUTHWESTERN HARDEMAN
COUNTIES HAS EXPIRED...
    
This warning has been replaced by a new severe thunderstorm warning.

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

LAT...LON 3473 8942 3479 8944 3484 8943 3497 8939
      3525 8918 3488 8904
TIME...MOT...LOC 2301Z 231DEG 58KT 3504 8909 

$$

MJ

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 25, 5:06 AM CDTAreal Flood AdvisoryMEGShelby3 hr
Mar 25, 6:01 AM CDTAreal Flood AdvisoryMEGFayette, Shelby3 hr
Mar 25, 6:28 AM CDTSpecial Weather StatementMEGFayette32 min
Mar 25, 5:14 PM CDTSpecial Weather StatementMEGDecatur31 min
Mar 25, 5:16 PM CDTAreal Flood AdvisoryMEGDecatur, Hardin, McNairy3 hr
Mar 25, 5:56 PM CDTSevere Thunderstorm WarningMEGHardeman, McNairy49 min
Mar 25, 6:14 PM CDTSevere Thunderstorm WarningMEGChester, Decatur, Hardin, Henderson, McNairy46 min
Mar 25, 6:28 PM CDTSevere Thunderstorm WarningMEGDecatur, Hardin, McNairy62 min
Mar 25, 6:49 PM CDTTornado WarningMEGHardin30 min
Mar 25, 4:57 AM CDTSpecial Weather StatementMEGMonroe33 min
Mar 25, 6:00 AM CDTAreal Flood AdvisoryMEGDeSoto, Tate, Tunica3 hr
Mar 25, 12:41 PM CDTSevere Thunderstorm WarningMEGCalhoun, Chickasaw, Pontotoc34 min
Mar 25, 1:32 PM CDTRiver Flood WarningMEGLafayette, Marshall, Union23 hr
Mar 25, 2:04 PM CDTSpecial Weather StatementMEGMonroe26 min
Mar 25, 2:25 PM CDTSpecial Weather StatementMEGItawamba35 min
Mar 25, 2:35 PM CDTFlash Flood WarningMEGItawamba, Tishomingo3 hr
Mar 25, 2:42 PM CDTSpecial Weather StatementMEGItawamba33 min
Mar 25, 3:06 PM CDTSpecial Weather StatementMEGItawamba24 min
Mar 25, 3:14 PM CDTTornado WarningMEGItawamba, Tishomingo21 min
Mar 25, 3:23 PM CDTTornado WarningMEGItawamba, Tishomingo13 min
Mar 25, 5:20 PM CDTSpecial Weather StatementMEGMarshall25 min
Mar 25, 6:45 PM CDTSpecial Weather StatementMEGAlcorn30 min

Nearby

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