Alert archive / Tennessee / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 46, NWS Memphis, TN
NWS Memphis, TN issued this severe thunderstorm warning at Mar 27, 2021, 9:53 PM CDT for DeSoto County, Tunica County, Mississippi; Fayette County, Shelby County, Tipton County, Tennessee; Crittenden County, Arkansas. It was in force for 52 min. 1 report 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
- Mar 27, 2021, 9:53 PM CDT (02:53 UTC)
- Expired
- Mar 27, 2021, 10:45 PM CDT
- In force
- 52 min
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Crittenden County, AR, DeSoto County, MS, Tunica County, MS, Fayette County, TN, Shelby County, TN, Tipton County, TN
The radar
The Memphis radar (KNQA), 16 km from the middle of the area, began a volume at 02:52 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 27, 10:45 PM CDT | TSTM WND DMG | 1 Se Collierville, TN | LARGE TREE FELL AND KNOCKED DOWN POWERLINES NEAR COLLIERVILLE SQUARE. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 27, 9:01 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Little Rock, AR (KLZK), launched 00:00Z, 2.9 hours before the alert went out and 49 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.
- Mixed-layer CAPE
- 894 J/kg
- Mixed-layer CIN
- -17 J/kg
- Mixed-layer LCL
- 1261 m above ground
- 0-6 km bulk shear
- 79 kt
- 0-1 km storm-relative helicity
- 64 m²/s²
- 0-3 km storm-relative helicity
- 209 m²/s²
- Significant tornado parameter
- 0.7
- Supercell composite
- 8.7
The text
As transmitted.
919
WUUS54 KMEG 280253
SVRMEG
ARC035-MSC033-143-TNC047-157-167-280345-
/O.NEW.KMEG.SV.W.0046.210328T0253Z-210328T0345Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Memphis TN
953 PM CDT Sat Mar 27 2021
The National Weather Service in Memphis has issued a
* Severe Thunderstorm Warning for...
Crittenden County in eastern Arkansas...
Northern DeSoto County in northwestern Mississippi...
Northeastern Tunica County in northwestern Mississippi...
Southwestern Tipton County in western Tennessee...
Southwestern Fayette County in western Tennessee...
Shelby County in western Tennessee...
* Until 1045 PM CDT.
* At 953 PM CDT, severe thunderstorms were located along a line
extending from near Jennette to near Robinsonville, moving
northeast at 65 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Bartlett, Southaven, Collierville, Germantown, Olive Branch, West
Memphis, Horn Lake, Hernando, Marion, Millington, Earle, T O Fuller
State Park, Meeman Shelby Forest State Park, Cordova, Memphis,
Lakeland, Arlington, Munford, Brighton and Walls.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 400 AM CDT for eastern
Arkansas...northwestern Mississippi...and western Tennessee.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3545 9007 3541 9007 3539 9005 3541 9005
3547 9002 3547 9003 3552 8993 3552 8991
3555 8987 3539 8964 3505 8954 3499 8969
3499 8972 3498 8972 3475 9030 3502 9040
3515 9040 3515 9045 3525 9049
TIME...MOT...LOC 0253Z 236DEG 56KT 3522 9041 3483 9027
HAIL...<.75IN
WIND...60MPH
$$
KRM2 follow-up statements
058
WWUS54 KMEG 280320 RRA
SVSMEG
Severe Weather Statement
National Weather Service Memphis TN
1020 PM CDT Sat Mar 27 2021
ARC035-MSC143-280330-
/O.CAN.KMEG.SV.W.0046.000000T0000Z-210328T0345Z/
Crittenden AR-Tunica MS-
1020 PM CDT Sat Mar 27 2021
...THE SEVERE THUNDERSTORM WARNING FOR CRITTENDEN AND NORTHEASTERN
TUNICA COUNTIES IS CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 400 AM CDT for eastern
Arkansas...northwestern Mississippi...and western Tennessee.
LAT...LON 3491 9025 3504 9030 3503 9021 3513 9016
3514 9006 3519 9012 3523 9008 3528 9017
3539 9010 3538 9018 3540 9017 3540 9005
3541 9004 3555 8987 3539 8964 3505 8954
3479 9020 3486 9020 3487 9031
TIME...MOT...LOC 0320Z 236DEG 56KT 3545 9000 3506 8986
$$
MSC033-TNC047-157-167-280345-
/O.CON.KMEG.SV.W.0046.000000T0000Z-210328T0345Z/
DeSoto MS-Tipton TN-Fayette TN-Shelby TN-
1020 PM CDT Sat Mar 27 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1045 PM CDT
FOR NORTHERN DESOTO...SOUTHWESTERN TIPTON...SOUTHWESTERN FAYETTE AND
SHELBY COUNTIES...
At 1020 PM CDT, severe thunderstorms were located along a line
extending from near Dixonville to Southeast Memphis, moving northeast
at 65 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Bartlett, Southaven, Collierville, Germantown, Olive Branch, Horn
Lake, Hernando, Millington, T O Fuller State Park, Meeman Shelby
Forest State Park, Cordova, Memphis, Lakeland, Arlington, Munford,
Brighton, Walls, Lake Cormorant, Southwest Memphis and Ellendale.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 400 AM CDT for eastern
Arkansas...northwestern Mississippi...and western Tennessee.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3491 9025 3504 9030 3503 9021 3513 9016
3514 9006 3519 9012 3523 9008 3528 9017
3539 9010 3538 9018 3540 9017 3540 9005
3541 9004 3555 8987 3539 8964 3505 8954
3479 9020 3486 9020 3487 9031
TIME...MOT...LOC 0320Z 236DEG 56KT 3545 9000 3506 8986
HAIL...<.75IN
WIND...60MPH
$$113
WWUS54 KMEG 280345
SVSMEG
Severe Weather Statement
National Weather Service Memphis TN
1045 PM CDT Sat Mar 27 2021
MSC033-TNC047-157-167-280354-
/O.EXP.KMEG.SV.W.0046.000000T0000Z-210328T0345Z/
DeSoto MS-Tipton TN-Fayette TN-Shelby TN-
1045 PM CDT Sat Mar 27 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN DESOTO...SOUTHWESTERN
TIPTON...SOUTHWESTERN FAYETTE AND SHELBY COUNTIES WILL EXPIRE AT 1045
PM CDT...
The storms which prompted the warning have moved out of the area.
Therefore, the warning will be allowed to expire.
A Tornado Watch remains in effect until 400 AM CDT for eastern
Arkansas...northwestern Mississippi...and western Tennessee.
Remember, a Severe Thunderstorm Warning still remains in effect for
eastern Shelby County until 1115 PM!
LAT...LON 3491 9025 3504 9030 3503 9021 3513 9016
3514 9006 3519 9012 3523 9008 3528 9017
3539 9010 3538 9018 3540 9017 3540 9005
3541 9004 3555 8987 3539 8964 3505 8954
3479 9020 3486 9020 3487 9031
TIME...MOT...LOC 0344Z 236DEG 56KT 3565 8963 3526 8950
$$The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 27, 7:50 PM CDT | Tornado Warning | MEG | Tunica | 40 min |
| Mar 27, 7:54 PM CDT | Special Weather Statement | MEG | DeSoto | 21 min |
| Mar 27, 8:26 PM CDT | Severe Thunderstorm Warning | MEG | DeSoto, Tunica | 11 min |
| Mar 27, 9:12 PM CDT | Severe Thunderstorm Warning | MEG | Coahoma, Quitman | 48 min |
| Mar 27, 9:35 PM CDT | Tornado Warning | MEG | Coahoma | 40 min |
| Mar 27, 9:37 PM CDT | Tornado Warning | MEG | Coahoma, Quitman, Tunica | 53 min |
| Mar 27, 9:49 PM CDT | Tornado Warning | MEG | Coahoma, Tunica | 31 min |
| Mar 27, 10:05 PM CDT | Tornado Warning | MEG | Coahoma, Panola, Quitman, Tate, Tunica | 40 min |
| Mar 27, 10:08 PM CDT | Severe Thunderstorm Warning | MEG | Coahoma, Panola, Quitman | 52 min |
| Mar 27, 10:31 PM CDT | Tornado Warning | MEG | DeSoto, Lafayette, Marshall, Panola, Tate | 44 min |
| Mar 27, 10:39 PM CDT | Severe Thunderstorm Warning | MEG | Benton, DeSoto, Marshall | 36 min |
| Mar 27, 10:49 PM CDT | Flash Flood Warning | MEG | DeSoto, Tate, Tunica | 3 hr |
| Mar 27, 10:56 PM CDT | Tornado Warning | MEG | Benton, Lafayette, Marshall, Tate, Tippah | 49 min |
| Mar 27, 11:09 PM CDT | Severe Thunderstorm Warning | MEG | Alcorn, Benton, Marshall, Tippah | 51 min |
| Mar 27, 11:23 PM CDT | Flash Flood Warning | MEG | Coahoma, Panola, Quitman, Tate, Tunica | 4 hr |
| Mar 27, 11:33 PM CDT | Severe Thunderstorm Warning | MEG | Alcorn, Benton, Lafayette, Lee, Prentiss, Tippah and 2 more | 42 min |
| Mar 27, 11:41 PM CDT | Severe Thunderstorm Warning | MEG | Coahoma, Tallahatchie | 49 min |
| Mar 27, 11:54 PM CDT | Severe Thunderstorm Warning | MEG | Alcorn | 51 min |
| Mar 27, 11:58 PM CDT | Tornado Warning | MEG | Alcorn, Tippah | 17 min |
| Mar 28, 12:12 AM CDT | Tornado Warning | MEG | Alcorn, Tishomingo | 33 min |
| Mar 28, 12:17 AM CDT | Severe Thunderstorm Warning | MEG | Alcorn, Benton, Itawamba, Lafayette, Lee, Marshall and 4 more | 43 min |
| Mar 28, 12:27 AM CDT | Severe Thunderstorm Warning | MEG | Calhoun, Lafayette, Panola, Quitman, Tallahatchie, Yalobusha | 48 min |
| Mar 28, 12:48 AM CDT | Flash Flood Warning | MEG | Benton, Lafayette, Marshall, Panola, Tate, Tippah and 1 more | 3 hr |
| Mar 28, 12:56 AM CDT | Severe Thunderstorm Warning | MEG | Alcorn, Benton, Itawamba, Lee, Prentiss, Tippah and 2 more | 49 min |
| Mar 28, 12:59 AM CDT | Severe Thunderstorm Warning | MEG | Calhoun, Chickasaw, Lafayette, Panola, Pontotoc, Tallahatchie and 1 more | 46 min |
| Mar 28, 1:03 AM CDT | Tornado Warning | MEG | Alcorn, Prentiss, Tippah, Tishomingo, Union | 27 min |
| Mar 28, 1:10 AM CDT | Tornado Warning | MEG | Calhoun, Lafayette, Pontotoc, Union, Yalobusha | 28 min |
| Mar 28, 1:36 AM CDT | Severe Thunderstorm Warning | MEG | Itawamba, Lafayette, Lee, Pontotoc, Prentiss, Tishomingo and 1 more | 39 min |
| Mar 28, 1:47 AM CDT | Severe Thunderstorm Warning | MEG | Chickasaw, Itawamba, Lee, Monroe, Pontotoc | 43 min |
| Mar 28, 2:14 AM CDT | Severe Thunderstorm Warning | MEG | Itawamba, Lee, Prentiss, Tishomingo | 46 min |
| Mar 28, 2:30 AM CDT | Severe Thunderstorm Warning | MEG | Itawamba, Lee, Monroe | 25 min |
| Mar 28, 3:22 AM CDT | Special Weather Statement | MEG | Monroe | 23 min |
| Mar 28, 3:33 AM CDT | Severe Thunderstorm Warning | MEG | Monroe | 42 min |
| Mar 28, 7:49 AM CDT | River Flood Warning | MEG | Lafayette, Marshall, Union | 26 hr |
| Mar 28, 11:45 AM CDT | River Flood Advisory | MEG | Coahoma, Tunica | 24 hr |
| Mar 27, 7:02 PM CDT | Tornado Warning | MEG | Dyer, Lauderdale | 43 min |
| Mar 27, 7:03 PM CDT | Tornado Warning | MEG | Lauderdale, Tipton | 42 min |
| Mar 27, 7:22 PM CDT | Special Weather Statement | MEG | Haywood | 23 min |
| Mar 27, 7:35 PM CDT | Severe Thunderstorm Warning | MEG | Crockett, Gibson, Haywood, Madison | 40 min |
| Mar 27, 7:41 PM CDT | Special Weather Statement | MEG | Chester | 34 min |
| Mar 27, 7:44 PM CDT | Special Weather Statement | MEG | Dyer | 31 min |
| Mar 27, 7:52 PM CDT | Special Weather Statement | MEG | Lauderdale | 23 min |
| Mar 27, 8:04 PM CDT | Severe Thunderstorm Warning | MEG | Chester, Decatur, Henderson | 41 min |
| Mar 27, 8:07 PM CDT | Tornado Warning | MEG | Shelby, Tipton | 38 min |
| Mar 27, 8:18 PM CDT | Severe Thunderstorm Warning | MEG | Henderson, Madison | 42 min |
| Mar 27, 8:20 PM CDT | Special Weather Statement | MEG | Dyer | 25 min |
| Mar 27, 8:23 PM CDT | Flash Flood Warning | MEG | Chester, Henderson, Madison | 6 hr |
| Mar 27, 8:37 PM CDT | Tornado Warning | MEG | Decatur | 23 min |
| Mar 27, 8:39 PM CDT | Severe Thunderstorm Warning | MEG | Lauderdale, Tipton | 34 min |
| Mar 27, 8:43 PM CDT | Areal Flood Advisory | MEG | Decatur | 19 min |
| Mar 27, 8:43 PM CDT | Severe Thunderstorm Warning | MEG | Chester, Henderson, Madison | 47 min |
| Mar 27, 9:02 PM CDT | Flash Flood Warning | MEG | Decatur | 7 hr |
| Mar 27, 9:09 PM CDT | Areal Flood Advisory | MEG | Shelby | 3 hr |
| Mar 27, 9:20 PM CDT | Severe Thunderstorm Warning | MEG | Crockett, Haywood, Madison | 40 min |
| Mar 27, 9:29 PM CDT | Severe Thunderstorm Warning | MEG | Benton, Decatur, Henderson | 31 min |
| Mar 27, 9:32 PM CDT | Severe Thunderstorm Warning | MEG | Fayette, Hardeman, Haywood, Madison, Shelby, Tipton | 43 min |
| Mar 27, 9:37 PM CDT | Areal Flood Advisory | MEG | Carroll, Gibson, Henry, Weakley | 3 hr |
| Mar 27, 9:58 PM CDT | Severe Thunderstorm Warning | MEG | Carroll, Chester, Crockett, Fayette, Gibson, Hardeman and 3 more | 47 min |
| Mar 27, 10:03 PM CDT | Flash Flood Warning | MEG | Benton, Carroll, Decatur, Henderson | 4 hr |
| Mar 27, 10:17 PM CDT | Flash Flood Warning | MEG | Fayette, Shelby | 3 hr |
| Mar 27, 10:28 PM CDT | River Flood Warning | MEG | Decatur, Perry | 11 days |
| Mar 27, 10:35 PM CDT | Flash Flood Warning | MEG | Haywood, Madison, Tipton | 3 hr |
| Mar 27, 10:42 PM CDT | Tornado Warning | MEG | Chester, Decatur, Hardeman, Henderson, Madison | 29 min |
| Mar 27, 11:11 PM CDT | Flash Flood Warning | MEG | Fayette, Hardeman | 3 hr |
| Mar 27, 11:25 PM CDT | Tornado Warning | MEG | Chester, Hardeman, McNairy | 14 min |
| Mar 28, 2:30 PM CDT | River Flood Warning | MEG | Benton, Henry, Houston, Humphreys, Stewart | 10 days |
| Mar 27, 7:08 PM CDT | Tornado Warning | MEG | Cross, St. Francis | 52 min |
| Mar 27, 7:10 PM CDT | Flash Flood Warning | MEG | Crittenden, Cross, Mississippi, Poinsett, St. Francis | 3 hr |
| Mar 27, 7:17 PM CDT | Tornado Warning | MEG | Lee, Phillips | 43 min |
| Mar 27, 7:39 PM CDT | Tornado Warning | MEG | Crittenden, Cross, Poinsett | 51 min |
| Mar 27, 8:50 PM CDT | Special Weather Statement | MEG | Phillips | 25 min |
Nearby
Severe Thunderstorm Warnings in Tennessee, 2021Severe 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.