Alert archive / Tennessee / Tornado Warnings in 2021
Tornado Warning 77, NWS Memphis, TN
NWS Memphis, TN issued this tornado warning at Dec 10, 2021, 11:52 PM CST for Shelby County, Tipton County, Tennessee; Crittenden County, Arkansas. It was in force for 34 min. 2 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
- Dec 10, 2021, 11:52 PM CST (05:52 UTC)
- Expired
- Dec 11, 2021, 12:26 AM CST
- In force
- 34 min
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
Counties Crittenden County, AR, Shelby County, TN, Tipton County, TN
The radar
The Memphis radar (KNQA), 7 km from the middle of the area, began a volume at 05:52 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 |
|---|---|---|---|
| Dec 10, 11:56 PM CST | TSTM WND DMG | 3 Ne West Memphis, AR | MORE THAN 20 TRAIN CARS WERE DERAILED NEAR THE WEST MEMPHIS-MARION BORDER OFF OF MOUND CITY ROAD. |
| Dec 11, 12:01 AM CST | TSTM WND DMG | 3 W Frayser, TN | TREE DOWN ACROSS ATLA VISTA AVENUE. |
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 |
|---|---|---|---|
| Dec 10, 3:07 PM CST | Tornado Watch | SPC | 11 hr |
| Dec 10, 10:44 PM CST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Little Rock, AR (KLZK), launched 00:00Z, 5.9 hours before the alert went out and 65 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
- 1725 J/kg
- Mixed-layer CIN
- -13 J/kg
- Mixed-layer LCL
- 759 m above ground
- 0-6 km bulk shear
- 78 kt
- 0-1 km storm-relative helicity
- 398 m²/s²
- 0-3 km storm-relative helicity
- 420 m²/s²
- Significant tornado parameter
- 4.8
- Supercell composite
- 16.2
The text
As transmitted.
645
WFUS54 KMEG 110552
TORMEG
ARC035-TNC157-167-110645-
/O.NEW.KMEG.TO.W.0077.211211T0552Z-211211T0645Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Memphis TN
1152 PM CST Fri Dec 10 2021
The National Weather Service in Memphis has issued a
* Tornado Warning for...
East central Crittenden County in eastern Arkansas...
Eastern Tipton County in western Tennessee...
Northwestern Shelby County in western Tennessee...
* Until 1245 AM CST.
* At 1152 PM CST, a severe thunderstorm producing a tornado was
located over West Memphis, moving northeast at 45 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* This dangerous storm will be near...
Memphis and Frayser around 1205 AM CST.
Meeman Shelby Forest State Park around 1210 AM CST.
Bartlett around 1215 AM CST.
Dixonville around 1220 AM CST.
Millington around 1225 AM CST.
Munford around 1235 AM CST.
Brighton around 1240 AM CST.
Other locations impacted by this tornadic thunderstorm include Mound
City, Burlison, Barretville, Egypt, Griffin Corner, Gammon, Quito,
Woodstock, Redwood and Wyandoke.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a storm shelter or an interior room on the
lowest floor of a sturdy building. Avoid windows. If you are
outdoors, in a mobile home, or in a vehicle, move to the closest
substantial shelter and protect yourself from flying debris.
&&
LAT...LON 3540 9006 3539 9004 3540 9005 3552 8995
3551 8992 3552 8991 3559 8988 3560 8983
3543 8951 3540 8957 3539 8961 3538 8963
3536 8963 3506 9016 3517 9026
TIME...MOT...LOC 0552Z 228DEG 40KT 3515 9016
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
MJ2 follow-up statements
125
WWUS54 KMEG 110612
SVSMEG
Severe Weather Statement
National Weather Service Memphis TN
1212 AM CST Sat Dec 11 2021
ARC035-TNC167-110621-
/O.CAN.KMEG.TO.W.0077.000000T0000Z-211211T0645Z/
Crittenden AR-Tipton TN-
1212 AM CST Sat Dec 11 2021
...THE TORNADO WARNING FOR EAST CENTRAL CRITTENDEN AND EASTERN TIPTON
COUNTIES IS CANCELLED...
The tornadic thunderstorm which prompted the warning has weakened.
Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 500 AM CST for eastern
Arkansas...and western Tennessee.
LAT...LON 3512 9012 3512 9009 3514 9006 3515 9007
3516 9009 3538 8995 3536 8963 3508 9012
3510 9013
TIME...MOT...LOC 0611Z 236DEG 35KT 3514 8992
$$
TNC157-110645-
/O.CON.KMEG.TO.W.0077.000000T0000Z-211211T0645Z/
Shelby TN-
1212 AM CST Sat Dec 11 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1245 AM CST FOR EASTERN
SHELBY COUNTY...
At 1211 AM CST, a severe thunderstorm producing a tornado was located
near Midtown Memphis, or 7 miles southwest of Bartlett, moving
northeast at 40 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Bartlett around 1225 AM CST.
Other locations impacted by this tornadic thunderstorm include Spring
Lake, Raleigh, Barretville, Bolton, Lucy, Sloanville, Woodstock and
Rosemark.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a storm shelter or an interior room on the
lowest floor of a sturdy building. Avoid windows. If you are
outdoors, in a mobile home, or in a vehicle, move to the closest
substantial shelter and protect yourself from flying debris.
&&
LAT...LON 3512 9012 3512 9009 3514 9006 3515 9007
3516 9009 3538 8995 3536 8963 3508 9012
3510 9013
TIME...MOT...LOC 0611Z 236DEG 35KT 3514 8992
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
MJ451
WWUS54 KMEG 110626
SVSMEG
Severe Weather Statement
National Weather Service Memphis TN
1226 AM CST Sat Dec 11 2021
TNC157-110636-
/O.CAN.KMEG.TO.W.0077.000000T0000Z-211211T0645Z/
Shelby TN-
1226 AM CST Sat Dec 11 2021
...THE TORNADO WARNING FOR EASTERN SHELBY COUNTY IS CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 500 AM CST for eastern
Arkansas...and western Tennessee.
LAT...LON 3512 9012 3512 9009 3514 9006 3515 9007
3516 9009 3538 8995 3536 8963 3508 9012
3510 9013
TIME...MOT...LOC 0625Z 228DEG 40KT 3526 8976
$$
MJThe office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 10, 7:28 PM CST | Tornado Warning | MEG | Dyer, Lake, Lauderdale | 47 min |
| Dec 10, 8:04 PM CST | Tornado Warning | MEG | Dyer, Lake, Obion | 41 min |
| Dec 10, 8:28 PM CST | Tornado Warning | MEG | Lake, Obion | 30 min |
| Dec 10, 9:24 PM CST | Tornado Warning | MEG | Lauderdale | 51 min |
| Dec 10, 9:25 PM CST | Severe Thunderstorm Warning | MEG | Tipton | 50 min |
| Dec 10, 9:52 PM CST | Tornado Warning | MEG | Dyer, Lake, Obion | 38 min |
| Dec 10, 10:01 PM CST | Tornado Warning | MEG | Dyer, Haywood, Lauderdale | 44 min |
| Dec 10, 10:27 PM CST | Tornado Warning | MEG | Crockett, Dyer, Gibson, Obion, Weakley | 48 min |
| Dec 10, 10:34 PM CST | Tornado Warning | MEG | Obion | 27 min |
| Dec 10, 10:59 PM CST | Tornado Warning | MEG | Henry, Weakley | 46 min |
| Dec 10, 11:20 PM CST | Severe Thunderstorm Warning | MEG | Dyer, Lauderdale | 15 min |
| Dec 10, 11:25 PM CST | Severe Thunderstorm Warning | MEG | Shelby | 9 min |
| Dec 10, 11:37 PM CST | Tornado Warning | MEG | Henry | 27 min |
| Dec 10, 11:41 PM CST | Areal Flood Advisory | MEG | Dyer, Gibson, Henry, Lauderdale, Obion, Weakley | 3 hr |
| Dec 10, 11:48 PM CST | Severe Thunderstorm Warning | MEG | Fayette, Shelby | 42 min |
| Dec 11, 12:05 AM CST | Tornado Warning | MEG | Shelby | 22 min |
| Dec 11, 12:26 AM CST | Special Weather Statement | MEG | Henry | 34 min |
| Dec 11, 12:30 AM CST | Severe Thunderstorm Warning | MEG | Fayette, Hardeman, Haywood, Shelby, Tipton | 30 min |
| Dec 11, 12:35 AM CST | Areal Flood Advisory | MEG | Shelby | 4 hr |
| Dec 11, 12:36 AM CST | Tornado Warning | MEG | Fayette, Hardeman, Haywood | 24 min |
| Dec 11, 12:56 AM CST | Areal Flood Advisory | MEG | Henry, Weakley | 3 hr |
| Dec 11, 12:57 AM CST | Severe Thunderstorm Warning | MEG | Carroll, Crockett, Fayette, Gibson, Hardeman, Haywood and 1 more | 48 min |
| Dec 11, 12:59 AM CST | Severe Thunderstorm Warning | MEG | Fayette, Hardeman, Shelby | 31 min |
| Dec 11, 1:25 AM CST | Severe Thunderstorm Warning | MEG | Benton, Carroll, Chester, Decatur, Gibson, Hardeman and 2 more | 65 min |
| Dec 11, 1:30 AM CST | Special Weather Statement | MEG | Fayette, Hardeman | 30 min |
| Dec 11, 1:32 AM CST | Tornado Warning | MEG | Carroll, Chester, Henderson, Madison | 28 min |
| Dec 11, 1:53 AM CST | Tornado Warning | MEG | Benton, Carroll, Decatur, Henderson | 25 min |
| Dec 11, 2:26 AM CST | Special Weather Statement | MEG | Decatur, Hardin, McNairy | 34 min |
| Dec 11, 2:51 AM CST | Flash Flood Warning | MEG | Shelby | 2 hr |
| Dec 11, 3:03 AM CST | Severe Thunderstorm Warning | MEG | Hardeman, McNairy | 42 min |
| Dec 11, 3:19 AM CST | Areal Flood Advisory | MEG | Chester, Decatur, Fayette, Hardeman, Hardin, Henderson and 1 more | 3 hr |
| Dec 11, 3:21 AM CST | Special Weather Statement | MEG | Hardin | 24 min |
| Dec 11, 3:30 AM CST | Tornado Warning | MEG | Hardin, McNairy | 21 min |
| Dec 11, 4:07 AM CST | Special Weather Statement | MEG | Hardin | 23 min |
| Dec 11, 4:32 AM CST | Special Weather Statement | MEG | Hardin | 28 min |
| Dec 11, 6:56 AM CST | Wind Advisory | MEG | Benton, Carroll, Crockett, Dyer, Gibson, Henry and 4 more | 5 hr |
| Dec 10, 6:07 PM CST | Tornado Warning | MEG | Craighead, Poinsett | 38 min |
| Dec 10, 6:39 PM CST | Tornado Warning | MEG | Craighead, Greene, Mississippi, Poinsett | 51 min |
| Dec 10, 7:06 PM CST | Tornado Warning | MEG | Craighead, Greene, Mississippi | 39 min |
| Dec 10, 8:14 PM CST | Tornado Warning | MEG | Craighead, Greene | 34 min |
| Dec 10, 8:20 PM CST | Tornado Warning | MEG | Cross, Poinsett | 40 min |
| Dec 10, 8:57 PM CST | Tornado Warning | MEG | Craighead, Poinsett | 48 min |
| Dec 10, 8:59 PM CST | Tornado Warning | MEG | Craighead, Crittenden, Cross, Poinsett | 31 min |
| Dec 10, 9:18 PM CST | Tornado Warning | MEG | Craighead, Mississippi, Poinsett | 42 min |
| Dec 10, 9:39 PM CST | Areal Flood Advisory | MEG | Craighead, Cross, Poinsett | 3 hr |
| Dec 10, 10:46 PM CST | Severe Thunderstorm Warning | MEG | Lee, St. Francis | 44 min |
| Dec 11, 12:02 AM CST | Severe Thunderstorm Warning | MEG | Crittenden, Lee, St. Francis | 43 min |
| Dec 11, 12:46 AM CST | Severe Thunderstorm Warning | MEG | Lee, Phillips, St. Francis | 44 min |
| Dec 11, 12:48 AM CST | Severe Thunderstorm Warning | MEG | Crittenden, Lee, St. Francis | 42 min |
| Dec 11, 1:43 AM CST | Special Weather Statement | MEG | Phillips | 32 min |
| Dec 11, 2:12 AM CST | Areal Flood Advisory | MEG | Crittenden, Lee | 3 hr |
Nearby
Tornado Warnings in Tennessee, 2021Tornado Warnings in Arkansas, 2021Every tornado warning in 2021Tornadoes 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.