Alert archive / Tennessee / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 63, NWS Memphis, TN
NWS Memphis, TN issued this severe thunderstorm warning at Mar 30, 2021, 9:30 PM CDT for Fayette County, Hardeman County, Tennessee; Benton County, Marshall County, Mississippi. It was in force for 45 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 30, 2021, 9:30 PM CDT (02:30 UTC)
- Expired
- Mar 30, 2021, 10:15 PM CDT
- In force
- 45 min
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Benton County, MS, Marshall County, MS, Fayette County, TN, Hardeman County, TN
The radar
The Memphis radar (KNQA), 67 km from the middle of the area, began a volume at 02:34 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, 2.5 hours before the alert went out and 53 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
- 4 J/kg
- Mixed-layer CIN
- -65 J/kg
- Mixed-layer LCL
- 571 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 269 m²/s²
- 0-3 km storm-relative helicity
- 279 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
117
WUUS54 KMEG 310230
SVRMEG
MSC009-093-TNC047-069-310315-
/O.NEW.KMEG.SV.W.0063.210331T0230Z-210331T0315Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Memphis TN
930 PM CDT Tue Mar 30 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 1015 PM CDT.
* At 930 PM CDT, a severe thunderstorm was located over Byhalia, or
12 miles northwest of Holly Springs, moving east at 35 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect 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, Ashland,
Grand Junction, La Grange, Saulsbury, Coal Oil Corner, Cayce,
Brody, Watson, New Canaan and Taska.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Damaging winds and continuous cloud to ground lightning is occurring
with this storm. Move indoors immediately. Lightning is one of
nature's leading killers. Remember, if you can hear thunder, you are
close enough to be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3482 8904 3476 8970 3489 8973 3496 8972
3514 8905
TIME...MOT...LOC 0230Z 260DEG 31KT 3486 8964
HAIL...<.75IN
WIND...60MPH
$$
SJM2 follow-up statements
802
WWUS54 KMEG 310245
SVSMEG
Severe Weather Statement
National Weather Service Memphis TN
945 PM CDT Tue Mar 30 2021
MSC009-093-TNC047-069-310315-
/O.CON.KMEG.SV.W.0063.000000T0000Z-210331T0315Z/
Marshall MS-Benton MS-Fayette TN-Hardeman TN-
945 PM CDT Tue Mar 30 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 PM CDT
FOR NORTHERN MARSHALL...NORTHERN BENTON...SOUTHEASTERN FAYETTE AND
SOUTHWESTERN HARDEMAN COUNTIES...
At 944 PM CDT, a severe thunderstorm was located near Mt Pleasant, or
7 miles north of Holly Springs, moving east at 35 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Holly Springs, Lamar, Snow Lake Shores, Canaan, Mt Pleasant,
Lagrange, Michigan City, Red Banks, Slayden, Ashland, Moscow, Grand
Junction, La Grange, Saulsbury, Brody, New Canaan, Taska, Hamilton,
Van Buren and Victoria.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3482 8904 3477 8961 3489 8964 3500 8958
3514 8905
TIME...MOT...LOC 0244Z 260DEG 31KT 3488 8949
HAIL...<.75IN
WIND...60MPH
$$
SJM604
WWUS54 KMEG 310305
SVSMEG
Severe Weather Statement
National Weather Service Memphis TN
1005 PM CDT Tue Mar 30 2021
MSC009-093-TNC047-069-310315-
/O.EXP.KMEG.SV.W.0063.000000T0000Z-210331T0315Z/
Marshall MS-Benton MS-Fayette TN-Hardeman TN-
1005 PM CDT Tue Mar 30 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN MARSHALL...NORTHERN
BENTON...SOUTHEASTERN FAYETTE AND SOUTHWESTERN HARDEMAN COUNTIES WILL
EXPIRE AT 1015 PM CDT...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire. However heavy rain
is still possible with this thunderstorm.
LAT...LON 3482 8904 3477 8961 3489 8964 3500 8958
3514 8905
TIME...MOT...LOC 0305Z 260DEG 31KT 3491 8928
$$
SJMThe office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 30, 7:50 PM CDT | Areal Flood Advisory | MEG | Shelby | 3 hr |
| Mar 30, 7:56 PM CDT | Flash Flood Warning | MEG | Shelby | 3 hr |
| Mar 30, 9:03 PM CDT | Special Weather Statement | MEG | Fayette | 27 min |
| Mar 30, 9:25 PM CDT | Special Weather Statement | MEG | Fayette | 50 min |
| Mar 30, 9:54 PM CDT | Flash Flood Warning | MEG | Fayette, Hardeman, Shelby | 3 hr |
| Mar 30, 10:26 PM CDT | Special Weather Statement | MEG | Hardin, McNairy | 49 min |
| Mar 30, 10:31 PM CDT | Areal Flood Advisory | MEG | Chester, Hardeman, McNairy | 3 hr |
| Mar 30, 11:29 PM CDT | Areal Flood Advisory | MEG | Hardin, McNairy | 35 min |
| Mar 31, 12:04 AM CDT | Flash Flood Warning | MEG | Hardin, McNairy | 8 hr |
| Mar 31, 5:31 AM CDT | Freeze Watch | MEG | Fayette, Hardeman, Hardin, McNairy, Shelby | 9 hr |
| Mar 31, 5:31 AM CDT | Freeze Watch | MEG | Benton, Carroll, Chester, Crockett, Decatur, Dyer and 15 more | 9 hr |
| Mar 31, 5:31 AM CDT | Freeze Warning | MEG | Benton, Carroll, Chester, Crockett, Decatur, Dyer and 15 more | 27 hr |
| Mar 31, 8:05 AM CDT | Areal Flood Warning | MEG | Hardin, McNairy | 10 min |
| Mar 31, 8:28 AM CDT | Areal Flood Warning | MEG | Chester, Decatur, Hardin, McNairy | 3 hr |
| Mar 31, 9:06 AM CDT | River Flood Warning | MEG | Hardeman | 3 days |
| Mar 31, 10:15 AM CDT | River Flood Warning | MEG | Dyer, Gibson, Obion | 70 hr |
| Mar 31, 2:34 PM CDT | Freeze Warning | MEG | Benton, Carroll, Chester, Crockett, Decatur, Dyer and 15 more | 42 hr |
| Mar 30, 11:40 PM CDT | Severe Thunderstorm Warning | MEG | Calhoun, Chickasaw | 50 min |
| Mar 31, 12:17 AM CDT | Tornado Warning | MEG | Calhoun, Chickasaw | 28 min |
| Mar 31, 12:27 AM CDT | Flash Flood Warning | MEG | Calhoun, Chickasaw, Monroe, Pontotoc, Yalobusha | 3 hr |
| Mar 31, 12:41 AM CDT | Severe Thunderstorm Warning | MEG | Chickasaw, Lee, Monroe | 49 min |
| Mar 31, 12:52 AM CDT | Tornado Warning | MEG | Chickasaw, Lee, Monroe | 10 min |
| Mar 31, 1:01 AM CDT | Severe Thunderstorm Warning | MEG | Monroe | 14 min |
| Mar 31, 1:24 AM CDT | Severe Thunderstorm Warning | MEG | Itawamba, Monroe | 51 min |
| Mar 31, 1:53 AM CDT | Tornado Warning | MEG | Monroe | 22 min |
| Mar 31, 2:24 AM CDT | Flash Flood Warning | MEG | Monroe | 3 hr |
| Mar 31, 3:16 AM CDT | Special Weather Statement | MEG | Coahoma | 29 min |
| Mar 31, 3:26 AM CDT | Special Weather Statement | MEG | Panola | 34 min |
| Mar 31, 3:46 AM CDT | Areal Flood Warning | MEG | Chickasaw | 108 min |
| Mar 31, 3:49 AM CDT | Severe Thunderstorm Warning | MEG | Lafayette, Marshall, Panola | 41 min |
| Mar 31, 4:12 AM CDT | Special Weather Statement | MEG | Yalobusha | 33 min |
| Mar 31, 4:30 AM CDT | Special Weather Statement | MEG | Union | 45 min |
| Mar 31, 4:43 AM CDT | Special Weather Statement | MEG | Calhoun, Pontotoc | 32 min |
| Mar 31, 5:02 AM CDT | Special Weather Statement | MEG | Tallahatchie | 13 min |
| Mar 31, 5:05 AM CDT | Special Weather Statement | MEG | Lee | 25 min |
| Mar 31, 5:17 AM CDT | Special Weather Statement | MEG | Chickasaw | 28 min |
| Mar 31, 5:19 AM CDT | Special Weather Statement | MEG | Chickasaw | 26 min |
| Mar 31, 5:20 AM CDT | Flash Flood Warning | MEG | Calhoun, Chickasaw, Yalobusha | 3 hr |
| Mar 31, 5:26 AM CDT | Flash Flood Warning | MEG | Chickasaw | 4 hr |
| Mar 31, 5:32 AM CDT | Flash Flood Warning | MEG | Monroe | 3 hr |
| Mar 31, 5:33 AM CDT | Special Weather Statement | MEG | Itawamba, Lee | 42 min |
| Mar 31, 5:44 AM CDT | Special Weather Statement | MEG | Monroe | 31 min |
| Mar 31, 6:06 AM CDT | Special Weather Statement | MEG | Monroe | 39 min |
| Mar 31, 8:54 AM CDT | Areal Flood Warning | MEG | Calhoun, Chickasaw, Yalobusha | 3 hr |
| Mar 31, 9:01 AM CDT | Areal Flood Warning | MEG | Chickasaw, Itawamba, Lee, Monroe | 3 hr |
| Mar 31, 9:01 AM CDT | Areal Flood Warning | MEG | Chickasaw | 14 min |
| Mar 31, 9:05 AM CDT | River Flood Warning | MEG | Calhoun | 23 hr |
| Mar 31, 9:19 AM CDT | River Flood Warning | MEG | Lafayette, Marshall, Union | 22 hr |
| Mar 31, 9:19 AM CDT | River Flood Warning | MEG | Tate, Tunica | 19 hr |
| Mar 31, 9:19 AM CDT | River Flood Warning | MEG | Quitman | 4 days |
| Mar 31, 9:20 AM CDT | Areal Flood Warning | MEG | Chickasaw, Monroe | 3 hr |
| Mar 31, 2:34 PM CDT | Frost Advisory | MEG | Calhoun, Chickasaw, Coahoma, Itawamba, Lee, Monroe and 3 more | 18 hr |
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.