Alert archive / Mississippi / Severe Thunderstorm Warnings in 2020
Severe Thunderstorm Warning 21, NWS Memphis, TN
NWS Memphis, TN issued this severe thunderstorm warning at Jan 11, 2020, 4:40 AM CST for 4 counties in Mississippi. It was in force for 50 min. 11 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
- Jan 11, 2020, 4:40 AM CST (10:40 UTC)
- Expired
- Jan 11, 2020, 5:30 AM CST
- In force
- 50 min
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 80.0 mph
Counties DeSoto County, MS, Marshall County, MS, Tate County, MS, Tunica County, MS
The radar
The Memphis radar (KNQA), 55 km from the middle of the area, began a volume at 10:40 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 |
|---|---|---|---|
| Jan 11, 4:42 AM CST | TORNADO | 1 W Arkabutla, MS | EF-1 TORNADO TOUCHED DOWN WEST OF ARKABUTLA AND TRACKED NE NEAR HERNANDO, MS. DAMAGE TO RESIDENCES AND STORAGE BUILDINGS AS IT CROSSED HWY 51. IT DISSIPATED JUST EAST OF I-55. |
| Jan 11, 4:45 AM CST | TSTM WND DMG | Eudora, MS | SEVERAL TREES UPROOTED OR SNAPPED ALONG COUNTY ROAD 304. |
| Jan 11, 4:50 AM CST | TSTM WND DMG | Hernando, MS | MULTIPLE TREES DOWN SOUTH OF HERNANDO ALONG I55 NEAR MCCRACKEN RD. |
| Jan 11, 4:50 AM CST | TORNADO | 5 Nnw Coldwater, MS | TORNADO DEVELOPED IN TATE COUNTY AND CROSSED ARKABUTLA LAKE CAUSING DAMAGE TO TREES, STORAGE BUILDINGS, AND HOMES. THIS TORNADO DISSIPATED JUST EAST OF INTERSTATE 55 AND WAS RATED EF-1 WITH ESTIMATED PEAK WINDS OF 100 MPH. |
| Jan 11, 4:53 AM CST | TORNADO | 4 Ne Hernando, MS | EF-2 TORNADO DEVELOPED SOUTH OF I-269 NORTHEAST OF HERNANDO, MS. NUMEROUS HOMES WERE DAMAGED WITH SOME SUSTAINING SIGNIFICANT DAMAGE. TORNADO DISSIPPATED NEAR INTERSECTION OF BETHEL RD. AND I-22. |
| Jan 11, 4:53 AM CST | TORNADO | 5 Ssw Olive Branch, MS | TORNADO DAMAGED NUMEROUS HOMES AND CAUSED WIDESPREAD TREE DAMAGE IN THE LEWISVILLE AREA. TORNADO WAS RATED EF-2 WITH ESTIMATED PEAK WINDS OF 120 MPH. |
| Jan 11, 5:00 AM CST | TSTM WND DMG | Olive Branch, MS | ROOF AND STRUCTURAL DAMAGE |
| Jan 11, 5:00 AM CST | TSTM WND DMG | Olive Branch, MS | |
| Jan 11, 5:00 AM CST | TSTM WND DMG | Strayhorn, MS | SEVERAL TREES AND POWERLINES DOWN ACROSS PORTIONS OF TATE COUNTY INCLUDING STRAYHORN AND TYRO. |
| Jan 11, 5:05 AM CST | TSTM WND DMG | 2 Se Olive Branch, MS | ROOF / STRUCTURAL DAMAGE |
| Jan 11, 5:30 AM CST | TSTM WND DMG | 3 S Olive Branch, MS | ROOF / STRUCTURAL DAMAGE |
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 |
|---|---|---|---|
| Jan 10, 11:58 PM CST | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Little Rock, AR (KLZK), launched 00:00Z, 10.7 hours before the alert went out and 5 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
- 346 J/kg
- Mixed-layer CIN
- -25 J/kg
- Mixed-layer LCL
- 532 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 341 m²/s²
- 0-3 km storm-relative helicity
- 385 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.2
The text
As transmitted.
250
WUUS54 KMEG 111040
SVRMEG
MSC033-093-137-143-111130-
/O.NEW.KMEG.SV.W.0021.200111T1040Z-200111T1130Z/
BULLETIN - EAS ACTIVATION REQUESTED
Severe Thunderstorm Warning
National Weather Service Memphis TN
440 AM CST Sat Jan 11 2020
The National Weather Service in Memphis has issued a
* Severe Thunderstorm Warning for...
DeSoto County in northwestern Mississippi...
Northwestern Marshall County in northwestern Mississippi...
Northeastern Tunica County in northwestern Mississippi...
Tate County in northwestern Mississippi...
* Until 530 AM CST.
* At 439 AM CST, a severe thunderstorm was located over Phillipp, or
12 miles southwest of Hernando, moving northeast at 60 mph.
This is a very dangerous storm.
HAZARD...80 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be heavily damaged. Expect
considerable damage to roofs, windows, and vehicles.
Extensive tree damage and power outages are likely.
* Locations impacted include...
Southaven, Olive Branch, Horn Lake, Hernando, Senatobia, Coldwater,
Byhalia, Lake Cormorant, Strayhorn, Eudora, Lewisburg, Arkabutla,
Red Banks, Phillipp, Independence, Marianna, Lynchburg, Clack,
Cayce and Trinity.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 700 AM CST for eastern
Arkansas...northwestern Mississippi...and western Tennessee.
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3492 9025 3500 8984 3499 8959 3473 8946
3457 9022 3487 9031
TIME...MOT...LOC 1039Z 235DEG 53KT 3473 9017
HAIL...<.75IN
WIND...80MPH
$$1 follow-up statement
636
WWUS54 KMEG 111107
SVSMEG
Severe Weather Statement
National Weather Service Memphis TN
507 AM CST Sat Jan 11 2020
MSC143-111117-
/O.CAN.KMEG.SV.W.0021.000000T0000Z-200111T1130Z/
Tunica MS-
507 AM CST Sat Jan 11 2020
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN TUNICA COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 700 AM CST for northwestern
Mississippi...and western Tennessee.
LAT...LON 3500 8984 3499 8959 3473 8946 3459 9013
3480 8995 3497 9000
TIME...MOT...LOC 1107Z 235DEG 53KT 3497 8975
$$
MSC033-093-137-111130-
/O.CON.KMEG.SV.W.0021.000000T0000Z-200111T1130Z/
DeSoto MS-Marshall MS-Tate MS-
507 AM CST Sat Jan 11 2020
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 AM CST
FOR EASTERN DESOTO...NORTHWESTERN MARSHALL AND CENTRAL TATE
COUNTIES...
At 507 AM CST, a severe thunderstorm was located near Olive Branch,
moving northeast at 60 mph.
HAZARD...70 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect considerable tree damage. Damage is likely to mobile
homes, roofs, and outbuildings.
Locations impacted include...
Southaven, Olive Branch, Senatobia, Coldwater, Byhalia, Independence,
Lewisburg, Red Banks, Marianna, Coal Oil Corner, Wakefield, Cayce,
Cockrum, Watson, Cedarview, Bright, Handy Corner, Taska, Poagville
and Jago.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 700 AM CST for northwestern
Mississippi...and western Tennessee.
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3500 8984 3499 8959 3473 8946 3459 9013
3480 8995 3497 9000
TIME...MOT...LOC 1107Z 235DEG 53KT 3497 8975
HAIL...<.75IN
WIND...70MPH
$$The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 10, 9:25 PM CST | River Flood Advisory | MEG | Coahoma, Tunica | 18 days |
| Jan 11, 1:47 AM CST | Severe Thunderstorm Warning | MEG | Tunica | 43 min |
| Jan 11, 2:23 AM CST | Severe Thunderstorm Warning | MEG | Tunica | 52 min |
| Jan 11, 3:16 AM CST | Severe Thunderstorm Warning | MEG | Tunica | 44 min |
| Jan 11, 3:32 AM CST | Severe Thunderstorm Warning | MEG | Coahoma, Quitman | 43 min |
| Jan 11, 3:45 AM CST | Severe Thunderstorm Warning | MEG | DeSoto, Tunica | 45 min |
| Jan 11, 4:04 AM CST | Severe Thunderstorm Warning | MEG | Coahoma, Quitman, Tunica | 41 min |
| Jan 11, 4:09 AM CST | Severe Thunderstorm Warning | MEG | DeSoto | 51 min |
| Jan 11, 4:16 AM CST | Severe Thunderstorm Warning | MEG | DeSoto, Tate, Tunica | 44 min |
| Jan 11, 4:22 AM CST | Severe Thunderstorm Warning | MEG | Coahoma, Panola, Quitman, Tallahatchie, Yalobusha | 38 min |
| Jan 11, 4:29 AM CST | Severe Thunderstorm Warning | MEG | Coahoma, DeSoto, Panola, Quitman, Tallahatchie, Tate and 1 more | 46 min |
| Jan 11, 4:45 AM CST | Tornado Warning | MEG | DeSoto, Tate | 20 min |
| Jan 11, 4:55 AM CST | Severe Thunderstorm Warning | MEG | Calhoun, Lafayette, Marshall, Panola, Tallahatchie, Tate and 2 more | 50 min |
| Jan 11, 4:55 AM CST | Severe Thunderstorm Warning | MEG | DeSoto | 50 min |
| Jan 11, 5:01 AM CST | Tornado Warning | MEG | DeSoto, Marshall | 29 min |
| Jan 11, 5:13 AM CST | Tornado Warning | MEG | Benton, Lafayette, Marshall, Panola, Tate | 27 min |
| Jan 11, 5:19 AM CST | Severe Thunderstorm Warning | MEG | Calhoun, Lafayette, Marshall, Panola, Pontotoc, Union and 1 more | 41 min |
| Jan 11, 5:21 AM CST | Severe Thunderstorm Warning | MEG | Benton, Marshall | 39 min |
| Jan 11, 5:34 AM CST | Severe Thunderstorm Warning | MEG | Lafayette, Panola, Quitman, Tate | 5 min |
| Jan 11, 5:37 AM CST | Severe Thunderstorm Warning | MEG | Benton, Marshall, Tippah, Union | 38 min |
| Jan 11, 5:52 AM CST | Areal Flood Advisory | MEG | Lafayette | 113 min |
| Jan 11, 5:57 AM CST | Severe Thunderstorm Warning | MEG | Benton, Calhoun, Chickasaw, Lafayette, Lee, Marshall and 4 more | 48 min |
| Jan 11, 6:09 AM CST | Severe Thunderstorm Warning | MEG | Alcorn, Benton, Prentiss, Tippah | 51 min |
| Jan 11, 6:37 AM CST | Severe Thunderstorm Warning | MEG | Chickasaw, Itawamba, Lee, Monroe, Pontotoc, Prentiss and 2 more | 38 min |
| Jan 11, 6:56 AM CST | Tornado Warning | MEG | Lee, Prentiss, Tishomingo | 22 min |
| Jan 11, 6:59 AM CST | Severe Thunderstorm Warning | MEG | Alcorn, Prentiss, Tishomingo | 46 min |
| Jan 11, 7:05 AM CST | Tornado Warning | MEG | Alcorn, Prentiss, Tishomingo | 40 min |
| Jan 11, 7:08 AM CST | Severe Thunderstorm Warning | MEG | Chickasaw, Itawamba, Lee, Monroe, Prentiss, Tishomingo | 52 min |
| Jan 11, 7:40 AM CST | Severe Thunderstorm Warning | MEG | Itawamba, Lee, Monroe | 50 min |
| Jan 11, 7:43 AM CST | Areal Flood Advisory | MEG | Benton, Lafayette, Marshall, Panola, Tallahatchie, Yalobusha | 2 hr |
| Jan 11, 9:01 AM CST | Special Weather Statement | MEG | Monroe | 44 min |
| Jan 11, 9:17 AM CST | Flash Flood Warning | MEG | Calhoun, Chickasaw, Itawamba, Lee, Monroe, Pontotoc and 1 more | 4 hr |
| Jan 11, 9:47 AM CST | Special Weather Statement | MEG | Monroe | 28 min |
| Jan 11, 10:03 AM CST | Severe Thunderstorm Warning | MEG | Monroe | 42 min |
| Jan 11, 11:47 AM CST | River Flood Advisory | MEG | Itawamba | 3 hr |
| Jan 11, 11:51 AM CST | River Flood Warning | MEG | Tate, Tunica | 14 hr |
| Jan 11, 11:51 AM CST | River Flood Warning | MEG | Lafayette, Marshall, Union | 23 hr |
Nearby
Severe Thunderstorm Warnings in Mississippi, 2020Every severe thunderstorm warning in 2020
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.