Alert archive / Mississippi / Tornado Warnings in 2018
Tornado Warning 34, NWS Memphis, TN
NWS Memphis, TN issued this tornado warning at Aug 20, 2018, 4:23 PM CDT for 4 counties in Mississippi. It was in force for 52 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
- Aug 20, 2018, 4:23 PM CDT (21:23 UTC)
- Expired
- Aug 20, 2018, 5:15 PM CDT
- In force
- 52 min
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.0 in
Counties Coahoma County, MS, Panola County, MS, Quitman County, MS, Tunica County, MS
The radar
The Memphis radar (KNQA), 120 km from the middle of the area, began a volume at 21:26 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 |
|---|---|---|---|
| Aug 20, 4:37 PM CDT | HAIL 0.75 | Se Lula, MS | |
| Aug 20, 4:50 PM CDT | HAIL 1.25 | 6 Wnw Darling, MS | QUARTER TO HALF DOLLAR SIZED HAIL REPORTED. |
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 |
|---|---|---|---|
| Aug 20, 12:46 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Little Rock, AR (KBYH), launched 12:00Z, 9.4 hours before the alert went out and 70 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
- 904 J/kg
- Mixed-layer CIN
- -46 J/kg
- Mixed-layer LCL
- 737 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 81 m²/s²
- 0-3 km storm-relative helicity
- 133 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 3.7
The text
As transmitted.
827
WFUS54 KMEG 202123
TORMEG
MSC027-107-119-143-202215-
/O.NEW.KMEG.TO.W.0034.180820T2123Z-180820T2215Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Memphis TN
423 PM CDT MON AUG 20 2018
The National Weather Service in Memphis has issued a
* Tornado Warning for...
Northeastern Coahoma County in northwestern Mississippi...
South central Tunica County in northwestern Mississippi...
Northern Quitman County in northwestern Mississippi...
West central Panola County in northwestern Mississippi...
* Until 515 PM CDT.
* At 423 PM CDT, doppler radar indicated a severe thunderstorm
producing a tornado was located near Friars Point, or 10 miles
south of Helena, moving east at 30 mph.
HAZARD...Tornado and quarter size hail.
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.
* Locations impacted include...
Jonestown, Friars Point, Sledge, Darling, Coahoma, Lula, Falcon,
Moon, Riverview, Tibbs, Hinchcliff, Delta, Roseacres, Matagorda,
Rich and Essex.
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 3437 9064 3439 9064 3439 9061 3442 9057
3445 9057 3450 9014 3424 9019
TIME...MOT...LOC 2123Z 275DEG 26KT 3439 9056
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$3 follow-up statements
534
WWUS54 KMEG 202132
SVSMEG
Severe Weather Statement
National Weather Service Memphis TN
432 PM CDT MON AUG 20 2018
MSC027-107-119-143-202215-
/O.CON.KMEG.TO.W.0034.000000T0000Z-180820T2215Z/
Coahoma MS-Tunica MS-Quitman MS-Panola MS-
432 PM CDT MON AUG 20 2018
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM CDT FOR
NORTHEASTERN COAHOMA...SOUTH CENTRAL TUNICA...NORTHERN QUITMAN AND
WEST CENTRAL PANOLA COUNTIES...
At 432 PM CDT, doppler radar indicated a severe thunderstorm
producing a tornado was located near Jonestown, or 12 miles southeast
of Helena, moving east at 35 mph.
HAZARD...Tornado and quarter size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Jonestown, Sledge, Darling, Coahoma, Lula, Falcon, Moon, Riverview,
Tibbs, Hinchcliff, Roseacres, Matagorda, Rich and Essex.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a storm shelter or an interior room on the
lowest floor of a sturdy building. Avoid windows. If you are
outdoors, in a mobile home, or in a vehicle, move to the closest
substantial shelter and protect yourself from flying debris.
If a tornado or other severe weather is spotted, report it to the
National Weather Service or your local nearest law enforcement agency
who will send your report. This act may save lives of others in the
path of dangerous weather.
&&
LAT...LON 3435 9057 3436 9057 3438 9058 3441 9056
3445 9055 3450 9014 3424 9019
TIME...MOT...LOC 2132Z 275DEG 29KT 3438 9047
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$476
WWUS54 KMEG 202142
SVSMEG
Severe Weather Statement
National Weather Service Memphis TN
442 PM CDT MON AUG 20 2018
MSC027-107-119-143-202215-
/O.CON.KMEG.TO.W.0034.000000T0000Z-180820T2215Z/
Coahoma MS-Tunica MS-Quitman MS-Panola MS-
442 PM CDT MON AUG 20 2018
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM CDT FOR
NORTHEASTERN COAHOMA...SOUTH CENTRAL TUNICA...NORTHERN QUITMAN AND
WEST CENTRAL PANOLA COUNTIES...
At 442 PM CDT, doppler radar indicated a severe thunderstorm
producing a tornado was located near Jonestown, or 15 miles southeast
of Helena, moving east at 25 mph.
HAZARD...Tornado and golf ball size hail.
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.
Locations impacted include...
Sledge, Darling, Lula, Falcon, Moon, Roseacres, Matagorda, Rich,
Essex, Riverview, Tibbs and Hinchcliff.
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.
If a tornado or other severe weather is spotted, report it to the
National Weather Service or your local nearest law enforcement agency
who will send your report. This act may save lives of others in the
path of dangerous weather.
&&
LAT...LON 3436 9050 3437 9051 3439 9051 3441 9050
3446 9048 3450 9014 3424 9019
TIME...MOT...LOC 2142Z 273DEG 23KT 3438 9041
TORNADO...RADAR INDICATED
HAIL...1.75IN
$$410
WWUS54 KMEG 202158
SVSMEG
Severe Weather Statement
National Weather Service Memphis TN
458 PM CDT MON AUG 20 2018
MSC027-143-202207-
/O.CAN.KMEG.TO.W.0034.000000T0000Z-180820T2215Z/
Coahoma MS-Tunica MS-
458 PM CDT MON AUG 20 2018
...THE TORNADO WARNING FOR NORTHEASTERN COAHOMA AND SOUTH CENTRAL
TUNICA COUNTIES IS CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 800 PM CDT for
northwestern Mississippi. A Severe Thunderstorm Watch also remains in
effect until midnight CDT for northwestern Mississippi.
LAT...LON 3432 9039 3432 9040 3438 9038 3442 9035
3442 9030 3448 9030 3450 9014 3424 9019
TIME...MOT...LOC 2157Z 281DEG 25KT 3435 9029
$$
MSC107-119-202215-
/O.CON.KMEG.TO.W.0034.000000T0000Z-180820T2215Z/
Quitman MS-Panola MS-
458 PM CDT MON AUG 20 2018
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM CDT FOR NORTHERN
QUITMAN AND WEST CENTRAL PANOLA COUNTIES...
At 457 PM CDT, doppler radar indicated a severe thunderstorm
producing a tornado was located over Darling, or 19 miles northeast
of Clarksdale, moving east at 30 mph.
HAZARD...Tornado and golf ball size hail.
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.
Locations impacted include...
Sledge, Darling, Falcon, Essex, Riverview and Hinchcliff.
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.
If a tornado or other severe weather is spotted, report it to the
National Weather Service or your local nearest law enforcement agency
who will send your report. This act may save lives of others in the
path of dangerous weather.
&&
LAT...LON 3432 9039 3432 9040 3438 9038 3442 9035
3442 9030 3448 9030 3450 9014 3424 9019
TIME...MOT...LOC 2157Z 281DEG 25KT 3435 9029
TORNADO...RADAR INDICATED
HAIL...1.75IN
$$The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 19, 7:11 PM CDT | Special Weather Statement | MEG | Coahoma | 34 min |
| Aug 20, 3:08 PM CDT | Special Weather Statement | MEG | Tunica | 37 min |
| Aug 20, 3:20 PM CDT | Severe Thunderstorm Warning | MEG | Coahoma, Tunica | 40 min |
| Aug 20, 4:11 PM CDT | Severe Thunderstorm Warning | MEG | Coahoma, Panola, Quitman, Tate, Tunica | 49 min |
| Aug 20, 5:13 PM CDT | Tornado Warning | MEG | Panola, Quitman | 47 min |
| Aug 20, 5:37 PM CDT | Special Weather Statement | MEG | Tallahatchie | 23 min |
| Aug 20, 5:41 PM CDT | Severe Thunderstorm Warning | MEG | DeSoto, Tunica | 49 min |
| Aug 20, 5:51 PM CDT | Severe Thunderstorm Warning | MEG | Panola, Quitman, Tallahatchie | 39 min |
| Aug 20, 5:59 PM CDT | Severe Thunderstorm Warning | MEG | Lafayette, Panola | 46 min |
| Aug 20, 6:27 PM CDT | Severe Thunderstorm Warning | MEG | Lafayette, Panola, Quitman, Tallahatchie, Yalobusha | 48 min |
| Aug 20, 6:30 PM CDT | Severe Thunderstorm Warning | MEG | Benton, Marshall | 28 min |
| Aug 20, 6:30 PM CDT | Severe Thunderstorm Warning | MEG | Tunica | 26 min |
| Aug 20, 6:34 PM CDT | Special Weather Statement | MEG | DeSoto | 26 min |
| Aug 20, 6:49 PM CDT | Areal Flood Advisory | MEG | Lafayette, Panola | 116 min |
| Aug 20, 6:49 PM CDT | Severe Thunderstorm Warning | MEG | Calhoun, Lafayette, Pontotoc | 41 min |
Nearby
Tornado Warnings in Mississippi, 2018Every tornado warning in 2018Tornadoes in 2018
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.