Alert archive / Mississippi / Tornado Warnings in 2018
Tornado Warning 27, NWS Memphis, TN
NWS Memphis, TN issued this tornado warning at Apr 14, 2018, 5:44 AM CDT for Alcorn County, Prentiss County, Tippah County, Mississippi. It was in force for 18 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
- Apr 14, 2018, 5:44 AM CDT (10:44 UTC)
- Expired
- Apr 14, 2018, 6:02 AM CDT
- In force
- 18 min
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
Counties Alcorn County, MS, Prentiss County, MS, Tippah County, MS
The radar
The Columbus AFB radar (KGWX), 90 km from the middle of the area, began a volume at 10:46 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 13, 10:12 PM CDT | Tornado Watch | SPC | 10 hr |
The nearest sounding before it
Little Rock, AR (KBYH), launched 00:00Z, 10.7 hours before the alert went out and 118 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
- 1321 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 505 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 449 m²/s²
- 0-3 km storm-relative helicity
- 495 m²/s²
- Significant tornado parameter
- 3.4
- Supercell composite
- 17.1
The text
As transmitted.
639
WFUS54 KMEG 141044
TORMEG
MSC003-117-139-141115-
/O.NEW.KMEG.TO.W.0027.180414T1044Z-180414T1115Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Memphis TN
544 AM CDT SAT APR 14 2018
The National Weather Service in Memphis has issued a
* Tornado Warning for...
Southeastern Tippah County in northeastern Mississippi...
Northwestern Prentiss County in northeastern Mississippi...
Southeastern Alcorn County in northeastern Mississippi...
* Until 615 AM CDT
* At 544 AM CDT, a severe thunderstorm producing a tornado was
located 8 miles northeast of Keownville, or 10 miles southeast of
Ripley, moving northeast at 55 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.
* Locations impacted include...
Booneville, Jumpertown, Thrashers, Hinkle, Dumas, Rienzi,
Blackland, Gaston and Altitude.
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 3458 8873 3460 8874 3460 8883 3475 8882
3481 8844 3463 8844
TIME...MOT...LOC 1044Z 242DEG 49KT 3463 8880
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$2 follow-up statements
429
WWUS54 KMEG 141059
SVSMEG
Severe Weather Statement
National Weather Service Memphis TN
559 AM CDT SAT APR 14 2018
MSC139-141109-
/O.CAN.KMEG.TO.W.0027.000000T0000Z-180414T1115Z/
Tippah MS-
559 AM CDT SAT APR 14 2018
...THE TORNADO WARNING FOR SOUTHEASTERN TIPPAH COUNTY IS CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
A tornado watch remains in effect until 800 AM CDT for northeastern
Mississippi.
LAT...LON 3458 8873 3459 8874 3460 8872 3475 8872
3476 8875 3477 8872 3481 8844 3463 8844
TIME...MOT...LOC 1059Z 242DEG 49KT 3473 8858
$$
MSC003-117-141115-
/O.CON.KMEG.TO.W.0027.000000T0000Z-180414T1115Z/
Prentiss MS-Alcorn MS-
559 AM CDT SAT APR 14 2018
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 615 AM CDT FOR
NORTHWESTERN PRENTISS AND SOUTHEASTERN ALCORN COUNTIES...
At 559 AM CDT, a severe thunderstorm producing a tornado was located
near Hinkle, or near Booneville, moving northeast at 55 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.
Locations impacted include...
Booneville, Jumpertown, Thrashers, Hinkle, Rienzi, Blackland, Gaston
and Altitude.
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 3458 8873 3459 8874 3460 8872 3475 8872
3476 8875 3477 8872 3481 8844 3463 8844
TIME...MOT...LOC 1059Z 242DEG 49KT 3473 8858
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$761
WWUS54 KMEG 141102
SVSMEG
Severe Weather Statement
National Weather Service Memphis TN
602 AM CDT SAT APR 14 2018
MSC003-117-141112-
/O.CAN.KMEG.TO.W.0027.000000T0000Z-180414T1115Z/
Prentiss MS-Alcorn MS-
602 AM CDT SAT APR 14 2018
...THE TORNADO WARNING FOR NORTHWESTERN PRENTISS AND SOUTHEASTERN
ALCORN COUNTIES IS CANCELLED...
The tornado threat has diminished and the Tornado Warning has been
cancelled. However, damaging winds remain likely and a Severe
Thunderstorm Warning remains in effect for the area.
A tornado watch remains in effect until 800 AM CDT for northeastern
Mississippi.
LAT...LON 3458 8873 3459 8874 3460 8872 3475 8872
3476 8875 3477 8872 3481 8844 3463 8844
TIME...MOT...LOC 1100Z 242DEG 49KT 3475 8853
$$The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 14, 2:02 AM CDT | Special Weather Statement | MEG | DeSoto, Tunica | 43 min |
| Apr 14, 3:09 AM CDT | Flash Flood Warning | MEG | Coahoma, Tate, Tunica | 3 hr |
| Apr 14, 3:11 AM CDT | Special Weather Statement | MEG | DeSoto | 49 min |
| Apr 14, 4:14 AM CDT | Severe Thunderstorm Warning | MEG | Benton, Marshall | 46 min |
| Apr 14, 4:27 AM CDT | Flash Flood Warning | MEG | Coahoma, DeSoto, Panola, Quitman, Tallahatchie, Tate and 2 more | 3 hr |
| Apr 14, 4:46 AM CDT | Tornado Warning | MEG | Benton, Lafayette, Marshall, Union | 29 min |
| Apr 14, 4:54 AM CDT | Severe Thunderstorm Warning | MEG | Benton, Tippah | 51 min |
| Apr 14, 5:08 AM CDT | Tornado Warning | MEG | Benton, Tippah, Union | 37 min |
| Apr 14, 5:17 AM CDT | Severe Thunderstorm Warning | MEG | Calhoun, Chickasaw, Lafayette, Lee, Pontotoc, Union and 1 more | 43 min |
| Apr 14, 5:26 AM CDT | Severe Thunderstorm Warning | MEG | Alcorn, Tippah, Tishomingo | 64 min |
| Apr 14, 5:39 AM CDT | Severe Thunderstorm Warning | MEG | Alcorn, Prentiss, Tippah, Tishomingo, Union | 66 min |
| Apr 14, 5:47 AM CDT | Severe Thunderstorm Warning | MEG | Itawamba, Lee, Prentiss, Tishomingo, Union | 58 min |
| Apr 14, 5:53 AM CDT | Severe Thunderstorm Warning | MEG | Calhoun, Chickasaw, Lafayette, Pontotoc, Yalobusha | 67 min |
| Apr 14, 6:28 AM CDT | Severe Thunderstorm Warning | MEG | Tishomingo | 32 min |
| Apr 14, 6:35 AM CDT | Flash Flood Warning | MEG | Calhoun, Chickasaw, Lafayette, Pontotoc, Union, Yalobusha | 6 hr |
| Apr 14, 6:39 AM CDT | Severe Thunderstorm Warning | MEG | Chickasaw, Itawamba, Lee, Monroe, Prentiss, Tishomingo | 51 min |
| Apr 14, 9:59 AM CDT | Special Weather Statement | MEG | Monroe | 61 min |
| Apr 14, 10:20 AM CDT | Flash Flood Warning | MEG | Calhoun, Chickasaw, Itawamba, Lee, Monroe | 4 hr |
| Apr 14, 11:00 AM CDT | Special Weather Statement | MEG | Monroe | 30 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.