Alert archive / Mississippi / Tornado Warnings in 2018

Tornado Warning 47, NWS Memphis, TN

November 5, 20185 counties in Mississippi

NWS Memphis, TN issued this tornado warning at Nov 5, 2018, 9:40 PM CST for 5 counties in Mississippi. It was in force for 24 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
Nov 5, 2018, 9:40 PM CST (03:40 UTC)
Expired
Nov 5, 2018, 10:04 PM CST
In force
24 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Alcorn County, MS, Benton County, MS, Prentiss County, MS, Tippah County, MS, Union County, MS

The radar

The Columbus AFB radar (KGWX), 96 km from the middle of the area, began a volume at 03:39 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.

IssuedProductOfficeLasted
Nov 5, 7:04 PM CSTTornado WatchSPC8 hr

The nearest sounding before it

Little Rock, AR (KBYH), launched 00:00Z, 3.7 hours before the alert went out and 98 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.

Skew-T log-pSkew-T log-p diagram, Little Rock, AR at 00:00Z on 2018-11-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 22 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Little Rock, AR at 00:00Z on 2018-11-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 square meters per square second.1939587897117136Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
22 J/kg
Mixed-layer CIN
-63 J/kg
Mixed-layer LCL
602 m above ground
0-6 km bulk shear
66 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
86 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

As transmitted.

847 
WFUS54 KMEG 060340
TORMEG
MSC003-009-117-139-145-060430-
/O.NEW.KMEG.TO.W.0047.181106T0340Z-181106T0430Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Memphis TN
940 PM CST MON NOV 5 2018

The National Weather Service in Memphis has issued a

* Tornado Warning for...
  Northern Union County in northeastern Mississippi...
  Tippah County in northeastern Mississippi...
  Southeastern Benton County in northeastern Mississippi...
  Northern Prentiss County in northeastern Mississippi...
  Western Alcorn County in northeastern Mississippi...

* Until 1030 PM CST.
    
* At 940 PM CST, doppler radar indicated a severe thunderstorm
  producing a tornado was located near Blue Mountain, or 10 miles
  northwest of New Albany, moving east at 50 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...
  Corinth, Booneville, New Albany, Ripley, Blue Mountain, Jumpertown,
  Thrashers, Hinkle, Keownville, Wheeler, Hickory Flat, Myrtle,
  Dumas, Rienzi, Kossuth, Shari, Murry, Poolville, Graham and Old
  Myrtle.

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.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3443 8918 3465 8927 3495 8855 3461 8838
TIME...MOT...LOC 0340Z 250DEG 43KT 3461 8913 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$
2 follow-up statements
520 
WWUS54 KMEG 060357
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
957 PM CST MON NOV 5 2018

MSC009-060406-
/O.CAN.KMEG.TO.W.0047.000000T0000Z-181106T0430Z/
Benton MS-
957 PM CST MON NOV 5 2018

...THE TORNADO WARNING FOR SOUTHEASTERN BENTON 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 300 AM CST for northeastern
Mississippi.

LAT...LON 3461 8838 3443 8918 3475 8902 3495 8855
TIME...MOT...LOC 0356Z 250DEG 43KT 3468 8890 

$$

MSC003-117-139-145-060430-
/O.CON.KMEG.TO.W.0047.000000T0000Z-181106T0430Z/
Union MS-Tippah MS-Prentiss MS-Alcorn MS-
957 PM CST MON NOV 5 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1030 PM CST FOR NORTHERN
UNION...SOUTHERN TIPPAH...NORTHERN PRENTISS AND WESTERN ALCORN
COUNTIES...
    
At 956 PM CST, doppler radar indicated a severe thunderstorm
producing a tornado was located near Ripley, moving east at 50 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...
Corinth, Booneville, New Albany, Ripley, Blue Mountain, Jumpertown,
Thrashers, Hinkle, Keownville, Wheeler, Myrtle, Dumas, Rienzi,
Kossuth, Shari, Murry, Poolville, Graham, Old Myrtle and Collinstown.

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.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3461 8838 3443 8918 3475 8902 3495 8855
TIME...MOT...LOC 0356Z 250DEG 43KT 3468 8890 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$
137 
WWUS54 KMEG 060404
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
1004 PM CST MON NOV 5 2018

MSC003-117-139-145-060413-
/O.CAN.KMEG.TO.W.0047.000000T0000Z-181106T0430Z/
Union MS-Tippah MS-Prentiss MS-Alcorn MS-
1004 PM CST MON NOV 5 2018

...THE TORNADO WARNING FOR NORTHERN UNION...SOUTHERN TIPPAH...
NORTHERN PRENTISS AND WESTERN ALCORN COUNTIES 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 300 AM CST for northeastern
Mississippi.

LAT...LON 3461 8838 3443 8918 3475 8902 3495 8855
TIME...MOT...LOC 0403Z 250DEG 43KT 3471 8879 

$$

The office that day

Everything else NWS Memphis, TN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 5, 7:52 PM CSTTornado WarningMEGCoahoma, Panola, Quitman38 min
Nov 5, 8:27 PM CSTTornado WarningMEGLafayette, Marshall, Panola48 min
Nov 5, 9:06 PM CSTTornado WarningMEGBenton, Lafayette, Marshall, Union39 min
Nov 5, 9:08 PM CSTTornado WarningMEGTallahatchie, Yalobusha52 min
Nov 5, 9:22 PM CSTAreal Flood AdvisoryMEGLafayette, Panola81 min
Nov 5, 9:43 PM CSTTornado WarningMEGCalhoun, Lafayette, Pontotoc, Yalobusha47 min
Nov 5, 10:11 PM CSTAreal Flood AdvisoryMEGCalhoun, Lafayette, Pontotoc, Yalobusha114 min
Nov 5, 10:23 PM CSTAreal Flood AdvisoryMEGBenton, Lafayette, Marshall, Tippah, Union50 min
Nov 5, 10:27 PM CSTSevere Thunderstorm WarningMEGLee, Pontotoc, Union48 min
Nov 5, 10:44 PM CSTSevere Thunderstorm WarningMEGAlcorn, Prentiss, Tishomingo32 min
Nov 5, 10:48 PM CSTFlash Flood WarningMEGPontotoc83 min
Nov 5, 10:51 PM CSTAreal Flood AdvisoryMEGAlcorn, Lee, Prentiss, Tishomingo73 min
Nov 5, 11:01 PM CSTTornado WarningMEGTishomingo11 min
Nov 5, 11:01 PM CSTTornado Warning Considerable damage threatMEGItawamba, Lee, Pontotoc44 min
Nov 5, 11:22 PM CSTTornado Warning Considerable damage threatMEGItawamba, Lee, Prentiss, Tishomingo34 min
Nov 5, 11:29 PM CSTFlash Flood WarningMEGItawamba, Lee74 min
Nov 6, 1:22 AM CSTDense Fog AdvisoryMEGAlcorn, Benton, Calhoun, Chickasaw, Coahoma, DeSoto and 16 more7 hr

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.