Alert archive / Mississippi / Tornado Warnings in 2018

Tornado Warning 35, NWS Memphis, TN

August 20, 2018Panola County, Quitman County, Mississippi

NWS Memphis, TN issued this tornado warning at Aug 20, 2018, 5:13 PM CDT for Panola County, Quitman County, Mississippi. It was in force for 47 min. 1 report 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, 5:13 PM CDT (22:13 UTC)
Expired
Aug 20, 2018, 6:00 PM CDT
In force
47 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.75 in

Counties Panola County, MS, Quitman County, MS

The radar

The Memphis radar (KNQA), 112 km from the middle of the area, began a volume at 22:14 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

TimeReportWhereRemark
Aug 20, 5:41 PM CDTFUNNEL CLOUDBatesville, MSFUNNEL CLOUD SPOTTED OVER DOWNTOWN BATESVILLE.

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.

IssuedProductOfficeLasted
Aug 20, 4:45 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Little Rock, AR (KBYH), launched 12:00Z, 10.2 hours before the alert went out and 54 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 12:00Z on 2018-08-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 904 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 12:00Z on 2018-08-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 81 square meters per square second.193958Sfc1 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
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

Open this sounding in Storm Lab

The text

As transmitted.

202 
WFUS54 KMEG 202213
TORMEG
MSC107-119-202300-
/O.NEW.KMEG.TO.W.0035.180820T2213Z-180820T2300Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Memphis TN
513 PM CDT MON AUG 20 2018

The National Weather Service in Memphis has issued a

* Tornado Warning for...
  Northeastern Quitman County in northwestern Mississippi...
  Central Panola County in northwestern Mississippi...

* Until 600 PM CDT.
    
* At 513 PM CDT, doppler radar indicated a severe thunderstorm
  producing a tornado was located over Curtis Station, or 12 miles
  west of Batesville, 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...
  Batesville, John W Kyle State Park, Sardis, Curtis Station,
  Pleasant Grove, Hayes Crossing, Horatio and Ballentine.

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.

To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Memphis.

&&

LAT...LON 3431 9025 3442 9022 3448 8973 3423 8977
TIME...MOT...LOC 2213Z 272DEG 28KT 3435 9015 

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$
2 follow-up statements
381 
WWUS54 KMEG 202222
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
522 PM CDT MON AUG 20 2018

MSC119-202231-
/O.CAN.KMEG.TO.W.0035.000000T0000Z-180820T2300Z/
Quitman MS-
522 PM CDT MON AUG 20 2018

...THE TORNADO WARNING FOR NORTHEASTERN QUITMAN COUNTY 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 midnight CDT for
northwestern Mississippi.

LAT...LON 3430 9018 3442 9017 3448 8973 3423 8977
TIME...MOT...LOC 2221Z 279DEG 25KT 3432 9009 

$$

MSC107-202300-
/O.CON.KMEG.TO.W.0035.000000T0000Z-180820T2300Z/
Panola MS-
522 PM CDT MON AUG 20 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM CDT FOR CENTRAL
PANOLA COUNTY...
    
At 521 PM CDT, doppler radar indicated a severe thunderstorm
producing a tornado was located near Curtis Station, or 8 miles west
of Batesville, 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...
Batesville, John W Kyle State Park, Sardis, Curtis Station, Hayes
Crossing and Ballentine.

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 3430 9018 3442 9017 3448 8973 3423 8977
TIME...MOT...LOC 2221Z 279DEG 25KT 3432 9009 

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$
266 
WWUS54 KMEG 202248
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
548 PM CDT MON AUG 20 2018

MSC107-202300-
/O.CON.KMEG.TO.W.0035.000000T0000Z-180820T2300Z/
Panola MS-
548 PM CDT MON AUG 20 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM CDT FOR
SOUTHEASTERN PANOLA COUNTY...
    
At 548 PM CDT, doppler radar indicated a severe thunderstorm
producing a tornado was located near Batesville, moving east at 25
mph.

HAZARD...Tornado and half dollar 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...
Batesville, John W Kyle State Park, Sardis and Hayes Crossing. 

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 3428 9006 3444 8997 3448 8973 3423 8977
TIME...MOT...LOC 2248Z 279DEG 23KT 3429 8988 

TORNADO...RADAR INDICATED
HAIL...1.25IN

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 19, 7:11 PM CDTSpecial Weather StatementMEGCoahoma34 min
Aug 20, 3:08 PM CDTSpecial Weather StatementMEGTunica37 min
Aug 20, 3:20 PM CDTSevere Thunderstorm WarningMEGCoahoma, Tunica40 min
Aug 20, 4:11 PM CDTSevere Thunderstorm WarningMEGCoahoma, Panola, Quitman, Tate, Tunica49 min
Aug 20, 4:23 PM CDTTornado WarningMEGCoahoma, Panola, Quitman, Tunica52 min
Aug 20, 5:37 PM CDTSpecial Weather StatementMEGTallahatchie23 min
Aug 20, 5:41 PM CDTSevere Thunderstorm WarningMEGDeSoto, Tunica49 min
Aug 20, 5:51 PM CDTSevere Thunderstorm WarningMEGPanola, Quitman, Tallahatchie39 min
Aug 20, 5:59 PM CDTSevere Thunderstorm WarningMEGLafayette, Panola46 min
Aug 20, 6:27 PM CDTSevere Thunderstorm WarningMEGLafayette, Panola, Quitman, Tallahatchie, Yalobusha48 min
Aug 20, 6:30 PM CDTSevere Thunderstorm WarningMEGBenton, Marshall28 min
Aug 20, 6:30 PM CDTSevere Thunderstorm WarningMEGTunica26 min
Aug 20, 6:34 PM CDTSpecial Weather StatementMEGDeSoto26 min
Aug 20, 6:49 PM CDTAreal Flood AdvisoryMEGLafayette, Panola116 min
Aug 20, 6:49 PM CDTSevere Thunderstorm WarningMEGCalhoun, Lafayette, Pontotoc41 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.