Alert archive / Mississippi / Tornado Warnings in 2016

Tornado Warning 26, NWS Memphis, TN

December 17, 2016Benton County, Marshall County, Tippah County, Mississippi

NWS Memphis, TN issued this tornado warning at Dec 17, 2016, 9:43 PM CST for Benton County, Marshall County, Tippah County, Mississippi. It was in force for 32 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
Dec 17, 2016, 9:43 PM CST (03:43 UTC)
Expired
Dec 17, 2016, 10:15 PM CST
In force
32 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Benton County, MS, Marshall County, MS, Tippah County, MS

The radar

The Memphis radar (KNQA), 89 km from the middle of the area, began a volume at 03:46 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.

What was reported inside it

TimeReportWhereRemark
Dec 17, 9:50 PM CSTTORNADOWaterford, MSTREES DOWN IN WATERFORD, POSSIBLE TORNADO. TIME BASED ON RADAR ESTIMATES.
Dec 17, 10:02 PM CSTTORNADO2 Wnw Holly Springs, MSTORNADO REPORTED ON THE GROUND BY MARSHALL COUNTY FD DISPATCH.

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
Dec 17, 8:58 PM CSTTornado WatchSPC6 hr

The nearest sounding before it

Little Rock, AR (KBYH), launched 00:00Z, 3.7 hours before the alert went out and 71 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 2016-12-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 43 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 2016-12-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 395 square meters per square second.1939587897117Sfc1 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
43 J/kg
Mixed-layer CIN
-194 J/kg
Mixed-layer LCL
608 m above ground
0-6 km bulk shear
83 kt
0-1 km storm-relative helicity
395 m²/s²
0-3 km storm-relative helicity
525 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.0

Open this sounding in Storm Lab

The text

As transmitted.

365 
WFUS54 KMEG 180343
TORMEG
MSC009-093-139-180415-
/O.NEW.KMEG.TO.W.0026.161218T0343Z-161218T0415Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Memphis TN
943 PM CST SAT DEC 17 2016

The National Weather Service in Memphis has issued a

* Tornado Warning for...
  East central Marshall County in northwestern Mississippi...
  Benton County in northeastern Mississippi...
  Western Tippah County in northeastern Mississippi...

* Until 1015 PM CST
    
* At 943 PM CST, a severe thunderstorm producing a tornado was
  located near Holly Springs, moving northeast at 90 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. 

* This dangerous storm will be near...
  Snow Lake Shores around 950 PM CST. 
  Canaan around 1000 PM CST. 

Other locations impacted by this tornadic thunderstorm include Pine
Grove, Potts Camp, Waites, Lake Center, Bethel, Waterford, New
Canaan, Brody, Gilton and Higdon.

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 3469 8897 3462 8946 3476 8956 3500 8907
      3499 8898
TIME...MOT...LOC 0343Z 230DEG 79KT 3472 8943 

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

$$
1 follow-up statement
317 
WWUS54 KMEG 180345
SVSMEG

Severe Weather Statement
National Weather Service Memphis TN
945 PM CST SAT DEC 17 2016

MSC009-093-139-180415-
/O.CON.KMEG.TO.W.0026.000000T0000Z-161218T0415Z/
Marshall MS-Benton MS-Tippah MS-
945 PM CST SAT DEC 17 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1015 PM CST FOR EAST
CENTRAL MARSHALL...BENTON AND WESTERN TIPPAH COUNTIES...
    
At 945 PM CST, a confirmed tornado was located near Holly Springs,
moving northeast at 65 mph.

HAZARD...Damaging tornado. 

SOURCE...Weather spotters confirmed tornado. 

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. 

This tornado will be near...
  Snow Lake Shores around 950 PM CST. 
  Canaan around 1000 PM CST. 

Other locations impacted by this tornadic thunderstorm include Pine
Grove, Potts Camp, Waites, Lake Center, Bethel, Waterford, New
Canaan, Brody, Gilton and Higdon.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. 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 3469 8897 3462 8946 3476 8956 3500 8907
      3499 8898
TIME...MOT...LOC 0345Z 230DEG 79KT 3474 8940 

TORNADO...OBSERVED
HAIL...<.75IN

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 17, 8:41 PM CSTSpecial Weather StatementMEGDeSoto, Tate, Tunica49 min
Dec 17, 8:54 PM CSTSevere Thunderstorm WarningMEGDeSoto, Marshall51 min
Dec 17, 8:58 PM CSTSevere Thunderstorm WarningMEGDeSoto, Panola, Tate, Tunica32 min
Dec 17, 9:07 PM CSTTornado WarningMEGDeSoto, Marshall, Tate23 min
Dec 17, 9:15 PM CSTTornado WarningMEGDeSoto, Marshall30 min
Dec 17, 9:30 PM CSTSevere Thunderstorm WarningMEGLafayette, Marshall, Panola, Tate45 min
Dec 17, 9:38 PM CSTSevere Thunderstorm WarningMEGBenton, Marshall, Tippah52 min
Dec 17, 9:57 PM CSTTornado WarningMEGBenton, Lafayette, Marshall, Panola, Tate33 min
Dec 17, 10:14 PM CSTTornado WarningMEGLafayette, Marshall31 min
Dec 17, 10:33 PM CSTSevere Thunderstorm WarningMEGAlcorn, Tishomingo42 min
Dec 17, 10:36 PM CSTSevere Thunderstorm WarningMEGAlcorn, Benton, Prentiss, Tippah, Union24 min
Dec 17, 10:51 PM CSTTornado WarningMEGPrentiss, Tippah, Union24 min
Dec 17, 10:55 PM CSTSevere Thunderstorm WarningMEGAlcorn, Prentiss, Tishomingo50 min
Dec 17, 10:56 PM CSTTornado Warning Tornado observedMEGAlcorn, Tishomingo34 min
Dec 17, 11:05 PM CSTSevere Thunderstorm WarningMEGLee, Pontotoc, Prentiss, Union40 min
Dec 17, 11:07 PM CSTTornado WarningMEGAlcorn, Prentiss, Tishomingo38 min
Dec 17, 11:25 PM CSTSevere Thunderstorm WarningMEGCalhoun, Chickasaw, Lafayette, Lee, Pontotoc, Yalobusha65 min
Dec 17, 11:38 PM CSTSevere Thunderstorm WarningMEGItawamba, Lee, Pontotoc, Prentiss, Tishomingo, Union67 min
Dec 18, 12:03 AM CSTSevere Thunderstorm WarningMEGItawamba, Lee, Tishomingo42 min
Dec 18, 12:27 AM CSTSevere Thunderstorm WarningMEGChickasaw, Itawamba, Lee, Monroe63 min
Dec 18, 12:41 AM CSTSevere Thunderstorm WarningMEGItawamba, Lee49 min
Dec 18, 12:42 AM CSTSevere Thunderstorm WarningMEGItawamba, Lee48 min
Dec 18, 1:25 AM CSTSevere Thunderstorm WarningMEGItawamba, Monroe39 min

Nearby

Tornado Warnings in Mississippi, 2016Every tornado warning in 2016Tornadoes in 2016

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.