Alert archive / Mississippi / Tornado Warnings in 2020

Tornado Warning 40, NWS Jackson, MS

April 12, 2020Kemper County, Lauderdale County, Mississippi

NWS Jackson, MS issued this tornado warning at Apr 12, 2020, 5:45 PM CDT for Kemper County, Lauderdale County, Mississippi. It was in force for 31 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
Apr 12, 2020, 5:45 PM CDT (22:45 UTC)
Expired
Apr 12, 2020, 6:16 PM CDT
In force
31 min
Issued by
NWS Jackson, MS
Area
Storm-based polygon
Tornado
Observed
Hail
0.75 in

Counties Kemper County, MS, Lauderdale County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 141 km from the middle of the area, began a volume at 22:44 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
Apr 12, 5:47 PM CDTTORNADO2 S Clarkdale, MSCORRECTS PREVIOUS TORNADO REPORT FROM 2 S CLARKDALE. THIS EF1 TORNADO BEGAN ALONG US 45, UPROOTING TREES AS IT TRACKED NORTHWARD ALONG THE HIGHWAY. TWO HOMES SUSTAINED MINOR ROOF DAMAGE AND ADDITIONAL TREES WERE UPROOTED ALONG SPRINGHILL LOOP. THE TORNADO UPRO

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
Apr 12, 10:41 AM CDTTornado Watch PDSSPC10 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 10.8 hours before the alert went out and 149 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, Jackson, MS at 12:00Z on 2020-04-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 323 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, Jackson, MS at 12:00Z on 2020-04-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 379 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
323 J/kg
Mixed-layer CIN
-279 J/kg
Mixed-layer LCL
625 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
379 m²/s²
0-3 km storm-relative helicity
562 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.2

Open this sounding in Storm Lab

The text

As transmitted.

380 
WFUS54 KJAN 122245
TORJAN
MSC069-075-122345-
/O.NEW.KJAN.TO.W.0040.200412T2245Z-200412T2345Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Jackson MS
545 PM CDT Sun Apr 12 2020

The National Weather Service in Jackson has issued a

* Tornado Warning for...
  Eastern Kemper County in east central Mississippi...
  Central Lauderdale County in east central Mississippi...

* Until 645 PM CDT.
        
* At 545 PM CDT, a confirmed tornado was located near Sable, or 9
  miles south of Meridian, moving northeast at 50 mph.

  HAZARD...Damaging tornado.

  SOURCE...Radar 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 tornadic storm will be near...
  Zero around 550 PM CDT.
  Marion around 600 PM CDT.
  Toomsuba and Kewanee around 605 PM CDT.
  Lauderdale and Meridian Station around 610 PM CDT.
  Tamola around 615 PM CDT.
  Porterville around 625 PM CDT.
  Electric Mills around 630 PM CDT.

Other locations impacted by this tornadic thunderstorm include
Scooba.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement 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 3247 8840 3223 8860 3222 8884 3293 8847
      3293 8835
TIME...MOT...LOC 2245Z 211DEG 45KT 3225 8870 

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

$$

TW
3 follow-up statements
239 
WWUS54 KJAN 122254
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
554 PM CDT Sun Apr 12 2020

MSC069-075-122345-
/O.CON.KJAN.TO.W.0040.000000T0000Z-200412T2345Z/
Kemper MS-Lauderdale MS-
554 PM CDT Sun Apr 12 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 645 PM CDT FOR EASTERN
KEMPER AND NORTHEASTERN LAUDERDALE COUNTIES...
    
At 554 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Zero, or near Meridian, moving northeast 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.

This dangerous storm will be near...
  Toomsuba around 600 PM CDT.
  Meridian Station and Kewanee around 605 PM CDT.
  Lauderdale around 610 PM CDT.
  Tamola around 615 PM CDT.
  Porterville around 620 PM CDT.
  Electric Mills around 630 PM CDT.

Other locations impacted by this tornadic thunderstorm include
Scooba.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement 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 3232 8852 3235 8877 3293 8847 3293 8835
      3247 8840
TIME...MOT...LOC 2254Z 210DEG 45KT 3236 8863 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

TW
315 
WWUS54 KJAN 122303
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
603 PM CDT Sun Apr 12 2020

MSC069-075-122345-
/O.CON.KJAN.TO.W.0040.000000T0000Z-200412T2345Z/
Kemper MS-Lauderdale MS-
603 PM CDT Sun Apr 12 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 645 PM CDT FOR EASTERN
KEMPER AND NORTHEASTERN LAUDERDALE COUNTIES...
    
At 603 PM CDT, a confirmed tornado was located near Toomsuba, or near
Lauderdale, moving northeast at 50 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...
  Tamola around 615 PM CDT.
  Porterville around 620 PM CDT.
  Electric Mills around 630 PM CDT.

Other locations impacted by this tornadic thunderstorm include
Scooba.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement 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 3239 8846 3247 8871 3293 8847 3293 8835
      3247 8840
TIME...MOT...LOC 2303Z 211DEG 45KT 3246 8856 

TORNADO...OBSERVED
HAIL...0.00IN

$$

TW
404 
WWUS54 KJAN 122316
SVSJAN

Severe Weather Statement
National Weather Service Jackson MS
616 PM CDT Sun Apr 12 2020

MSC069-075-122326-
/O.CAN.KJAN.TO.W.0040.000000T0000Z-200412T2345Z/
Kemper MS-Lauderdale MS-
616 PM CDT Sun Apr 12 2020

...THE TORNADO WARNING FOR EASTERN KEMPER AND NORTHEASTERN LAUDERDALE
COUNTIES IS CANCELLED...
        
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning has
been cancelled.

A Tornado Watch remains in effect until 800 PM CDT for east central
Mississippi.

LAT...LON 3239 8846 3247 8871 3293 8847 3293 8835
      3247 8840
TIME...MOT...LOC 2315Z 211DEG 45KT 3261 8846 

$$

TW

The office that day

Everything else NWS Jackson, MS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 12, 7:22 AM CDTSevere Thunderstorm WarningJANBolivar38 min
Apr 12, 8:51 AM CDTSpecial Weather StatementJANYazoo39 min
Apr 12, 9:46 AM CDTSpecial Weather StatementJANHolmes, Humphreys44 min
Apr 12, 9:50 AM CDTSpecial Weather StatementJANAttala40 min
Apr 12, 10:46 AM CDTSpecial Weather StatementJANNoxubee29 min
Apr 12, 10:50 AM CDTSevere Thunderstorm WarningJANLowndes, Noxubee29 min
Apr 12, 12:16 PM CDTTornado Warning Tornado observedJANIssaquena, Sharkey59 min
Apr 12, 12:21 PM CDTSevere Thunderstorm WarningJANIssaquena, Warren54 min
Apr 12, 12:26 PM CDTSevere Thunderstorm WarningJANIssaquena, Sharkey, Washington37 min
Apr 12, 12:35 PM CDTSevere Thunderstorm WarningJANAttala, Holmes, Leake, Madison, Yazoo40 min
Apr 12, 1:05 PM CDTTornado WarningJANHumphreys, Yazoo55 min
Apr 12, 1:06 PM CDTSevere Thunderstorm WarningJANLeake, Madison, Neshoba, Scott, Winston39 min
Apr 12, 1:39 PM CDTSpecial Weather StatementJANWinston51 min
Apr 12, 1:40 PM CDTTornado WarningJANAttala, Holmes65 min
Apr 12, 1:48 PM CDTSpecial Weather StatementJANWinston42 min
Apr 12, 2:27 PM CDTSevere Thunderstorm WarningJANAttala, Choctaw, Winston48 min
Apr 12, 2:51 PM CDTTornado Warning Tornado observedJANChoctaw, Noxubee, Oktibbeha, Winston54 min
Apr 12, 2:54 PM CDTSevere Thunderstorm WarningJANLeake, Madison54 min
Apr 12, 2:56 PM CDTSpecial Weather StatementJANHinds34 min
Apr 12, 2:58 PM CDTTornado WarningJANWinston26 min
Apr 12, 3:04 PM CDTSevere Thunderstorm WarningJANHinds, Madison, Rankin41 min
Apr 12, 3:14 PM CDTTornado WarningJANNoxubee45 min
Apr 12, 3:17 PM CDTSevere Thunderstorm WarningJANClay, Lowndes, Oktibbeha43 min
Apr 12, 3:27 PM CDTSevere Thunderstorm WarningJANHolmes, Humphreys, Yazoo20 min
Apr 12, 3:29 PM CDTTornado WarningJANLowndes31 min
Apr 12, 3:39 PM CDTTornado Warning EmergencyJANCovington, Jefferson Davis, Lamar, Lawrence, Marion66 min
Apr 12, 3:45 PM CDTFlash Flood WarningJANAttala, Choctaw, Leake, Neshoba, Noxubee, Winston4 hr
Apr 12, 4:10 PM CDTSevere Thunderstorm WarningJANNoxubee35 min
Apr 12, 4:25 PM CDTSevere Thunderstorm WarningJANRankin, Scott, Simpson, Smith50 min
Apr 12, 4:28 PM CDTTornado Warning EmergencyJANJefferson Davis, Lawrence, Marion47 min
Apr 12, 4:28 PM CDTTornado Warning EmergencyTornado observedCatastrophic damage threatJANJasper, Jones62 min
Apr 12, 4:49 PM CDTSevere Thunderstorm WarningJANIssaquena, Sharkey, Warren41 min
Apr 12, 5:01 PM CDTTornado Warning EmergencyTornado observedCatastrophic damage threatJANCovington, Jasper, Jones, Smith59 min
Apr 12, 5:04 PM CDTSevere Thunderstorm WarningJANLeake, Neshoba, Winston29 min
Apr 12, 5:06 PM CDTTornado WarningJANLowndes, Noxubee, Oktibbeha, Winston38 min
Apr 12, 5:06 PM CDTTornado Warning EmergencyTornado observedCatastrophic damage threatJANClarke, Jasper31 min
Apr 12, 5:19 PM CDTSevere Thunderstorm WarningJANHumphreys, Issaquena, Sharkey, Sunflower, Washington41 min
Apr 12, 5:21 PM CDTSevere Thunderstorm WarningJANHinds, Humphreys, Issaquena, Sharkey, Warren, Yazoo39 min
Apr 12, 5:40 PM CDTFlash Flood Warning Considerable damage threatJANChoctaw, Clay, Lowndes, Oktibbeha, Webster, Winston4 hr
Apr 12, 5:44 PM CDTTornado WarningJANClarke, Jasper35 min
Apr 12, 5:56 PM CDTSevere Thunderstorm WarningJANAttala, Holmes, Madison, Yazoo44 min
Apr 12, 5:58 PM CDTSevere Thunderstorm WarningJANCarroll, Holmes, Humphreys, Leflore47 min
Apr 12, 6:00 PM CDTSevere Thunderstorm WarningJANSmith17 min
Apr 12, 6:17 PM CDTSevere Thunderstorm WarningJANSimpson, Smith43 min
Apr 12, 6:21 PM CDTFlash Flood WarningJANLauderdale114 min
Apr 12, 6:39 PM CDTSevere Thunderstorm WarningJANAttala, Carroll, Choctaw, Grenada, Montgomery, Webster51 min
Apr 12, 6:55 PM CDTSevere Thunderstorm WarningJANKemper, Lauderdale65 min

Nearby

Tornado Warnings in Mississippi, 2020Every tornado warning in 2020Tornadoes in 2020

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.