Alert archive / Mississippi / Tornado Warnings in 2021

Tornado Warning 5, NWS New Orleans, LA

April 7, 2021Wilkinson County, Mississippi; West Feliciana Parish, Louisiana

NWS New Orleans, LA issued this tornado warning at Apr 7, 2021, 10:22 PM CDT for Wilkinson County, Mississippi; West Feliciana Parish, Louisiana. It was in force for 53 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 7, 2021, 10:22 PM CDT (03:22 UTC)
Expired
Apr 7, 2021, 11:15 PM CDT
In force
53 min
Issued by
NWS New Orleans, LA
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties West Feliciana Parish, LA, Wilkinson County, MS

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 3.4 hours before the alert went out and 185 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, Lake Charles Mun, LA at 00:00Z on 2021-04-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1905 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lake Charles Mun, LA at 00:00Z on 2021-04-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 204 square meters per square second.19395878Sfc1 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
1905 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
549 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
204 m²/s²
0-3 km storm-relative helicity
210 m²/s²
Significant tornado parameter
2.0
Supercell composite
12.6

Open this sounding in Storm Lab

The text

As transmitted.

195 
WFUS54 KLIX 080322
TORLIX
LAC125-MSC157-080415-
/O.NEW.KLIX.TO.W.0005.210408T0322Z-210408T0415Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service New Orleans LA
1022 PM CDT Wed Apr 7 2021

The National Weather Service in New Orleans has issued a

* Tornado Warning for...
  Northern West Feliciana Parish in southeastern Louisiana...
  Southwestern Wilkinson County in southern Mississippi...

* Until 1115 PM CDT.
    
* At 1021 PM CDT, a severe thunderstorm capable of producing a
  tornado was located over Big Bend, or 7 miles northeast of
  Simmesport, moving east at 30 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...
  Fort Adams around 1045 PM CDT.
  Woodville around 1115 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to 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 3104 9172 3104 9165 3101 9166 3100 9165
      3102 9159 3104 9156 3106 9156 3112 9162
      3113 9162 3115 9124 3090 9131 3102 9175
TIME...MOT...LOC 0321Z 272DEG 27KT 3108 9176 

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

$$

CAB
2 follow-up statements
750 
WWUS54 KLIX 080343
SVSLIX

Severe Weather Statement
National Weather Service New Orleans LA
1043 PM CDT Wed Apr 7 2021

LAC125-MSC157-080415-
/O.CON.KLIX.TO.W.0005.000000T0000Z-210408T0415Z/
West Feliciana LA-Wilkinson MS-
1043 PM CDT Wed Apr 7 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1115 PM CDT FOR
NORTHEASTERN WEST FELICIANA PARISH IN SOUTHEASTERN LOUISIANA AND
SOUTHWESTERN WILKINSON COUNTIES...
    
At 1043 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Fort Adams, or 19 miles north of St. Francisville,
moving east at 40 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...
  Woodville around 1100 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to 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 3100 9163 3102 9159 3104 9156 3106 9156
      3112 9157 3115 9124 3090 9131
TIME...MOT...LOC 0343Z 275DEG 34KT 3105 9149 

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

$$

CAB
533 
WWUS54 KLIX 080403
SVSLIX

Severe Weather Statement
National Weather Service New Orleans LA
1103 PM CDT Wed Apr 7 2021

LAC125-080412-
/O.CAN.KLIX.TO.W.0005.000000T0000Z-210408T0415Z/
West Feliciana LA-
1103 PM CDT Wed Apr 7 2021

...THE TORNADO WARNING FOR NORTHEASTERN WEST FELICIANA PARISH IS
CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

LAT...LON 3100 9144 3113 9144 3115 9124 3100 9128
TIME...MOT...LOC 0402Z 264DEG 30KT 3107 9135 

$$

MSC157-080415-
/O.CON.KLIX.TO.W.0005.000000T0000Z-210408T0415Z/
Wilkinson MS-
1103 PM CDT Wed Apr 7 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1115 PM CDT FOR SOUTH
CENTRAL WILKINSON COUNTY...
    
At 1102 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Woodville, or 18 miles northwest of Jackson, moving
east at 35 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.

This tornadic thunderstorm will remain over mainly rural areas of
south central Wilkinson County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to 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 3100 9144 3113 9144 3115 9124 3100 9128
TIME...MOT...LOC 0402Z 264DEG 30KT 3107 9135 

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

$$

CAB

The office that day

Everything else NWS New Orleans, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 7, 9:42 PM CDTSevere Thunderstorm WarningLIXWilkinson78 min
Apr 7, 10:50 PM CDTSevere Thunderstorm WarningLIXAmite, Wilkinson70 min
Apr 7, 11:12 PM CDTTornado WarningLIXWilkinson28 min
Apr 8, 12:39 AM CDTSevere Thunderstorm WarningLIXAmite, Pike, Walthall66 min
Apr 8, 1:12 AM CDTTornado WarningLIXPike33 min
Apr 8, 2:04 AM CDTSpecial Weather StatementLIXPearl River56 min
Apr 8, 2:56 AM CDTTornado WarningLIXPearl River34 min
Apr 8, 3:13 AM CDTSpecial Weather StatementLIXHancock, Harrison62 min
Apr 8, 3:24 AM CDTTornado WarningLIXHancock36 min
Apr 8, 12:08 AM CDTSevere Thunderstorm WarningLIXEast Feliciana, Saint Helena67 min
Apr 8, 12:25 AM CDTSevere Thunderstorm WarningLIXEast Baton Rouge, East Feliciana, Pointe Coupee, Saint Helena, West Baton Rouge, West Feliciana34 min
Apr 8, 1:05 AM CDTSevere Thunderstorm WarningLIXSaint Tammany, Tangipahoa, Washington55 min
Apr 8, 1:20 AM CDTTornado WarningLIXLivingston, Saint Helena25 min
Apr 8, 1:51 AM CDTSevere Thunderstorm WarningLIXLivingston, Saint John the Baptist, Tangipahoa39 min
Apr 8, 2:00 AM CDTSpecial Marine WarningLIX30 min
Apr 8, 2:14 AM CDTSpecial Marine WarningLIX61 min
Apr 8, 2:24 AM CDTSevere Thunderstorm WarningLIXSaint Tammany51 min
Apr 8, 2:30 AM CDTTornado WarningLIXSaint Tammany30 min
Apr 8, 2:54 AM CDTSpecial Weather StatementLIXOrleans, Saint Charles66 min
Apr 8, 3:03 AM CDTTornado WarningLIXSaint Charles, Saint John the Baptist14 min
Apr 8, 3:28 AM CDTSpecial Marine WarningLIX62 min
Apr 8, 3:42 AM CDTFlash Flood WarningLIXJefferson, Orleans, Saint Charles5 hr
Apr 8, 4:00 AM CDTTornado WarningLIXJefferson12 min
Apr 8, 4:15 AM CDTSpecial Weather StatementLIXJefferson, Lafourche60 min
Apr 8, 4:22 AM CDTTornado WarningLIXJefferson23 min
Apr 8, 4:31 AM CDTSpecial Marine WarningLIX89 min
Apr 8, 5:14 AM CDTSpecial Weather StatementLIXJefferson, Plaquemines, Terrebonne61 min
Apr 8, 5:19 AM CDTSpecial Marine WarningLIX56 min
Apr 8, 5:45 AM CDTSpecial Marine WarningLIX2 hr
Apr 8, 6:11 AM CDTSevere Thunderstorm WarningLIXPlaquemines34 min
Apr 8, 6:15 AM CDTSpecial Marine WarningLIX2 hr
Apr 8, 7:42 AM CDTSpecial Marine WarningLIX63 min
Apr 8, 9:55 AM CDTRiver Flood WarningLIXTangipahoa12 days
Apr 8, 9:58 AM CDTRiver Flood WarningLIXSaint Tammany4 days
Apr 8, 10:10 AM CDTRiver Flood WarningLIXAscension12 days

Nearby

Tornado Warnings in Mississippi, 2021Tornado Warnings in Louisiana, 2021Every tornado warning in 2021Tornadoes in 2021

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.