Alert archive / Louisiana / Tornado Warnings in 2021
Tornado Warning 74, NWS New Orleans, LA
NWS New Orleans, LA issued this tornado warning at Dec 6, 2021, 2:35 PM CST for Saint Tammany Parish, Washington Parish, Louisiana; Pearl River County, Mississippi. It was in force for 55 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
- Dec 6, 2021, 2:35 PM CST (20:35 UTC)
- Expired
- Dec 6, 2021, 3:30 PM CST
- In force
- 55 min
- Issued by
- NWS New Orleans, LA
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
Counties Saint Tammany Parish, LA, Washington Parish, LA, Pearl River County, MS
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 8.6 hours before the alert went out and 52 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.
- Mixed-layer CAPE
- 720 J/kg
- Mixed-layer CIN
- -23 J/kg
- Mixed-layer LCL
- 680 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 180 m²/s²
- 0-3 km storm-relative helicity
- 201 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 5.4
The text
As transmitted.
596
WFUS54 KLIX 062035
TORLIX
LAC103-117-MSC109-062130-
/O.NEW.KLIX.TO.W.0074.211206T2035Z-211206T2130Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service New Orleans LA
235 PM CST Mon Dec 6 2021
The National Weather Service in New Orleans has issued a
* Tornado Warning for...
North central St. Tammany Parish in southeastern Louisiana...
Southeastern Washington Parish in southeastern Louisiana...
West central Pearl River County in southern Mississippi...
* Until 330 PM CST.
* At 235 PM CST, a severe thunderstorm capable of producing a tornado
was located near Enon, or 9 miles southwest of Bogalusa, moving
east at 25 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...
Sun around 250 PM CST.
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 3068 9006 3075 9002 3075 8962 3059 8967
TIME...MOT...LOC 2035Z 279DEG 23KT 3071 9000
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
CAB5 follow-up statements
690
WWUS54 KLIX 062043
SVSLIX
Severe Weather Statement
National Weather Service New Orleans LA
243 PM CST Mon Dec 6 2021
LAC103-117-MSC109-062130-
/O.CON.KLIX.TO.W.0074.000000T0000Z-211206T2130Z/
St. Tammany LA-Washington LA-Pearl River MS-
243 PM CST Mon Dec 6 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 PM CST FOR NORTH
CENTRAL ST. TAMMANY...SOUTHEASTERN WASHINGTON PARISHES IN
SOUTHEASTERN LOUISIANA AND WEST CENTRAL PEARL RIVER COUNTIES...
At 243 PM CST, a severe thunderstorm capable of producing a tornado
was located near Sun, or 7 miles southwest of Bogalusa, moving east
at 20 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Sun around 255 PM CST.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3067 9002 3075 8998 3075 8962 3059 8967
TIME...MOT...LOC 2043Z 281DEG 19KT 3070 8995
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
CAB189
WWUS54 KLIX 062110
SVSLIX
Severe Weather Statement
National Weather Service New Orleans LA
310 PM CST Mon Dec 6 2021
LAC103-117-MSC109-062130-
/O.CON.KLIX.TO.W.0074.000000T0000Z-211206T2130Z/
St. Tammany LA-Washington LA-Pearl River MS-
310 PM CST Mon Dec 6 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 PM CST FOR NORTH
CENTRAL ST. TAMMANY...SOUTHEASTERN WASHINGTON PARISHES IN
SOUTHEASTERN LOUISIANA AND WEST CENTRAL PEARL RIVER COUNTIES...
At 310 PM CST, a severe squall line capable of producing both
tornadoes and extensive straight line wind damage was located near
Mcneil, or 10 miles southeast of Bogalusa, moving east at 25 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 tornadic thunderstorm will remain over mainly rural areas of
north central St. Tammany, southeastern Washington Parishes in
southeastern Louisiana and west central Pearl River Counties.
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.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3066 8998 3075 8989 3075 8962 3059 8967
TIME...MOT...LOC 2110Z 279DEG 23KT 3067 8975
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
CAB659
WWUS54 KLIX 062114
SVSLIX
Severe Weather Statement
National Weather Service New Orleans LA
314 PM CST Mon Dec 6 2021
LAC117-062124-
/O.CAN.KLIX.TO.W.0074.000000T0000Z-211206T2130Z/
Washington LA-
314 PM CST Mon Dec 6 2021
...THE TORNADO WARNING FOR SOUTHEASTERN WASHINGTON PARISH IS
CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
LAT...LON 3072 8963 3059 8967 3065 8992 3067 8989
3067 8984 3070 8985 3071 8984
TIME...MOT...LOC 2114Z 279DEG 23KT 3067 8972
$$
LAC103-MSC109-062130-
/O.CON.KLIX.TO.W.0074.000000T0000Z-211206T2130Z/
St. Tammany LA-Pearl River MS-
314 PM CST Mon Dec 6 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 PM CST FOR NORTH
CENTRAL ST. TAMMANY PARISH IN SOUTHEASTERN LOUISIANA AND WEST CENTRAL
PEARL RIVER COUNTIES...
At 314 PM CST, a severe squall line capable of producing both
tornadoes and extensive straight line wind damage was located near
Mcneil, or 9 miles north of Picayune, moving east at 25 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...
Sun.
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.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3072 8963 3059 8967 3065 8992 3067 8989
3067 8984 3070 8985 3071 8984
TIME...MOT...LOC 2114Z 279DEG 23KT 3067 8972
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
CAB018
WWUS54 KLIX 062123
SVSLIX
Severe Weather Statement
National Weather Service New Orleans LA
323 PM CST Mon Dec 6 2021
LAC103-062133-
/O.CAN.KLIX.TO.W.0074.000000T0000Z-211206T2130Z/
St. Tammany LA-
323 PM CST Mon Dec 6 2021
...THE TORNADO WARNING FOR NORTH CENTRAL ST. TAMMANY PARISH IS
CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
LAT...LON 3069 8964 3059 8967 3063 8982 3066 8975
TIME...MOT...LOC 2123Z 279DEG 23KT 3066 8965
$$
MSC109-062130-
/O.CON.KLIX.TO.W.0074.000000T0000Z-211206T2130Z/
Pearl River MS-
323 PM CST Mon Dec 6 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 PM CST FOR WEST
CENTRAL PEARL RIVER COUNTY...
At 323 PM CST, a severe squall line capable of producing both
tornadoes and extensive straight line wind damage was located over
Mcneil, or 9 miles north of Picayune, moving east at 25 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 tornadic thunderstorm will remain over mainly rural areas of
west central Pearl River County.
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.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3069 8964 3059 8967 3063 8982 3066 8975
TIME...MOT...LOC 2123Z 279DEG 23KT 3066 8965
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
CAB423
WWUS54 KLIX 062137
SVSLIX
Severe Weather Statement
National Weather Service New Orleans LA
337 PM CST Mon Dec 6 2021
MSC109-062146-
/O.EXP.KLIX.TO.W.0074.000000T0000Z-211206T2130Z/
Pearl River MS-
337 PM CST Mon Dec 6 2021
...THE TORNADO WARNING FOR WEST CENTRAL PEARL RIVER COUNTY HAS
EXPIRED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been allowed to
expire.
LAT...LON 3069 8964 3059 8967 3063 8982 3066 8975
TIME...MOT...LOC 2136Z 279DEG 23KT 3065 8957
$$
CABThe office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 6, 11:08 AM CST | Special Weather Statement | LIX | East Feliciana | 67 min |
| Dec 6, 12:01 PM CST | Special Weather Statement | LIX | Saint Helena | 74 min |
| Dec 6, 12:21 PM CST | Severe Thunderstorm Warning | LIX | East Feliciana, Saint Helena | 54 min |
| Dec 6, 12:46 PM CST | Severe Thunderstorm Warning | LIX | Tangipahoa, Washington | 59 min |
| Dec 6, 1:22 PM CST | Tornado Warning | LIX | Tangipahoa, Washington | 68 min |
| Dec 6, 1:29 PM CST | Severe Thunderstorm Warning | LIX | Saint Helena, Tangipahoa, Washington | 61 min |
| Dec 6, 1:40 PM CST | Special Weather Statement | LIX | Saint Helena | 65 min |
| Dec 6, 1:44 PM CST | Severe Thunderstorm Warning | LIX | Livingston, Saint Helena | 61 min |
| Dec 6, 1:54 PM CST | Severe Thunderstorm Warning | LIX | Saint Helena, Tangipahoa | 66 min |
| Dec 6, 2:21 PM CST | Severe Thunderstorm Warning | LIX | Saint Tammany, Washington | 39 min |
| Dec 6, 2:24 PM CST | Tornado Warning | LIX | Washington | 21 min |
| Dec 6, 2:30 PM CST | Severe Thunderstorm Warning | LIX | Livingston, Saint Tammany, Tangipahoa | 60 min |
| Dec 6, 2:41 PM CST | Special Marine Warning | LIX | 64 min | |
| Dec 6, 2:51 PM CST | Flash Flood Warning | LIX | Ascension, East Baton Rouge, West Baton Rouge | 116 min |
| Dec 6, 2:51 PM CST | Tornado Warning | LIX | Saint Tammany | 39 min |
| Dec 6, 2:56 PM CST | Tornado Warning | LIX | Saint Tammany | 49 min |
| Dec 6, 3:09 PM CST | Severe Thunderstorm Warning | LIX | Saint Tammany | 66 min |
| Dec 6, 3:20 PM CST | Tornado Warning | LIX | Saint Tammany | 30 min |
| Dec 6, 3:26 PM CST | Special Marine Warning | LIX | 64 min | |
| Dec 6, 4:14 PM CST | Special Marine Warning | LIX | 91 min | |
| Dec 6, 5:24 PM CST | Special Marine Warning | LIX | 66 min | |
| Dec 6, 9:52 AM CST | Special Weather Statement | LIX | Wilkinson | 53 min |
| Dec 6, 3:31 PM CST | Tornado Warning | LIX | Pearl River | 7 min |
| Dec 6, 3:36 PM CST | Tornado Warning | LIX | Hancock | 28 min |
| Dec 6, 4:07 PM CST | Special Weather Statement | LIX | Harrison | 23 min |
Nearby
Tornado Warnings in Louisiana, 2021Tornado Warnings in Mississippi, 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.