Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL2
URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 452
NWS Storm Prediction Center Norman OK
240 PM CDT Wed Aug 26 2020
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
Southern and western Louisiana
Far southeast Texas
Coastal Waters
* Effective this Wednesday afternoon and evening from 240 PM
until 900 PM CDT.
* Primary threats include...
A few tornadoes likely
SUMMARY...The risk for a few tornadoes will accompany outer rain
bands associated with Hurricane Laura through this evening.
The tornado watch area is approximately along and 80 statute miles
north and south of a line from 70 miles west of Fort Polk LA to 15
miles northeast of Houma LA. For a complete depiction of the watch
see the associated watch outline update (WOUS64 KWNS WOU2).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER...A Tornado Watch means conditions are favorable for
tornadoes and severe thunderstorms in and close to the watch
area. Persons in these areas should be on the lookout for
threatening weather conditions and listen for later statements
and possible warnings.
&&
AVIATION...Tornadoes and a few severe thunderstorms with hail
surface and aloft to 0 inches. Extreme turbulence and surface wind
gusts to 60 knots. A few cumulonimbi with maximum tops to 450. Mean
storm motion vector 14040.
...Bunting
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW2
WW 452 TORNADO LA TX CW 261940Z - 270200Z
AXIS..80 STATUTE MILES NORTH AND SOUTH OF LINE..
70W POE/FORT POLK LA/ - 15NE HUM/HOUMA LA/
..AVIATION COORDS.. 70NM N/S /20ESE LFK - 27WSW HRV/
WIND GUSTS..60 KNOTS.
MAX TOPS TO 450.MEAN STORM MOTION VECTOR 14040.
LAT...LON 32209436 30889049 28579049 29899436
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU2.
Watch 452 Status Report Messages:
STATUS REPORT #6 ON WW 452
VALID 270135Z - 270240Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 1586
..MOORE..08/27/20
ATTN...WFO...LCH...LIX...SHV...
&&
STATUS REPORT FOR WT 452
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
LAC001-003-005-007-009-011-019-023-031-033-037-039-043-045-047-
051-053-055-057-059-063-069-075-077-079-081-085-089-091-093-095-
097-099-101-109-113-115-121-125-127-270240-
LA
. LOUISIANA PARISHES INCLUDED ARE
ACADIA ALLEN ASCENSION
ASSUMPTION AVOYELLES BEAUREGARD
CALCASIEU CAMERON DE SOTO
EAST BATON ROUGE EAST FELICIANA EVANGELINE
GRANT IBERIA IBERVILLE
JEFFERSON JEFFERSON DAVIS LAFAYETTE
LAFOURCHE LA SALLE LIVINGSTON
NATCHITOCHES PLAQUEMINES POINTE COUPEE
RAPIDES RED RIVER SABINE
ST. CHARLES ST. HELENA ST. JAMES
ST. JOHN THE BAPTIST ST. LANDRY ST. MARTIN
ST. MARY TERREBONNE VERMILION
VERNON WEST BATON ROUGE WEST FELICIANA
WINN
$$
TXC005-073-199-241-245-347-351-361-365-401-403-405-419-457-
270240-
TX
. TEXAS COUNTIES INCLUDED ARE
ANGELINA CHEROKEE HARDIN
JASPER JEFFERSON NACOGDOCHES
NEWTON ORANGE PANOLA
RUSK SABINE SAN AUGUSTINE
SHELBY TYLER
$$
GMZ430-432-435-450-452-455-550-552-555-270240-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
SABINE LAKE
CALCASIEU LAKE
VERMILION BAY
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY
LA OUT 20 NM
COASTAL WATERS FROM PORT FOURCHON LA TO LOWER ATCHAFALAYA RIVER
LA OUT 20 NM
COASTAL WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER
TO PORT FOURCHON LOUISIANA OUT 20 NM
COASTAL WATERS FROM BOOTHVILLE LA TO SOUTHWEST PASS OF THE
MISSISSIPPI RIVER OUT 20 NM
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #5 ON WW 452
VALID 270035Z - 270140Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..MOORE..08/27/20
ATTN...WFO...LCH...LIX...SHV...
&&
STATUS REPORT FOR WT 452
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
LAC001-003-005-007-009-011-019-023-031-033-037-039-043-045-047-
051-053-055-057-059-063-069-075-077-079-081-085-089-091-093-095-
097-099-101-109-113-115-121-125-127-270140-
LA
. LOUISIANA PARISHES INCLUDED ARE
ACADIA ALLEN ASCENSION
ASSUMPTION AVOYELLES BEAUREGARD
CALCASIEU CAMERON DE SOTO
EAST BATON ROUGE EAST FELICIANA EVANGELINE
GRANT IBERIA IBERVILLE
JEFFERSON JEFFERSON DAVIS LAFAYETTE
LAFOURCHE LA SALLE LIVINGSTON
NATCHITOCHES PLAQUEMINES POINTE COUPEE
RAPIDES RED RIVER SABINE
ST. CHARLES ST. HELENA ST. JAMES
ST. JOHN THE BAPTIST ST. LANDRY ST. MARTIN
ST. MARY TERREBONNE VERMILION
VERNON WEST BATON ROUGE WEST FELICIANA
WINN
$$
TXC005-073-199-241-245-347-351-361-365-401-403-405-419-457-
270140-
TX
. TEXAS COUNTIES INCLUDED ARE
ANGELINA CHEROKEE HARDIN
JASPER JEFFERSON NACOGDOCHES
NEWTON ORANGE PANOLA
RUSK SABINE SAN AUGUSTINE
SHELBY TYLER
$$
GMZ430-432-435-450-452-455-550-552-555-270140-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
SABINE LAKE
CALCASIEU LAKE
VERMILION BAY
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY
LA OUT 20 NM
COASTAL WATERS FROM PORT FOURCHON LA TO LOWER ATCHAFALAYA RIVER
LA OUT 20 NM
COASTAL WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER
TO PORT FOURCHON LOUISIANA OUT 20 NM
COASTAL WATERS FROM BOOTHVILLE LA TO SOUTHWEST PASS OF THE
MISSISSIPPI RIVER OUT 20 NM
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #4 ON WW 452
VALID 262335Z - 270040Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..MOORE..08/26/20
ATTN...WFO...LCH...LIX...SHV...
&&
STATUS REPORT FOR WT 452
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
LAC001-003-005-007-009-011-019-023-031-033-037-039-043-045-047-
051-053-055-057-059-063-069-075-077-079-081-085-089-091-093-095-
097-099-101-109-113-115-121-125-127-270040-
LA
. LOUISIANA PARISHES INCLUDED ARE
ACADIA ALLEN ASCENSION
ASSUMPTION AVOYELLES BEAUREGARD
CALCASIEU CAMERON DE SOTO
EAST BATON ROUGE EAST FELICIANA EVANGELINE
GRANT IBERIA IBERVILLE
JEFFERSON JEFFERSON DAVIS LAFAYETTE
LAFOURCHE LA SALLE LIVINGSTON
NATCHITOCHES PLAQUEMINES POINTE COUPEE
RAPIDES RED RIVER SABINE
ST. CHARLES ST. HELENA ST. JAMES
ST. JOHN THE BAPTIST ST. LANDRY ST. MARTIN
ST. MARY TERREBONNE VERMILION
VERNON WEST BATON ROUGE WEST FELICIANA
WINN
$$
TXC005-073-199-241-245-347-351-361-365-401-403-405-419-457-
270040-
TX
. TEXAS COUNTIES INCLUDED ARE
ANGELINA CHEROKEE HARDIN
JASPER JEFFERSON NACOGDOCHES
NEWTON ORANGE PANOLA
RUSK SABINE SAN AUGUSTINE
SHELBY TYLER
$$
GMZ430-432-435-450-452-455-550-552-555-270040-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
SABINE LAKE
CALCASIEU LAKE
VERMILION BAY
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY
LA OUT 20 NM
COASTAL WATERS FROM PORT FOURCHON LA TO LOWER ATCHAFALAYA RIVER
LA OUT 20 NM
COASTAL WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER
TO PORT FOURCHON LOUISIANA OUT 20 NM
COASTAL WATERS FROM BOOTHVILLE LA TO SOUTHWEST PASS OF THE
MISSISSIPPI RIVER OUT 20 NM
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #3 ON WW 452
VALID 262235Z - 262340Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..MOORE..08/26/20
ATTN...WFO...LCH...LIX...SHV...
&&
STATUS REPORT FOR WT 452
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
LAC001-003-005-007-009-011-019-023-031-033-037-039-043-045-047-
051-053-055-057-059-063-069-075-077-079-081-085-089-091-093-095-
097-099-101-109-113-115-121-125-127-262340-
LA
. LOUISIANA PARISHES INCLUDED ARE
ACADIA ALLEN ASCENSION
ASSUMPTION AVOYELLES BEAUREGARD
CALCASIEU CAMERON DE SOTO
EAST BATON ROUGE EAST FELICIANA EVANGELINE
GRANT IBERIA IBERVILLE
JEFFERSON JEFFERSON DAVIS LAFAYETTE
LAFOURCHE LA SALLE LIVINGSTON
NATCHITOCHES PLAQUEMINES POINTE COUPEE
RAPIDES RED RIVER SABINE
ST. CHARLES ST. HELENA ST. JAMES
ST. JOHN THE BAPTIST ST. LANDRY ST. MARTIN
ST. MARY TERREBONNE VERMILION
VERNON WEST BATON ROUGE WEST FELICIANA
WINN
$$
TXC005-073-199-241-245-347-351-361-365-401-403-405-419-457-
262340-
TX
. TEXAS COUNTIES INCLUDED ARE
ANGELINA CHEROKEE HARDIN
JASPER JEFFERSON NACOGDOCHES
NEWTON ORANGE PANOLA
RUSK SABINE SAN AUGUSTINE
SHELBY TYLER
$$
GMZ430-432-435-450-452-455-550-552-555-262340-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
SABINE LAKE
CALCASIEU LAKE
VERMILION BAY
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY
LA OUT 20 NM
COASTAL WATERS FROM PORT FOURCHON LA TO LOWER ATCHAFALAYA RIVER
LA OUT 20 NM
COASTAL WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER
TO PORT FOURCHON LOUISIANA OUT 20 NM
COASTAL WATERS FROM BOOTHVILLE LA TO SOUTHWEST PASS OF THE
MISSISSIPPI RIVER OUT 20 NM
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 452
VALID 262155Z - 262240Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..MOORE..08/26/20
ATTN...WFO...LCH...LIX...SHV...
&&
STATUS REPORT FOR WT 452
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
LAC001-003-005-007-009-011-019-023-031-033-037-039-043-045-047-
051-053-055-057-059-063-069-075-077-079-081-085-089-091-093-095-
097-099-101-109-113-115-121-125-127-262240-
LA
. LOUISIANA PARISHES INCLUDED ARE
ACADIA ALLEN ASCENSION
ASSUMPTION AVOYELLES BEAUREGARD
CALCASIEU CAMERON DE SOTO
EAST BATON ROUGE EAST FELICIANA EVANGELINE
GRANT IBERIA IBERVILLE
JEFFERSON JEFFERSON DAVIS LAFAYETTE
LAFOURCHE LA SALLE LIVINGSTON
NATCHITOCHES PLAQUEMINES POINTE COUPEE
RAPIDES RED RIVER SABINE
ST. CHARLES ST. HELENA ST. JAMES
ST. JOHN THE BAPTIST ST. LANDRY ST. MARTIN
ST. MARY TERREBONNE VERMILION
VERNON WEST BATON ROUGE WEST FELICIANA
WINN
$$
TXC005-073-199-241-245-347-351-361-365-401-403-405-419-457-
262240-
TX
. TEXAS COUNTIES INCLUDED ARE
ANGELINA CHEROKEE HARDIN
JASPER JEFFERSON NACOGDOCHES
NEWTON ORANGE PANOLA
RUSK SABINE SAN AUGUSTINE
SHELBY TYLER
$$
GMZ430-432-435-450-452-455-550-552-555-262240-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
SABINE LAKE
CALCASIEU LAKE
VERMILION BAY
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY
LA OUT 20 NM
COASTAL WATERS FROM PORT FOURCHON LA TO LOWER ATCHAFALAYA RIVER
LA OUT 20 NM
COASTAL WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER
TO PORT FOURCHON LOUISIANA OUT 20 NM
COASTAL WATERS FROM BOOTHVILLE LA TO SOUTHWEST PASS OF THE
MISSISSIPPI RIVER OUT 20 NM
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 452
VALID 262145Z - 262240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 90 SW BVE TO
15 NW GLS.
..MOORE..08/26/20
ATTN...WFO...LCH...LIX...SHV...
&&
STATUS REPORT FOR WT 452
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
LAC001-003-005-007-009-011-019-023-031-033-037-039-043-045-047-
051-053-055-057-059-063-069-075-077-079-081-085-089-091-093-095-
097-099-101-109-113-115-121-125-127-262240-
LA
. LOUISIANA PARISHES INCLUDED ARE
ACADIA ALLEN ASCENSION
ASSUMPTION AVOYELLES BEAUREGARD
CALCASIEU CAMERON DE SOTO
EAST BATON ROUGE EAST FELICIANA EVANGELINE
GRANT IBERIA IBERVILLE
JEFFERSON JEFFERSON DAVIS LAFAYETTE
LAFOURCHE LA SALLE LIVINGSTON
NATCHITOCHES PLAQUEMINES POINTE COUPEE
RAPIDES RED RIVER SABINE
ST. CHARLES ST. HELENA ST. JAMES
ST. JOHN THE BAPTIST ST. LANDRY ST. MARTIN
ST. MARY TERREBONNE VERMILION
VERNON WEST BATON ROUGE WEST FELICIANA
WINN
$$
TXC005-073-199-241-245-347-351-361-365-401-403-405-419-457-
262240-
TX
. TEXAS COUNTIES INCLUDED ARE
ANGELINA CHEROKEE HARDIN
JASPER JEFFERSON NACOGDOCHES
NEWTON ORANGE PANOLA
RUSK SABINE SAN AUGUSTINE
SHELBY TYLER
$$
GMZ430-432-435-450-452-455-550-552-555-262240-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
SABINE LAKE
CALCASIEU LAKE
VERMILION BAY
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY
LA OUT 20 NM
COASTAL WATERS FROM PORT FOURCHON LA TO LOWER ATCHAFALAYA RIVER
LA OUT 20 NM
COASTAL WATERS FROM THE SOUTHWEST PASS OF THE MISSISSIPPI RIVER
TO PORT FOURCHON LOUISIANA OUT 20 NM
COASTAL WATERS FROM BOOTHVILLE LA TO SOUTHWEST PASS OF THE
MISSISSIPPI RIVER OUT 20 NM
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
Note:
Click for Complete Product Text.
Tornadoes
Probability of 2 or more tornadoes
|
Mod (60%)
|
Probability of 1 or more strong (EF2-EF5) tornadoes
|
Low (20%)
|
Wind
Probability of 10 or more severe wind events
|
Low (<5%)
|
Probability of 1 or more wind events > 65 knots
|
Low (<5%)
|
Hail
Probability of 10 or more severe hail events
|
Low (<5%)
|
Probability of 1 or more hailstones > 2 inches
|
Low (<5%)
|
Combined Severe Hail/Wind
Probability of 6 or more combined severe hail/wind events
|
Low (20%)
|
For each watch, probabilities for particular events inside the watch
(listed above in each table) are determined by the issuing forecaster.
The "Low" category contains probability values ranging from less than 2%
to 20% (EF2-EF5 tornadoes), less than 5% to 20% (all other probabilities),
"Moderate" from 30% to 60%, and "High" from 70% to greater than 95%.
High values are bolded and lighter in color to provide awareness of
an increased threat for a particular event.