Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
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Watch Status Reports.
SEL0
URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 120
NWS Storm Prediction Center Norman OK
840 AM CDT Sun Apr 19 2020
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
Western Louisiana
East Texas
Coastal Waters
* Effective this Sunday morning and afternoon from 840 AM until
300 PM CDT.
* Primary threats include...
A few tornadoes likely with a couple intense tornadoes possible
Widespread large hail and isolated very large hail events to 2.5
inches in diameter likely
Scattered damaging wind gusts to 70 mph likely
SUMMARY...Thunderstorms are expected to intensify this morning
across east Texas and spread across the watch area through the
afternoon. Large hail is the primary threat this morning. But
increasing winds aloft will promote a risk of tornadoes by early
afternoon.
The tornado watch area is approximately along and 105 statute miles
east and west of a line from 20 miles north of Shreveport LA to 55
miles southeast of Angleton TX. For a complete depiction of the
watch see the associated watch outline update (WOUS64 KWNS WOU0).
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 2.5 inches. Extreme turbulence and surface wind
gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean
storm motion vector 25035.
...Hart
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW0
WW 120 TORNADO LA TX CW 191340Z - 192000Z
AXIS..105 STATUTE MILES EAST AND WEST OF LINE..
20N SHV/SHREVEPORT LA/ - 55SE LBX/ANGLETON TX/
..AVIATION COORDS.. 90NM E/W /2SSW EIC - 79E PSX/
HAIL SURFACE AND ALOFT..2.5 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 25035.
LAT...LON 32739202 28549310 28549656 32739564
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU0.
Watch 120 Status Report Messages:
STATUS REPORT #5 ON WW 120
VALID 191910Z - 192040Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 10 SSE VCT
TO 40 NNE CLL TO 35 SE TXK.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 407
..KARSTENS..04/19/20
ATTN...WFO...LCH...SHV...FWD...HGX...
&&
STATUS REPORT FOR WT 120
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
LAC003-011-013-015-017-019-021-023-027-031-043-049-053-059-061-
069-073-079-081-085-111-115-119-127-192040-
LA
. LOUISIANA PARISHES INCLUDED ARE
ALLEN BEAUREGARD BIENVILLE
BOSSIER CADDO CALCASIEU
CALDWELL CAMERON CLAIBORNE
DE SOTO GRANT JACKSON
JEFFERSON DAVIS LA SALLE LINCOLN
NATCHITOCHES OUACHITA RAPIDES
RED RIVER SABINE UNION
VERNON WEBSTER WINN
$$
TXC005-015-039-041-071-073-089-157-167-185-199-201-203-225-239-
241-245-291-313-321-339-347-351-361-365-373-401-403-405-407-419-
455-457-471-473-477-481-192040-
TX
. TEXAS COUNTIES INCLUDED ARE
ANGELINA AUSTIN BRAZORIA
BRAZOS CHAMBERS CHEROKEE
COLORADO FORT BEND GALVESTON
GRIMES HARDIN HARRIS
HARRISON HOUSTON JACKSON
JASPER JEFFERSON LIBERTY
MADISON MATAGORDA MONTGOMERY
NACOGDOCHES NEWTON ORANGE
PANOLA POLK RUSK
SABINE SAN AUGUSTINE SAN JACINTO
SHELBY TRINITY TYLER
WALKER WALLER WASHINGTON
WHARTON
$$
GMZ330-335-350-355-430-432-450-192040-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
MATAGORDA BAY
GALVESTON BAY
COASTAL WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX OUT 20
NM
COASTAL WATERS FROM HIGH ISLAND TO FREEPORT TX OUT 20 NM
SABINE LAKE
CALCASIEU LAKE
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX 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 120
VALID 191830Z - 191940Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 40 NW UTS TO
25 SSE TYR TO 30 NNE TYR.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 405
..SMITH..04/19/20
ATTN...WFO...LCH...SHV...FWD...HGX...
&&
STATUS REPORT FOR WT 120
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
LAC003-011-013-015-017-019-021-023-027-031-043-049-053-059-061-
069-073-079-081-085-111-115-119-127-191940-
LA
. LOUISIANA PARISHES INCLUDED ARE
ALLEN BEAUREGARD BIENVILLE
BOSSIER CADDO CALCASIEU
CALDWELL CAMERON CLAIBORNE
DE SOTO GRANT JACKSON
JEFFERSON DAVIS LA SALLE LINCOLN
NATCHITOCHES OUACHITA RAPIDES
RED RIVER SABINE UNION
VERNON WEBSTER WINN
$$
TXC005-015-039-041-071-073-089-157-167-183-185-199-201-203-225-
239-241-245-291-313-321-339-347-351-361-365-373-401-403-405-407-
419-423-455-457-471-473-477-481-191940-
TX
. TEXAS COUNTIES INCLUDED ARE
ANGELINA AUSTIN BRAZORIA
BRAZOS CHAMBERS CHEROKEE
COLORADO FORT BEND GALVESTON
GREGG GRIMES HARDIN
HARRIS HARRISON HOUSTON
JACKSON JASPER JEFFERSON
LIBERTY MADISON MATAGORDA
MONTGOMERY NACOGDOCHES NEWTON
ORANGE PANOLA POLK
RUSK SABINE SAN AUGUSTINE
SAN JACINTO SHELBY SMITH
TRINITY TYLER WALKER
WALLER WASHINGTON WHARTON
$$
GMZ330-335-350-355-430-432-450-191940-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
MATAGORDA BAY
GALVESTON BAY
COASTAL WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX OUT 20
NM
COASTAL WATERS FROM HIGH ISLAND TO FREEPORT TX OUT 20 NM
SABINE LAKE
CALCASIEU LAKE
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX 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 120
VALID 191645Z - 191740Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..SMITH..04/19/20
ATTN...WFO...LCH...SHV...FWD...HGX...
&&
STATUS REPORT FOR WT 120
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
LAC003-011-013-015-017-019-021-023-027-031-043-049-053-059-061-
069-073-079-081-085-111-115-119-127-191740-
LA
. LOUISIANA PARISHES INCLUDED ARE
ALLEN BEAUREGARD BIENVILLE
BOSSIER CADDO CALCASIEU
CALDWELL CAMERON CLAIBORNE
DE SOTO GRANT JACKSON
JEFFERSON DAVIS LA SALLE LINCOLN
NATCHITOCHES OUACHITA RAPIDES
RED RIVER SABINE UNION
VERNON WEBSTER WINN
$$
TXC001-005-015-039-041-051-071-073-089-157-161-167-183-185-199-
201-203-213-225-239-241-245-289-291-313-321-339-347-351-361-365-
373-401-403-405-407-419-423-455-457-471-473-477-481-191740-
TX
. TEXAS COUNTIES INCLUDED ARE
ANDERSON ANGELINA AUSTIN
BRAZORIA BRAZOS BURLESON
CHAMBERS CHEROKEE COLORADO
FORT BEND FREESTONE GALVESTON
GREGG GRIMES HARDIN
HARRIS HARRISON HENDERSON
HOUSTON JACKSON JASPER
JEFFERSON LEON LIBERTY
MADISON MATAGORDA MONTGOMERY
NACOGDOCHES NEWTON ORANGE
PANOLA POLK RUSK
SABINE SAN AUGUSTINE SAN JACINTO
SHELBY SMITH TRINITY
TYLER WALKER WALLER
WASHINGTON WHARTON
$$
GMZ330-335-350-355-430-432-450-191740-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
MATAGORDA BAY
GALVESTON BAY
COASTAL WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX OUT 20
NM
COASTAL WATERS FROM HIGH ISLAND TO FREEPORT TX OUT 20 NM
SABINE LAKE
CALCASIEU LAKE
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX 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 120
VALID 191525Z - 191640Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..SMITH..04/19/20
ATTN...WFO...LCH...SHV...FWD...HGX...
&&
STATUS REPORT FOR WT 120
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
LAC003-011-013-015-017-019-021-023-027-031-043-049-053-059-061-
069-073-079-081-085-111-115-119-127-191640-
LA
. LOUISIANA PARISHES INCLUDED ARE
ALLEN BEAUREGARD BIENVILLE
BOSSIER CADDO CALCASIEU
CALDWELL CAMERON CLAIBORNE
DE SOTO GRANT JACKSON
JEFFERSON DAVIS LA SALLE LINCOLN
NATCHITOCHES OUACHITA RAPIDES
RED RIVER SABINE UNION
VERNON WEBSTER WINN
$$
TXC001-005-015-039-041-051-071-073-089-157-161-167-183-185-199-
201-203-213-225-239-241-245-289-291-313-321-339-347-351-361-365-
373-401-403-405-407-419-423-455-457-471-473-477-481-191640-
TX
. TEXAS COUNTIES INCLUDED ARE
ANDERSON ANGELINA AUSTIN
BRAZORIA BRAZOS BURLESON
CHAMBERS CHEROKEE COLORADO
FORT BEND FREESTONE GALVESTON
GREGG GRIMES HARDIN
HARRIS HARRISON HENDERSON
HOUSTON JACKSON JASPER
JEFFERSON LEON LIBERTY
MADISON MATAGORDA MONTGOMERY
NACOGDOCHES NEWTON ORANGE
PANOLA POLK RUSK
SABINE SAN AUGUSTINE SAN JACINTO
SHELBY SMITH TRINITY
TYLER WALKER WALLER
WASHINGTON WHARTON
$$
GMZ330-335-350-355-430-432-450-191640-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
MATAGORDA BAY
GALVESTON BAY
COASTAL WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX OUT 20
NM
COASTAL WATERS FROM HIGH ISLAND TO FREEPORT TX OUT 20 NM
SABINE LAKE
CALCASIEU LAKE
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX 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 120
VALID 191350Z - 191500Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..SMITH..04/19/20
ATTN...WFO...LCH...SHV...FWD...HGX...
&&
STATUS REPORT FOR WT 120
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
LAC003-011-013-015-017-019-021-023-027-031-043-049-053-059-061-
069-073-079-081-085-111-115-119-127-191500-
LA
. LOUISIANA PARISHES INCLUDED ARE
ALLEN BEAUREGARD BIENVILLE
BOSSIER CADDO CALCASIEU
CALDWELL CAMERON CLAIBORNE
DE SOTO GRANT JACKSON
JEFFERSON DAVIS LA SALLE LINCOLN
NATCHITOCHES OUACHITA RAPIDES
RED RIVER SABINE UNION
VERNON WEBSTER WINN
$$
TXC001-005-015-039-041-051-071-073-089-157-161-167-183-185-199-
201-203-213-225-239-241-245-289-291-313-321-339-347-351-361-365-
373-401-403-405-407-419-423-455-457-471-473-477-481-191500-
TX
. TEXAS COUNTIES INCLUDED ARE
ANDERSON ANGELINA AUSTIN
BRAZORIA BRAZOS BURLESON
CHAMBERS CHEROKEE COLORADO
FORT BEND FREESTONE GALVESTON
GREGG GRIMES HARDIN
HARRIS HARRISON HENDERSON
HOUSTON JACKSON JASPER
JEFFERSON LEON LIBERTY
MADISON MATAGORDA MONTGOMERY
NACOGDOCHES NEWTON ORANGE
PANOLA POLK RUSK
SABINE SAN AUGUSTINE SAN JACINTO
SHELBY SMITH TRINITY
TYLER WALKER WALLER
WASHINGTON WHARTON
$$
GMZ330-335-350-355-430-432-450-191500-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
MATAGORDA BAY
GALVESTON BAY
COASTAL WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX OUT 20
NM
COASTAL WATERS FROM HIGH ISLAND TO FREEPORT TX OUT 20 NM
SABINE LAKE
CALCASIEU LAKE
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX 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
|
High (70%)
|
Probability of 1 or more strong (EF2-EF5) tornadoes
|
Mod (50%)
|
Wind
Probability of 10 or more severe wind events
|
High (70%)
|
Probability of 1 or more wind events > 65 knots
|
Low (20%)
|
Hail
Probability of 10 or more severe hail events
|
High (90%)
|
Probability of 1 or more hailstones > 2 inches
|
Mod (60%)
|
Combined Severe Hail/Wind
Probability of 6 or more combined severe hail/wind events
|
High (>95%)
|
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.