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The expiration time in the watch graphic is amended if the watch is
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Watch Status Reports.
SEL3
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 223
NWS STORM PREDICTION CENTER NORMAN OK
945 PM CDT TUE APR 26 2011
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
CENTRAL AND EAST TEXAS
EFFECTIVE THIS TUESDAY NIGHT AND WEDNESDAY MORNING FROM 945 PM
UNTIL 500 AM CDT.
TORNADOES...HAIL TO 2.5 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 75 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 75 STATUTE
MILES NORTH AND SOUTH OF A LINE FROM 15 MILES NORTH NORTHWEST OF
AUSTIN TEXAS TO 40 MILES EAST NORTHEAST OF LUFKIN TEXAS. FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU3).
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.
OTHER WATCH INFORMATION...THIS TORNADO WATCH REPLACES TORNADO
WATCH NUMBER 220. WATCH NUMBER 220 WILL NOT BE IN EFFECT AFTER
945 PM CDT. CONTINUE...WW 215...WW 217...WW 218...WW 219...WW
221...WW 222...
DISCUSSION...COMPLEX OF SVR TSTMS...INCLUDING SUPERCELLS WITH
TORNADO RISK...WILL CONTINUE TO MOVE SSEWD AS EMBEDDED TSTMS MOVE
EWD. CONVECTION WILL ENCOUNTER RELATIVELY UNDISTURBED ENVIRONMENT
CHARACTERIZED BY VERY FAVORABLE DEEP-LAYER SHEAR AND 1500-2500 J/KG
MLCAPE. ACTIVITY ALSO MAY BACKBUILD...BRINGING AT LEAST CONDITIONAL
SVR POTENTIAL TO PORTIONS CENTRAL TX S THROUGH SE OF ACT.
STRENGTHENING CINH WITH TIME SHOULD LIMIT POTENTIAL FOR ACTIVITY TO
REAR-PROPAGATE W OF I-35.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 65 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
600. MEAN STORM MOTION VECTOR 28030.
...EDWARDS/HALES
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW3
WW 223 TORNADO TX 270245Z - 271000Z
AXIS..75 STATUTE MILES NORTH AND SOUTH OF LINE..
15NNW AUS/AUSTIN TX/ - 40ENE LFK/LUFKIN TX/
..AVIATION COORDS.. 65NM N/S /13NNW AUS - 35ENE LFK/
HAIL SURFACE AND ALOFT..2.5 INCHES. WIND GUSTS..65 KNOTS.
MAX TOPS TO 600. MEAN STORM MOTION VECTOR 28030.
REPLACES WW 220..LA TX
LAT...LON 31599780 32549412 30369412 29429780
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU3.
Watch 223 Status Report Messages:
STATUS REPORT #5 ON WW 223
VALID 270855Z - 270940Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 40 E LFK TO
20 ENE LFK TO 45 NE LFK.
..DIAL..04/27/11
ATTN...WFO...FWD...SHV...HGX...LCH...EWX...
&&
STATUS REPORT FOR WT 223
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
TXC403-405-270940-
TX
. TEXAS COUNTIES INCLUDED ARE
SABINE SAN AUGUSTINE
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #4 ON WW 223
VALID 270705Z - 270840Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 WNW BPT
TO 15 S LFK TO 25 NW LFK TO 50 NE LFK.
..DIAL..04/27/11
ATTN...WFO...FWD...SHV...HGX...LCH...EWX...
&&
STATUS REPORT FOR WT 223
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
LAC009-011-079-115-270840-
LA
. LOUISIANA PARISHES INCLUDED ARE
AVOYELLES BEAUREGARD RAPIDES
VERNON
$$
TXC005-199-241-351-403-405-457-270840-
TX
. TEXAS COUNTIES INCLUDED ARE
ANGELINA HARDIN JASPER
NEWTON SABINE SAN AUGUSTINE
TYLER
$$
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.
$$
STATUS REPORT #3 ON WW 223
VALID 270535Z - 270640Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 30 SW TPL TO
35 S TPL TO 40 W CLL TO 25 NW LFK TO 10 E GGG.
..DIAL..04/27/11
ATTN...WFO...FWD...SHV...HGX...LCH...EWX...
&&
STATUS REPORT FOR WT 223
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
TXC005-041-051-185-199-225-241-287-291-313-339-347-351-365-373-
401-403-405-407-419-455-457-471-477-491-270640-
TX
. TEXAS COUNTIES INCLUDED ARE
ANGELINA BRAZOS BURLESON
GRIMES HARDIN HOUSTON
JASPER LEE LIBERTY
MADISON MONTGOMERY NACOGDOCHES
NEWTON PANOLA POLK
RUSK SABINE SAN AUGUSTINE
SAN JACINTO SHELBY TRINITY
TYLER WALKER WASHINGTON
WILLIAMSON
$$
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.
$$
STATUS REPORT #2 ON WW 223
VALID 270435Z - 270540Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 WSW TPL
TO 35 SSW GGG TO 5 WNW SHV.
..ROGERS..04/27/11
ATTN...WFO...FWD...SHV...HGX...LCH...EWX...
&&
STATUS REPORT FOR WT 223
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
TXC001-005-027-041-051-073-145-161-185-199-225-241-287-289-291-
293-313-331-339-347-351-365-373-395-401-403-405-407-419-455-457-
471-477-491-270540-
TX
. TEXAS COUNTIES INCLUDED ARE
ANDERSON ANGELINA BELL
BRAZOS BURLESON CHEROKEE
FALLS FREESTONE GRIMES
HARDIN HOUSTON JASPER
LEE LEON LIBERTY
LIMESTONE MADISON MILAM
MONTGOMERY NACOGDOCHES NEWTON
PANOLA POLK ROBERTSON
RUSK SABINE SAN AUGUSTINE
SAN JACINTO SHELBY TRINITY
TYLER WALKER WASHINGTON
WILLIAMSON
$$
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.
$$
STATUS REPORT #1 ON WW 223
VALID 270340Z - 270440Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..DEAN..04/27/11
ATTN...WFO...FWD...SHV...HGX...LCH...EWX...
&&
STATUS REPORT FOR WT 223
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
TXC001-005-027-041-051-073-145-161-185-199-203-225-241-287-289-
291-293-313-331-339-347-351-365-373-395-401-403-405-407-419-455-
457-471-477-491-270440-
TX
. TEXAS COUNTIES INCLUDED ARE
ANDERSON ANGELINA BELL
BRAZOS BURLESON CHEROKEE
FALLS FREESTONE GRIMES
HARDIN HARRISON HOUSTON
JASPER LEE LEON
LIBERTY LIMESTONE MADISON
MILAM MONTGOMERY NACOGDOCHES
NEWTON PANOLA POLK
ROBERTSON RUSK SABINE
SAN AUGUSTINE SAN JACINTO SHELBY
TRINITY TYLER WALKER
WASHINGTON WILLIAMSON
$$
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 (40%)
|
Probability of 1 or more strong (F2-F5) tornadoes
|
Mod (30%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (40%)
|
Probability of 1 or more wind events > 65 knots
|
Mod (40%)
|
Hail
Probability of 10 or more severe hail events
|
Mod (40%)
|
Probability
of 1 or
more hailstones > 2 inches
|
Mod (40%)
|
Combined Severe Hail/Wind
Probability of 6 or more combined severe hail/wind events
|
High (80%)
|
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% (F2-F5 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.
weather.gov 
@NWSSPC
