Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL5
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 275
NWS STORM PREDICTION CENTER NORMAN OK
530 PM CDT WED MAY 7 2008
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
WESTERN ARKANSAS
NORTHWESTERN LOUISIANA
EASTERN OKLAHOMA
NORTHEASTERN TEXAS
EFFECTIVE THIS WEDNESDAY AFTERNOON FROM 530 PM UNTIL MIDNIGHT CDT.
TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 75 STATUTE
MILES EAST AND WEST OF A LINE FROM 40 MILES NORTHEAST OF TULSA
OKLAHOMA TO 10 MILES EAST OF LUFKIN TEXAS. FOR A COMPLETE
DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE
(WOUS64 KWNS WOU5).
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...CONTINUE...WW 273...WW 274...
DISCUSSION...IMPRESSIVE SPRING STORM SYSTEM WILL CONTINUE TO SPREAD
ACROSS THE SRN PLAINS TONIGHT AND MAINTAIN A LARGE AREA OF SEVERE
THUNDERSTORMS/SUPERCELLS ACROSS WW THROUGH THE EARLY NIGHTTIME
HOURS. VERY STRONG SHEAR WILL MAINTAIN THREAT OF TORNADOES...ALONG
WITH LARGE HAIL AND DAMAGING WINDS.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
450. MEAN STORM MOTION VECTOR 24035.
...EVANS
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW5
WW 275 TORNADO AR LA OK TX 072230Z - 080500Z
AXIS..75 STATUTE MILES EAST AND WEST OF LINE..
40NE TUL/TULSA OK/ - 10E LFK/LUFKIN TX/
..AVIATION COORDS.. 65NM E/W /32NE TUL - 8ENE LFK/
HAIL SURFACE AND ALOFT..2 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 450. MEAN STORM MOTION VECTOR 24035.
LAT...LON 36599401 31219330 31219584 36599672
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU5.
Watch 275 Status Report Messages:
STATUS REPORT #6 ON WW 275
VALID 080430Z - 080540Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..GOSS..05/08/08
ATTN...WFO...TSA...SHV...LZK...HGX...
&&
STATUS REPORT FOR WT 275
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ARC027-057-073-091-099-080540-
AR
. ARKANSAS COUNTIES INCLUDED ARE
COLUMBIA HEMPSTEAD LAFAYETTE
MILLER NEVADA
$$
LAC015-017-031-081-085-119-080540-
LA
. LOUISIANA PARISHES INCLUDED ARE
BOSSIER CADDO DE SOTO
RED RIVER SABINE WEBSTER
$$
TXC005-067-073-183-203-315-347-365-401-403-405-419-423-459-
080540-
TX
. TEXAS COUNTIES INCLUDED ARE
ANGELINA CASS CHEROKEE
GREGG HARRISON MARION
NACOGDOCHES PANOLA RUSK
SABINE SAN AUGUSTINE SHELBY
SMITH UPSHUR
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #5 ON WW 275
VALID 080330Z - 080440Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 NNW UTS
TO 50 SSW SHV TO 20 E SHV.
FOR ADDITIONAL INFORMATION SEE FORTHCOMING MESOSCALE DISCUSSION
817.
..GRAMS..05/08/08
ATTN...WFO...TSA...SHV...LZK...HGX...
&&
STATUS REPORT FOR WT 275
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
LAC031-081-085-080440-
LA
. LOUISIANA PARISHES INCLUDED ARE
DE SOTO RED RIVER SABINE
$$
TXC005-225-313-347-403-405-419-455-080440-
TX
. TEXAS COUNTIES INCLUDED ARE
ANGELINA HOUSTON MADISON
NACOGDOCHES SABINE SAN AUGUSTINE
SHELBY TRINITY
$$
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.
$$
STATUS REPORT #4 ON WW 275
VALID 080230Z - 080340Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 50 SE CRS TO
25 ESE GGG TO 40 SSE PRX TO 25 SW DEQ TO 40 NNE DEQ TO 15 NNE FSM
TO 20 W GMJ.
..GRAMS..05/08/08
ATTN...WFO...TSA...SHV...LZK...HGX...
&&
STATUS REPORT FOR WT 275
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ARC007-015-027-033-047-057-061-073-081-083-087-091-097-099-109-
113-127-131-133-143-149-080340-
AR
. ARKANSAS COUNTIES INCLUDED ARE
BENTON CARROLL COLUMBIA
CRAWFORD FRANKLIN HEMPSTEAD
HOWARD LAFAYETTE LITTLE RIVER
LOGAN MADISON MILLER
MONTGOMERY NEVADA PIKE
POLK SCOTT SEBASTIAN
SEVIER WASHINGTON YELL
$$
LAC015-017-031-081-085-119-080340-
LA
. LOUISIANA PARISHES INCLUDED ARE
BOSSIER CADDO DE SOTO
RED RIVER SABINE WEBSTER
$$
OKC001-041-115-080340-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
ADAIR DELAWARE OTTAWA
$$
TXC005-037-063-067-073-203-225-313-315-343-347-365-401-403-405-
419-449-455-080340-
TX
. TEXAS COUNTIES INCLUDED ARE
ANGELINA BOWIE CAMP
CASS CHEROKEE HARRISON
HOUSTON MADISON MARION
MORRIS NACOGDOCHES PANOLA
RUSK SABINE SAN AUGUSTINE
SHELBY TITUS TRINITY
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #3 ON WW 275
VALID 080135Z - 080240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 30 ESE CRS
TO 20 ENE PRX TO 30 SSE RKR TO 20 SE BVO.
..GRAMS..05/08/08
ATTN...WFO...TSA...SHV...LZK...HGX...
&&
STATUS REPORT FOR WT 275
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ARC007-015-027-033-047-057-061-073-081-083-087-091-097-099-109-
113-127-131-133-143-149-080240-
AR
. ARKANSAS COUNTIES INCLUDED ARE
BENTON CARROLL COLUMBIA
CRAWFORD FRANKLIN HEMPSTEAD
HOWARD LAFAYETTE LITTLE RIVER
LOGAN MADISON MILLER
MONTGOMERY NEVADA PIKE
POLK SCOTT SEBASTIAN
SEVIER WASHINGTON YELL
$$
LAC015-017-031-081-085-119-080240-
LA
. LOUISIANA PARISHES INCLUDED ARE
BOSSIER CADDO DE SOTO
RED RIVER SABINE WEBSTER
$$
OKC001-021-035-041-079-089-097-105-115-131-135-080240-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
ADAIR CHEROKEE CRAIG
DELAWARE LE FLORE MCCURTAIN
MAYES NOWATA OTTAWA
ROGERS SEQUOYAH
$$
TXC005-037-063-067-073-159-183-203-225-315-343-347-365-387-401-
403-405-419-423-449-459-499-080240-
TX
. TEXAS COUNTIES INCLUDED ARE
ANGELINA BOWIE CAMP
CASS CHEROKEE FRANKLIN
GREGG HARRISON HOUSTON
MARION MORRIS NACOGDOCHES
PANOLA RED RIVER RUSK
SABINE SAN AUGUSTINE SHELBY
SMITH TITUS UPSHUR
WOOD
$$
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.
$$
STATUS REPORT #2 ON WW 275
VALID 080035Z - 080140Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..HURLBUT..05/08/08
ATTN...WFO...TSA...SHV...LZK...HGX...
&&
STATUS REPORT FOR WT 275
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ARC007-015-027-033-047-057-061-073-081-083-087-091-097-099-109-
113-127-131-133-143-149-080140-
AR
. ARKANSAS COUNTIES INCLUDED ARE
BENTON CARROLL COLUMBIA
CRAWFORD FRANKLIN HEMPSTEAD
HOWARD LAFAYETTE LITTLE RIVER
LOGAN MADISON MILLER
MONTGOMERY NEVADA PIKE
POLK SCOTT SEBASTIAN
SEVIER WASHINGTON YELL
$$
LAC015-017-031-081-085-119-080140-
LA
. LOUISIANA PARISHES INCLUDED ARE
BOSSIER CADDO DE SOTO
RED RIVER SABINE WEBSTER
$$
OKC001-021-023-035-037-041-061-077-079-089-091-097-101-105-107-
111-113-115-117-121-127-131-135-143-145-147-080140-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
ADAIR CHEROKEE CHOCTAW
CRAIG CREEK DELAWARE
HASKELL LATIMER LE FLORE
MCCURTAIN MCINTOSH MAYES
MUSKOGEE NOWATA OKFUSKEE
OKMULGEE OSAGE OTTAWA
PAWNEE PITTSBURG PUSHMATAHA
ROGERS SEQUOYAH TULSA
WAGONER WASHINGTON
$$
TXC005-037-063-067-073-159-183-203-225-315-343-347-365-387-401-
403-405-419-423-449-459-499-080140-
TX
. TEXAS COUNTIES INCLUDED ARE
ANGELINA BOWIE CAMP
CASS CHEROKEE FRANKLIN
GREGG HARRISON HOUSTON
MARION MORRIS NACOGDOCHES
PANOLA RED RIVER RUSK
SABINE SAN AUGUSTINE SHELBY
SMITH TITUS UPSHUR
WOOD
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 275
VALID 072320Z - 080040Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..HURLBUT..05/07/08
ATTN...WFO...TSA...SHV...LZK...HGX...
&&
STATUS REPORT FOR WT 275
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ARC007-015-027-033-047-057-061-073-081-083-087-091-097-099-109-
113-127-131-133-143-149-080040-
AR
. ARKANSAS COUNTIES INCLUDED ARE
BENTON CARROLL COLUMBIA
CRAWFORD FRANKLIN HEMPSTEAD
HOWARD LAFAYETTE LITTLE RIVER
LOGAN MADISON MILLER
MONTGOMERY NEVADA PIKE
POLK SCOTT SEBASTIAN
SEVIER WASHINGTON YELL
$$
LAC015-017-031-081-085-119-080040-
LA
. LOUISIANA PARISHES INCLUDED ARE
BOSSIER CADDO DE SOTO
RED RIVER SABINE WEBSTER
$$
OKC001-021-023-035-037-041-061-077-079-089-091-097-101-105-107-
111-113-115-117-121-127-131-135-143-145-147-080040-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
ADAIR CHEROKEE CHOCTAW
CRAIG CREEK DELAWARE
HASKELL LATIMER LE FLORE
MCCURTAIN MCINTOSH MAYES
MUSKOGEE NOWATA OKFUSKEE
OKMULGEE OSAGE OTTAWA
PAWNEE PITTSBURG PUSHMATAHA
ROGERS SEQUOYAH TULSA
WAGONER WASHINGTON
$$
TXC005-037-063-067-073-159-183-203-225-315-343-347-365-387-401-
403-405-419-423-449-459-499-080040-
TX
. TEXAS COUNTIES INCLUDED ARE
ANGELINA BOWIE CAMP
CASS CHEROKEE FRANKLIN
GREGG HARRISON HOUSTON
MARION MORRIS NACOGDOCHES
PANOLA RED RIVER RUSK
SABINE SAN AUGUSTINE SHELBY
SMITH TITUS UPSHUR
WOOD
$$
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 (F2-F5) tornadoes
|
Mod (50%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (40%)
|
Probability of 1 or more wind events > 65 knots
|
Mod (30%)
|
Hail
Probability of 10 or more severe hail events
|
High (80%)
|
Probability
of 1 or
more hailstones > 2 inches
|
Mod (30%)
|
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% (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.