Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL8
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 8
NWS STORM PREDICTION CENTER NORMAN OK
1250 PM CST TUE FEB 10 2009
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
CENTRAL AND SOUTHWEST OKLAHOMA
NORTHWEST TEXAS
EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 1250 PM UNTIL
800 PM CST.
TORNADOES...HAIL TO 3 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 65 STATUTE
MILES EAST AND WEST OF A LINE FROM 50 MILES NORTHWEST OF CHANDLER
OKLAHOMA TO 35 MILES SOUTHEAST OF ABILENE TEXAS. FOR A COMPLETE
DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE
(WOUS64 KWNS WOU8).
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.
DISCUSSION...CU FIELD CONTINUES TO INCREASE OVER NORTHWEST TX AND
SOUTHWEST OK...IN REGION OF RELATIVELY STRONG HEATING AND INCREASING
MOISTURE. FORECAST SOUNDINGS SUGGEST THIS REGION IS NEAR CONVECTIVE
INITIATION. STORMS ARE EXPECTED TO BECOME SUPERCELLULAR WITH VERY
LARGE HAIL AND ISOLATED TORNADOES POSSIBLE. THREAT FOR STRONG
TORNADOES WILL INCREASE BY EARLY EVENING AS LOW LEVEL VERTICAL WIND
PROFILES STRENGTHEN.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
450. MEAN STORM MOTION VECTOR 24035.
...HART
SEL8
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 8
NWS STORM PREDICTION CENTER NORMAN OK
1250 PM CST TUE FEB 10 2009
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
CENTRAL AND SOUTHWEST OKLAHOMA
NORTHWEST TEXAS
EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 1250 PM UNTIL
800 PM CST.
TORNADOES...HAIL TO 3 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 65 STATUTE
MILES EAST AND WEST OF A LINE FROM 50 MILES NORTHWEST OF CHANDLER
OKLAHOMA TO 35 MILES SOUTHEAST OF ABILENE TEXAS. FOR A COMPLETE
DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE
(WOUS64 KWNS WOU8).
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.
DISCUSSION...CU FIELD CONTINUES TO INCREASE OVER NORTHWEST TX AND
SOUTHWEST OK...IN REGION OF RELATIVELY STRONG HEATING AND INCREASING
MOISTURE. FORECAST SOUNDINGS SUGGEST THIS REGION IS NEAR CONVECTIVE
INITIATION. STORMS ARE EXPECTED TO BECOME SUPERCELLULAR WITH VERY
LARGE HAIL AND ISOLATED TORNADOES POSSIBLE. THREAT FOR STRONG
TORNADOES WILL INCREASE BY EARLY EVENING AS LOW LEVEL VERTICAL WIND
PROFILES STRENGTHEN.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
450. MEAN STORM MOTION VECTOR 24035.
...HART
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW8
WW 8 TORNADO OK TX 101850Z - 110200Z
AXIS..65 STATUTE MILES EAST AND WEST OF LINE..
50NW CQB/CHANDLER OK/ - 35SE ABI/ABILENE TX/
..AVIATION COORDS.. 55NM E/W /24ESE END - 40SE ABI/
HAIL SURFACE AND ALOFT..3 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 450. MEAN STORM MOTION VECTOR 24035.
LAT...LON 36229629 32069815 32060037 36229862
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU8.
Watch 8 Status Report Messages:
STATUS REPORT #6 ON WW 8
VALID 110125Z - 110240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 30 SSE ABI
TO 45 SSW SPS TO 15 WSW SPS TO 15 NNE FSI TO 30 SE CHK TO 35 ESE
END.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 90
..LEVIT..02/11/09
ATTN...WFO...OUN...SJT...FWD...
&&
STATUS REPORT FOR WT 8
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
OKC019-027-033-049-067-081-083-085-087-099-109-119-125-137-
110240-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
CARTER CLEVELAND COTTON
GARVIN JEFFERSON LINCOLN
LOGAN LOVE MCCLAIN
MURRAY OKLAHOMA PAYNE
POTTAWATOMIE STEPHENS
$$
TXC009-049-077-083-095-097-133-237-267-307-319-327-337-363-367-
399-411-429-485-497-503-110240-
TX
. TEXAS COUNTIES INCLUDED ARE
ARCHER BROWN CLAY
COLEMAN CONCHO COOKE
EASTLAND JACK KIMBLE
MCCULLOCH MASON MENARD
MONTAGUE PALO PINTO PARKER
RUNNELS SAN SABA STEPHENS
WICHITA WISE YOUNG
$$
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.
$$
STATUS REPORT #5 ON WW 8
VALID 110035Z - 110140Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 NW ABI TO
45 NNE ABI TO 55 SW SPS TO 15 WSW SPS TO 20 ESE END.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 89
..LEVIT..02/11/09
ATTN...WFO...OUN...SJT...FWD...
&&
STATUS REPORT FOR WT 8
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
OKC019-027-033-049-051-067-081-083-085-087-099-109-119-125-137-
110140-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
CARTER CLEVELAND COTTON
GARVIN GRADY JEFFERSON
LINCOLN LOGAN LOVE
MCCLAIN MURRAY OKLAHOMA
PAYNE POTTAWATOMIE STEPHENS
$$
TXC009-023-049-059-077-083-095-097-133-237-253-267-307-319-327-
337-363-367-399-411-417-429-441-447-485-497-503-110140-
TX
. TEXAS COUNTIES INCLUDED ARE
ARCHER BAYLOR BROWN
CALLAHAN CLAY COLEMAN
CONCHO COOKE EASTLAND
JACK JONES KIMBLE
MCCULLOCH MASON MENARD
MONTAGUE PALO PINTO PARKER
RUNNELS SAN SABA SHACKELFORD
STEPHENS TAYLOR THROCKMORTON
WICHITA WISE YOUNG
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #4 ON WW 8
VALID 102340Z - 110040Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 NW ABI TO
45 NNE ABI TO 35 W SPS TO 25 WNW CHK TO 5 SSE END.
..LEVIT..02/10/09
ATTN...WFO...OUN...SJT...FWD...
&&
STATUS REPORT FOR WT 8
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
OKC015-017-019-027-031-033-049-051-067-073-081-083-085-087-099-
109-119-125-137-110040-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
CADDO CANADIAN CARTER
CLEVELAND COMANCHE COTTON
GARVIN GRADY JEFFERSON
KINGFISHER LINCOLN LOGAN
LOVE MCCLAIN MURRAY
OKLAHOMA PAYNE POTTAWATOMIE
STEPHENS
$$
TXC009-023-049-059-077-083-095-097-133-237-253-267-307-319-327-
337-363-367-399-411-417-429-441-447-485-497-503-110040-
TX
. TEXAS COUNTIES INCLUDED ARE
ARCHER BAYLOR BROWN
CALLAHAN CLAY COLEMAN
CONCHO COOKE EASTLAND
JACK JONES KIMBLE
MCCULLOCH MASON MENARD
MONTAGUE PALO PINTO PARKER
RUNNELS SAN SABA SHACKELFORD
STEPHENS TAYLOR THROCKMORTON
WICHITA WISE YOUNG
$$
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.
$$
STATUS REPORT #3 ON WW 8
VALID 102250Z - 102340Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 40 NNW ABI
TO 15 WSW END.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 85
..LEVIT..02/10/09
ATTN...WFO...OUN...SJT...FWD...
&&
STATUS REPORT FOR WT 8
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
OKC015-017-019-027-031-033-049-051-067-073-075-081-083-085-087-
099-109-119-125-137-141-102340-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
CADDO CANADIAN CARTER
CLEVELAND COMANCHE COTTON
GARVIN GRADY JEFFERSON
KINGFISHER KIOWA LINCOLN
LOGAN LOVE MCCLAIN
MURRAY OKLAHOMA PAYNE
POTTAWATOMIE STEPHENS TILLMAN
$$
TXC009-023-049-059-077-083-095-097-133-207-237-253-267-307-319-
327-337-363-367-399-411-417-429-441-447-485-497-503-102340-
TX
. TEXAS COUNTIES INCLUDED ARE
ARCHER BAYLOR BROWN
CALLAHAN CLAY COLEMAN
CONCHO COOKE EASTLAND
HASKELL JACK JONES
KIMBLE MCCULLOCH MASON
MENARD MONTAGUE PALO PINTO
PARKER RUNNELS SAN SABA
SHACKELFORD STEPHENS TAYLOR
THROCKMORTON WICHITA WISE
YOUNG
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 8
VALID 102140Z - 102240Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 89
..LEVIT..02/10/09
ATTN...WFO...OUN...SJT...FWD...
&&
STATUS REPORT FOR WT 8
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
OKC011-015-017-019-027-031-033-039-049-051-065-067-073-075-081-
083-085-087-099-109-119-125-137-141-149-102240-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
BLAINE CADDO CANADIAN
CARTER CLEVELAND COMANCHE
COTTON CUSTER GARVIN
GRADY JACKSON JEFFERSON
KINGFISHER KIOWA LINCOLN
LOGAN LOVE MCCLAIN
MURRAY OKLAHOMA PAYNE
POTTAWATOMIE STEPHENS TILLMAN
WASHITA
$$
TXC009-023-059-077-097-133-155-197-207-237-253-275-337-363-367-
417-429-441-447-485-487-497-503-102240-
TX
. TEXAS COUNTIES INCLUDED ARE
ARCHER BAYLOR CALLAHAN
CLAY COOKE EASTLAND
FOARD HARDEMAN HASKELL
JACK JONES KNOX
MONTAGUE PALO PINTO PARKER
SHACKELFORD STEPHENS TAYLOR
THROCKMORTON WICHITA WILBARGER
WISE YOUNG
$$
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.
$$
STATUS REPORT #1 ON WW 8
VALID 102025Z - 102140Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..LEVIT..02/10/09
ATTN...WFO...OUN...SJT...FWD...
&&
STATUS REPORT FOR WT 8
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
OKC011-015-017-019-027-031-033-039-049-051-065-067-073-075-081-
083-085-087-099-109-119-125-137-141-149-102140-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
BLAINE CADDO CANADIAN
CARTER CLEVELAND COMANCHE
COTTON CUSTER GARVIN
GRADY JACKSON JEFFERSON
KINGFISHER KIOWA LINCOLN
LOGAN LOVE MCCLAIN
MURRAY OKLAHOMA PAYNE
POTTAWATOMIE STEPHENS TILLMAN
WASHITA
$$
TXC009-023-059-077-097-133-155-197-207-237-253-275-337-363-367-
417-429-441-447-485-487-497-503-102140-
TX
. TEXAS COUNTIES INCLUDED ARE
ARCHER BAYLOR CALLAHAN
CLAY COOKE EASTLAND
FOARD HARDEMAN HASKELL
JACK JONES KNOX
MONTAGUE PALO PINTO PARKER
SHACKELFORD STEPHENS TAYLOR
THROCKMORTON WICHITA WILBARGER
WISE YOUNG
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
Note:
Click for Complete Product Text.
Tornadoes
Probability of 2 or more tornadoes
|
High (70%)
|
Probability of 1 or more strong (F2-F5) tornadoes
|
Mod (40%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (50%)
|
Probability of 1 or more wind events > 65 knots
|
Mod (30%)
|
Hail
Probability of 10 or more severe hail events
|
High (>95%)
|
Probability
of 1 or
more hailstones > 2 inches
|
High (>95%)
|
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.