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 150
NWS STORM PREDICTION CENTER NORMAN OK
500 PM CDT MON MAY 10 2010
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
PARTS OF NORTHWEST ARKANSAS
SMALL PART OF SOUTHEAST KANSAS
SMALL PART OF SOUTHWEST MISSOURI
MUCH OF EASTERN OKLAHOMA
EFFECTIVE THIS MONDAY AFTERNOON FROM 500 PM UNTIL MIDNIGHT CDT.
...THIS IS A PARTICULARLY DANGEROUS SITUATION...
DESTRUCTIVE TORNADOES...LARGE HAIL TO 4 INCHES IN DIAMETER...
THUNDERSTORM WIND GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE
POSSIBLE IN THESE AREAS.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 55 STATUTE
MILES EAST AND WEST OF A LINE FROM 45 MILES NORTHEAST OF CHANUTE
KANSAS TO 65 MILES SOUTH OF MCALESTER OKLAHOMA. FOR A COMPLETE
DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE
(WOUS64 KWNS WOU0).
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 146...WW 147...WW
148...WW 149...
DISCUSSION...TORNADIC SUPERCELLS HAVE DEVELOPED ALONG/AHEAD OF DRY
LINE CENTRAL OK. WITH EXTREME INSTABILITY SPREADING NEWD AHEAD OF
STORMS AND VERY STRONG SHEAR...THE THREAT FOR LONG TRACK
TORNADOS...POSSIBLY VERY STRONG WILL CONTINUE EWD ACROSS THE WATCH
THRU THE EVENING.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 4 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
600. MEAN STORM MOTION VECTOR 24045.
...HALES
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW0
WW 150 TORNADO AR KS MO OK 102200Z - 110500Z
AXIS..55 STATUTE MILES EAST AND WEST OF LINE..
45NE CNU/CHANUTE KS/ - 65S MLC/MCALESTER OK/
..AVIATION COORDS.. 50NM E/W /21WSW BUM - 55S MLC/
HAIL SURFACE AND ALOFT..4 INCHES. WIND GUSTS..70 KNOTS.
MAX TOPS TO 600. MEAN STORM MOTION VECTOR 24045.
LAT...LON 38119387 33939481 33939673 38119591
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU0.
Watch 150 Status Report Messages:
STATUS REPORT #6 ON WW 150
VALID 110345Z - 110440Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 30 NW PRX TO
15 SSE MLC TO 25 S RKR.
..STOPPKOTTE..05/11/10
ATTN...WFO...TSA...ICT...SGF...OUN...
&&
STATUS REPORT FOR WT 150
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ARC007-015-033-047-087-131-143-110440-
AR
. ARKANSAS COUNTIES INCLUDED ARE
BENTON CARROLL CRAWFORD
FRANKLIN MADISON SEBASTIAN
WASHINGTON
$$
OKC023-127-110440-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
CHOCTAW PUSHMATAHA
$$
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.
$$
STATUS REPORT #5 ON WW 150
VALID 110235Z - 110340Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 30 NE ADM TO
20 SSW MLC TO 35 ENE BVO TO 40 NE JLN.
..STOPPKOTTE..05/11/10
ATTN...WFO...TSA...ICT...SGF...OUN...
&&
STATUS REPORT FOR WT 150
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ARC007-015-033-047-087-131-143-110340-
AR
. ARKANSAS COUNTIES INCLUDED ARE
BENTON CARROLL CRAWFORD
FRANKLIN MADISON SEBASTIAN
WASHINGTON
$$
MOC097-119-145-110340-
MO
. MISSOURI COUNTIES INCLUDED ARE
JASPER MCDONALD NEWTON
$$
OKC001-005-013-021-023-035-041-061-069-077-079-095-097-101-115-
121-127-135-110340-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
ADAIR ATOKA BRYAN
CHEROKEE CHOCTAW CRAIG
DELAWARE HASKELL JOHNSTON
LATIMER LE FLORE MARSHALL
MAYES MUSKOGEE OTTAWA
PITTSBURG PUSHMATAHA SEQUOYAH
$$
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.
$$
STATUS REPORT #4 ON WW 150
VALID 110145Z - 110240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 45 W MLC TO
15 WNW MLC TO 30 NNE CNU.
..STOPPKOTTE..05/11/10
ATTN...WFO...TSA...ICT...SGF...OUN...
&&
STATUS REPORT FOR WT 150
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ARC007-033-131-143-110240-
AR
. ARKANSAS COUNTIES INCLUDED ARE
BENTON CRAWFORD SEBASTIAN
WASHINGTON
$$
KSC001-011-021-037-099-133-110240-
KS
. KANSAS COUNTIES INCLUDED ARE
ALLEN BOURBON CHEROKEE
CRAWFORD LABETTE NEOSHO
$$
MOC011-097-119-145-217-110240-
MO
. MISSOURI COUNTIES INCLUDED ARE
BARTON JASPER MCDONALD
NEWTON VERNON
$$
OKC001-005-013-021-023-029-035-041-061-069-077-079-091-095-097-
101-115-121-123-127-131-135-145-110240-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
ADAIR ATOKA BRYAN
CHEROKEE CHOCTAW COAL
CRAIG DELAWARE HASKELL
JOHNSTON LATIMER LE FLORE
MCINTOSH MARSHALL MAYES
MUSKOGEE OTTAWA PITTSBURG
PONTOTOC PUSHMATAHA ROGERS
SEQUOYAH WAGONER
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #3 ON WW 150
VALID 110045Z - 110140Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..STOPPKOTTE..05/11/10
ATTN...WFO...TSA...ICT...SGF...OUN...
&&
STATUS REPORT FOR WT 150
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ARC007-033-131-143-110140-
AR
. ARKANSAS COUNTIES INCLUDED ARE
BENTON CRAWFORD SEBASTIAN
WASHINGTON
$$
KSC001-011-021-037-099-125-133-205-207-110140-
KS
. KANSAS COUNTIES INCLUDED ARE
ALLEN BOURBON CHEROKEE
CRAWFORD LABETTE MONTGOMERY
NEOSHO WILSON WOODSON
$$
MOC011-097-119-145-217-110140-
MO
. MISSOURI COUNTIES INCLUDED ARE
BARTON JASPER MCDONALD
NEWTON VERNON
$$
OKC001-005-013-021-023-029-035-041-061-063-069-077-079-091-095-
097-101-105-115-121-123-127-131-135-145-110140-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
ADAIR ATOKA BRYAN
CHEROKEE CHOCTAW COAL
CRAIG DELAWARE HASKELL
HUGHES JOHNSTON LATIMER
LE FLORE MCINTOSH MARSHALL
MAYES MUSKOGEE NOWATA
OTTAWA PITTSBURG PONTOTOC
PUSHMATAHA ROGERS SEQUOYAH
WAGONER
$$
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.
$$
STATUS REPORT #2 ON WW 150
VALID 110000Z - 110140Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..STOPPKOTTE..05/10/10
ATTN...WFO...TSA...ICT...SGF...OUN...
&&
STATUS REPORT FOR WT 150
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ARC007-033-131-143-110140-
AR
. ARKANSAS COUNTIES INCLUDED ARE
BENTON CRAWFORD SEBASTIAN
WASHINGTON
$$
KSC001-011-021-037-099-125-133-205-207-110140-
KS
. KANSAS COUNTIES INCLUDED ARE
ALLEN BOURBON CHEROKEE
CRAWFORD LABETTE MONTGOMERY
NEOSHO WILSON WOODSON
$$
MOC011-097-119-145-217-110140-
MO
. MISSOURI COUNTIES INCLUDED ARE
BARTON JASPER MCDONALD
NEWTON VERNON
$$
OKC001-005-013-021-023-029-035-041-061-063-069-077-079-091-095-
097-101-105-115-121-123-127-131-135-145-110140-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
ADAIR ATOKA BRYAN
CHEROKEE CHOCTAW COAL
CRAIG DELAWARE HASKELL
HUGHES JOHNSTON LATIMER
LE FLORE MCINTOSH MARSHALL
MAYES MUSKOGEE NOWATA
OTTAWA PITTSBURG PONTOTOC
PUSHMATAHA ROGERS SEQUOYAH
WAGONER
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 150
VALID 102255Z - 102340Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..STOPPKOTTE..05/10/10
ATTN...WFO...TSA...ICT...SGF...OUN...
&&
STATUS REPORT FOR WT 150
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ARC007-033-131-143-102340-
AR
. ARKANSAS COUNTIES INCLUDED ARE
BENTON CRAWFORD SEBASTIAN
WASHINGTON
$$
KSC001-011-021-037-099-125-133-205-207-102340-
KS
. KANSAS COUNTIES INCLUDED ARE
ALLEN BOURBON CHEROKEE
CRAWFORD LABETTE MONTGOMERY
NEOSHO WILSON WOODSON
$$
MOC011-097-119-145-217-102340-
MO
. MISSOURI COUNTIES INCLUDED ARE
BARTON JASPER MCDONALD
NEWTON VERNON
$$
OKC001-005-013-021-023-029-035-041-061-063-069-077-079-091-095-
097-101-105-115-121-123-127-131-135-145-102340-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
ADAIR ATOKA BRYAN
CHEROKEE CHOCTAW COAL
CRAIG DELAWARE HASKELL
HUGHES JOHNSTON LATIMER
LE FLORE MCINTOSH MARSHALL
MAYES MUSKOGEE NOWATA
OTTAWA PITTSBURG PONTOTOC
PUSHMATAHA ROGERS SEQUOYAH
WAGONER
$$
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 (80%)
|
Probability of 1 or more strong (F2-F5) tornadoes
|
Mod (50%)
|
Wind
Probability of 10 or more severe wind events
|
High (80%)
|
Probability of 1 or more wind events > 65 knots
|
Mod (60%)
|
Hail
Probability of 10 or more severe hail events
|
High (90%)
|
Probability
of 1 or
more hailstones > 2 inches
|
High (80%)
|
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.
weather.gov 
@NWSSPC
