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The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
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Watch Status Reports.
SEL9
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 149
NWS STORM PREDICTION CENTER NORMAN OK
430 PM CDT MON MAY 10 2010
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
MUCH OF NORTHWEST TEXAS
EFFECTIVE THIS MONDAY AFTERNOON FROM 430 PM UNTIL MIDNIGHT CDT.
TORNADOES...HAIL TO 3 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 60 STATUTE
MILES EAST AND WEST OF A LINE FROM 35 MILES EAST NORTHEAST OF
WICHITA FALLS TEXAS TO 45 MILES WEST OF BROWNWOOD TEXAS. FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU9).
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...
DISCUSSION...RAPID DEVELOPMENT OF SEVERE THUNDERSTORMS EXPECTED
ALONG THE DRY LN AS IT MOVES INTO AN EXTREMELY UNSTABLE AIR MASS.
40-50KT OF SHEAR COUPLED WITH MLCAPES AOA 3000 J/KG WILL SUPPORT
SUPERCELLS INCLUDING BOTH VERY LARGE HAIL AND ISOLATED TORNADOES.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
600. MEAN STORM MOTION VECTOR 24040.
...HALES
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW9
WW 149 TORNADO TX 102130Z - 110500Z
AXIS..60 STATUTE MILES EAST AND WEST OF LINE..
35ENE SPS/WICHITA FALLS TX/ - 45W BWD/BROWNWOOD TX/
..AVIATION COORDS.. 50NM E/W /34ENE SPS - 42S ABI/
HAIL SURFACE AND ALOFT..3 INCHES. WIND GUSTS..70 KNOTS.
MAX TOPS TO 600. MEAN STORM MOTION VECTOR 24040.
LAT...LON 34159688 31799869 31790073 34159898
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU9.
Watch 149 Status Report Messages:
STATUS REPORT #5 ON WW 149
VALID 110230Z - 110340Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 W BWD TO
30 WSW ADM.
..STOPPKOTTE..05/11/10
ATTN...WFO...OUN...SJT...FWD...
&&
STATUS REPORT FOR WT 149
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
TXC049-093-097-121-133-143-147-181-237-277-337-363-367-497-
110340-
TX
. TEXAS COUNTIES INCLUDED ARE
BROWN COMANCHE COOKE
DENTON EASTLAND ERATH
FANNIN GRAYSON JACK
LAMAR MONTAGUE PALO PINTO
PARKER WISE
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #4 ON WW 149
VALID 110145Z - 110240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 40 NE SJT TO
20 NE SPS.
..STOPPKOTTE..05/11/10
ATTN...WFO...OUN...SJT...FWD...
&&
STATUS REPORT FOR WT 149
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
TXC049-059-077-083-093-097-133-143-237-337-363-367-399-429-497-
503-110240-
TX
. TEXAS COUNTIES INCLUDED ARE
BROWN CALLAHAN CLAY
COLEMAN COMANCHE COOKE
EASTLAND ERATH JACK
MONTAGUE PALO PINTO PARKER
RUNNELS STEPHENS 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 149
VALID 110045Z - 110140Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 30 N SJT TO
20 NNE SPS.
..STOPPKOTTE..05/11/10
ATTN...WFO...OUN...SJT...FWD...
&&
STATUS REPORT FOR WT 149
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
TXC009-049-059-077-083-093-097-133-143-237-337-363-367-399-417-
429-441-497-503-110140-
TX
. TEXAS COUNTIES INCLUDED ARE
ARCHER BROWN CALLAHAN
CLAY COLEMAN COMANCHE
COOKE EASTLAND ERATH
JACK MONTAGUE PALO PINTO
PARKER RUNNELS SHACKELFORD
STEPHENS TAYLOR 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 149
VALID 110000Z - 110140Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..STOPPKOTTE..05/10/10
ATTN...WFO...OUN...SJT...FWD...
&&
STATUS REPORT FOR WT 149
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
TXC009-023-049-059-077-081-083-093-097-133-143-207-237-253-337-
363-367-399-417-429-441-447-485-497-503-110140-
TX
. TEXAS COUNTIES INCLUDED ARE
ARCHER BAYLOR BROWN
CALLAHAN CLAY COKE
COLEMAN COMANCHE COOKE
EASTLAND ERATH HASKELL
JACK JONES MONTAGUE
PALO PINTO PARKER RUNNELS
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 #1 ON WW 149
VALID 102255Z - 102340Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..STOPPKOTTE..05/10/10
ATTN...WFO...OUN...SJT...FWD...
&&
STATUS REPORT FOR WT 149
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
TXC009-023-049-059-077-081-083-093-097-133-143-207-237-253-337-
363-367-399-417-429-441-447-485-497-503-102340-
TX
. TEXAS COUNTIES INCLUDED ARE
ARCHER BAYLOR BROWN
CALLAHAN CLAY COKE
COLEMAN COMANCHE COOKE
EASTLAND ERATH HASKELL
JACK JONES MONTAGUE
PALO PINTO PARKER RUNNELS
SHACKELFORD STEPHENS TAYLOR
THROCKMORTON WICHITA WISE
YOUNG
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
Note:
Click for Complete Product Text.
Tornadoes
Probability of 2 or more tornadoes
|
Mod (40%)
|
Probability of 1 or more strong (F2-F5) tornadoes
|
Low (20%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (50%)
|
Probability of 1 or more wind events > 65 knots
|
Mod (40%)
|
Hail
Probability of 10 or more severe hail events
|
Mod (60%)
|
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 
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