Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL4
URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 204
NWS Storm Prediction Center Norman OK
245 PM CDT Wed May 10 2017
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
Southwest Oklahoma
Northwest Texas
* Effective this Wednesday afternoon and evening from 245 PM
until 1000 PM CDT.
* Primary threats include...
A few tornadoes possible
Scattered large hail and isolated very large hail events to 3
inches in diameter possible
Isolated damaging wind gusts to 70 mph possible
SUMMARY...Severe thunderstorms will continue to develop and increase
this afternoon, initially near the intersection of the dryline and a
modifying outflow boundary that extends northeastward into southwest
Oklahoma. Very large hail will be the primary risk, but damaging
winds are also possible, and a tornado risk exists especially later
today and/or near the modifying outflow boundary.
The tornado watch area is approximately along and 55 statute miles
north and south of a line from 85 miles west southwest of Childress
TX to 20 miles south southeast of Fort Sill OK. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU4).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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 203...
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 550. Mean
storm motion vector 24025.
...Guyer
SEL4
URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 204
NWS Storm Prediction Center Norman OK
245 PM CDT Wed May 10 2017
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
Southwest Oklahoma
Northwest Texas
* Effective this Wednesday afternoon and evening from 245 PM
until 1000 PM CDT.
* Primary threats include...
A few tornadoes possible
Scattered large hail and isolated very large hail events to 3
inches in diameter possible
Isolated damaging wind gusts to 70 mph possible
SUMMARY...Severe thunderstorms will continue to develop and increase
this afternoon, initially near the intersection of the dryline and a
modifying outflow boundary that extends northeastward into southwest
Oklahoma. Very large hail will be the primary risk, but damaging
winds are also possible, and a tornado risk exists especially later
today and/or near the modifying outflow boundary.
The tornado watch area is approximately along and 55 statute miles
north and south of a line from 85 miles west southwest of Childress
TX to 20 miles south southeast of Fort Sill OK. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU4).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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 203...
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 550. Mean
storm motion vector 24025.
...Guyer
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW4
WW 204 TORNADO OK TX 101945Z - 110300Z
AXIS..55 STATUTE MILES NORTH AND SOUTH OF LINE..
85WSW CDS/CHILDRESS TX/ - 20SSE FSI/FORT SILL OK/
..AVIATION COORDS.. 50NM N/S /20NE LBB - 29NE SPS/
HAIL SURFACE AND ALOFT..3 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 550. MEAN STORM MOTION VECTOR 24025.
LAT...LON 34750165 35189826 33599826 33150165
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU4.
Watch 204 Status Report Messages:
STATUS REPORT #3 ON WW 204
VALID 110140Z - 110240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 40 NNW ABI
TO 65 N ABI TO 45 SE CDS TO 40 SSW LTS TO 5 S LTS TO 20 WNW FSI
TO 15 NNW FSI TO 20 NW CHK TO 15 NNW CHK.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 689
..JEWELL..05/11/17
ATTN...WFO...OUN...LUB...SJT...
&&
STATUS REPORT FOR WT 204
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
OKC015-031-033-065-141-110240-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
CADDO COMANCHE COTTON
JACKSON TILLMAN
$$
TXC009-023-155-197-207-275-447-485-487-110240-
TX
. TEXAS COUNTIES INCLUDED ARE
ARCHER BAYLOR FOARD
HARDEMAN HASKELL KNOX
THROCKMORTON WICHITA WILBARGER
$$
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.
$$
STATUS REPORT #2 ON WW 204
VALID 102210Z - 102340Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 40 NNW ABI
TO 70 SSE CDS TO 50 SSE CDS TO 30 SSE CDS TO 15 SSW CDS TO 25 W
CDS TO 40 NE PVW TO 30 S AMA.
..JEWELL..05/10/17
ATTN...WFO...OUN...LUB...SJT...
&&
STATUS REPORT FOR WT 204
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
OKC015-031-033-055-057-065-075-141-102340-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
CADDO COMANCHE COTTON
GREER HARMON JACKSON
KIOWA TILLMAN
$$
TXC009-023-075-101-155-191-197-207-275-447-485-487-102340-
TX
. TEXAS COUNTIES INCLUDED ARE
ARCHER BAYLOR CHILDRESS
COTTLE FOARD HALL
HARDEMAN HASKELL KNOX
THROCKMORTON WICHITA WILBARGER
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 204
VALID 102140Z - 102240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 15 S PVW TO
15 NE PVW TO 30 NNE PVW TO 20 S AMA.
..JEWELL..05/10/17
ATTN...WFO...OUN...LUB...SJT...
&&
STATUS REPORT FOR WT 204
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
OKC015-031-033-055-057-065-075-141-102240-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
CADDO COMANCHE COTTON
GREER HARMON JACKSON
KIOWA TILLMAN
$$
TXC009-023-045-075-101-125-153-155-191-197-207-269-275-345-433-
447-485-487-102240-
TX
. TEXAS COUNTIES INCLUDED ARE
ARCHER BAYLOR BRISCOE
CHILDRESS COTTLE DICKENS
FLOYD FOARD HALL
HARDEMAN HASKELL KING
KNOX MOTLEY STONEWALL
THROCKMORTON WICHITA WILBARGER
$$
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 (50%)
|
Probability of 1 or more strong (F2-F5) tornadoes
|
Low (20%)
|
Wind
Probability of 10 or more severe wind events
|
Low (20%)
|
Probability of 1 or more wind events > 65 knots
|
Low (10%)
|
Hail
Probability of 10 or more severe hail events
|
Mod (50%)
|
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 (70%)
|
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.
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