Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL6
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 686
NWS Storm Prediction Center Norman OK
445 PM CDT Tue Sep 19 2023
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Western Oklahoma
Northwest Texas
* Effective this Tuesday afternoon and evening from 445 PM until
1100 PM CDT.
* Primary threats include...
Scattered large hail and isolated very large hail events to 2.5
inches in diameter possible
Scattered damaging wind gusts to 70 mph possible
SUMMARY...Isolated severe thunderstorms are expected to develop
through early evening and move southeast. Very large hail, possibly
up to baseball size, and damaging winds will be possible.
The severe thunderstorm watch area is approximately along and 70
statute miles east and west of a line from 110 miles southwest of
Wichita Falls TX to 60 miles north northeast of Clinton OK. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU6).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER...A Severe Thunderstorm Watch means conditions are
favorable for 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. Severe thunderstorms can and occasionally do produce
tornadoes.
&&
AVIATION...A few severe thunderstorms with hail surface and aloft to
2.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
28030.
...Bunting
SEL6
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 686
NWS Storm Prediction Center Norman OK
445 PM CDT Tue Sep 19 2023
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Western Oklahoma
Northwest Texas
* Effective this Tuesday afternoon and evening from 445 PM until
1100 PM CDT.
* Primary threats include...
Scattered large hail and isolated very large hail events to 2.5
inches in diameter possible
Scattered damaging wind gusts to 70 mph possible
SUMMARY...Isolated severe thunderstorms are expected to develop
through early evening and move southeast. Very large hail, possibly
up to baseball size, and damaging winds will be possible.
The severe thunderstorm watch area is approximately along and 70
statute miles east and west of a line from 110 miles southwest of
Wichita Falls TX to 60 miles north northeast of Clinton OK. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU6).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER...A Severe Thunderstorm Watch means conditions are
favorable for 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. Severe thunderstorms can and occasionally do produce
tornadoes.
&&
AVIATION...A few severe thunderstorms with hail surface and aloft to
2.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
28030.
...Bunting
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW6
WW 686 SEVERE TSTM OK TX 192145Z - 200400Z
AXIS..70 STATUTE MILES EAST AND WEST OF LINE..
110SW SPS/WICHITA FALLS TX/ - 60NNE CSM/CLINTON OK/
..AVIATION COORDS.. 60NM E/W /21N ABI - 44WSW END/
HAIL SURFACE AND ALOFT..2.5 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 28030.
LAT...LON 32830105 36130004 36139753 32839863
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU6.
Watch 686 Status Report Messages:
STATUS REPORT #5 ON WW 686
VALID 200225Z - 200340Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 40 NE ABI TO
15 ENE SPS TO 10 W OKC TO 45 SSW AVK.
..KERR..09/20/23
ATTN...WFO...OUN...LUB...AMA...SJT...FWD...
&&
STATUS REPORT FOR WS 686
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
OKC005-013-017-019-027-029-049-051-063-067-069-073-081-083-085-
087-095-099-109-119-123-125-133-137-200340-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
ATOKA BRYAN CANADIAN
CARTER CLEVELAND COAL
GARVIN GRADY HUGHES
JEFFERSON JOHNSTON KINGFISHER
LINCOLN LOGAN LOVE
MCCLAIN MARSHALL MURRAY
OKLAHOMA PAYNE PONTOTOC
POTTAWATOMIE SEMINOLE STEPHENS
$$
TXC009-077-237-337-429-503-200340-
TX
. TEXAS COUNTIES INCLUDED ARE
ARCHER CLAY JACK
MONTAGUE STEPHENS YOUNG
$$
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.
$$
STATUS REPORT #4 ON WW 686
VALID 200130Z - 200240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 30 NNW ABI
TO 45 S AVK AND 30 NNW ABI TO 45 S AVK.
..KERR..09/20/23
ATTN...WFO...OUN...LUB...AMA...SJT...FWD...
&&
STATUS REPORT FOR WS 686
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
OKC011-015-017-019-027-031-033-049-051-067-073-083-085-087-099-
109-137-141-200240-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
BLAINE CADDO CANADIAN
CARTER CLEVELAND COMANCHE
COTTON GARVIN GRADY
JEFFERSON KINGFISHER LOGAN
LOVE MCCLAIN MURRAY
OKLAHOMA STEPHENS TILLMAN
$$
TXC009-023-077-151-207-237-253-337-417-429-447-485-487-503-
200240-
TX
. TEXAS COUNTIES INCLUDED ARE
ARCHER BAYLOR CLAY
FISHER HASKELL JACK
JONES MONTAGUE SHACKELFORD
STEPHENS THROCKMORTON WICHITA
WILBARGER 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 686
VALID 200020Z - 200140Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 65 WNW ABI
TO 40 SSE CDS TO 45 SSW AVK.
..KERR..09/20/23
ATTN...WFO...OUN...LUB...AMA...SJT...FWD...
&&
STATUS REPORT FOR WS 686
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
OKC009-011-015-017-031-033-039-043-051-055-057-065-067-073-075-
137-141-149-200140-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
BECKHAM BLAINE CADDO
CANADIAN COMANCHE COTTON
CUSTER DEWEY GRADY
GREER HARMON JACKSON
JEFFERSON KINGFISHER KIOWA
STEPHENS TILLMAN WASHITA
$$
TXC009-023-077-125-151-155-197-207-237-253-275-337-417-429-447-
485-487-503-200140-
TX
. TEXAS COUNTIES INCLUDED ARE
ARCHER BAYLOR CLAY
DICKENS FISHER FOARD
HARDEMAN HASKELL JACK
JONES KNOX MONTAGUE
SHACKELFORD STEPHENS THROCKMORTON
WICHITA WILBARGER YOUNG
$$
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.
$$
STATUS REPORT #2 ON WW 686
VALID 192340Z - 200040Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..KERR..09/19/23
ATTN...WFO...OUN...LUB...AMA...SJT...FWD...
&&
STATUS REPORT FOR WS 686
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
OKC009-011-015-017-031-033-039-043-051-055-057-065-067-073-075-
137-141-149-200040-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
BECKHAM BLAINE CADDO
CANADIAN COMANCHE COTTON
CUSTER DEWEY GRADY
GREER HARMON JACKSON
JEFFERSON KINGFISHER KIOWA
STEPHENS TILLMAN WASHITA
$$
TXC009-023-075-077-087-101-125-151-155-191-197-207-237-253-263-
269-275-337-345-417-429-433-447-485-487-503-200040-
TX
. TEXAS COUNTIES INCLUDED ARE
ARCHER BAYLOR CHILDRESS
CLAY COLLINGSWORTH COTTLE
DICKENS FISHER FOARD
HALL HARDEMAN HASKELL
JACK JONES KENT
KING KNOX MONTAGUE
MOTLEY SHACKELFORD STEPHENS
STONEWALL THROCKMORTON WICHITA
WILBARGER 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 686
VALID 192235Z - 192340Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..KERR..09/19/23
ATTN...WFO...OUN...LUB...AMA...SJT...FWD...
&&
STATUS REPORT FOR WS 686
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
OKC009-011-015-017-031-033-039-043-051-055-057-065-067-073-075-
137-141-149-192340-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
BECKHAM BLAINE CADDO
CANADIAN COMANCHE COTTON
CUSTER DEWEY GRADY
GREER HARMON JACKSON
JEFFERSON KINGFISHER KIOWA
STEPHENS TILLMAN WASHITA
$$
TXC009-023-075-077-087-101-125-151-155-191-197-207-237-253-263-
269-275-337-345-417-429-433-447-485-487-503-192340-
TX
. TEXAS COUNTIES INCLUDED ARE
ARCHER BAYLOR CHILDRESS
CLAY COLLINGSWORTH COTTLE
DICKENS FISHER FOARD
HALL HARDEMAN HASKELL
JACK JONES KENT
KING KNOX MONTAGUE
MOTLEY SHACKELFORD STEPHENS
STONEWALL THROCKMORTON WICHITA
WILBARGER YOUNG
$$
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
|
Low (10%)
|
Probability of 1 or more strong (EF2-EF5) tornadoes
|
Low (<2%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (40%)
|
Probability of 1 or more wind events > 65 knots
|
Low (20%)
|
Hail
Probability of 10 or more severe hail events
|
Mod (40%)
|
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% (EF2-EF5 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.