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.
SEL2
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 482
NWS Storm Prediction Center Norman OK
345 PM CDT Tue Sep 1 2020
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Far western Oklahoma
Texas Panhandle
* Effective this Tuesday afternoon and evening from 345 PM until
1000 PM CDT.
* Primary threats include...
Scattered large hail and isolated very large hail events to 2
inches in diameter possible
Isolated damaging wind gusts to 70 mph possible
A tornado or two possible
SUMMARY...Multiple supercells are expected to develop from the
eastern Oklahoma Panhandle south across the central and eastern
portion of the Texas Panhandle before consolidating into a cluster
later this evening. Large hail is the primary threat.
The severe thunderstorm watch area is approximately along and 60
statute miles east and west of a line from 160 miles north of
Childress TX to 65 miles south southwest of Childress TX. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU2).
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.
&&
OTHER WATCH INFORMATION...CONTINUE...WW 481...
AVIATION...A few severe thunderstorms with hail surface and aloft to
2 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 550. Mean storm motion vector
27035.
...Grams
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW2
WW 482 SEVERE TSTM OK TX 012045Z - 020300Z
AXIS..60 STATUTE MILES EAST AND WEST OF LINE..
160N CDS/CHILDRESS TX/ - 65SSW CDS/CHILDRESS TX/
..AVIATION COORDS.. 50NM E/W /31NW MMB - 53SSW CDS/
HAIL SURFACE AND ALOFT..2 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 550. MEAN STORM MOTION VECTOR 27035.
LAT...LON 36749920 33569967 33560175 36740136
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU2.
Watch 482 Status Report Messages:
STATUS REPORT #4 ON WW 482
VALID 020230Z - 020340Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 10 ESE LBB
TO 40 SE AMA TO 45 SE BGD TO 45 ENE BGD TO 55 SSE LBL TO 30 W AVK.
..LYONS..09/02/20
ATTN...WFO...AMA...OUN...LUB...
&&
STATUS REPORT FOR WS 482
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
OKC009-045-055-057-129-153-020340-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
BECKHAM ELLIS GREER
HARMON ROGER MILLS WOODWARD
$$
TXC045-075-087-101-125-129-191-211-269-295-345-357-483-020340-
TX
. TEXAS COUNTIES INCLUDED ARE
BRISCOE CHILDRESS COLLINGSWORTH
COTTLE DICKENS DONLEY
HALL HEMPHILL KING
LIPSCOMB MOTLEY OCHILTREE
WHEELER
$$
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.
$$
STATUS REPORT #3 ON WW 482
VALID 020130Z - 020240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 50 E LBB TO
10 ENE PVW TO 30 SSE AMA TO 25 E AMA TO 10 ESE BGD TO 25 NNE BGD
TO 40 ESE GUY TO 45 ESE LBL.
..LYONS..09/02/20
ATTN...WFO...AMA...OUN...LUB...
&&
STATUS REPORT FOR WS 482
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
OKC009-045-055-057-059-129-153-020240-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
BECKHAM ELLIS GREER
HARMON HARPER ROGER MILLS
WOODWARD
$$
TXC045-075-087-101-125-129-179-191-211-269-295-345-357-393-483-
020240-
TX
. TEXAS COUNTIES INCLUDED ARE
BRISCOE CHILDRESS COLLINGSWORTH
COTTLE DICKENS DONLEY
GRAY HALL HEMPHILL
KING LIPSCOMB MOTLEY
OCHILTREE ROBERTS WHEELER
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 482
VALID 020020Z - 020140Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 50 E LBB TO
35 SSE AMA TO 15 WSW BGD TO 30 NNE BGD TO 45 ESE LBL TO 40 WNW
AVK.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 1665
..LYONS..09/02/20
ATTN...WFO...AMA...OUN...LUB...
&&
STATUS REPORT FOR WS 482
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
OKC009-045-055-057-059-129-153-020140-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
BECKHAM ELLIS GREER
HARMON HARPER ROGER MILLS
WOODWARD
$$
TXC011-045-065-075-087-101-125-129-179-191-211-233-269-295-345-
357-393-483-020140-
TX
. TEXAS COUNTIES INCLUDED ARE
ARMSTRONG BRISCOE CARSON
CHILDRESS COLLINGSWORTH COTTLE
DICKENS DONLEY GRAY
HALL HEMPHILL HUTCHINSON
KING LIPSCOMB MOTLEY
OCHILTREE ROBERTS WHEELER
$$
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.
$$
STATUS REPORT #1 ON WW 482
VALID 012335Z - 020040Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 10 ESE LBB
TO 35 N PVW TO 25 W AMA TO 35 SE GUY TO 25 ESE LBL TO 40 S DDC.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 1665
..LYONS..09/01/20
ATTN...WFO...AMA...OUN...LUB...
&&
STATUS REPORT FOR WS 482
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
OKC007-009-045-055-057-059-129-153-020040-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
BEAVER BECKHAM ELLIS
GREER HARMON HARPER
ROGER MILLS WOODWARD
$$
TXC011-045-065-075-087-101-107-125-129-153-179-191-211-233-269-
295-345-357-375-381-393-437-483-020040-
TX
. TEXAS COUNTIES INCLUDED ARE
ARMSTRONG BRISCOE CARSON
CHILDRESS COLLINGSWORTH COTTLE
CROSBY DICKENS DONLEY
FLOYD GRAY HALL
HEMPHILL HUTCHINSON KING
LIPSCOMB MOTLEY OCHILTREE
POTTER RANDALL ROBERTS
SWISHER WHEELER
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
Note:
Click for Complete Product Text.
Tornadoes
Probability of 2 or more tornadoes
|
Low (20%)
|
Probability of 1 or more strong (EF2-EF5) tornadoes
|
Low (5%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (30%)
|
Probability of 1 or more wind events > 65 knots
|
Low (20%)
|
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% (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.
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