Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL0
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 370
NWS Storm Prediction Center Norman OK
935 PM CDT Sat Jul 10 2021
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Southern Oklahoma
Northwest and north central Texas
* Effective this Saturday night and Sunday morning from 935 PM
until 300 AM CDT.
* Primary threats include...
Scattered damaging wind gusts to 70 mph possible
Isolated large hail events to 1.5 inches in diameter possible
SUMMARY...A line of severe storms in central Oklahoma will likely
continue to spread south-southeastward into the overnight hours,
with additional storm development expected on the west end of the
line. The strongest embedded storms will pose a threat for damaging
winds and isolated large hail.
The severe thunderstorm watch area is approximately along and 40
statute miles north and south of a line from 60 miles southwest of
Altus OK to 55 miles east northeast of Ardmore OK. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU0).
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 365...WW 367...WW
368...WW 369...
AVIATION...A few severe thunderstorms with hail surface and aloft to
1.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 550. Mean storm motion vector
35025.
...Thompson
SEL0
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 370
NWS Storm Prediction Center Norman OK
935 PM CDT Sat Jul 10 2021
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Southern Oklahoma
Northwest and north central Texas
* Effective this Saturday night and Sunday morning from 935 PM
until 300 AM CDT.
* Primary threats include...
Scattered damaging wind gusts to 70 mph possible
Isolated large hail events to 1.5 inches in diameter possible
SUMMARY...A line of severe storms in central Oklahoma will likely
continue to spread south-southeastward into the overnight hours,
with additional storm development expected on the west end of the
line. The strongest embedded storms will pose a threat for damaging
winds and isolated large hail.
The severe thunderstorm watch area is approximately along and 40
statute miles north and south of a line from 60 miles southwest of
Altus OK to 55 miles east northeast of Ardmore OK. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU0).
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 365...WW 367...WW
368...WW 369...
AVIATION...A few severe thunderstorms with hail surface and aloft to
1.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 550. Mean storm motion vector
35025.
...Thompson
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW0
WW 370 SEVERE TSTM OK TX 110235Z - 110800Z
AXIS..40 STATUTE MILES NORTH AND SOUTH OF LINE..
60SW LTS/ALTUS OK/ - 55ENE ADM/ARDMORE OK/
..AVIATION COORDS.. 35NM N/S /24SSE CDS - 23SW MLC/
HAIL SURFACE AND ALOFT..1.5 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 550. MEAN STORM MOTION VECTOR 35025.
LAT...LON 34610001 35169613 34009613 33450001
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU0.
Watch 370 Status Report Messages:
STATUS REPORT #4 ON WW 370
VALID 110655Z - 110740Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 15 ENE CDS
TO 45 W GYI TO 5 NW GYI TO 35 NE DUA.
..GOSS..07/11/21
ATTN...WFO...OUN...FWD...
&&
STATUS REPORT FOR WS 370
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
OKC005-013-110740-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
ATOKA BRYAN
$$
TXC009-023-077-097-155-181-197-275-337-485-487-110740-
TX
. TEXAS COUNTIES INCLUDED ARE
ARCHER BAYLOR CLAY
COOKE FOARD GRAYSON
HARDEMAN KNOX MONTAGUE
WICHITA WILBARGER
$$
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.
$$
STATUS REPORT #3 ON WW 370
VALID 110545Z - 110640Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 5 NNW LTS TO
25 SE FSI TO 20 SW MLC.
..GOSS..07/11/21
ATTN...WFO...OUN...FWD...
&&
STATUS REPORT FOR WS 370
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
OKC005-013-019-033-067-069-085-095-099-110640-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
ATOKA BRYAN CARTER
COTTON JEFFERSON JOHNSTON
LOVE MARSHALL MURRAY
$$
TXC009-023-077-097-155-181-197-275-337-485-487-110640-
TX
. TEXAS COUNTIES INCLUDED ARE
ARCHER BAYLOR CLAY
COOKE FOARD GRAYSON
HARDEMAN KNOX MONTAGUE
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 370
VALID 110330Z - 110440Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..MOSIER..07/11/21
ATTN...WFO...OUN...FWD...
&&
STATUS REPORT FOR WS 370
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
OKC005-013-019-029-033-049-063-067-069-085-095-099-123-133-137-
110440-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
ATOKA BRYAN CARTER
COAL COTTON GARVIN
HUGHES JEFFERSON JOHNSTON
LOVE MARSHALL MURRAY
PONTOTOC SEMINOLE STEPHENS
$$
TXC009-023-077-097-155-181-197-275-337-485-487-110440-
TX
. TEXAS COUNTIES INCLUDED ARE
ARCHER BAYLOR CLAY
COOKE FOARD GRAYSON
HARDEMAN KNOX MONTAGUE
WICHITA WILBARGER
$$
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.
$$
STATUS REPORT #1 ON WW 370
VALID 110330Z - 110440Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..MOSIER..07/11/21
ATTN...WFO...OUN...FWD...
&&
STATUS REPORT FOR WS 370
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
OKC005-013-019-029-033-049-063-067-069-085-095-099-123-133-137-
110440-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
ATOKA BRYAN CARTER
COAL COTTON GARVIN
HUGHES JEFFERSON JOHNSTON
LOVE MARSHALL MURRAY
PONTOTOC SEMINOLE STEPHENS
$$
TXC009-023-077-097-155-181-197-275-337-485-487-110440-
TX
. TEXAS COUNTIES INCLUDED ARE
ARCHER BAYLOR CLAY
COOKE FOARD GRAYSON
HARDEMAN KNOX MONTAGUE
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
|
Low (10%)
|
Probability of 1 or more strong (EF2-EF5) tornadoes
|
Low (<2%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (50%)
|
Probability of 1 or more wind events > 65 knots
|
Low (20%)
|
Hail
Probability of 10 or more severe hail events
|
Mod (30%)
|
Probability of 1 or more hailstones > 2 inches
|
Low (20%)
|
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.