Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL7
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 717
NWS Storm Prediction Center Norman OK
525 AM CST Sat Dec 28 2024
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Southwestern Arkansas
Extreme southeastern Oklahoma
North-central and northeast Texas
* Effective this Saturday morning from 525 AM until NOON CST.
* Primary threats include...
Scattered large hail and isolated very large hail events to 2
inches in diameter possible
SUMMARY...Increasing coverage and intensity of elevated
thunderstorms, with potential for large hail, are expected through
the remainder of the morning, with activity spreading from the DFW
Metroplex vicinity into the Arklatex. A separate tornado threat may
evolve later this morning in or near the southern/eastern parts of
this watch, and would be addressed then and separately.
The severe thunderstorm watch area is approximately along and 50
statute miles north and south of a line from 25 miles north
northwest of Stephenville TX to 10 miles north northeast of
Texarkana AR. For a complete depiction of the watch see the
associated watch outline update (WOUS64 KWNS WOU7).
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 inches. Extreme turbulence and surface wind gusts to 50 knots. A
few cumulonimbi with maximum tops to 450. Mean storm motion vector
25030.
...Edwards
SEL7
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 717
NWS Storm Prediction Center Norman OK
525 AM CST Sat Dec 28 2024
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Southwestern Arkansas
Extreme southeastern Oklahoma
North-central and northeast Texas
* Effective this Saturday morning from 525 AM until NOON CST.
* Primary threats include...
Scattered large hail and isolated very large hail events to 2
inches in diameter possible
SUMMARY...Increasing coverage and intensity of elevated
thunderstorms, with potential for large hail, are expected through
the remainder of the morning, with activity spreading from the DFW
Metroplex vicinity into the Arklatex. A separate tornado threat may
evolve later this morning in or near the southern/eastern parts of
this watch, and would be addressed then and separately.
The severe thunderstorm watch area is approximately along and 50
statute miles north and south of a line from 25 miles north
northwest of Stephenville TX to 10 miles north northeast of
Texarkana AR. For a complete depiction of the watch see the
associated watch outline update (WOUS64 KWNS WOU7).
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 inches. Extreme turbulence and surface wind gusts to 50 knots. A
few cumulonimbi with maximum tops to 450. Mean storm motion vector
25030.
...Edwards
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW7
WW 717 SEVERE TSTM AR OK TX 281125Z - 281800Z
AXIS..50 STATUTE MILES NORTH AND SOUTH OF LINE..
25NNW SEP/STEPHENVILLE TX/ - 10NNE TXK/TEXARKANA AR/
..AVIATION COORDS.. 45NM N/S /69WSW TTT - 8ENE TXK/
HAIL SURFACE AND ALOFT..2 INCHES. WIND GUSTS..50 KNOTS.
MAX TOPS TO 450. MEAN STORM MOTION VECTOR 25030.
LAT...LON 33289834 34319393 32869393 31839834
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU7.
Watch 717 Status Report Messages:
STATUS REPORT #2 ON WW 717
VALID 281545Z - 281640Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 NW ACT TO
30 S FTW TO 15 ENE TXK.
..SQUITIERI..12/28/24
ATTN...WFO...SHV...FWD...
&&
STATUS REPORT FOR WS 717
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ARC027-057-073-091-099-139-281640-
AR
. ARKANSAS COUNTIES INCLUDED ARE
COLUMBIA HEMPSTEAD LAFAYETTE
MILLER NEVADA UNION
$$
TXC035-037-063-067-139-213-217-251-257-315-343-349-423-459-467-
499-281640-
TX
. TEXAS COUNTIES INCLUDED ARE
BOSQUE BOWIE CAMP
CASS ELLIS HENDERSON
HILL JOHNSON KAUFMAN
MARION MORRIS NAVARRO
SMITH UPSHUR VAN ZANDT
WOOD
$$
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.
$$
STATUS REPORT #1 ON WW 717
VALID 281335Z - 281440Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 15 NW SEP TO
15 NNE TXK.
FOR ADDITIONAL INFORMATION SEE FORTHCOMING MESOSCALE DISCUSSION
2296.
..GRAMS..12/28/24
ATTN...WFO...SHV...FWD...
&&
STATUS REPORT FOR WS 717
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ARC057-081-091-281440-
AR
. ARKANSAS COUNTIES INCLUDED ARE
HEMPSTEAD LITTLE RIVER MILLER
$$
TXC035-037-063-067-139-143-159-213-217-221-223-251-257-315-343-
349-379-423-425-449-459-467-499-281440-
TX
. TEXAS COUNTIES INCLUDED ARE
BOSQUE BOWIE CAMP
CASS ELLIS ERATH
FRANKLIN HENDERSON HILL
HOOD HOPKINS JOHNSON
KAUFMAN MARION MORRIS
NAVARRO RAINS SMITH
SOMERVELL TITUS UPSHUR
VAN ZANDT WOOD
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
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 (5%)
|
Wind
Probability of 10 or more severe wind events
|
Low (10%)
|
Probability of 1 or more wind events > 65 knots
|
Low (<5%)
|
Hail
Probability of 10 or more severe hail events
|
Mod (40%)
|
Probability of 1 or more hailstones > 2 inches
|
Mod (30%)
|
Combined Severe Hail/Wind
Probability of 6 or more combined severe hail/wind events
|
Mod (60%)
|
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.
weather.gov 
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