Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL5
URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 555
NWS Storm Prediction Center Norman OK
635 PM CST Fri Dec 10 2021
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
Southwest Arkansas
Far southeast Oklahoma
Northeast Texas
* Effective this Friday evening from 635 PM until 1100 PM CST.
* Primary threats include...
A few tornadoes and a couple intense tornadoes possible
Scattered large hail and isolated very large hail events to 2
inches in diameter possible
Isolated damaging wind gusts to 70 mph possible
SUMMARY...Discrete supercell should intensify as it impinges on
greater low-level shear near the Texarkana area, with a strong
tornado possible as it spreads across southwest Arkansas. Additional
storms will form along the cold front later this evening with mainly
a wind/hail threat.
The tornado watch area is approximately along and 60 statute miles
east and west of a line from 25 miles northeast of De Queen AR to 60
miles southwest of Texarkana AR. For a complete depiction of the
watch see the associated watch outline update (WOUS64 KWNS WOU5).
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 552...WW 553...WW 554...
AVIATION...Tornadoes and 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 450. Mean
storm motion vector 24035.
...Grams
SEL5
URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 555
NWS Storm Prediction Center Norman OK
635 PM CST Fri Dec 10 2021
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
Southwest Arkansas
Far southeast Oklahoma
Northeast Texas
* Effective this Friday evening from 635 PM until 1100 PM CST.
* Primary threats include...
A few tornadoes and a couple intense tornadoes possible
Scattered large hail and isolated very large hail events to 2
inches in diameter possible
Isolated damaging wind gusts to 70 mph possible
SUMMARY...Discrete supercell should intensify as it impinges on
greater low-level shear near the Texarkana area, with a strong
tornado possible as it spreads across southwest Arkansas. Additional
storms will form along the cold front later this evening with mainly
a wind/hail threat.
The tornado watch area is approximately along and 60 statute miles
east and west of a line from 25 miles northeast of De Queen AR to 60
miles southwest of Texarkana AR. For a complete depiction of the
watch see the associated watch outline update (WOUS64 KWNS WOU5).
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 552...WW 553...WW 554...
AVIATION...Tornadoes and 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 450. Mean
storm motion vector 24035.
...Grams
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW5
WW 555 TORNADO AR OK TX 110035Z - 110500Z
AXIS..60 STATUTE MILES EAST AND WEST OF LINE..
25NE DEQ/DE QUEEN AR/ - 60SW TXK/TEXARKANA AR/
..AVIATION COORDS.. 50NM E/W /48N TXK - 25N GGG/
HAIL SURFACE AND ALOFT..2 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 450. MEAN STORM MOTION VECTOR 24035.
LAT...LON 34309304 32839370 32839576 34309514
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU5.
Watch 555 Status Report Messages:
STATUS REPORT #2 ON WW 555
VALID 110450Z - 110540Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 25 NW TYR TO
40 SE PRX TO 30 SSW DEQ TO 30 W HOT.
..BENTLEY..12/11/21
ATTN...WFO...SHV...
&&
STATUS REPORT FOR WT 555
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ARC057-061-081-133-110540-
AR
. ARKANSAS COUNTIES INCLUDED ARE
HEMPSTEAD HOWARD LITTLE RIVER
SEVIER
$$
TXC037-063-159-343-449-459-499-110540-
TX
. TEXAS COUNTIES INCLUDED ARE
BOWIE CAMP FRANKLIN
MORRIS TITUS UPSHUR
WOOD
$$
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.
$$
STATUS REPORT #1 ON WW 555
VALID 110225Z - 110340Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..BENTLEY..12/11/21
ATTN...WFO...SHV...
&&
STATUS REPORT FOR WT 555
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ARC027-057-061-073-081-091-099-133-110340-
AR
. ARKANSAS COUNTIES INCLUDED ARE
COLUMBIA HEMPSTEAD HOWARD
LAFAYETTE LITTLE RIVER MILLER
NEVADA SEVIER
$$
OKC089-110340-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
MCCURTAIN
$$
TXC037-063-067-159-315-343-387-449-459-499-110340-
TX
. TEXAS COUNTIES INCLUDED ARE
BOWIE CAMP CASS
FRANKLIN MARION MORRIS
RED RIVER TITUS UPSHUR
WOOD
$$
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
|
Mod (50%)
|
Probability of 1 or more strong (EF2-EF5) tornadoes
|
Mod (40%)
|
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 (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
|
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.
weather.gov 
@NWSSPC
