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
Tornado Watch Number 156
NWS Storm Prediction Center Norman OK
540 PM CDT Sun Apr 20 2025
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
Eastern Arkansas
Far Southeast Missouri
* Effective this Sunday afternoon from 540 PM until Midnight CDT.
* Primary threats include...
A few tornadoes possible
Scattered damaging wind gusts to 70 mph possible
Isolated large hail events to 1.5 inches in diameter possible
SUMMARY...Severe storms including supercells are expected to move
into the region this evening, including tornado potential aside from
large hail and damaging winds.
The tornado watch area is approximately along and 45 statute miles
east and west of a line from 35 miles northeast of Walnut Ridge AR
to 25 miles southwest of Monticello AR. For a complete depiction of
the watch see the associated watch outline update (WOUS64 KWNS
WOU6).
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 154...WW 155...
AVIATION...Tornadoes and 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 500. Mean
storm motion vector 23035.
...Guyer
SEL6
URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 156
NWS Storm Prediction Center Norman OK
540 PM CDT Sun Apr 20 2025
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
Eastern Arkansas
Far Southeast Missouri
* Effective this Sunday afternoon from 540 PM until Midnight CDT.
* Primary threats include...
A few tornadoes possible
Scattered damaging wind gusts to 70 mph possible
Isolated large hail events to 1.5 inches in diameter possible
SUMMARY...Severe storms including supercells are expected to move
into the region this evening, including tornado potential aside from
large hail and damaging winds.
The tornado watch area is approximately along and 45 statute miles
east and west of a line from 35 miles northeast of Walnut Ridge AR
to 25 miles southwest of Monticello AR. For a complete depiction of
the watch see the associated watch outline update (WOUS64 KWNS
WOU6).
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 154...WW 155...
AVIATION...Tornadoes and 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 500. Mean
storm motion vector 23035.
...Guyer
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW6
WW 156 TORNADO AR MO 202240Z - 210500Z
AXIS..45 STATUTE MILES EAST AND WEST OF LINE..
35NE ARG/WALNUT RIDGE AR/ - 25SW LLQ/MONTICELLO AR/
..AVIATION COORDS.. 40NM E/W /32NE ARG - 35ENE ELD/
HAIL SURFACE AND ALOFT..1.5 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 23035.
LAT...LON 36488967 33389128 33389284 36489129
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU6.
Watch 156 Status Report Message has not been issued yet.
Probability of 1 or more strong (EF2-EF5) tornadoes
Low (20%)
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 (80%)
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.
