Storm Prediction Center Severe Thunderstorm Watch 289
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4 months ago
Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended. Note: Click for Watch Status Reports.
SEL9
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 289
NWS Storm Prediction Center Norman OK
455 PM CDT Sun May 18 2025
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Northern Arkansas
* Effective this Sunday afternoon and evening from 455 PM until
1100 PM CDT.
* Primary threats include...
Scattered large hail and isolated very large hail events to 2
inches in diameter possible
Scattered damaging wind gusts to 70 mph possible
A tornado or two possible
SUMMARY...A supercell cluster with a history of producing up to 2
inch diameter hail and severe/damaging winds of 60-70 mph will
likely continue to move east-southeastward across parts of northern
Arkansas late this afternoon and into the evening.
The severe thunderstorm watch area is approximately along and 40
statute miles north and south of a line from 35 miles southwest of
Harrison AR to 35 miles east southeast of Batesville AR. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU9).
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 286...WW 287...WW 288...
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
28040.
...Gleason
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW9
WW 289 SEVERE TSTM AR 182155Z - 190400Z
AXIS..40 STATUTE MILES NORTH AND SOUTH OF LINE..
35SW HRO/HARRISON AR/ - 35ESE BVX/BATESVILLE AR/
..AVIATION COORDS.. 35NM N/S /33SE RZC - 35S ARG/
HAIL SURFACE AND ALOFT..2 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 550. MEAN STORM MOTION VECTOR 28040.
LAT...LON 36499359 36119107 34969107 35339359
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU9.
Watch 289 Status Report Messages:
STATUS REPORT #1 ON WW 289
VALID 182330Z - 190040Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 20 SE FYV TO
35 SE UNO.
..WEINMAN..05/18/25
ATTN...WFO...LZK...
&&
STATUS REPORT FOR WS 289
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ARC023-029-045-049-063-065-067-071-075-101-115-129-135-137-141-
145-147-190040-
AR
. ARKANSAS COUNTIES INCLUDED ARE
CLEBURNE CONWAY FAULKNER
FULTON INDEPENDENCE IZARD
JACKSON JOHNSON LAWRENCE
NEWTON POPE SEARCY
SHARP STONE VAN BUREN
WHITE WOODRUFF
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
Probability of 1 or more strong (EF2-EF5) tornadoes
Low (5%)
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 (50%)
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 (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.