309
WWUS20 KWNS 110429
SEL7
SPC WW 110429
KSZ000-OKZ000-111100-

URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 587
NWS Storm Prediction Center Norman OK
1130 PM CDT Sun Aug 10 2025

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of
  Southern Kansas
  Northern Oklahoma

* Effective this Sunday night and Monday morning from 1130 PM
  until 600 AM CDT.

* Primary threats include...
  Scattered damaging winds and isolated significant gusts to 75
    mph possible
  Scattered large hail and isolated very large hail events to 2
    inches in diameter possible
  A tornado or two possible

SUMMARY...Scattered severe storms will persist near the
Kansas/Oklahoma border vicinity into the overnight, including the
potential that a developing cluster across southwest Kansas may
further organize and intensify with some increase in wind damage
potential as it moves eastward. An episodic risk for large hail will
also exist.

The severe thunderstorm watch area is approximately along and 60
statute miles north and south of a line from 55 miles west of
Medicine Lodge KS to 25 miles north of Bartlesville OK. 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.

&&

OTHER WATCH INFORMATION...CONTINUE...WW 586...

AVIATION...A few severe thunderstorms with hail surface and aloft to
2 inches. Extreme turbulence and surface wind gusts to 65 knots. A
few cumulonimbi with maximum tops to 550. Mean storm motion vector
28030.

...Guyer