WWUS84 KOUN 182327 SPSOUN Special Weather Statement National Weather Service Norman OK 627 PM CDT Mon May 18 2026 OKZ015-016-190000- Dewey OK-Custer OK- 627 PM CDT Mon May 18 2026 ...A strong thunderstorm will impact portions of western Custer and south central Dewey Counties through 700 PM CDT... At 627 PM CDT, Doppler radar was tracking a strong thunderstorm near Butler, moving northeast at 40 mph. HAZARD...Wind gusts up to 50 mph and half inch hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Butler and Foss Reservoir. PRECAUTIONARY/PREPAREDNESS ACTIONS... If outdoors, consider seeking shelter inside a building. && LAT...LON 3551 9916 3552 9934 3574 9935 3592 9905 3576 9888 TIME...MOT...LOC 2327Z 223DEG 35KT 3564 9923 MAX HAIL SIZE...0.50 IN MAX WIND GUST...50 MPH $$ MDU