At 753 PM CDT, Doppler radar was tracking a strong thunderstorm near Yates Crossing, moving southeast at 40 mph. HAZARD...Wind gusts of 50 to 55 mph and nickel size hail. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... London, Streeter, Long Mountain, Yates Crossing, The Intersection Of Highway 29 And Ranch Road 1222, and Erna.