At 449 PM EDT, Doppler radar was tracking a strong thunderstorm over Roaring River, or near Ronda, moving east at 15 mph. HAZARD...Wind gusts up to 40 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... North Wilkesboro... Jonesville... Boonville... Ronda... Windy Gap... Buck Shoals... and Pleasant Hill.