Forecasters warned people celebrating Father’s Day outdoors to take precautions as triple-digit temperatures prompted heat advisories across much of the southern U.S., triggered thunderstorms that knocked out power from Oklahoma to Mississippi and whipped up winds that raised wildfire threats in Arizona and New Mexico.
A suspected tornado struck near Scranton, Arkansas early Sunday, destroying chicken houses and toppling trees onto homes, the National Weather Service said. There were no immediate reports of serious injuries.
