Tornadoes in southeastern Kentucky resulted in at least 19 confirmed fatalities, with a potential for a higher death toll. While Louisville experienced tree damage and power outages, no life-threatening injuries were reported.

Kansas and northern areas of Oklahoma have the highest 'moderate' risk with a population of nearly one million at threat from the most severe thunderstorms and tornadoes. By Tuesday, more than four million will be under the highest risk of severe storms and tornadoes across central and eastern Oklahoma and into the Ozarks.