Here is your complete weather timeline from this weekend into next week. Saturday opens with explosive central Plains supercells capable of very large hail, 75+ mph winds, and tornadoes, followed by an overnight flash flood threat as storms grow into a massive complex. Sunday the severe and flooding risk shifts into the Mid-Mississippi and Ohio Valleys, while the Deep South keeps fighting renewed flooding and the West faces critical fire danger. Next week stays active with eastern heavy rain and intense building heat across the Desert Southwest and Florida.