Severe weather will threaten different areas of the country, including the mid-Atlantic, Southeast and Plains over the next few days. Damaging winds, large hail and isolated tornadoes are all possible. On Monday, the threat includes places like Philadelphia, Washington, D.C., Charlotte, Atlanta and Birmingham, as well as Denver and Cheyenne. On Tuesday and Wednesday, the threat remains in parts of the Rockies and Plains. Time it all out here.