A slow-moving system means rain could force those planning outdoor activities in the central and southern U.S. this holiday weekend to come up with a Plan B on one or more days.

Expect unpleasant weather in the second half of this week and pencil in extra time if you are traveling, including from Philadelphia to New York City, Hartford, Providence and Boston.

New video gives a stunning, up close look at the damage and destruction caused by a deadly EF3 tornado that raced through St. Louis, Missouri. You’ll see why a curfew was issued over the weekend and why Mayor Cara Spencer said her heart aches for her city.

We are approaching the peak time to see the Milky Way lighting up the night sky, but knowing the right conditions for viewing and where to look are key. Watch this video to see how to spot it during the coming weeks.

People in several Colorado neighborhoods recorded stunning video as tornadoes raced through communities like Elizabeth and Bennett on Sunday. Dozens of homes were damaged across Elbert, Adams and Arapahoe counties.