Severe weather is expected from Texas to Wisconsin over the next couple of days. Here's when you might need to change your plans.

New drone footage of Runaway Bay, Texas, shows the trail of destruction left behind by what the National Weather Service has deemed an EF2 tornado. At least two deaths were reported in North Texas, and dozens of families have lost their homes. The tornado, which brought maximum winds of 130 mph, stayed on the ground for four minutes, covering nearly a mile and a half.

Here's everything from Sunday night as we tracked dangerous, damaging storms.

One of the two super outbreaks of tornadoes in modern U.S. history happened 15 years ago. Here is what we found truly incredible about this event, along with some personal recollections.

Lake Mead is at a historic water level low. But it’s really only one example of a much bigger problem this year: extreme drought.