After last week's busy stretch, severe weather will pick up again late this week, lasting into Monday. Another round is expected in the nation's mid-section. Here's a closer look at the forecast.
Wildfires have been known for centuries to behave in a rhythm. Typically dying down a little overnight, so firefighters could get ahead. A new study suggests that’s no longer the case as wildfires are now burning more intensely overnight. Watch this video to see why.
The latest outlook through August shows where peak summer heat may be in the U.S., and also who might keep their cool, And, yes, El Niño may play a role.