Boris won't last long, but Cristina may linger near the Pacific coast of Central America for days. Flooding rain is the main threat from both systems.

The Plains and Midwest will start out hot. The East Coast joins in later this week, followed by searing Northwest heat. Here's who could set daily records.

Here's how hot and humid the World Cup cities in the U.S., Mexico and Canada typically are in June and July, and how much it's increasing in a warming world.

This four-day heat wave felt more like the middle of summer than the week before Memorial Day. Here were the hot highlights.

You’d be surprised what isn’t covered by your home or renter’s insurance policy, especially when you read the fine print.