Rain continues to fall across the D.C. region Thursday morning, arriving in waves and making for a soggy start to the day.

The official stats confirm the way it feels: Tucson’s monsoon rainfall is slightly below average so far this summer. As of Monday afternoon, the city had 1.88 inches since the monsoon season ...

Rainfall is essential for life across Earth's landscapes. It's the main source of fresh water for plants and animals, and us.

This stunning photo of a full-circle rainbow is among the winners from a world weather photography competition. The Royal ...