Weather balloons and “hurricane hunter” planes aid the science of understanding California’s atmospheric rivers.

An atmospheric river event is forecast to rainfall, snow, and the potential for flooding to parts of California this week.

Areas charred by last month's wildfires in Southern California now face a new threat from a powerful, but fast-moving Pacific ...

We will start the day with cloud coverage, followed by mostly sunny skies Tuesday afternoon before rain arrives tomorrow.

Extreme precipitation events in Antarctica, which are mostly dominated by snowfall due to sub-zero temperatures, also include rainfall, according to new research.

Rainy conditions are expected to begin sometime Wednesday, and the National Weather Service has already issued a flash flood watch that will be in effect from Thursday afternoon through late Thursday ...