The Northwest is bracing for a strong storm system to move in this week, fueled by an atmospheric river​ and bomb cyclone. What do those terms mean?

Cliff Mass noted that the storm is similar to a category 1 hurricane, but regarded as a cyclone given its energy source. It ...

The National Weather Service and Washington weather expert Cliff Mass say Washington will see winds up to 65mph this week.

The strongest storm in years is about to hit parts of Western Washington, according to UW Atmospheric Sciences professor ...

A huge storm is predicted to hit Washington, Oregon, and California this week linked to atmospheric river weather systems.

A new hurricane could be growing in the Pacific in the wake of Hurricane Kristy reaching Category 5 in strength. The ...

Hurricane Kristy strengthened into a Category 5 hurricane on Thursday. It has since weakened slightly to a Category 3.

Four separate storm systems are churning their way through the West Pacific simultaneously, a rare occurrence resulting from ...

It is the first time on record that more than three tropical storms have occurred at the same time in November in the region.

La Niña winters are typically drier and warmer in the Southwest, but the current forecast leaves room for questions.

MEXICO CITY (AP) — Kristy strengthened into a hurricane in the eastern Pacific Ocean on Tuesday and was expected to remain away from land as the storm grows more powerful, forecasters said.