Along California’s 1,000‑mile shoreline, a new generation of maps is turning an abstract climate threat into something uncomfortably specific: street‑by‑street projections of which neighborhoods could ...

A form of harmful air pollution that often can't be plainly observed is now being tracked with a groundbreaking new tool developed by scientists that allows residents to see where it's coming from.

A powerful winter storm is expected to bring heavy snow to California's mountains starting Monday night. The Sierra Nevada ...

"It will be a wet week across California as a series of storm systems slam into the state," an AccuWeather meteorologist said ...

California is preparing for back-to-back atmospheric rivers bringing heavy rain and wind. The storms are expected to cause travel disruptions during the busy holiday period. Potential impacts include ...