An atmospheric river brought additional rain, strong winds, and flooding to the Bay Area Tuesday, triggering evacuation ...

What is a Pineapple Express? It's a type of atmospheric river that forms a long, narrow tract in the Earth’s atmosphere. This jet stream gathers moisture from the tropics near the equator and ...

Heavy rain and heavy snow are expected to affect Northern California this weekend as an atmospheric river arrives.

State officials warned that the atmospheric river could bring the risk of power ... The weather agency shared a map on social media with potential rain totals through next Thursday.