Heavy rain is hitting the Bay Area and coastal areas this week as an atmospheric river moves through Northern California.
You may have heard meteorologists using the phrases "atmospheric river" and "Pineapple Express" when talking about wet weather in California, but what do they really mean?
The atmospheric river's effects are expected to last at least through Tuesday, one meteorologist told Newsweek.
After weeks of dry weather, an atmospheric river event begins Friday, kicking off a dramatic flip in the forecast for Lake ...