After weeks of dry weather, an atmospheric river event is expected to begin Friday, kicking off a dramatic flip in the forecast for Lake Tahoe and the Sierra Nevada. The storm system is forecast ...

But what is an atmospheric river? Here's a look at the upcoming weather patterns in Reno and Lake Tahoe as well as the weather terms you might hear in the upcoming days. What is an atmospheric river?

A winter storm could bring up to 3 feet of snow to the Lake Tahoe area starting Monday as an atmospheric river hits Northern California and northwest Nevada. Meanwhile, high wind warnings remain ...