Many atmospheric river events are weak. But the powerful ones can transport extraordinary amounts of moisture. Studies have ...

An atmospheric river brought 2-8" of rain and multiple feet of snow to California since Wednesday evening. The rain prompted ...

Mudslides, flooding downpours and feet of mountain snow were unleashed across California as the biggest storm so far this ...

Another atmospheric river is expected to bring heavy rain to ... Storm system to dump heavy snow over the Sierra Nevada This week's storm won't only bring rain to the Golden State.

Along with much-needed water to the state’s reservoirs, the precipitation also brings dangerous driving conditions and the threat of local flooding.