Storm Fueled By Atmospheric River To Pummel Sierra In ‘Biggest Storm Of The Season’ So Far

A roaring “pineapple express” is expected to blast the Sierra Wednesday and Thursday, marking the biggest storm of the season so far. The warm, moisture-rich storm is fueled by an “atmospheric river” originating in the South Pacific and predicted to bring up to a foot and above of snow at elevations as low as 7,500 feet.