The second of three atmospheric rivers is battering the West, bringing prolific mountain snows and soaking rains in the lower elevations and driving the risk of flooding and avalanches. Yet another in the recent series of storms will approach Northern California late in the week.

Atmospheric river after atmospheric river is rocking the West with relentless heavy rain and snow. This moisture, originating from Hawaii, is known as a Pineapple Express. A second storm is forecast to follow closely behind the first,

The second in a series of atmospheric river storms is set to arrive in Northern California on Monday, prompting flood watches for much of the region and a winter storm warning up in the Sierra.