The naturally recurring phenomenon known as El Niño happens every 3 to 7 years, but no one knows exactly why it occurs, according to NASA's NOAA. This year's El Niño has made a big impact on the West Coast of the United States, with heavy rain, mudslides and coastal flooding. Meta Pettus McClatchy
The naturally recurring phenomenon known as El Niño happens every 3 to 7 years, but no one knows exactly why it occurs, according to NASA's NOAA. This year's El Niño has made a big impact on the West Coast of the United States, with heavy rain, mudslides and coastal flooding. Meta Pettus McClatchy

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Update: Storms lined up to deliver rain, snow through weekend

January 13, 2016 8:50 AM

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