The West Coast will see a final round of rain and snow Friday as a multi-day atmospheric river concludes and shifts eastward, becoming the nation's next big winter storm.

NBC News’ Al Roker sits down with climate scientist Alexander Gershunov to explain the climate drivers that helped fuel the ...

The Los Angeles area is preparing for the tail end of an atmospheric river that will bring "beneficial rain," forecasters say.

Here's how officials are preparing for the risk of mudslides around the Palisades Fire burn area — and what residents should ...