See what's behind Pineapple Express

Back-to-back atmospheric river storms are set to hit Los Angeles County this week — giving the region much-needed moisture ...
The term “atmospheric river” was coined in 1994 and has since quickly gained popularity. But what does it really mean?
At atmospheric river continues to slam portions of California Tuesday, with multiple inches of rain expected until Wednesday. morning.
After an unusually dry January, a weather system called an atmospheric river - or Pineapple Express - is now headed towards ...