they typically release this moisture as rain or snow and can often cover a huge region moving into a coastal area. AccuWeather meteorologist Matt Rinde told Newsweek that "Pineapple Express ...

Atmospheric rivers happen all over the planet, but a Pineapple Express refers to a specific recurring atmospheric river that hits the U.S. West Coast.

What's an Atmospheric River? A Pineapple Express? AP Explains the Weather Phenomenon Atmospheric rivers are a plume of moisture that extend across the Pacific to near Hawaii. When they hit land ...