The well-known example of a strong atmospheric river gets its name because the moisture builds up in the tropical Pacific around Hawaii and can wallop the U.S. and Canada's West Coasts with heavy ...

Atmospheric river, he says, is similar ... the storms – to learn more about atmospheric rivers. "The more we sample these storms, the more accurate the forecasts become," said Ralph.

An atmospheric river is exactly what it sounds like ... early-season storms and then not much more. October 2021 is an example: A really strong storm hit that month, with record-breaking ...

Some atmospheric river pathways are so well-known that they have their own affectionate names. The "Pineapple Express," for example, speeds tropical Pacific moisture from around Hawaii toward the ...

This story appears in the spring 2025 issue of UC San Diego Magazine as “Taking Flight.” ...

An exceptionally powerful atmospheric river fueled the deadly early April flooding disaster in the central and southern United States — a historic flood event and a poignant example of how the ...

for example, is strongest east of the Mississippi and in the winter season." The study underscores the critical need to enhance atmospheric river forecasting capabilities to improve predictions of ...