Two atmospheric rivers dumped heavy rain from the valley to the Sierra resulting in rises on area waterways. Here's how the ...

The atmospheric river brought severe thunderstorms to San Francisco on Tuesday. And while trees toppled, the heavy rain also caused a rockslide atop Telegraph Hill.

Parts of northern California could see up to a foot of rain, but Phoenix will remain dry and warmer than usual.

You may have heard meteorologists using the phrases "atmospheric river" and "Pineapple Express" when talking about wet weather in California, but what do they really mean?

Ozone pollution, typically associated with warm weather and strong sunlight, has begun to manifest alarmingly in winter. This surprising phenomenon has surfaced in several regions, most notably ...

Wildfire aerosols travel thousands of kilometers to the Arctic, influencing ice cloud formation at warmer temperatures.

What’s the connection between climate change and an increase in so-called atmospheric rivers?

An atmospheric river is essentially a narrow band of Pacific moisture, water vapor, that is funneled into a long narrow flow.

Climate change has amplified the intensity and frequency of atmospheric rivers, because warmer air holds more moisture.

KOIN 6 Meteorologist Josh Cozart explains the rainy and windy weather transition to possible snow as February begins in ...

Clouds, composed of tiny water droplets or ice crystals, play a vital role in regulating Earth's climate by influencing the ...

The Department of Environmental, Earth and Atmospheric Sciences (EEAS) offers undergraduate and graduate degrees with unique interdisciplinary study programs encompassing Geosciences, Meteorology, ...