Clouds need two essential ingredients to form, and both must be present simultaneously for the process to begin. There are two ingredients needed for clouds to form: water and nuclei. The first ...

Have you ever looked up at the sky and noticed how clouds often form in distinct layers, with some huddled close to the ground while others seem to float high above? The stratification of clouds in ...

This week's question comes from Regina, who asks about one of the basic elements of our weather, "Why do clouds form?" Meteorologist Rob Shackelford: This might sound like a weird analogy, but I need ...

Have you ever looked up at the clouds in the sky and wondered how they form? Understanding cloud formation is really important for studying weather patterns and making accurate forecasts. Those clouds ...

SEATTLE — Even a clear sky contains layers of wet and dry air, that is, layers with different humidities. You can’t see these layers unless the humidity is high enough for the moisture in the layer to ...