Dark blue cloudy sky

What is Alto?

A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus and altocumulus. These clouds are often associated with changing weather patterns.

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Glossary

An elongated area of relatively low atmospheric pressure, often associated with unsettled weather conditions like storms...

A weather front formed when a cold front overtakes a warm front, lifting the warm air off the ground and resulting in a mix...

A type of cloud consisting mostly of small particles such as ice particles.

The heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...

Large, fluffy white clouds with flat bases, typically indicating fair weather, though they can develop into storm clouds...

The situation where there is no advection because the constant pressure surfaces and temperature surfaces in the atmosphere...

A towering cloud that often reaches great altitudes and is associated with thunderstorms, heavy rain, and sometimes severe...

A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...

The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...

A drainage wind that flows downhill due to gravity, often associated with cold air descending from elevated regions.