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

A continental air mass is a large body of air that forms over land, characterized by dry conditions due to the lack of moisture...

A middle cloud type within the B family in the international cloud classification. These are shaded clouds that can be white...

Confluence refers to the area where two or more air streams or bodies of water meet and combine. In meteorology, it often...

The amount of water vapor present in the air, which can affect comfort levels and weather conditions.

A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.

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

Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...

Conduction is the transfer of heat or electricity through a material without the material itself moving. This occurs when...

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

Bright and dark rays with changing colors and contrast in the sky. These rays become visible due to the reflection of atmospheric...