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 prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...

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

A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...

Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.

Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...

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

Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...

The narrow region between 35-40 ° N and S latitudes in the Northern and Southern Hemispheres, lying between the tropical...

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

Ball lightning appears during thunderstorms, taking the shape of glowing, electric orbs in the sky. It can appear in a variety...