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

Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.

A middle cloud type within the B family in the international cloud classification. These clouds consist of water droplets...

A distinct layer in a body of water where the temperature changes rapidly with depth, separating warmer surface water from...

The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.

An instrument that continuously records atmospheric pressure over time. It uses a barometer to measure pressure and creates...

A mass of very cold, dry air that mostly originates over the Arctic Ocean.

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

The belt between 50-70 ° N and S latitudes in the Northern and Southern Hemispheres, adjacent to the Polar Region. Although...

A large body of air having similar horizontal temperature and moisture characteristics.

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