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

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

The horizontal transport of any feature within the atmosphere due to the movement of air (wind). This includes phenomena...

A fixed potential temperature line on adiabats, or the process of thermodynamic changes within a system without any exchange...

Condensation is the process by which water vapor in the air cools and changes into liquid water. This process is crucial...

A weather watch means there is a risk of weather hazards in the near future, which could pose a threat to life/property....

The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...

Nor'easter is a meteorological event commonly observed in the Northeastern United States and typically occurs during the...

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

A small, intense downdraft that produces damaging winds at the surface, typically lasting a few minutes and often associated...