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

The expected rate of temperature decrease in an adiabatically rising air parcel when there is no heat exchange with the environment....

A thermodynamic change process in the system without any exchange of heat or transfer of energy between systems. This process...

A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the...

A condition in which the stratification of the atmosphere depends on both air temperature and pressure, and where surfaces...

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

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

Weather intelligence is technology that provides predictive and actionable insights, allowing businesses to adapt to weather-related...

A cold core high is a high-pressure system with cold air at its center. These systems are typically associated with clear...

The jet stream forming the boundary between tropical air and sub-tropical air, characterized by isothermal compression and...

In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...

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