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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The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.
The branch of science dealing with the laws of motion of air or other gases.
A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening...
Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...
A large, organized thunderstorm with a rotating updraft, often producing severe weather such as tornadoes, hail, and heavy...
The process by which a solid changes directly into a gas without first becoming a liquid, such as ice turning into water...
A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.
Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...
Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.
Weather conditions are the components that comprise the state of the atmosphere. The six main weather conditions are temperature,...