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 percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.
The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...
The process by which a solid changes directly into a gas without first becoming a liquid, such as ice turning into water...
A thin, white cloud layer that is intertwined or separate, arranged in regular order, and does not cast a shadow.
A thick cloud of tiny water droplets suspended in the atmosphere near the Earth's surface, significantly reducing visibility.
Nimbostratus clouds are thick, dark, gray clouds associated with rainy and gloomy days that block the Sun. These clouds,...
A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...
A closed low, also known as a cut-off low, is a low-pressure system that is entirely isolated from the main atmospheric circulation...
A weather watch means there is a risk of weather hazards in the near future, which could pose a threat to life/property....
Condensation pressure deficit refers to the difference between the actual vapor pressure and the saturation vapor pressure...