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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A type of cloud consisting mostly of small particles such as ice particles.
A large body of air having similar horizontal temperature and moisture characteristics.
A sudden and rapid flow of snow masses accumulated on the slopes of mountainous areas under the influence of gravity or a...
A strong wind typically ranging from 34 to 40 knots (39 to 46 miles per hour) and often associated with rough seas and stormy...
A small, intense downdraft that produces damaging winds at the surface, typically lasting a few minutes and often associated...
A cold core high is a high-pressure system with cold air at its center. These systems are typically associated with clear...
A scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...
The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.
The upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.
A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...