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.
Temperature scale, abbreviated as °C, found by accepting the freezing point of water at one atmospheric pressure as zero...
Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....
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 line on a weather map connecting points of equal atmospheric pressure, used to identify high and low-pressure systems.
The term 'cloudy' refers to weather conditions characterized by a significant amount of cloud cover in the sky. This may...
In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...
A type of low-altitude cloud that forms in uniform layers, often covering the entire sky and producing overcast conditions.
A very cold high pressure that originates over the Arctic Ocean.
The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.