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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Perhaps you have come across them, maybe you are seeing them for the first time. These clouds, known as wave clouds, resemble...
Nimbostratus clouds are thick, dark, gray clouds associated with rainy and gloomy days that block the Sun. These clouds,...
A periodic cooling of sea surface temperatures in the central and eastern Pacific Ocean, often leading to altered global...
The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.
A strong, downward wind caused by a localized column of air sinking rapidly, often resulting in damage similar to that caused...
Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....
Occurs when centers of high pressure and/or low pressure set up over a region in such a way that they prevent other weather...
A very cold high pressure that originates over the Arctic Ocean.
Cloud or rain droplets containing pollutants, such as oxides of sulfur and nitrogen, to make them acidic.
A thin, white cloud layer that is intertwined or separate, arranged in regular order, and does not cast a shadow.