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 deviation from the normal or expected value in atmospheric or climatic conditions, often used in meteorology to identify...
The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.
Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...
The situation where there is no advection because the constant pressure surfaces and temperature surfaces in the atmosphere...
The branch of science dealing with the laws of motion of air or other gases.
A low-pressure area with converging winds, rotating counterclockwise in the Northern Hemisphere and clockwise in the Southern...
A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...
A scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...
An image on the weather radar that is convex to the direction of movement and resembles an arc shape, caused by mesoscale...
Condensation pressure deficit refers to the difference between the actual vapor pressure and the saturation vapor pressure...