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 cold core low is a low-pressure system where the coldest temperatures are found near the center. These systems are often...
Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...
Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...
A rapidly rotating column of air extending from a thunderstorm to the ground, capable of causing significant damage.
The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.
The situation where there is no advection because the constant pressure surfaces and temperature surfaces in the atmosphere...
Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.
A cold front is the leading edge of a cold air mass that replaces a warmer air mass. It is typically associated with sudden...
The names given to the winds blowing from the four cardinal directions (north, east, south, and west - N, E, S, W) on a compass.
The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...