What is Barotropic?
The situation where there is no advection because the constant pressure surfaces and temperature surfaces in the atmosphere do not intersect each other, that is, the contours and isotherms do not intersect each other.
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The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.
The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...
A rapidly rotating column of air extending from a thunderstorm to the ground, capable of causing significant damage.
A cloud of irregular appearance, composed of irregular cloud fragments.
A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...
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 decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...
The measure of the water vapor or moisture content in the air, expressed as the mass of water vapor per unit volume of air....
Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....
A small, intense downdraft that produces damaging winds at the surface, typically lasting a few minutes and often associated...