Atmospheric circulation

widespread body of air approximately homogeneous in its horizontal extent with vertical temperature and moisture variations that are approximately the same over its horizontal extent

large-scale movement of air, a means by which thermal energy is distributed on Earth's surface

tropical atmospheric circulation feature

elongated region of low atmospheric pressure

narrow corridor or filament of concentrated moisture in the atmosphere

elongated region of high atmospheric pressure

physical quantity that expresses hot and cold in the atmosphere

atmospheric circulation pattern

weather phenomenon in which an air mass forms over a body of water

accumulation of cold air in a topographic depression

theoretical concept

region of Southeast Asia which comprises, amongst other countries, Indonesia, Philippines and Papua New Guinea

Intersection of a trough and a ridge in the pressure pattern of a weather map