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Microclimate

The climate of a small area, such as a garden, a location near a body of water, a valley or a city can be distinct from that in the general, surrounding region. The spatial scale microclimates can manifest over can vary from a few square metres up to several square kilometres.

Meteorology

The science and study of the physics, chemistry, and dynamics of the atmosphere and atmospheric phenomena, and the effects of the atmosphere upon the Earth. A meteorologist is a scientist who studies meteorology. The term was first used by Aristotle.

Mare's Tail

The name given to thin, wispy cirrus clouds (Cirrus uncinus) composed of fibrous ice crystals that are blown by strong winds high in the atmosphere and point in the direction of the air movement.  They often appear as strands resembling a horse's tail or 'curly hooks'.

Mammatus

Rounded, smooth, globular ‘pouches’ clumped together and hanging underneath the base of a cumulonimbus cloud. They often form on the underside of an anvil and are accompanied by thunderstorms. The name translates to mamma and means ‘mammary cloud’.