Meteorology

Meteorology

A database of terms pertaining to the scientific study of the atmosphere.

Contributors in Meteorology

Meteorology

Precipitation caused or enhanced by one of the mechanisms of orographic lifting of moist air. Examples of precipitation caused by mountains include rainfall from orographic stratus produced by forced ...

orographic rainfall

Weather; Meteorology

As commonly used, same as orographic precipitation. See rainfall.

orographic snow line

Weather; Meteorology

The freezing level for precipitation formed by orographic lifting; the elevation above which rain or drizzle turns to snow.

orographic storm

Weather; Meteorology

A storm that is produced or significantly enhanced by mountain effects such as orographic lifting or lee cyclogenesis.

orographic vortex

Weather; Meteorology

Atmospheric vortex or whirlwind produced by flow over or past mountains and other obstacles. Orographic vortices exist over a wide range of scales and orientations, from eddies of a few tens to a few ...

orographic wind flow

Weather; Meteorology

Wind flow caused, affected, or influenced by mountains. Orographic effects include both dynamic, in which mountains disturb or distort an existing approach flow, and thermodynamic, in which heating ...

orthogonal antennas

Weather; Meteorology

In radar, a pair of transmitting and receiving antennas, or a single antenna used for transmission and reception, designed for measuring the copolarized signal and the cross- polarized signal. See ...