Meteorology

Meteorology

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

Contributors in Meteorology

Meteorology

A numerical model with a horizontal domain that does not cover the entire globe. Such models must be given lateral boundary conditions from either a global forecast model or from another limited-area ...

Logarithmic scale

Weather; Meteorology

A nonuniform scale representing the function y = log x. See logarithm, alignment chart.

Lightning mapping system

Weather; Meteorology

A network of lightning detection equipment for locating the electromagnetic sources of a lightning flash. The flash, both intracloud and cloud-to-ground, is mapped in three-dimensional space using ...

Lane

Weather; Meteorology

A narrow, not necessarily navigable, crack in pack ice that may widen into a lead.

Lunar rainbow

Weather; Meteorology

A rainbow formed when the light source is the moon rather than the sun. Even though the optics of both is the same, the luminance of the lunar rainbow is much lower. As a result of the eye's reduced ...

Orographic cyclogenesis

Weather; Meteorology

The synoptic-scale development of an atmospheric cyclonic circulation on the downwind side of a mountain range. The "lee" side is relative to the mean background airflow. Weak development can occur ...