Weather

Weather

Of or pertaining to the state of the atmosphere and/or the science of monitoring, measuring and interpreting meteorological changes.

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Weather > Meteorology

neutral equilibrium

Weather; Meteorology

A condition of a system for which a small perturbation of a parcel of the system causes it to neither depart from its new position nor return to its previous one.

neutral atmosphere

Weather; Meteorology

Term used in an ionospheric context to describe the nonionized component of the atmosphere.

net radiometer

Weather; Meteorology

A radiometer designed to measure the difference in irradiance coming from two opposing hemispheric fields of view. Typically, this instrument would be used to measure the ...

nephelometer

Weather; Meteorology

1. General name for instruments that measure, at more than one angle, the scattering function of particles suspended in a medium. Information obtained from such instruments may be ...

net solar radiation

Weather; Meteorology

The difference between the solar radiation fluxes directed downward and upward; net flux of solar radiation.

net terrestrial radiation

Weather; Meteorology

The net flux density of terrestrial radiation. This is the difference between upwelling and downwelling longwave flux density, which may be referenced to any specified altitude, ...

network

Weather; Meteorology

System of small and mottled areas of enhanced brightness in the solar chromosphere. Their size varies from 5 to 20 arc-seconds. These features evolve from the plage areas and, ...