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

numerical weather prediction (NRM) wind scale

Weather; Meteorology

A wind scale adapted by the U. S. Forest Service for use in the forested areas of the northern Rocky Mountains (sometimes abbreviated NRM). It is an adaptation of the Beaufort ...

coefficient of compressibility

Weather; Meteorology

The relative decrease of the volume of a system with increasing pressure in an isothermal process. This coefficient is [[File:ams2001glos-Ce21.gif

cloud attenuation

Weather; Meteorology

Usually, the attenuation of microwave radiation by clouds. For the centimeter wavelength band, clouds produce Rayleigh scattering. The attenuation is due largely to scattering, ...

zenith distance

Weather; Meteorology

The angular distance of any celestial object from a given observer's zenith, measured along the great circle of the celestial sphere from the zenith to the object; the complement ...

zero curtain

Weather; Meteorology

The layer of ground, between the active layer and permafrost, where the temperature remains nearly constant at 0°C.

zigzag lightning

Weather; Meteorology

Ordinary lightning of a cloud-to-ground discharge that appears to have a single, but very irregular, lightning channel.

zero-pressure balloon

Weather; Meteorology

A balloon that is not sealed. The base of the balloon may be open or it may have a duct high on the balloon that is attached at or near the base of the balloon. The opening is ...