Meteorology: Random Listings RSS

The succession of stages through which water passes on the ground and in the atmosphere: evaporation from land or bodies of water, condensation to form clouds, precipitation, accumulation in the soil or in bodies of water, and re-evaporation.

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A radar term for a single pulse of radio energy.

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An instrument for taking photographs of an image of the sun in monochromatic light.

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A thermometer. the sensitive element of which consists of two metal strips which have different coefficients of expansion and are brazed together. The distortions of the system in response to temperature variations are used as a measure of temperature. It ...

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Wind with a speed between 17 and 21 knots (19 and 24 mph); Beaufort scale number 5.

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A hygrometer which includes an arrangement for the time recording of atmospheric humidity.

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The most common of the principal rainbow phenomena, which appears as an arc of about 42

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A continuous-recording barometer.

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The officially designated elevation of an airport above mean sea level, taken as the highest point on any of the runways of the airport. Same as airport elevation.

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A recording anemoclinometer.

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BCD

Binary Coded Decimal. A coding system in which each decimal digit from 0 to 9 is represented by a 4-digit binary number.

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The pressure exerted by the atmosphere as a consequence of gravitational attraction exerted upon the "column" of air lying directly above the point in question.

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A measure, proposed by Angstrom, of the precipitation effectiveness of a region.

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A hygrometer in which the rotation of the hygrometric element is a function of humidity.

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The wind speed and direction at various levels in the atmosphere above the level reached by surface weather observations.

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Small particle on which water vapor condenses.

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An instrument for determining the dust content of a sample of air. Also spelled conimeter.

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An instrument for the measurement of the radon content of the atmosphere.

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An instrument for measuring radiant energy. It consists of an ether differential thermometer with blackened bulbs. One of the bulbs is exposed to the unknown radiation and the other to a black body source whose temperature can be varied. Equality of radia ...

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A recording pressure-tube anemometer in which the wind scale of the float manometer has been made linear by the use of springs, i.e. Dines anemometer.

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