Meteorology

Meteorology

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

Industry: Weather

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Meteorology

rocket lightning

Weather; Meteorology

A form of cloud discharge, generally horizontal and at cloud base, with a luminous channel appearing to advance through the air with visually resolvable speed, often intermittently.

rocket-triggered lightning

Weather; Meteorology

A form of artificial lightning discharge initiated with a rocket trailing wire that may or may not be connected to the ground. The first phase of the discharge is a unidirectional leader starting ...

river forecast

Weather; Meteorology

A forecast of the expected stage or discharge at a specified time, or of the total volume of flow within a specified time interval, at one or more points along a stream.

probability forecast

Weather; Meteorology

A forecast of the probability of occurrence of one or more categorical events. Compare persistence forecast, random forecast.

subjective forecast

Weather; Meteorology

A forecast based on decisions made by an individual. Conversely, an objective forecast is based solely on the results from a set of mathematical equations or numerical model.

A forecast based on a systematic statistical examination of data representing past observed behavior of the system to be forecast, including observations of useful predictors outside the system. In ...

south foehn

Weather; Meteorology

A foehn wind blowing from south (northern Italy) to north (Switzerland, southern Germany, and western Austria) over the Alps. Because these winds blow from a warmer region to a cooler region, they ...