updraft


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updraft

A localized upward current of air.
References in periodicals archive ?
The outflow can spread underneath and choke the updraft and the storm is then considered to be in its decaying stage.
Climate change will likely increase updrafts, helping hailstones form, Prein said.
It is possible that the strength of the stable layer, in addition to the strong low-level storm-relative winds, aided the longevity of the storm by preventing the outflow from surging ahead of the main updraft [62].
If hail is mixed with rain, it indicates that the thunderstorm updraft isn't that strong, and smaller hail can be expected.
A solar updraft tower is however based on a very simple principle conceived by Isidoro Cabanyes in 1903.
UPDRAFT: Warm, moist air flows upward, giving the storm its energy.
Severe icing is formed by an updraft that provides sufficient water vapour to maintain SLD growth, while existing shear near the cloud top supports collision-coalescence processes responsible for its formation.
The two most popular types of fixed-bed reactors used are the updraft gasifier and the downdraft gasifier.
[that] are usually convective and heaped in shape with good updraft," he added.
Solar updraft tower power technology; select papers.
Section 8 extends approaches to three dimensions and considers a so-called survival problem in systems of updraft and downdraft areas.