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AS TR [1 record]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2005-06-06

English

Subject field(s)
  • Atmospheric Physics
DEF

Cloud sheets formed by the rising and cooling of large air masses, often precede advancing storm systems.

CONT

Thin altostratus usually evolves from the gradual thickening of a veil of cirrostratus. It nearly always appears as a layer of great horizontal extent. It is of a greyish or bluish colour, never white, and the greater part is always translucent enough to reveal the sun (or moon) as through ground glass.

OBS

altostratus translucidus ... A "watery" sun (or moon) may shine dimly through the thinner sections of the cloudsheet.

Key term(s)
  • alto-stratus translucidus
  • alto stratus translucidus
  • thin alto-stratus
  • thin alto stratus

French

Domaine(s)
  • Physique de l'atmosphère
DEF

Voile d'altostratus ressemblant à un cirrostratus épais et qui laisse apparaître le Soleil ou la Lune comme à travers un verre dépoli.

OBS

Description des nuages. [...] Genre : altostratus. Espèces : -. Variétés : translucidus, opacus, undulatus, duplicatus, radiatus. Formes : virga, mamma, praecipitatio, pannus. Générateurs : cumulonimbogenitus, altocumulogenitus.

Spanish

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