TERMIUM Plus®

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NOCTURNAL JET-STREAM [1 record]

Record 1 2004-02-05

English

Subject field(s)
  • Atmospheric Physics
DEF

Night-time layer of strong wind, of supergeostrophic speed, at a height of a few hundred metres above ground.

OBS

Such a layer may develop when the strong cooling over land at night separates the flow aloft from the constraint of surface friction.

Key term(s)
  • nocturnal jet-stream

French

Domaine(s)
  • Physique de l'atmosphère
DEF

Couche nocturne de vent fort, de vitesse supergéostrophique, à une altitude de quelques centaines de mètres au-dessus du sol.

OBS

Une telle couche peut se développer quand un fort refroidissement nocturne sur la terre sépare le flux d'altitude de la contrainte du frottement de surface.

Key term(s)
  • jet nocturne
  • courant jet nocturne

Spanish

Campo(s) temático(s)
  • Física de la atmósfera
DEF

Capa nocturna de vientos fuertes, de velocidad supergeostrófica, a una altura de unos cientos de metros sobre el suelo.

OBS

Esta capa se puede formar cuando un intenso enfriamiento nocturno sobre la tierra suprime en el flujo en altitud la acción del rozamiento en la superficie.

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