TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

ISOTHERMAL SNOWCOVER [1 record]

Record 1 2007-09-28

English

Subject field(s)
  • Atmospheric, Climatic and Meteorological Phenomena
CONT

An isothermal snowpack (or any part of a given snowpack deemed isothermal) is 0°C throughout, has free water at all depths, and contributes to the snowmelt hydrograph of its given basin. ... An isothermal snowpack is the result of melt metamorphism ... This process is initiated by the introduction of liquid water into the snowpack (either from snowmelt or rainfall), which can be distributed to the full-depth of the snowpack by the propagation of water through pore spaces and along strata within the snow structure ...

CONT

In much of British Columbia, we now have an isothermal, weak (0°C, wet) snowpack at some amazing elevations. [Example approved by the Avalanche Bulletin Terminology Standardization Committee.]

OBS

The term "isothermal snowcover" is rarely used in avalanche bulletins.

OBS

isothermal snowpack; isothermal snowcover: terms officially approved by the Avalanche Bulletin Terminology Standardization Committee.

Key term(s)
  • isothermal snow-pack
  • isothermal snow pack
  • isothermal snow-cover
  • isothermal snow cover

French

Domaine(s)
  • Phénomènes météorologiques, climatiques et atmosphériques
CONT

Dans presque toute la Colombie-Britannique, on trouve un manteau neigeux fragile, humide et isotherme (0 °C) à des altitudes surprenantes. [Exemple entériné par le Comité d'uniformisation de la terminologie des bulletins d'avalanche.]

OBS

manteau neigeux isotherme : terme uniformisé par le Comité d'uniformisation de la terminologie des bulletins d'avalanche.

Spanish

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