#snowfall__snow  precipitation falling from clouds in the form of ice crystals
  supertype:  precipitation__downfall  the falling to earth of rain or snow or hail or sleet or mist
  part:  snowflake
  subtype:  snow_flurry__flurry  a light brief snowfall and gust of wind (or something resembling that); "he had to close the window against the flurries"; "there was a flurry of chicken feathers"
  subtype:  whiteout  an arctic atmospheric condition with clouds over snow produce a uniform whiteness and objects are difficult to see; occurs when the light reflected off the snow equals the light coming through the clouds

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