山やま谷たに風かぜ

noun

mountain-valley winds; mountain and valley breeze

A meteorological term referring to local wind systems that blow upslope during the day (valley breeze) and downslope at night (mountain breeze).

• 山やま谷たに風かぜは、日にっ中ちゅうは谷たにから山やまへ、夜や間かんは山やまから谷たにへ吹ふく風かぜのことです。

  Mountain-valley winds are winds that blow from the valley to the mountain during the day and from the mountain to the valley at night.