温おん暖だん前ぜん線せん

noun

warm front

Meteorological term for a front where a warm air mass advances over a colder one, often bringing gradual temperature rise and steady precipitation.

See also: 寒冷前線

• 温おん暖だん前ぜん線せんが通つう過かすると、気き温おんが上あがり雨あめが降ふり始はじめることが多おおい。

  When a warm front passes, the temperature often rises and rain begins to fall.