(weather) front前線ぜんせんcold weather front: 寒冷前線{かんれい ぜんせん}A cold (weather) front is expected to arrive next week. 寒冷前線は来週訪れる[やって来る]予定です。stationary weather front: stationary weather front停滞前線ていたいぜんせんwarm weather front: 温暖前線{おんだん ぜんせん}