Weather front

Cold Front The cold air made the warm air rise which made clouds and rained.
Warm Front. The warm air made the dense air go low which made a cloud get bigger and bigger which eventually made precaption.
Stationary Front. The warm air and the cold air kept pushing together wich made a cloud form wich caused precaption.
Occluded Front. The cool air kept pushing together and made the cool air into a big cloud that caused precaption.
Which type of front occurred this week to bring the cold weather and then snow? An Occluded front .