Fronts and Clouds

Cold Front
____________________ air mass takes over a ____________________ air mass , pushing up the warm air quickly . Narrow line of heavy ____________________ , snow and ____________________ . Cold temperatures after the front . ____________________ clouds are most common ; however , they can grow into ____________________ clouds and produce thunderstorms . Cold fronts move twice as fast as warm fronts and produce sharper changes in weather . Cold fronts are represented by a ____________________ ____________________ .

Warm Front
____________________ air mass meets and takes over a ____________________ air mass ( warm air moves ____________________ cold air and replaces it ) It causes ____________________ rain that is more mild and spread out compared to cold fronts After the front passes , weather conditions are ____________________ and ____________________ . Low level blanket ____________________ clouds and high level ____________________ clouds are involved . In winter warm fronts cause ____________________ . Warm fronts are represented by ____________________ ____________________ - ____________________ .

Stationary Front
Cold air mass meets a ____________________ air mass , but neither has enough ____________________ to move the other . Front remains in the ____________________ place for many days . Produces clouds and rain or snow that can last for several days . Stationary fronts are represented by ____________________ ____________________ ____________________ and ____________________ ____________________ - ____________________ .

Occluded Front
____________________ cold air masses push under a ____________________ air mass . Represented as ____________________ warm and cold front symbols in ____________________ pointing in the direction the front is moving .