R EADING W EATHER M APS

A IR M ASS Huge chunk of air with the same temperature and humidity Usually means bad weather

C OLD F RONT Cold air collides into warm air The warm air mass gets pushed up quickly Clouds and rain form Front moves fast

C OLD FRONT

W ARM FRONT Warm air mass collides into cold air mass Forms clouds, rain, and snow may form and fall for many days Warm fronts move slowly

W ARM FRONT

S TATIONARY FRONT A front that is NOT moving Cold front on one side and warm on the other- do NOT collide May cause clouds and rain

S TATIONARY FRONT

O CCLUDED FRONT When two cold fronts overtake a warm front- lifts warm front Clouds and rain form C5i6w3yDI

OCCLUDED FRONT

Good/ sunny weather! The air above you is falling and compressing. Air is dense Air gets dry and “soaks up the water vapor” Clouds evaporate

Bad weather is on the way The air above you is rising and expanding =less dense Air can’t hold water vapor anymore Clouds form and maybe rain