Weather Flashcards
Occluded fronts
These fronts are shown on a weather map by a purple line with alternating triangles and semicircles.
This is when a warm front is trapped by two cold fronts.
Cold front
Cold fronts lead to warm air being pushed up as cooler aid wedges in below
Station symbol
Used to show a great deal of information about the weather at a specific location
Continental Polar Air Mass
Often moves southward out of Canada as a shallow layer of higher pressure, dry, cold air
Maritime Polar Air Mass
Contains wet, cold aid and might mean a snow day
Stationary front
Can bring many days of clouds and precipitation
Air mass
A large volume of air that had a relatively uniform temperature and moisture content
Warm front
Move slower
Brings gentle rain or light snow, followed by warmer, milder weather
When a warm air mass replaces a cooler air mass
What is a front?
It’s a boundary between two air masses
Weather is usually clear and sunny under ____ pressure
High