A cold front is where the edge of a cold air mass replaces a warm air mass. They are represented as a blue line with blue triangles pointing toward the direction it’s moving on a weather map.

When a cold front moves through town, it shoves warmer air in front of it up and over it, just like if you were shoveling ...

As the Earth rotates, so does the atmosphere ... The closer you are to a jet stream, the more active the weather patterns tend to be, from cold fronts to low air pressure systems that can cause ...