They face the direction in which the cold air is advancing.
On a weather map, the symbol for a cold front is a blue line with blue triangles facing the direction that the front is moving.
the front is going
For a cold front I believe there are blue triangles that are upside down in a line. For a Warm front I believe there are red triangles that are right side up on a line.
the red line is the warm front and the cold front is the blue line
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why are the triangles and semi circles on the symbol for a cold front and a warm front facing in one direction The symbols are on the side in which the front is moving. If it is stationary then it alternates.
On a weather map, the symbol for a cold front is a blue line with blue triangles facing the direction that the front is moving.
the front is going
They stand for an approaching storm front. If I remember correctly, a red line means a warm front and a blue line means a cold front. The triangles show which direction the front is moving. Hope that helps.
The type of front associated with purple triangles and semicircles on a weather map is a occluded front.
On weather maps, cold fronts are marked with a symbol consisting of triangle-shaped pips pointing in the direction the cold front is traveling. It is placed on the leading edge of the front.
The symbol for a Cold front on a weather map is represented with a blue line with blue triangles facing the direction that the front is traveling. A warm front is represented with a red line with red half-circles facing the direction of travel.
A warm front on a weather map is always a red line with red half circles on it.
For a cold front I believe there are blue triangles that are upside down in a line. For a Warm front I believe there are red triangles that are right side up on a line.
It represents a cold front.
A blue triangle.The cold front symbol is a line with triangles on one sidea line with triangels on top
Circles=Warm fronts Triangles=Cold fronts Fronts=where two air masses meet air mass=large region of air that has similar temperatures and humidity throughout