Where is the frontal squall line typically located with respect to the low-pressure center of an extra-tropical cyclone?

In respect to the low pressure center, the frontal squall line is out in front of the low pressure system thus an extra tropical cyclone squall line would also be called a "cold front." 

Master planned communities outside of chicago. note: population density means people living in an area per square mile. chicago, an urban and highly populated area has a much more higher density than a desert, amish community, settlement, or nomadic region.

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