Abstract: An emergency warning flag system adapted to mark areas for use solely by emergency vehicles including a vertically extending, elongated flag pole having an upper end and a lower end; a flexible flag secured with respect to the upper end of the flag pole; a horizontal aperture extending diametrically through the lower end of the flag pole; a base unit formed generally in the shape of an inverted truncated cone with a vertical slot extending through the upper extent of the cone; attachment means extending downwardly from the base member for securement to the ground; a pin extending horizontally through the hole in the lower end of the flag pole and secured at its ends into the base at a central extent of its vertical slot; and a spring adapted to secure the flag pole in a vertical orientation during normal operation and use of warning motorists not to park thereadjacent, the flag being pivotable about the pin to a generally horizontal orientation when hit by a vehicle moving in contact with the pole.