A dangerous situation notification assembly for a window shade device for a vehicle, wherein the window shade device has a shade provided on any one of upper and lower sides of a rear window and reciprocating between a shading position where the rear window is shaded and a rolling position where the shade is rolled from the shading position, and wherein the assembly comprises:
- a dangerous situation notification unit disposed at the shade and configured to selectively emit light at the shading position of the shade to output a dangerous situation;
- and
- a light source unit disposed adjacent to the shade and configured to provide light to the dangerous situation notification unit so that the dangerous situation notification unit selectively emits light.