Miss. Code Ann. § 63-3-311: Miss. Code Ann. § 63-3-311

Whenever flashing red or yellow signals are used they shall require obedience by vehicular traffic as follows:

1. Flashing red (stop signal). When a red lens is illuminated by rapid intermittent flashes, drivers of vehicles shall stop before entering the nearest crosswalk at an intersection or at a limit line when marked and the right to proceed shall be subject to the rules applicable after making a stop at a stop sign.

2. Flashing yellow (caution signal). When a yellow lens is illuminated with rapid intermittent flashes, drivers of vehicles may proceed through the intersection or past such signal only with caution.