A traffic broadcast system includes a traffic broadcast module, a traffic receiver module, and a display module. The traffic broadcast module includes a traffic database module for gathering traffic data and an electronic device capable of transmitting broadcast signals of the traffic data across a broadcast area. The vehicle having a traffic receiver module that receives and analyzes broadcast signals having traffic data relevant to the vehicle with respect to the vehicle's position and direction. The display module having a key for a speedometer that informs a user of the vehicle a speed range to maintain a right of way through a next upcoming light.