Environmental hazards and safe conditions can be indicated to an operator of a vehicle. An audio signal of varying intensities can be played to indicate the severity of a potential hazard. An audio signal can be played at different locations in the vehicle cabin to indicate the location of a potential hazard. Surfaces such as but not limited to windows can be tinted to indicate a hazardous or safe condition. Tinting can be of various intensities commensurate with a potential hazard. Location of tinting can indicate the location of a potential hazard.