Green: Normal driving conditions. Roads are clear and dry. No special equipment is required. Normal Dispatch procedures apply.

Amber: Cautionary driving conditions. Roads are wet, have snow, or icy areas. Normal dispatch procedures apply; ensure drivers take precautionary measures to help avoid accidents.

Red: Hazardous driving conditions. Roads are covered with ice or hard packed snow. Heavy precipitation and/or high winds are limiting visibility. No unnecessary travel. Tire chains are recommended for all series of vehicles if the vehicle is authorized tire chains per the appropriate vehicle operator’s manual.