Waka Kotahi/ the NZTA is warning traffic is already very heavy headed into the city on the Northern motorway is heavy as far back as Upper Harbour highway.
Motorists should consider working from home or taking the western ring route if they have to drive in.
It's currently taking around an hour and nine minutes to get into the city from Silverdale on State Highway 1 and one hour and fifty eight minutes via the western ring route.
It's taking an hour and thirty minutes to get into the city from Helensville.
