Police are warning motorist to be careful while driving as Hawke's Bay Civil Defence and Emergency Management predict heavy rains for the region.
The management group is co-ordinating with Hawke's Bay Regional Council on the likely impact of up to 300ml of rain that may fall in the region by Friday.
Eastern District Command Centre Sergeant Andrew Graham urged the region's motorists to drive to the conditions in the coming days, especially as the bad weather started to set in.
Mr Graham said it was also important to watch out for slips as there had been a partial slip on the Napier-Wairoa road at the devil's elbow this afternoon.
Traffic flow hadn't being impacted by the slip Mr Graham said.