Wet and rainy conditions are due to continue in north and west parts of the South Island

An orange warning is in place in Tasman and Westland -- and a number of rain watches are in place across north and south.

Nelson Tasman Civil Defence says there'll be surface flood waters around the district, and people should drive to the conditions.

A rahui's in place across Tasman Bay, due to the water being potentially contaminated. 1359