A northwesterly airflow lies over most of New Zealand on Friday, strengthening overnight. The upper North Island has a ridge of high pressure.

A mostly sunny day for the upper North Island on Friday, a chance of morning fog for inland areas. The lower North Island has good weather also however from afternoon some cloud moves in Taranaki southwards and brings the low risk of a shower.

Rain is heavy at times for South Westland during the day, this then pushes northwards overnight. High cloud in the east with the odd spot of rain possible.

By Weather Analyst Aaron Wilkinson – WeatherWatch.co.nz