A weak ridge lies over New Zealand on Saturday bringing mainly settled weather, meanwhile a front approaches from the west in the Tasman Sea. A deep low moves onto the lower South Island on Sunday directing in a strong north to northwesterly airflow over the country.

Much of the country is mainly settled and sunny on Saturday. A front approaching from the west in the Tasman Sea brings late evening / overnight heavy rain to South Westland.

Plenty of rain for western regions on Sunday with heavy rain for the West Coast of the South Island, especially morning. A few spots of rain spread east at times, mainly for the North Isand’s east coast.

By Weather Analyst Aaron Wilkinson – WeatherWatch.co.nz