A cold southwesterly airflow lies over the country on Saturday, easing for a time on Sunday however a northwest airflow starts to build from afternoon over the South Island.
Showers affect most North Island regions on Saturday. Dry for much of the day about Hawkes Bay and Gisborne then a few showers move through late afternoon and evening as southwesterlies strengthen. Morning showers for the South Island’s West Coast then sun increasing with cool southwesterly winds, Nelson and Marlborough have a mainly dry day. Mainly dry for Canterbury however a few showers for coastal areas and North Canterbury can be expected for a time in the afternoon as southwesterlies freshen. Showers about Southland and Otago ease during the day, clearing in the evening or overnight.
A frosty start for some on Sunday especially inland. Some cloud at times for the western North Island, sunnier out east although a few morning showers about Gisborne clear. Dry to start for the West Coast of the South Island, some cloud builds from afternoon bringing in a light shower or two. Dry for the eastern South Island with some high cloud, mainly dry for Southland with showers later in the evening or overnight.
By Weather Analyst Aaron Wilkinson – WeatherWatch.co.nz