Anticyclonic conditions for most of New Zealand this morning then a northwesterly airflow starts to build over the South Island from afternoon. A gusty northwesterly airflow lies over most of New Zealand on Tuesday although a ridge hangs onto the far north, a front moves onto the lower south in the evening which pushes northwards overnight. A weakening front moves off the top of the South Island then onto the lower North Island in the afternoon on Wednesday, weakening as it does, northwest winds ahead of the front and changing to the southwest in behind.

Monday

Purple – East to northeasterly winds becoming a bit brisk this afternoon about the North Canterbury coastline. Northerlies becoming brisk / strong through Cook Strait overnight.

Yellow – Temperatures reaching into the mid 20’s this afternoon for parts of the North Island.

Tuesday

Blue – Areas of heavy rain develop about Fiordland in the morning pushing a little further northwards from afternoon. Some heavy rain possible about Southland for a time in the evening.

Purple – Northwesterly winds picking up about the east of the South Island and through Cook Strait from afternoon becoming gusty down to the coast, perhaps strong for inland areas.

Yellow – High’s in the late 20’s or early 30’s for the areas marked below, early 30’s most likely about the eastern North Island.

Wednesday

Blue – Heavy rain about North Westland eases away in the afternoon.

Purple – Strong northwesterlies through Cook Strait gusting to gale at times ease in the evening.

Yellow – Temperatures reaching into the mid 20’s for parts of the North Island marked below, late 20’s for the eastern North Island.

– Please note, the idea behind this update is to focus on the main weather highlights, which is why not all regions are mentioned. 

For specific 10 day information for your city, town, rural community or island please see the 1500 forecasts on our homepage!

– Aaron Wilkinson, WeatherWatch.co.nz