A trough pushes onto the North Island this morning bringing very unsettled weather and strong cold southwesterly winds. Cold southwesterlies lie over the South Island also.

Northland, Auckland, Waikato & Bay Of Plenty
Showers then rain develops late morning with possible thunderstorms and hail, easing back in the evening then clearing for most. Showers may linger about Northland overnight. Brisk to strong southwesterly winds.
Highs: 11-14

Western North Island (including Central North Island)
Rain develops in the morning becoming heavy with possibly hail, easing to showers around midday as westerlies tend gusty southwest. Snow lowers to 400m in the afternoon.
Highs: 4-12

Eastern North Island
Dry at first with some sun. Westerlies change gusty cold southwest during the morning bringing rain, possibly heavy with hail then easing in the evening and becoming quite coastal. Some snow may lower to 500m for a time.
Highs: 10-12

Wellington
Gusty southerlies develop in the morning bringing showers, possibly heavy with hail. Snow flurries lower to 400m. Showers clearing overnight.
High: 9

Marlborough & Nelson
Morning showers with snow flurries to 300m then sunny spells increasing from afternoon. Fresh cold southwesterly winds.
Highs: 11-12

Canterbury
Showers, possibly heavy in the morning with snow to 300m then easing. Showers may become mainly coastal by midday with inland areas becoming dry with some sun. Cold southwesterly winds, gusty about the coast.
Highs: 6-8

West Coast
Early showers clear then becoming sunny, cool south to southwesterly winds.
Highs: 7-10

Southland & Otago
Showers, possibly heavy first thing with hail then easing during the morning becoming few and far between, cold southwesterlies. Snow flurries to 200m in the morning then lifting during the day.
Highs: 6-9

By Weather Analyst Aaron Wilkinson – WeatherWatch.co.nz