A heavy downpour is expected across the west coast on Wednesday before a ridge of high pressure affects the country on Thursday.
According to WeatherWatch after a cold start to the day the beginning of a new sub-tropical flow begins bringing a warmer night to the upper North Island and lower South Island.
The forecaster stated that most of the country could expect a dry day today with some cloud.
Daily centre forecast
Whangārei Cloudy periods, a shower or two. Easterlies. High 17C, low 12C
Auckland Fine. Easterlies. 15C, 8C
Hamilton Fine, but morning frosts and possible fog. Light winds. 14C, 3C
Tauranga Fine, then evening cloud and chance overnight shower. Light winds. 15C, 7C
Wellington Fine, but some morning cloud. Northerlies. 14C, 8C
Christchurch Fine with morning frosts, and increasing high cloud. Northeasterlies developing morning. 11C, 0C
Dunedin Fine, increasing high cloud. Winds turning northeast afternoon. High 13C, 5C