Weather warnings or watches have been issued for the entire North Island, as Aotearoa braces for the arrival of Cyclone Vaianu. There's an orange heavy rain warning for parts of Northland that kicks in from 9pm Saturday. Some kumara growers are rushing to harvest before the weather hits. Further down the island, Coromandel Peninsula and Great Barrier Island currently have the highest level warning, a red strong wind warning from 5am til 6pm on Sunday. Damaging Wind gusts of up to 140km/h are expected Sunday afternoon. MetService Meteorologist John Law spoke to Lisa Owen.