SnowBrains Forecast: 50-80 cm for New Zealand’s South Island Through Thursday An ongoing early-week storm will keep the South Island favored through Thursday morning, with Canterbury’s higher terrain lined up for 50-80 cm and the North Island left with lighter, denser upper-mountain snow. Models agree on the overall storm structure and on colder air lowering snow levels quickly in the south, while the biggest uncertainty is how hard the Wednesday pulses […] Weather WeatherBrains | April 19, 2026 0 Comments