Snowfall warning for North Island New Zealand Issued 24 July at 10am local time. A deepening sub-tropical depression will quickly cross North Island on Saturday accompanied by a short period of gales and heavy rain. Expect easterly blizzard conditions to develop on Ruapehu as well as the ranges from the Tararuas to the Kawekas and perhaps even further north. A Cool SE flow with further bands of snow for mountains elsewhere. Many resorts have seen more than 20cm snow over the past 24hrs.