The NZ Transport Agency advises all South Island road travellers to check the Traffic and Travel website and the map showing area warnings and closures for highway updates before heading out tonight and tomorrow morning.
With more snow forecast this evening and into tomorrow (Thursday) morning, there may be overnight road closures due to ice, snow and black ice road conditions.
Please drive with extreme care, and patience, and think about whether you need to travel this evening.
As at 3 pm, Porters Pass (Springfield to Arthur’s Pass) remains closed however, it may open to chains and no towing vehicles before 4 pm. Please check the Canterbury web (external link) map for updates after 3 pm.
Lewis Pass (SH7), the Lindis Pass (SH8) and Burkes Pass are open, but please read our earlier warning re snowfall forecast for Burkes and Lindis later today.
Kaikoura: the inland Waiau/ Mt Lyford road remains closed due to ice and snow - update at 7am Thursday. SH1 is open till 6 pm tonight to the south of Kaikoura.