The South Island experienced a whiteout in December, but MetService clarified that it was caused by severe hail from summer thunderstorms, not snow. Forecaster Brian Mercer noted that intense hailstorms can cover the ground significantly, even in warmer months. The NZ Transport Agency Waka Kotahi has warned road users to exercise caution due to hazardous conditions from unstable air masses moving across the region.
Loading PerspectiveSplit analysis...
