Cantabrians are enduring a spring cold snap with snow blanketing parts of the South Island.
Heavy rain has hit Christchurch after a mid-afternoon spate of loud, rolling thunder and lightning.
Heavy rain is set to lash the West Coast while showers and thunder will cool Christchurch tomorrow.
Motorists heading to Hanmer Springs for the weekend may strike gale force nor'westers.
The future of the quake-hit Redcliffs School remains uncertain with no date set for repairs.