These are the current timing estimates for the coldest weather in the regions most exposed to this wintry blast.  This information is based on current data as of 12noon Saturday and may change.  It’s important to note that the system that is bringing this southerly is yet to properly develop – it is being created today and tomorrow.  Compiled by weather analyst Richard Green.

Southland — Earlier arrival time, colder weather moves in later today and tonight showers moving in but snow likely overnight and tomorrow, heaviest falls should be eastern Southland near Gore…eases a bit later tomorrow but heavier Sunday night.

Otago — Pre dawn/early Sunday morning showers move in for much of the province with snow settling. South Otago, Catlins, Kilmog (SH1 north out of Dunedin)…Dunedin hill suburbs…Central Otago and Q’town, Alex and
Clyde,Cromwell etc…again eases late tomorrow before returning overnight Sunday night into Monday.

Canterbury Region — Showers then snow possibly by lunchtime but most likely into the afternoon.  Heaviest falls – Port Hills, Banks Peninsula, inland North Canty…easing later but redeveloping Monday morn and heavier.  

Wellington —  Showers or rain in on Sunday morning then sleet/snow by Sunday evening but eases overnight and redevelops again on Monday…heaviest snow Rimutakas, Hutt valley, hilltop suburbs.

Wairarapa — Similar to Welly and Masterton should see it settle moreso than last time.

Central North island — Maybe a shower or two first up but rain late in the day on Sunday with snow settling to low levels by night…eases for a time Monday…new surge Tues morning and heavier.

– WeatherWatch.co.nz