A northwesterly airflow lies over New Zealand today bringing warm temperatures for most regions, this is especially true for Canterbury where temperatures may even crack 20 in the odd spot.

A northwest airflow keeps overnight lows on the warm side tonight, the cool down starts from Wednesday afternoon as a southwest change starts to move northwards over the South Island.

For Max & Min NZ Temperature maps for the next few days and nights ahead, please visit our new maps page: https://www.weatherwatch.co.nz/maps-radars/temperature/temperature

By Weather Analyst Aaron Wilkinson – WeatherWatch.co.nz