Maps covering Snow, Wind, Rain, Cloud Cover, Thunderstorms & Temperatures over the next two days:

• A developing low pressure from the Tasman Sea will pass through the lower North Island on Tuesday morning causing a significant impact throughout the country.
• Showery / patchy rain with strong winds will spread across a large portion of New Zealand.
• The highlands in the South Island can expect snowstorms with significant accumulation developing at higher altitudes.  
• Severe thunderstorms are likely across the North Island as cold and warm air mix, most likely on Tuesday. There will be several peaks of heavy rainfall starting from Monday evening over Canterbury and areas around the Cook strait.
• Heavy snow accumulation exceeding 20cm is likely over the foothills and highlands through inland Canterbury.
• Tuesday’s enhanced southerly will dominate the lower North Island and eastern South Island.
• Gale winds with higher wind gusts (possibly damaging in some isolated pockets) for a time on Tuesday.
• Southerly winds will cause even lower temperatures over the country across Tuesday with most of the South Island over 8 degrees below normal for this time of the year.

– WeatherWatch.co.nz (An official The Weather Company/IBM business partner)