Conditions easing slightly overnight but still very cold. Snow possible to sea level in the east of the South Island, down to 300m or even slightly lower about the lower North Island tonight.
Showers, heavy at times with hail. Thunderstorms for Northland. Conditions easing later this evening and potentially clearing overnight or towards dawn tomorrow. Gusty cold southwesterlies.
Lows tonight: 4-6
CNI, BOP & Waikato
Wintry showers with snow flurries to 400m clearing about the Central North Island tonight, becoming quite cold. Mainly clear elsewhere with cold southwesterlies.
Lows tonight: -3-4
Eastern North Island
A few showers, mainly about Wairarapa and Gisborne with snow flurries to 300m and 600m respectively. Cold southwesterlies.
Lows tonight: 1-3
Western North Island
Cold with showers, hail at times and snow flurries to 400m. Southwest winds.
Low tonight: 2-4
Showers, hail and snow flurries to 300m (possibly 200 to 100m at times, mainly settling above 300m however), strong cold southerlies.
Lows tonight: 3-6
Marlborough & Nelson
Mainly clear skies with light winds, frosty in sheltered areas.
Lows tonight: -2-0
Wintry showers near the coast namely Banks Peninsula and Christchurch, also along the coastal fringe of North Canterbury and the Kaikoura Ranges area. Snow flurries possible to sea level. Inland along the foothills and for much of South and Mid Canterbury expect clear spells and some cloud, cold southwesterlies. Frosty inland tonight.
Lows tonight: -3-2
Clear skies with light winds, becoming frosty in sheltered areas.
Lows tonight: 0-2
Southland & Otago
Cloudy periods about Southland with breezy westerlies, the odd sleety shower about reverting to normal showers during the night. Clear spells developing elsewhere after snow flurries move away. Becoming very cold tonight inland.
Low tonight: -7-3