A complex low pressure system is expected to move eastwards across New Zealand Sunday night and Monday, preceded by a period of strong to gale northeasterlies
North Island: Scattered showers, mainly in the west and becoming fine in the east. South Island: Showers in the south and west, with snow to 500 metres in the far south. Fine spells and isolated showers elsewhere.
North Island: Showers, easing north of Taupo. Strong westerlies. South Island: Showers, clearing in the west and about Nelson by afternoon, and becoming isolated for central Otago. Snow to 600 metres, but possibly 400 metres at first in the south.
North Island: A few showers, but mainly fine for central areas. South Island: Showers in the east and south with snow possible to 600 metres. Elsewhere mainly fine.
North Island: Showers about Wellington, Wairarapa and Hawkes Bay/ Gisborne coast clearing. Mainly fine elsewhere. South Island: Fine or becoming fine for most. Showers about Stewart Island and Fiordland.
Period of rain, easing to a few showers on Friday. Strong northerlies, turning westerly late Tuesday, then northerly again Wednesday. A gale southwest change Thursday, easing Friday.
Rain spreading south during the evening and overnight with heavy falls, followed by showers, some heavy and possibly thundery. Strong to gale northeasterlies, easing overnight or tomorrow morning.
Rain for a time tonight or early tomorrow, then a few showers.
Fine today. Rain at times tomorrow.
Rain, with some heavy falls, clearing tomorrow morning then mainly fine, but rain about western Nelson again late tomorrow.
High cloud. Occasional rain about the High Country, and patchy rain elsewhere for a time overnight. Mainly fine tomorrow.
Periods of rain, heavy and possibly thundery at times.
Scattered rain, becoming widespread and heavier later tomorrow.
Cloudy periods. Late rain tomorrow.
*GALE WARNING IN FORCE* Northeast 40 knots. Changing northwest 20 knots early this morning. Becoming northwest 30 knots but easterly 20 knots south of Cape Foulwind this evening. Very rough sea easing. Southwest swell rising to 3 metres. Northerly swell 3 metres, easing. Poor visibility in periods of rain, with possible thunderstorms.
Outlook following 3 days: Southwest 35 knots offshore with very rough sea, but cyclonic 20 knots inshore. Becoming Wednesday southwest 25 knots everywhere, easing later Thursday 15 knots. Southwest swell becoming heavy Wednesday, easing later Thursday.