North Island, showers for most, clearing for a time in the afternoon and early evening. But remaining dry in Bay of Plenty. South Island, showers developing for most, but remaining mainly fine in Nelson and Marlborough. Snow down to 600-700 metres about and south of Otago from evening.
North Island, showers for most, becoming confined to the south and east coast later. Snow possibly affecting the Desert Road in the morning. South Island, mainly fine apart from showers about the east coast and in the far south. Also early frosts in sheltered places. Snow down to 700 metres about and south of Otago.
North Island, fine apart from showers about the south and east coast, also early frosts. South Island, fine apart from showers about the east coast, also early frosts.
Occasional showers, becoming more frequent from Sunday afternoon until Monday afternoon. Southerlies developing on Saturday, strengthening on Sunday, possibly gale at times.
Fine spells. A few heavy showers, mainly about the ranges. Westerly gales easing overnight.
Showers spreading northwards today, some heavy and squally with hail and isolated thunderstorms.
Heavy, squally showers with hail and isolated thunderstorms. Snow above 600 metres but heavy falls above 400 metres south of Haast. All clearing tomorrow morning.
Fine today, apart from a few showers about the High Country with snow above 600 metres. Showers spreading to the Canterbury Plains and coastal Marlborough tomorrow.
Showers, some heavy with hail and possible thunderstorms, and snow above 500 metres. Showers retreating to coastal Southland this evening, but spreading elsewhere again tomorrow.
Periods of rain, possibly heavy.
Southwest 25 knots, becoming northwest 30 knots early this evening, and easing to 20 knots late Friday evening. Rough sea, easing. Northwest swell rising to 2 metres offshore. Poor visibility in showers and possible thunderstorms from this evening.
Outlook following 3 days: Changing Saturday morning southwest 35 knots with very rough sea, easing later Saturday southwest 20 knots, becoming Monday southeast 20 knots.
*GALE WARNING IN FORCE* Northwest 30 knots rising to westerly 40 knots south of Cape Reinga Friday morning. Becoming westerly 30 knots but 40 knots in the north Friday evening. Sea very rough at times.Southwest swell rising to 6 metres. Northwest swell 1 metre developing for a time.Poor visibility in showers, with possible thunderstorms from this evening.
Outlook following 3 days: Becoming early Saturday southwest 40 knots with very rough sea, easing Saturday afternoon southwest 25 knots, easing Sunday southwest 15 knots, becoming Monday southeast 20 knots. Heavy southwest swell, becoming moderate Sunday.
Manukau and Waitemata Harbours, Hauraki Gulf and Bream Head to Cape Colville.
A series of fronts embedded in a strong west to southwest flow impact New Zealand through the weekend, with gales for many areas. A ridge of high pressure spreads onto the country from the Tasman late Sunday into Monday.
Strong wind advisory in force for all areas
For the Manukau and Waitemata Harbours: Thursday: Northwest 20 knots then rising to 25 knots gusting 35 knots overnight. Sea becoming rough overnight. Isolated showers, then poor visibility in heavy and possibly thundery showers developing this evening. Friday: Northwest 25 knots gusting 35 knots, rising to 30 knots gusting 40 knots early morning, then becoming westerly 20 knots late morning. Easing to 15 knots for a time in the afternoon. Tending northwest 20 knots in the evening. Rough sea, easing late morning. Poor visibility in heavy and possibly thundery showers. For the Hauraki Gulf, and the area from Bream Head to Cape Colville: Thursday: Northwest 20 knots rising to 25 knots gusting 35 knots this evening. Sea becoming rough this evening. Isolated showers, then poor visibility in heavy and possibly thundery showers developing this evening. Friday: Northwest 25 knots gusting 35 knots, rising to 30 knots gusting 40 knots late morning, then becoming westerly 20 knots early afternoon. Tending northwest 20 knots in the evening. Rough sea, easing early afternoon. Poor visibility in heavy and possibly thundery showers.
Outlook until midnight Monday: Saturday: Changing southwest 15 knots early, rising to southwest 25 knots for a time. Showers clearing for a time in the afternoon. Sunday: Southwest 25 knots easing to southerly 15 knots later. Showers, clearing from afternoon. Monday: Southerly 15 knots. Mainly fine.
Swell forecast to midnight Monday: East Coast: Northerly half a metre rising to 1 metre for a time Friday.Southeast half a metre developing Sunday, rising to 1 metre Monday. West Coast: Southwest 4 metres rising to 4.5 metres for a time today, and to 6 metres for a time late Friday into early Saturday. Southwest swell easing to 3 metres Sunday, and to 2 metres Monday.