Coastal Weather

Issued at 16:04 on Monday 21 April 2025. Valid for Monday.

Valid from 16:04 on Monday 21 April 2025 until 00:12 on Wednesday 23 April 2025.

Abel

Monday : Southeast 20 knots but variable 10 knots south of Separation Point. Becoming variable 10 knots everywhere in the evening. Moderate sea in the north, sea easing. Poor visibility in showers. Tuesday : Variable 10 knots. Sea slight.

Outlook following 3 days: Wednesday: Southeast 10 knots, rising to 20 knots north of Separation Point in the morning. Becoming southeast 20 knots everywhere in the afternoon. Thursday: Southeast 20 knots, easing to variable 10 knots early. Friday: Variable 10 knots.

Brett

Monday : Southwest 10 knots. Sea slight. Northeast swell 2 metres. Northwest swell 1 metre, easing. Fair visibility in showers. Tuesday : Southwest 15 knots. Sea slight. Northeast swell 2 metres. Fair visibility in scattered showers.

Outlook following 3 days: Wednesday: Southwest 15 knots, becoming southeast 15 knots but easterly 25 knots south of Whangaroa in the afternoon. Sea becoming rough in the south. Moderate easterly swell. Thursday: Easterly 15 knots but 25 knots south of Whangaroa. Becoming easterly 25 knots everywhere early. Sea rough. Moderate easterly swell. Friday: Easterly 20 knots. Moderate easterly swell.

Castlepoint

Monday : Southwest 15 knots but 25 knots south of Cape Palliser. Sea rough in the south. Northeast swell 1 metre, easing. Long period southwest swell 1 metre. Poor visibility in showers, possibly heavy with thunderstorms north of Flat Point. Tuesday : Southwest 20 knots. Sea moderate. Southwest swell 1 metre. Fair visibility in scattered showers, clearing in the afternoon.

Outlook following 3 days: Wednesday: Southwest 20 knots, rising to southerly 30 knots in the morning, easing to 20 knots in the evening. Sea becoming rough for a time. Southerly swell becoming heavy. Thursday: Southerly 15 knots, easing to variable 10 knots early. Heavy southerly swell easing. Friday: Variable 10 knots, becoming northerly 15 knots later. Moderate southerly swell.

Chalmers

Monday : Southeast 10 knots. Sea slight. Long period southwest swell 2 metres. Northeast swell 1 metre, easing. Tuesday : Variable 10 knots. Becoming southwest 25 knots early evening, rising to 35 knots late evening. Sea becoming very rough. Long period southwest swell 2 metres, easing. Fair visibility in scattered rain developing in the evening.

Outlook following 3 days: Wednesday: Southwest 35 knots, easing to 25 knots in the morning, then to 15 knots in the afternoon. Very rough sea easing. Moderate southwest swell. Thursday: Westerly 15 knots. Moderate southwest swell. Friday: Northwest 15 knots. Moderate southwest swell.

Chatham Islands

Monday : Northerly 15 knots. Sea slight. Northerly swell 3 metres, easing. Long period southwest swell 2 metres. Poor visibility in periods of rain, possibly heavy. Tuesday : Northerly 15 knots. Sea slight. Long period southwest swell 2 metres. Northeast swell 2 metres. Poor visibility in rain.

Outlook following 3 days: Wednesday: Southwest 25 knots, rising to 35 knots in the morning. Easing to southerly 25 knots in the evening. Sea becoming very rough for a time. Southwest swell becoming heavy. Thursday: Southwest 25 knots. Sea rough. Heavy southwest swell. Friday: Southwest 20 knots, easing to 10 knots late. Heavy southwest swell.

Colville

Monday : Variable 10 knots. Sea slight. Northeast swell 2 metres. Northwest swell 1 metre, easing. Fair visibility in showers. Tuesday : Variable 10 knots. Southwest 15 knots developing early afternoon. Sea slight. Northeast swell 2 metres. Fair visibility in scattered showers.

Outlook following 3 days: Wednesday: Southwest 15 knots, becoming southeast 25 knots in the afternoon. Sea becoming rough. Moderate easterly swell. Thursday: Easterly 25 knots. Sea rough. Moderate easterly swell. Friday: Easterly 20 knots. Moderate easterly swell.

Conway

Monday : Southwest 30 knots. Sea rough. Northeast swell 1 metre, easing. Long period southwest swell 1 metre. Poor visibility in rain, heavy at times, easing in the evening. Tuesday : Southwest 25 knots, easing to 15 knots in the afternoon. Rough sea easing. Southwest swell 1 metre.

Outlook following 3 days: Wednesday: Southwest 15 knots, rising to southerly 25 knots in the morning. Easing to southwest 15 knots in the evening. Sea becoming rough for a time. Southerly swell becoming moderate. Thursday: Southwest 10 knots. Moderate southerly swell. Friday: Variable 10 knots, becoming northeast 20 knots early. Moderate southerly swell easing.

Cook

Monday : Southerly 35 knots, easing to 25 knots overnight. Very rough sea easing. Southerly swell 2 metres, developing. Poor visibility in showers. Tuesday : Southerly 25 knots, easing to 15 knots in the morning, then to variable 10 knots in the evening. Rough sea easing. Southerly swell 2 metres, easing. Fair visibility in scattered showers, clearing in the morning.

Outlook following 3 days: Wednesday: Southerly 10 knots, rising to 35 knots in the morning, easing to 20 knots in the evening. Sea becoming very rough for a time. Southerly swell becoming moderate. Thursday: Southeast 25 knots, easing to variable 10 knots early. Rough sea easing. Moderate southerly swell. Friday: Variable 10 knots, becoming northerly 10 knots but 20 knots south of Cape Terawhiti later. Moderate southerly swell easing.

Foveaux

Monday : Easterly 15 knots. Sea slight. Long period southwest swell 2 metres. Northeast swell 1 metre. Tuesday : Variable 10 knots. Westerly 15 knots developing in the morning. Rising to southwest 25 knots early evening, then to 35 knots late evening. Sea becoming very rough. Long period southwest swell 2 metres. Poor visibility in rain, developing in the afternoon.

Outlook following 3 days: Wednesday: Southwest 30 knots, easing to 15 knots in the morning. Rough sea easing. Heavy southwest swell. Thursday: Westerly 20 knots, easing to northwest 10 knots late. Heavy southwest swell easing. Friday: Northerly 10 knots. Moderate southwest swell.

Grey

Monday : Variable 10 knots but southeast 15 knots about Grey River. Sea slight. Northerly swell 2 metres, easing. Long period southwest swell 2 metres. Tuesday : Variable 10 knots. Becoming southwest 20 knots but 30 knots south of Abut Head in the evening. Sea becoming rough. Long period southwest swell 2 metres.

Outlook following 3 days: Wednesday: Southwest 25 knots, turning southeast 20 knots in the morning. Turning northeast 20 knots in the afternoon. Rough sea easing. Moderate southwest swell. Thursday: Northeast 20 knots, easing to 10 knots early. Moderate southwest swell. Friday: Rising to northeast 15 knots early. Moderate southwest swell.

Kaipara

Monday : Southwest 10 knots. Sea slight. Long period southwest swell rising to 2 metres. Northeast swell 2 metres north of Cape Reinga. Fair visibility in showers. Tuesday : Southwest 15 knots. Sea slight. Long period southwest swell 2 metres. Northeast swell 2 metres north of Cape Reinga. Fair visibility in scattered showers.

Outlook following 3 days: Wednesday: Southwest 15 knots, turning southeast 15 knots in the morning. Southwest swell becoming moderate. Thursday: Easterly 20 knots. Moderate southwest swell. Friday: Easterly 20 knots. Moderate southwest swell easing.

Milford

Monday : Variable 10 knots. Southeast 15 knots developing in the evening. Sea slight. Northerly swell 1 metre, easing. Long period southwest swell 2 metres. Tuesday : Southeast 15 knots, changing southwest 25 knots in the morning. Rising to southwest 35 knots in the evening. Sea becoming very rough. Long period southwest swell 2 metres, easing for a time. Poor visibility in rain, developing in the evening.

Outlook following 3 days: Wednesday: Southerly 30 knots, becoming variable 10 knots but southerly 25 knots offshore in the afternoon. Sea rough. Southwest swell becoming heavy. Thursday: Becoming variable 10 knots everywhere early. Rough sea offshore easing. Heavy southwest swell easing. Friday: Easterly 10 knots, becoming northerly 20 knots early. Moderate southwest swell.

Plenty

Monday : Variable 10 knots. Sea slight. Northeast swell 2 metres. Northwest swell 1 metre, easing. Poor visibility in showers. Tuesday : Variable 10 knots. Sea slight. Northeast swell 2 metres. Fair visibility in scattered showers, clearing in the evening.

Outlook following 3 days: Wednesday: Southwest 10 knots, becoming southeast 20 knots in the morning. Moderate easterly swell. Thursday: Southeast 20 knots. Moderate easterly swell. Friday: Easterly 15 knots. Moderate easterly swell easing.

Portland

Monday : Variable 10 knots but southeast 15 knots south of Cape Kidnappers. Becoming southwest 15 knots in the south in the evening. Sea slight. Northeast swell 2 metres. Long period southwest swell 1 metre. Poor visibility in showers, heavy at times with possible thunderstorms. Tuesday : Variable 10 knots. Becoming southwest 20 knots in the afternoon. Sea becoming moderate. Northeast swell 2 metres. Southwest swell 1 metre. Fair visibility in scattered showers.

Outlook following 3 days: Wednesday: Southerly 20 knots, rising to 30 knots in the morning. Sea becoming rough. Moderate southerly swell, but moderate easterly swell north of East Cape, becoming heavy southerly swell everywhere. Thursday: Southerly 25 knots, becoming southerly 10 knots but southeast 20 knots north of East Cape early. Rough sea easing. Heavy southerly swell easing. Friday: Becoming southeast 10 knots everywhere early. Moderate southerly swell.

Puysegur

Monday : Southerly 30 knots but southeast 20 knots south of West Cape. Becoming southerly 20 knots but variable 10 knots in the south in the evening. Rough sea in the north, easing. Long period southwest swell 2 metres. Tuesday : Southerly 20 knots but variable 10 knots south of West Cape. Becoming northwest 20 knots everywhere in the afternoon. Changing southwest 35 knots in the evening. Sea becoming very rough. Long period southwest swell rising to 3 metres. Poor visibility in rain, developing in the afternoon.

Outlook following 3 days: Wednesday: Southerly 25 knots, easing to 15 knots in the morning. Becoming southwest 15 knots but southerly 25 knots north of West Cape in the afternoon. Rough sea easing for a time. Heavy southwest swell. Thursday: Becoming westerly 20 knots everywhere early, easing to 10 knots late. Rough sea in the north easing. Heavy southwest swell easing. Friday: Northwest 15 knots, rising to 25 knots early. Sea becoming rough. Moderate southwest swell.

Raglan

Monday : Variable 10 knots. Sea slight. Long period southwest swell rising to 2 metres. Northwest swell 1 metre, easing. Fair visibility in showers. Tuesday : Variable 10 knots. Southerly 15 knots developing in the afternoon. Sea slight. Long period southwest swell 2 metres. Fair visibility in scattered showers, clearing in the afternoon.

Outlook following 3 days: Wednesday: Southerly 15 knots, rising to southeast 25 knots in the morning. Sea becoming rough. Southwest swell becoming moderate. Thursday: Easterly 20 knots, easing to 10 knots early. Moderate southwest swell. Friday: Northeast 15 knots. Moderate southwest swell easing.

Rangitata

Monday : Southerly 20 knots. Sea moderate. Northeast swell 1 metre, easing. Long period southwest swell 1 metre. Poor visibility in occasional rain east of Rangitata River. Tuesday : Southwest 20 knots, easing to variable 10 knots inshore in the afternoon. Sea moderate, easing inshore. Southwest swell 1 metre.

Outlook following 3 days: Wednesday: Southwest 30 knots, easing to southerly 20 knots in the morning, then to southwest 10 knots in the evening. Rough sea easing. Southerly swell becoming moderate. Thursday: Variable 10 knots. Moderate southerly swell. Friday: Northwest 10 knots, becoming northeast 15 knots early. Moderate southerly swell.

Stephens

Monday : Southeast 25 knots. Sea rough. West of Farewell Spit to Hawera: Long period southwest swell rising to 2 metres. Northwest swell 1 metre, easing. Elsewhere: Westerly swell 2 metres, easing. Poor visibility in showers. Tuesday : Southeast 20 knots. Becoming variable 10 knots but southwest 20 knots west of Farewell Spit to Hawera in the evening,. Moderate sea easing in the east. West of Farewell Spit to Hawera: Long period southwest swell 2 metres. Elsewhere: Westerly swell 1 metre, easing. Fair visibility in scattered showers, clearing in the morning.

Outlook following 3 days: Wednesday: Southeast 20 knots, becoming easterly 25 knots but southeast 35 knots east of Farewell Spit to Hawera in the morning. Sea becoming very rough in the east. Thursday: Becoming easterly 25 knots everywhere early, easing to 15 knots in the morning. Very rough sea in the east easing. Friday: Northeast 10 knots.

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