Coastal Weather

Issued at 16:04 on Friday 06 September 2024. Valid for Friday.

Valid from 16:04 on Friday 06 September 2024 until 00:12 on Sunday 08 September 2024.

Abel

Friday : Westerly 20 knots but 10 knots south of Separation Point. Sea moderate in the north. Saturday : Westerly 15 knots, rising to northwest 25 knots in the morning and to 35 knots for a time in the afternoon and evening. Changing to southwest 20 knots late evening. Sea becoming very rough for a time. Northerly swell 1 metre developing over exposed waters. Poor visibility in scattered rain from afternoon.

Outlook following 3 days: Sunday: Westerly 10 knots, rising to 20 knots but 30 knots north of Separation Point in the morning. Sea becoming rough in the north. Monday: Northwest 25 knots. Sea rough. Tuesday: Westerly 25 knots, easing to 10 knots south of Separation Point early. Rough sea easing.

Brett

Friday : Southwest 15 knots. Sea slight. Northeast swell 1 metre. Saturday : Westerly rising to 25 knots in the evening. Sea becoming rough.

Outlook following 3 days: Sunday: Westerly 25 knots, easing to southwest 10 knots in the morning. Rough sea easing. Monday: Variable 10 knots, becoming northwest 15 knots early. Tuesday: Westerly 20 knots.

Castlepoint

Friday : Northwest 20 knots but 30 knots north of Cape Palliser. Rough sea in the north. Northeast swell 1 metre. Long period southwest swell 1 metre. Saturday : Becoming northwest 20 knots but 30 knots north of Cape Palliser. Becoming northwest 40 knots everywhere in the morning. Northwest rising to 50 knots for a time in the south in the afternoon and early evening. Changing to southerly 25 knots south of Cape Palliser late evening. Sea becoming high for a time in the south. Long period southwest swell rising to 2 metres. Northwest swell 2 metres developing offshore. Poor visibility in scattered rain from afternoon, from the south.

Outlook following 3 days: Sunday: Southerly 25 knots but westerly 30 knots north of Cape Palliser. Becoming westerly 20 knots everywhere in the morning. Rough sea easing. Moderate southwest swell. Moderate northwest swell easing. Monday: Northwest 20 knots, rising to 30 knots early. Sea becoming rough. Moderate southwest swell easing. Tuesday: Northwest easing to 25 knots early then becoming southwest 15 knots. Northwest 25 knots developing later. Rough sea easing for a time.

Chalmers

Friday : Variable 10 knots. Northerly 20 knots developing in the evening. Sea becoming moderate. Long period southwest swell 2 metres. Poor visibility in periods of rain. Possible thunderstorms with hail. Saturday : Northerly 20 knots, becoming westerly 35 knots in the morning. Sea becoming very rough. Long period southwest swell rising to 5 metres offshore late. Poor visibility in scattered rain, clearing afternoon.

Outlook following 3 days: Sunday: Westerly 35 knots, easing to 25 knots in the morning. Becoming northerly 10 knots in the afternoon. Very rough sea easing. Heavy southwest swell easing. Monday: Northerly 10 knots, rising to 20 knots early. Becoming westerly 15 knots later. Moderate southwest swell easing. Tuesday: Westerly 20 knots, becoming northerly 15 knots early. Changing southwest 35 knots late. Sea becoming very rough. Southwest swell becoming moderate.

Chatham Islands

Friday : Southerly 20 knots, turning westerly 15 knots in the evening. Moderate sea easing. Long period southwest swell 2 metres. Northeast swell 1 metre, easing. Saturday : Northwest 15 knots, rising to 25 knots in the afternoon and to 35 knots in the evening. Sea becoming very rough. Long period southwest swell 2 metres. Fair visibility in evening showers.

Outlook following 3 days: Sunday: Westerly 35 knots, easing to 25 knots in the evening. Very rough sea easing. Westerly swell becoming heavy. Monday: Westerly 25 knots, easing to 15 knots early. Rising to northwest 25 knots later. Rough sea easing for a time. Heavy southwest swell easing. Tuesday: Northwest 25 knots, becoming southwest 10 knots later. Rough sea easing. Moderate westerly swell.

Colville

Friday : Southwest 20 knots. Sea moderate. Northeast swell 1 metre. Saturday : Westerly rising to 25 knots in the evening. Sea becoming rough. Northerly swell 1 metre developing. Fair visibility in a few showers from afternoon.

Outlook following 3 days: Sunday: Westerly 25 knots, easing to southwest 15 knots in the morning. Rough sea easing. Monday: Southwest 15 knots, turning northwest 10 knots early, rising to 20 knots later. Tuesday: Westerly 15 knots.

Conway

Friday : Northerly 15 knots. Sea slight. Southwest swell 1 metre. Northeast swell 1 metre. Saturday : Northwest rising to 20 knots early morning and to 30 knots late morning. Easing to westerly 15 knots in the evening. Sea becoming rough for a time. Long period southwest swell rising to 2 metres. Northerly swell 2 metres developing offshore.

Outlook following 3 days: Sunday: Westerly 20 knots, changing northeast 15 knots north of Kaikoura Peninsula in the morning. Becoming northwest 20 knots everywhere in the evening. Moderate southwest swell. Moderate northerly swell easing. Monday: Northerly 20 knots, easing to northwest 10 knots late. Moderate southwest swell dying out. Tuesday: Northwest 10 knots, rising to 20 knots early.

Cook

Friday : Northwest 20 knots rising to 30 knots overnight. Sea becoming rough. Saturday : Northerly 30 knots rising to 40 knots late morning. Northwest rising to 50 knots south of Cape Terawhiti in the afternoon. Becoming westerly 25 knots but southerly 15 knots in the south in the evening. Sea becoming high for a time. Northerly swell 1 metre developing north of Cape Terawhiti. Poor visibility in scattered rain from afternoon.

Outlook following 3 days: Sunday: Westerly 25 knots. Sea rough. Monday: Westerly 20 knots, rising to northwest 35 knots early. Sea becoming very rough. Tuesday: Northwest 35 knots, easing to 20 knots early. Rising to northwest 30 knots later. Very rough sea easing.

Foveaux

Friday : Westerly 20 knots, turning northerly 20 knots in the evening. Sea moderate. Long period southwest swell 3 metres. Poor visibility in periods of rain. Possible thunderstorms with hail east of Slope Point. Saturday : Northwest 20 knots, rising to 35 knots early morning and to westerly 40 knots late morning. Westerly rising to 50 knots for a time across Foveaux Strait in the afternoon and early evening. Sea becoming high about Foveaux Strait. Long period southwest swell rising to 7 metres offshore late. Poor visibility in rain, turning into showers in the morning. Possible thunderstorms with hail from afternoon.

Outlook following 3 days: Sunday: Westerly 35 knots, easing to 25 knots in the morning, then to northwest 15 knots in the evening. Very rough sea easing. Heavy southwest swell easing. Monday: Northerly 15 knots, becoming westerly 25 knots later. Sea becoming rough. Moderate southwest swell easing. Tuesday: Westerly 25 knots, rising to southwest 35 knots east of Slope Point to Shelter Point later. Sea becoming very rough in the east. Southwest swell becoming moderate.

Grey

Friday : Northwest 15 knots. Sea slight. Long period southwest swell 2 metres. Poor visibility in heavy rain at times. Saturday : Northwest 15 knots, rising to 25 knots in the morning. Tuning southwest 30 knots early evening. Sea becoming rough. Long period southwest swell rising to 4 metres. Poor visibility in rain, easing late.

Outlook following 3 days: Sunday: Westerly 25 knots. Sea rough. Heavy southwest swell. Monday: Westerly 20 knots, rising to northwest 30 knots for a time in the morning. Sea becoming rough for a time. Heavy westerly swell easing. Tuesday: Westerly 25 knots later. Sea rough. Westerly swell becoming heavy.

Kaipara

Friday : Southwest 15 knots. Sea slight. Long period southwest swell 2 metres. Fair visibility in showers. Saturday : Westerly 15 knots, rising to northwest 25 knots in the evening. Sea becoming rough. Long period southwest swell rising to 3 metres late. Fair visibility in late showers.

Outlook following 3 days: Sunday: Westerly 25 knots, easing to southwest 15 knots south of Cape Reinga in the morning. Becoming southwest 10 knots everywhere in the afternoon. Rough sea easing. Moderate southwest swell. Monday: Variable 10 knots, becoming northwest 20 knots early. Moderate southwest swell. Tuesday: Westerly 15 knots. Moderate southwest swell.

Milford

Friday : Northerly 15 knots, rising to northeast 25 knots in the evening. Sea becoming rough. Long period southwest swell 3 metres. Northwest swell 2 metres developing late. Poor visibility in rain, heavy at times. Saturday : Northeast 25 knots, turning northwest 25 knots early morning. Turning southwest 30 knots in the afternoon. Sea rough. Long period southwest swell rising to 6 metres. Northerly swell 2 metres, easing. Poor visibility in rain, turning into showers in the morning. Possible thunderstorms with hail from evening.

Outlook following 3 days: Sunday: Westerly 25 knots, easing to 15 knots for a time in the morning and afternoon. Rough sea easing for a time. Heavy westerly swell. Monday: Northwest 30 knots. Sea rough. Heavy westerly swell. Tuesday: Westerly 30 knots. Sea rough. Heavy westerly swell.

Plenty

Friday : Southwest 20 knots. Sea moderate. Northeast swell 1 metre, easing late. Volcanic ash possible at times, associated with Whakaari/White Island, more information at GNS Science. Saturday : Westerly rising to 25 knots in the evening. Sea becoming rough. Northerly 1 metre developing. Fair visibility in a few showers from afternoon.

Outlook following 3 days: Sunday: Westerly 25 knots. Sea rough. Monday: Southwest 20 knots, turning northwest 15 knots early. Tuesday: Westerly 20 knots.

Portland

Friday : Variable 10 knots. Westerly 20 knots developing north of East Cape in the evening. Sea becoming moderate in the north. Northeast swell 1 metre. Southwest swell 1 metre. Saturday : Northwest 10 knots but westerly 20 knots north of East Cape. Rising to northwest 25 knots everywhere in the afternoon. Rising to westerly 35 knots about East Cape in the evening. Sea becoming very rough about East Cape late. Long period southwest swell 1 metre. Northerly swell 1 metre.

Outlook following 3 days: Sunday: Westerly 25 knots, easing to 10 knots south of East Cape in the morning. Becoming westerly 15 knots everywhere in the afternoon. Rough sea easing. Moderate southwest swell developing. Moderate northwest swell north of East Cape developing for a time. Monday: Northwest 20 knots. Moderate southwest swell dying out. Tuesday: Northwest 20 knots, becoming westerly 10 knots but 20 knots north of East Cape later.

Puysegur

Friday : Northerly 25 knots rising to 45 knots in the evening. Sea becoming high. Long period westerly swell 4 metres easing. Northerly swell 2 metres developing late. Poor visibility in rain, heavy at times. Saturday : Northerly 45 knots, becoming westerly 40 knots in the morning. Rising to westerly 50 knots south of Southwest Cape in the afternoon. Easing to southwest 40 knots everywhere in the evening. Sea high at times. Long period southwest swell rising to 8 metres. Northerly swell 2 metres, easing. Poor visibility in rain, turning into showers in the morning. Possible thunderstorms with hail from afternoon.

Outlook following 3 days: Sunday: Westerly 35 knots easing to northwest 25 knots in the morning. Very rough sea easing. Heavy southwest swell. Monday: Northwest 25 knots, rising to 40 knots early. Easing to westerly 30 knots later. Sea becoming very rough for a time. Heavy westerly swell. Tuesday: Westerly 25 knots, rising to northwest 35 knots early. Becoming southwest 25 knots later. Sea becoming very rough for a time. Heavy westerly swell.

Raglan

Friday : Southwest 20 knots. Sea moderate. Long period southwest swell 2 metres. Fair visibility in a few showers. Saturday : Westerly 15 knots, rising to 25 knots in the afternoon. Sea becoming rough. Long period southwest swell rising to 3 metres. Poor visibility in rain from evening.

Outlook following 3 days: Sunday: Southwest 30 knots, easing to 20 knots in the morning. Rough sea easing. Moderate southwest swell. Monday: Westerly 20 knots. Moderate southwest swell. Tuesday: Westerly 15 knots. Moderate southwest swell.

Rangitata

Friday : Northerly 15 knots. Sea slight. Southwest swell 1 metre. Northeast swell 1 metre. Poor visibility in showers, clearing in the evening. Saturday : Northerly 15 knots, rising to 30 knots in the morning. Becoming westerly 25 knots in the afternoon. Sea becoming rough for a time. Long period southwest sell rising to 4 metres offshore late. Northeast swell 1 metre, easing early. Poor visibility in afternoon rain, clearing evening.

Outlook following 3 days: Sunday: Westerly 20 knots, easing to variable 10 knots in the morning. Becoming northwest 15 knots in the afternoon. Heavy southwest swell, easing. Monday: Northerly 15 knots. Moderate southerly swell easing. Tuesday: Northwest 20 knots, becoming northeast 15 knots early. Becoming northwest 35 knots later. Sea becoming very rough.

Stephens

Friday : Westerly 25 knots. Sea rough. West of Farewell Spit to Hawera: Long period southwest swell 2 metres. Elsewhere: Long period westerly swell 2 metres, easing. Fair visibility in evening showers in the west. Saturday : Westerly 20 knots, rising to northwest 35 knots in the afternoon, changing to southwest 25 knots east of Cape Farewell to Hawera in the evening. Sea becoming very rough for a time. West of Farewell Spit to Hawera: long period southwest swell rising to 3 metres. In the east: long period westerly swell 3 metres developing. Poor visibility in rain from evening.

Outlook following 3 days: Sunday: Westerly 25 knots. Sea rough. Moderate westerly swell. Monday: Northwest 25 knots, easing to westerly 15 knots west of Farewell Spit to Hawera late. Sea rough. Moderate westerly swell. Tuesday: Becoming southwest 35 knots but westerly 25 knots east of Farewell Spit to Hawera early. Sea becoming very rough. Moderate westerly swell.

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