Coastal Forecasts

Plenty

Warning: Nil

Saturday: Variable 10 knots but northeast 15 knots west of Whakaari. Becoming Northeast 20 knots everywhere in the evening. Sea becoming moderate.

Sunday: Northeast 20 knots, rising to 30 knots west of Whakaari in the evening. Sea becoming rough. Northeast swell 2 metres developing.

Monday: Northeast 20 knots but 30 knots west of Whakaari. Becoming northeast 30 knots everywhere in the morning. Sea becoming rough. Moderate northerly swell.

Tuesday: Northerly 30 knots, becoming variable 10 knots but northwest 20 knots east of White Island later. Rough sea easing. Northerly swell becoming heavy.

Wednesday: Becoming variable 10 knots early, then becoming westerly 15 knots in the morning. Becoming variable 10 knots but westerly 20 knots east of White Island late. Heavy northerly swell easing.

Issued: 4:38pm Saturday 30 May 2026

Colville

Warning: Nil

Saturday: Northeast 15 knots rising to 25 knots in the evening. Sea becoming rough. Northeast swell 1 metre developing. Fair visibility in showers.

Sunday: Northeast 20 knots rising to 30 knots late morning. Sea becoming rough. Northeast swell rising to 2 metres. Fair visibility in showers developing in the afternoon.

Monday: Northeast 30 knots. Sea rough. Moderate northerly swell.

Tuesday: Northeast 30 knots, easing to northerly 20 knots early, then to variable 10 knots later. Rough sea easing. Northerly swell becoming heavy for a time.

Wednesday: Variable 10 knots, becoming westerly 15 knots for a time. Moderate northeast swell.

Issued: 4:38pm Saturday 30 May 2026

Brett

Warning: Nil

Saturday: Northeast 15 knots, but 25 knots north of Cape Brett. Becoming northeast 25 knots everywhere in the afternoon. Sea becoming rough everywhere. Northeast swell 1 metre. Fair visibility in showers.

Sunday: Northeast 30 knots. Sea rough. Northeast swell rising to 2 metres. Showers. Visibility becoming poor in rain late evening.

Monday: Northeast 30 knots. Sea rough. Northeast swell becoming heavy.

Tuesday: Northerly 30 knots, becoming variable 10 knots but northwest 20 knots south of Whangaroa early. Becoming westerly 15 knots everywhere later. Rough sea easing. Heavy northeast swell easing.

Wednesday: Westerly 15 knots, easing to variable 10 knots early. Moderate northeast swell.

Issued: 4:38pm Saturday 30 May 2026

Kaipara

Warning: Gale warning

Saturday: Northeast 15 knots but 25 knots north of Hokianga Harbour. Becoming northeast 25 knots everywhere in the afternoon. Sea becoming rough. North of Cape Reinga: Long period southwest swell 2 metres easing. Northeast swell rising to 2 metres. Elsewhere: Long period southwest swell 2 metres easing. Northerly swell rising to 2 metres offshore. Fair visibility in showers in the north.

Sunday: Northeast 25 knots rising to 35 knots north of Hokianga Harbour in the morning, then everywhere in the evening. Sea becoming very rough. North of Cape Reinga: Long period southwest swell 1 metres. Northeast swell rising to 2 metres. Elsewhere: Long period southwest swell 1 metres. Northerly swell rising to 3 metres offshore. Showers. Visibility becoming poor in rain late evening.

Monday: Northeast 35 knots. Easing to northerly 25 knots later. Very rough sea easing. Moderate northerly swell.

Tuesday: Northwest 20 knots, easing to variable 10 knots early, then becoming westerly 15 knots late. Moderate northerly swell.

Wednesday: Westerly 15 knots, easing to variable 10 knots early. Moderate northwest swell.

Issued: 4:38pm Saturday 30 May 2026

Raglan

Warning: Gale warning

Saturday: Northeast 15 knots, but 25 knots offshore. Becoming northeast 25 knots everywhere in the afternoon. Sea becoming rough. Long period southwest swell 2 metres easing. Northerly swell rising to 2 metres offshore.

Sunday: Northeast 25 knots. Rising to northeast 35 knots south of Raglan Harbour in the morning, then everywhere in the afternoon. Sea becoming very rough. Long period southwest swell 1 metres. Northerly swell rising to 3 metres offshore. Visibility becoming poor in rain late evening.

Monday: Northeast 35 knots, easing to 25 knots early. Very rough sea easing. Moderate northerly swell, easing.

Tuesday: Northerly 25 knots, easing to variable 10 knots early, then becoming northwest 15 knots late. Rough sea easing. Moderate northwest swell developing for a time.

Wednesday: Westerly 20 knots, easing to variable 10 knots later. Westerly swell becoming moderate.

Issued: 4:38pm Saturday 30 May 2026

Stephens

Warning: Gale warning

Saturday: Variable 10 knots but northeast 20 knots west of Farewell Spit to Hawera. Becoming northerly 20 knots but 30 knots in the west in the evening. Sea becoming rough in the west. West of Farewell Spit to Hawera: Long period southwest swell 2 metres easing. Northerly swell rising to 2 metres. Elsewhere: Northwest swell 1 metre developing.

Sunday: Northerly 25 knots, rising to 35 knots west of Farewell Spit to Hawera in the morning, then everywhere in the evening. Sea becoming very rough in the west. West of Farewell Spit to Hawera: Long period southwest swell 1 metres. Northerly swell rising to 3 metres. Elsewhere: Northwest swell rising to 3 metres. Visibility becoming poor in rain in the west in the afternoon, spreading east.

Monday: Northerly 30 knots. Sea rough. Moderate northwest swell easing.

Tuesday: Northerly 25 knots, becoming variable 10 knots but northerly 20 knots east of Farewell Spit to Hawera early. Becoming variable 10 knots everywhere later. Rough sea easing. Northwest swell becoming moderate.

Wednesday: West of Farewell Spit to Hawera: Variable 10 knots, becoming southwest 20 knots for a time. Elsewhere: Variable 10 knots, becoming northwest 20 knots later. Moderate westerly swell easing.

Issued: 4:38pm Saturday 30 May 2026

Cook

Warning: Gale warning

Saturday: Northerly 30 knots. Sea rough. Long period southerly swell 1 metre, easing.

Sunday: Northerly 25 knots, rising to 35 knots late afternoon. Sea becoming very rough. Poor visibility in evening rain.

Monday: Northerly 30 knots. Sea rough.

Tuesday: Northerly 25 knots, easing to northwest 15 knots north of Cape Terawhiti early. Becoming variable 10 knots everywhere late. Rough sea easing.

Wednesday: Variable 10 knots, becoming southeast 20 knots early. Becoming northwest 25 knots but northerly 15 knots south of Cape Terawhiti later. Sea becoming rough in the north.

Issued: 4:38pm Saturday 30 May 2026

Castlepoint

Warning: Gale warning

Saturday: Northerly 15 knots but 25 knots south of Cape Palliser. Rising to northerly 20 knots but 35 knots in the south in the evening. Sea becoming very rough in the south. Long period southwest swell 2 metres.

Sunday: Northerly 25 knots but 35 knots south of Cape Palliser. Sea very rough in the south. Long period southwest swell 1 metre. Northeast swell 1 metre developing.

Monday: Northerly 25 knots but 35 knots south of Cape Palliser. Very rough sea in the south. Northeast swell becoming moderate.

Tuesday: Northerly 25 knots, easing to northwest 15 knots later. Rough sea easing. Moderate northeast swell.

Wednesday: Westerly 10 knots. Moderate easterly swell.

Issued: 4:38pm Saturday 30 May 2026

Portland

Warning: Nil

Saturday: Variable 10 knots. Northeast 15 knots developing south of Mahia Peninsula in the afternoon, then becoming northerly 20 knots everywhere in the evening. Sea becoming moderate. Long period southwest swell 2 metres.

Sunday: Northerly 20 knots. Rising to 30 knots south of Mahia Peninsula in the morning, then everywhere in the evening. Sea becoming rough. Long period southwest swell 1 metre. Northeast swell 1 metre developing.

Monday: Northerly 25 knots. Sea rough. Northeast swell becoming moderate.

Tuesday: Northerly 30 knots, easing to northerly 20 knots south of Mahia Peninsula late. Rough sea, easing in the south. Moderate northeast swell.

Wednesday: Becoming northwest 20 knots early, then becoming variable 10 knots but westerly 20 knots north of East Cape in the morning. Rough sea in the north, easing. Moderate northeast swell.

Issued: 4:38pm Saturday 30 May 2026

Abel

Warning: Gale warning

Saturday: Variable 10 knots. Northerly 20 knots developing in the evening. Sea becoming moderate. Northerly swell 1 metre developing. Fair visibility in evening rain.

Sunday: Northerly 25 knots, rising to 35 knots in the morning. Sea becoming very rough. Northerly swell rising to 3 metres. Visibility becoming poor in rain at night.

Monday: Northerly 35 knots easing to 25 knots early, then easing to northerly 15 knots south of Separation Point late. Very rough sea easing. Moderate northerly swell.

Tuesday: Northerly 15 knots but 25 knots north of Separation Point, becoming 15 knots everywhere early. Becoming variable 10 knots later. Rough sea in the north, easing. Moderate northerly swell easing.

Wednesday: Variable 10 knots, becoming westerly 20 knots north of Separation Point later.

Issued: 4:38pm Saturday 30 May 2026

Grey

Warning: Gale warning

Saturday: Northeast 20 knots. Rising to northeast 25 knots but 35 knots south of Abut Head in the evening. Sea becoming very rough in the south. Long period southwest swell 2 metres easing. Northerly swell rising to 2 metres. Showers. Visibility becoming poor in rain in the south in the evening.

Sunday: Northeast 25 knots but 35 knots south of Abut Head. Rising to 40 knots everywhere in the morning. Then easing to northeast 35 knots but 15 knots in the south in the evening. Sea becoming very rough everywhere for a time. Long period southwest swell 1 metre. Northerly swell rising to 3 metres. Poor visibility in rain.

Monday: Northeast 15 knots but northerly 35 knots north of Abut Head, becoming northerly 25 knots everywhere early. Becoming variable 10 knots but northerly 20 knots north of Abut Head later. Very rough sea in the north easing. Moderate northerly swell.

Tuesday: Becoming variable 10 knots early. Moderate northerly swell.

Wednesday: Variable 10 knots, becoming southwest 20 knots north of Cape Foulwind early. Becoming northeast 20 knots everywhere later. Moderate northwest swell easing.

Issued: 4:38pm Saturday 30 May 2026

Milford

Warning: Storm warning

Saturday: Northeast 35 knots, then rising to 50 knots in the evening. Sea becoming high. Long period southwest swell 2 metres. Northerly swell rising to 3 metres for a time. Showers. Visibility becoming poor in rain in the evening.

Sunday: Northeast 50 knots, easing to 30 knots in the morning, then easing to 15 knots in the afternoon, before becoming variable 10 knots in the evening. High sea easing. Long period southwest swell 2 metres. Northerly swell rising to 4 metres for a time. Poor visibility in rain, easing late evening.

Monday: Variable 10 knots. Moderate northerly swell.

Tuesday: Variable 10 knots. Moderate northwest swell.

Wednesday: Variable 10 knots, becoming northeast 20 knots early, then rising to 30 knots late. Sea becoming rough. Moderate northwest swell.

Issued: 4:38pm Saturday 30 May 2026

Puysegur

Warning: Storm warning

Saturday: Northerly 25 knots but 45 knots west of Puysegur Point. Rising to 55 knots in the west in the evening. Sea becoming very high in the west. Long period southwest swell 2 metres. Northerly swell rising to 4 metres. Poor visibility in evening rain.

Sunday: Northeast 25 knots but northerly 55 knots west of Puysegur Point, easing to northerly 25 knots everywhere in the morning. Then turning westerly 20 knots in the evening. High sea in the west, easing. Long period southwest swell 2 metres. Northerly swell rising to 5 metres for a time. Poor visibility in rain, easing late evening.

Monday: Westerly 20 knots easing to variable 10 knots early. Moderate northwest swell.

Tuesday: Variable 10 knots, becoming northwest 20 knots south of West Cape early. Becoming variable 10 knots everywhere late. Moderate westerly swell.

Wednesday: West of West Cape: Variable 10 knots, becoming northerly 25 knots early. Elsewhere: Variable 10 knots, becoming northeast 20 knots late. Sea becoming rough in the west. Moderate westerly swell easing.

Issued: 4:38pm Saturday 30 May 2026

Foveaux

Warning: Gale warning

Saturday: Variable 10 knots. Northeast 20 knots developing in the afternoon. Sea becoming moderate. Long period southwest swell 1 metre. Fair visibility in evening rain west of Slope Point to Shelter Point.

Sunday: Northeast 20 knots, rising to 35 knots for a time in the morning, then turning westerly 15 knots in the evening. Sea becoming very rough for a time. Long period southwest swell 1 metre. Northeast swell 2 metres developing. Fair visibility in rain west of Slope Point, spreading everywhere, then easing in the afternoon.

Monday: Variable 10 knots.

Tuesday: Variable 10 knots, becoming northwest 15 knots for a time.

Wednesday: Variable 10 knots, becoming northeast 15 knots later.

Issued: 4:38pm Saturday 30 May 2026

Chalmers

Warning: Gale warning

Saturday: Northeast 15 knots but 25 knots offshore. Becoming northeast 25 knots everywhere in the evening. Sea becoming rough everywhere. Long period southwest swell 1 metre.

Sunday: Northeast 25 knots rising to 35 knots for a time in the morning. Then easing to variable 10 knots overnight. Sea becoming very rough for a time. Long period southwest swell 1 metre. Northeast swell 2 metres developing. Fair visibility in morning rain.

Monday: Variable 10 knots. Moderate northeast swell.

Tuesday: Variable 10 knots, becoming southwest 15 knots for a time. Moderate northeast swell.

Wednesday: Variable 10 knots, becoming northeast 15 knots later. Moderate northeast swell easing.

Issued: 4:38pm Saturday 30 May 2026

Rangitata

Warning: Gale warning

Saturday: Variable 10 knots but northeast 20 knots offshore. Sea moderate offshore. Long period southwest swell 1 metre.

Sunday: Northerly 20 knots rising to 35 knots in the morning, then easing back to 25 knots late evening. Sea becoming very rough for a time. Long period southwest swell 1 metre. Northeast swell 2 metres developing.

Monday: Northerly 25 knots, becoming northeast 15 knots but northerly 25 knots offshore later. Rough sea, easing inshore. Northeast swell becoming moderate.

Tuesday: Northerly 15 knots but 25 knots offshore, becoming variable 10 knots but westerly 20 knots offshore early. Becoming variable 10 knots everywhere later. Rough sea offshore, easing. Moderate northeast swell.

Wednesday: Variable 10 knots, becoming northeast 15 knots later. Moderate easterly swell easing.

Issued: 4:38pm Saturday 30 May 2026

Conway

Warning: Gale warning

Saturday: Northeast 15 knots but 25 knots north of Kaikoura Peninsula. Rising to northerly 25 knots but 35 knots in the north in the evening. Sea becoming very rough in the north. Long period southwest swell 1 metre.

Sunday: Northerly 25 knots but 35 knots north of Kaikoura Peninsula. Becoming northerly 35 knots everywhere in the morning. Sea becoming very rough everywhere. Long period southwest swell 1 metre. Northeast swell 2 metres developing. Visibility becoming poor in rain in the afternoon.

Monday: Northerly 35 knots. Sea very rough. Moderate northeast swell.

Tuesday: Northerly 30 knots, easing to 15 knots but 25 knots north of Kaikoura Peninsula early. Becoming variable 10 knots everywhere later. Rough sea easing. Moderate northeast swell.

Wednesday: Variable 10 knots, becoming northeast 15 knots later. Moderate easterly swell easing.

Issued: 4:38pm Saturday 30 May 2026

Chatham Islands

Warning: Nil

Saturday: Variable 10 knots. Sea slight. Long period southwest swell 3 metres easing.

Sunday: Variable 10 knots, northwest 20 knots developing in the morning. Sea becoming moderate. Long period southwest swell 2 metres easing. Northwest swell 2 metres developing.

Monday: Northerly 20 knots. Moderate northwest swell.

Tuesday: Northerly 25 knots. Sea rough. Moderate northerly swell.

Wednesday: Northerly 25 knots, easing to northwest 15 knots early, then becoming southwest 15 knots later. Rough sea easing. Moderate northerly swell.

Issued: 4:38pm Saturday 30 May 2026