Coastal Forecasts

Plenty

Warning: Nil

Saturday: Westerly 20 knots, becoming southerly 10 knots in the morning, then rising to 20 knots late afternoon. Moderate sea easing for a time. Northwest swell 1 metre dying out. Southeast swell 1 metre developing.

Sunday: Southeast 20 knots, easing to variable 10 knots early.

Monday: Variable 10 knots, becoming westerly 20 knots early.

Tuesday: Southwest 20 knots, easing to variable 10 knots early, then becoming southerly 15 knots late.

Issued: 3:19am Saturday 1 Aug 2026

Colville

Warning: Nil

Saturday: Variable 10 knots. Southeast 15 knots developing late morning, then rising to 25 knots late afternoon. Sea becoming rough. Northwest swell 1 metre dying out. Southeast swell 1 metre developing.

Sunday: Southeast 25 knots, easing to southerly 15 knots early, then to variable 10 knots later. Rough sea easing.

Monday: Variable 10 knots, becoming southwest 20 knots early.

Tuesday: Southwest 20 knots, easing to variable 10 knots later.

Issued: 3:19am Saturday 1 Aug 2026

Brett

Warning: Nil

Saturday: Northwest 15 knots, easing to variable 10 knots this morning. Easterly 20 knots developing in the afternoon, then rising to southeast 30 knots in the evening. Sea becoming rough. Northwest swell 1 metre dying out. Southeast swell 1 metre developing. Poor visibility in rain from late morning. Possible thunderstorms north of Cape Brett.

Sunday: Southeast 25 knots, easing to southerly 15 knots later. Rough sea easing.

Monday: Southwest 15 knots.

Tuesday: Southwest 15 knots, easing to variable 10 knots late.

Issued: 3:19am Saturday 1 Aug 2026

Kaipara

Warning: Nil

Saturday: Westerly 20 knots. Changing to southerly 20 knots south of Cape Reinga in the morning. Becoming southwest 25 knots but southeast 30 knots in the south in the afternoon. Changing to southeast 30 knots everywhere late evening. Sea becoming rough everywhere. Long period southwest swell 3 metres. Poor visibility in rain. Possible thunderstorms.

Sunday: Southeast 30 knots. Becoming southerly 15 knots later. Sea rough, easing. Moderate southwest swell.

Monday: Southerly 15 knots, becoming variable 10 knots but southwest 20 knots south of Cape Reinga early. Becoming southwest 20 knots everywhere later. Moderate southwest swell.

Tuesday: Southwest 20 knots, easing to variable 10 knots late. Moderate southwest swell.

Issued: 3:19am Saturday 1 Aug 2026

Raglan

Warning: Nil

Saturday: Variable 10 knots. Becoming southeast 25 knots late morning. Sea becoming rough. Long period southwest swell 4 metres easing. Fair visibility in morning showers.

Sunday: Southeast 20 knots, easing to variable 10 knots early, then becoming southwest 15 knots later. Moderate southwest swell.

Monday: Southwest 15 knots, rising to 25 knots early. Sea becoming rough. Moderate southwest swell.

Tuesday: Southwest 25 knots, becoming variable 10 knots but southerly 20 knots north of Kawhia Harbour early. Becoming variable 10 knots everywhere later. Rough sea easing. Southwest swell becoming heavy for a time.

Issued: 3:19am Saturday 1 Aug 2026

Stephens

Warning: Gale warning

Saturday: Westerly 25 knots becoming southeast 15 knots but 35 knots east of Cape Farewell this morning. Easing to variable 10 knots but southeast 25 knots in the east in the afternoon, then becoming variable 10 knots everywhere late evening. Sea becoming very rough in the east for a time. West of Farewell Spit to Hawera: Long period southwest swell 5 metres easing. East of Farewell Spit to Hawera: westerly swell 3 metres easing. Fair visibility in morning showers.

Sunday: Variable 10 knots. Southwest 15 knots developing West of Farewell Spit to Hawera early, then becoming westerly 20 knots everywhere later. Moderate southwest swell.

Monday: Becoming westerly 25 knots early, then rising to southwest 35 knots west of Farewell Spit to Hawera in the morning. Becoming southwest 25 knots everywhere late. Sea becoming very rough in the west for a time. Westerly swell becoming moderate.

Tuesday: Southerly 25 knots, easing to variable 10 knots early. Becoming southeast 20 knots but variable 10 knots west of Farewell Spit to Hawera late. Sea rough at times. Moderate westerly swell easing.

Issued: 3:19am Saturday 1 Aug 2026

Cook

Warning: Gale warning

Saturday: Southerly 45 knots, easing to 30 knots in the afternoon, then to 15 knots in the evening. High sea easing. Northerly swell 1 metre easing. Southerly swell 4 metres developing for a time. Fair visibility in morning and afternoon showers.

Sunday: Variable 10 knots, becoming northerly 25 knots later. Sea becoming rough. Heavy southerly swell easing.

Monday: South of Cape Terawhiti: Becoming northwest 20 knots early, then becoming southerly 35 knots late. Elsewhere: Becoming northwest 20 knots early, then rising to westerly 30 knots in the morning and becoming southerly 25 knots late. Sea becoming very rough in the south. Southerly swell becoming moderate.

Tuesday: South of Cape Terawhiti: Becoming southerly 40 knots early, then easing to southwest 25 knots in the morning and rising to southerly 35 knots later. Elsewhere: Becoming southerly 30 knots early, then easing to variable 10 knots in the morning and becoming southerly 25 knots later. Sea very rough in the south. Southerly swell becoming heavy.

Issued: 6:23am Saturday 1 Aug 2026

Castlepoint

Warning: Gale warning

Saturday: Southwest 40 knots, easing to 25 knots in the afternoon, then to 15 knots in the evening. Very rough sea easing. Long period southwest swell rising to 5 metres for a time. North of Cape Palliser: northeast swell 1 metre easing. Poor visibility in showers, easing in the morning.

Sunday: Westerly 15 knots, becoming variable 10 knots but northwest 20 knots south of Cape Palliser early. Becoming northwest 15 knots everywhere late. Moderate southerly swell.

Monday: Northwest 15 knots, rising to westerly 25 knots north of Cape Palliser early. Becoming southwest 30 knots everywhere later. Sea becoming rough. Moderate southwest swell.

Tuesday: Southwest 35 knots. Sea very rough. Southwest swell becoming heavy.

Issued: 3:19am Saturday 1 Aug 2026

Portland

Warning: Gale warning

Saturday: Westerly 25 knots but southwest 35 knots south of Mahia Peninsula. Changing to southerly 20 knots but 30 knots in the south late morning. Becoming southerly 30 knots everywhere in the afternoon, then easing to southerly 20 knots in the evening. Very rough sea in the in the south easing. Long period southwest swell rising to 5 metres for a time offshore south of Mahia Peninsula but 3 metres elsewhere. Northeast swell 1 metre easing. Fair visibility in showers.

Sunday: Southwest 25 knots, becoming variable 10 knots but southerly 20 knots north of Mahia Peninsula early. Becoming variable 10 knots everywhere later. Rough sea in the north, easing. Heavy southerly swell, but moderate southerly swell north of East Cape.

Monday: North of East Cape: Variable 10 knots, becoming westerly 30 knots early. Elsewhere: Variable 10 knots, becoming northwest 20 knots early, then becoming southwest 20 knots late. Sea becoming rough in the north. Heavy southerly swell, but moderate southerly swell north of East Cape, becoming moderate southerly swell everywhere.

Tuesday: Becoming southwest 25 knots early, then rising to southwest 35 knots south of Mahia Peninsula in the morning. Becoming southwest 35 knots everywhere later. Sea becoming very rough in the south. Moderate southerly swell, becoming heavy southwest swell south of East Cape.

Issued: 3:19am Saturday 1 Aug 2026

Abel

Warning: Nil

Saturday: Southerly 15 knots, easing to variable 10 knots in the afternoon. Sea slight. Northerly swell 2 metres in open waters easing.

Sunday: Variable 10 knots.

Monday: Westerly 10 knots, becoming 20 knots early. Becoming variable 10 knots but westerly 20 knots north of Separation Point later.

Tuesday: Becoming variable 10 knots early.

Issued: 3:19am Saturday 1 Aug 2026

Grey

Warning: Nil

Saturday: Southerly 15 knots but 25 knots south of Abut head. Becoming southwest 20 knots everywhere in the evening. Rough sea in the south, easing. Long period southwest swell 5 metres easing.

Sunday: Southwest 20 knots, becoming variable 10 knots early. Becoming variable 10 knots but southwest 20 knots offshore later. Moderate southwest swell.

Monday: Becoming southwest 20 knots early, then rising to 30 knots in the morning. Becoming southwest 30 knots but 40 knots south of Cape Foulwind late. Sea becoming very rough offshore. Southwest swell becoming heavy.

Tuesday: Becoming southwest 25 knots early, then becoming variable 10 knots but southerly 20 knots offshore in the morning. Becoming variable 10 knots everywhere later. Sea very rough in the south at times. Heavy southwest swell easing.

Issued: 3:19am Saturday 1 Aug 2026

Milford

Warning: Nil

Saturday: Southerly 30 knots, easing southwest 20 knots about midday. Rough sea easing. Long period southwest swell 5 metres easing. Poor visibility in evening showers.

Sunday: Southwest 20 knots, becoming variable 10 knots but westerly 20 knots offshore early. Becoming westerly 20 knots everywhere later. Moderate southwest swell.

Monday: Westerly 20 knots, rising to 30 knots early, then becoming southerly 30 knots later. Sea becoming rough. Southwest swell becoming heavy.

Tuesday: Southerly 25 knots, becoming variable 10 knots but southerly 20 knots offshore early. Becoming variable 10 knots everywhere later. Rough sea easing. Heavy southwest swell easing.

Issued: 3:19am Saturday 1 Aug 2026

Puysegur

Warning: Nil

Saturday: Southerly 20 knots, becoming westerly 20 knots but 30 knots south of West Cape late morning. Rough sea at times. Long period southwest swell 5 metres easing. Poor visibility in showers from late afternoon.

Sunday: Westerly 25 knots, becoming 25 knots but 35 knots south of West Cape early. Sea becoming very rough in the south. Southwest swell becoming heavy.

Monday: Becoming westerly 30 knots early, then becoming southwest 35 knots but southerly 25 knots west of West Cape later. Sea very rough at times. Heavy southwest swell.

Tuesday: Southerly 30 knots but 20 knots west of West Cape, becoming 20 knots everywhere early. Becoming variable 10 knots but southeast 20 knots west of West Cape later. Rough sea in the east, easing. Heavy southwest swell easing.

Issued: 3:19am Saturday 1 Aug 2026

Foveaux

Warning: Gale warning

Saturday: Southerly 20 knots, turning westerly 25 knots late morning. Rising to westerly 35 knots through Foveaux Strait for a time in the afternoon and evening. Sea becoming very rough through Foveaux Strait for a time. Long period southwest swell 5 metres easing. Poor visibility in evening showers.

Sunday: Westerly 20 knots, rising to 30 knots later. Sea becoming rough. Moderate southwest swell.

Monday: Westerly 35 knots, easing to southwest 25 knots west of Slope Point to Shelter Point later. Very rough sea, easing in the west. Southwest swell becoming heavy.

Tuesday: West of Slope Point to Shelter Point: Becoming southwest 20 knots early, then easing to variable 10 knots later. Elsewhere: Becoming southwest 35 knots early, then easing to southerly 25 knots in the morning. Sea very rough in the east. Heavy southerly swell.

Issued: 3:19am Saturday 1 Aug 2026

Chalmers

Warning: Gale warning

Saturday: Southerly 35 knots, easing to southwest 20 knots late morning. Becoming westerly 20 knots but 30 knots south of Otago Peninsula in the evening. Very rough sea easing. Long period southwest swell 6 metres easing. Poor visibility in morning and evening showers.

Sunday: Westerly 20 knots. Moderate southwest swell.

Monday: Westerly 25 knots, rising to southwest 35 knots early. Sea becoming very rough. Southwest swell becoming heavy.

Tuesday: Southwest 35 knots, easing to southerly 25 knots later. Very rough sea easing. Heavy southwest swell.

Issued: 3:19am Saturday 1 Aug 2026

Rangitata

Warning: Gale warning

Saturday: Southerly 35 knots, easing to southwest 20 knots late morning. Easing to variable 10 knots inshore in the afternoon. Very rough sea easing. Long period southwest swell 5 metres offshore easing. Fair visibility in morning showers.

Sunday: Northwest 20 knots, easing to variable 10 knots early, then becoming northwest 15 knots later. Moderate southerly swell.

Monday: Northwest 20 knots, becoming southwest 35 knots early. Becoming southwest 25 knots but 35 knots offshore late. Sea very rough at times. Southwest swell becoming heavy.

Tuesday: Southwest 30 knots but 40 knots offshore, becoming 30 knots everywhere later. Very rough sea offshore, easing. Heavy southerly swell.

Issued: 3:19am Saturday 1 Aug 2026

Conway

Warning: Gale warning

Saturday: Southwest 40 knots. Changing to southwest 20 knots but 30 knots north of Kaikoura Peninsula late morning. Becoming southwest 20 knots everywhere late afternoon. Changing westerly 15 knots but variable 10 knots in the north late evening. Very rough sea easing. Long period southwest swell rising to 5 metres offshore for a time. Fair visibility in showers, clearing evening.

Sunday: Westerly 15 knots easing to variable 10 knots in the morning. Moderate southerly swell.

Monday: Variable 10 knots, becoming westerly 20 knots south of Kaikoura Peninsula early. Becoming southwest 35 knots everywhere later. Sea becoming very rough. Southerly swell becoming heavy.

Tuesday: Southwest 35 knots, easing to 25 knots late. Very rough sea easing. Heavy southerly swell.

Issued: 3:19am Saturday 1 Aug 2026

Chatham Islands

Warning: Gale warning

Saturday: Northwest 25 knots. Changing southwest 45 knots in the morning, easing to southwest 25 knots in the evening. Sea becoming high for a time. Northwest swell rising to 4 metres for a time. Long period southwest swell rising to 6 metres for a time. Poor visibility in showers, easing afternoon.

Sunday: Southwest 25 knots. Sea rough. Heavy southwest swell easing.

Monday: Westerly 20 knots, rising to 30 knots early. Sea becoming rough. Southwest swell becoming heavy.

Tuesday: Southwest 30 knots. Sea rough. Heavy southwest swell.

Issued: 3:19am Saturday 1 Aug 2026