Coastal Forecasts

Plenty

Warning: Nil

Sunday: Variable 10 knots. Westerly 15 knots developing in the evening. Sea slight. Northeast swell 1 metre. Poor visibility in showers.

Monday: Westerly 10 knots.

Tuesday: Changing northeast 15 knots early.

Wednesday: Northeast 15 knots, becoming northwest 10 knots late. Northeast swell becoming moderate.

Issued: 3:12am Sunday 23 Nov 2025

Colville

Warning: Nil

Sunday: Variable 10 knots. Sea slight. Northeast swell 1 metre. Poor visibility in showers, easing afternoon.

Monday: Southwest 10 knots.

Tuesday: Changing northeast 15 knots early.

Wednesday: Northeast 15 knots, becoming northwest 10 knots late. Northeast swell becoming moderate.

Issued: 3:12am Sunday 23 Nov 2025

Brett

Warning: Nil

Sunday: Variable 10 knots. Sea slight. Northeast swell 1 metre. Poor visibility in showers, easing afternoon.

Monday: Southeast 10 knots.

Tuesday: Easterly 15 knots.

Wednesday: Northeast 10 knots. Northeast swell becoming moderate.

Issued: 3:12am Sunday 23 Nov 2025

Kaipara

Warning: Nil

Sunday: Southerly 15 knots. Sea slight. Long period southwest swell 2 metres. Northeast swell 1 metre north of Cape Reinga. Fair visibility in a few showers.

Monday: Southeast 15 knots. Moderate southwest swell.

Tuesday: Easterly 15 knots. Moderate southwest swell easing.

Wednesday: Northeast 15 knots, becoming northwest 10 knots early.

Issued: 3:12am Sunday 23 Nov 2025

Raglan

Warning: Nil

Sunday: Southwest 15 knots. Sea slight. Long period southwest swell 2 metres. Fair visibility in a few showers.

Monday: Southwest 15 knots, easing to variable 10 knots in the afternoon. Moderate southwest swell easing.

Tuesday: Northeast 10 knots, rising to 20 knots early.

Wednesday: Northerly 20 knots.

Issued: 3:12am Sunday 23 Nov 2025

Stephens

Warning: Nil

Sunday: Variable 10 knots, becoming northwest 20 knots but southwest 25 knots west of Farewell Spit to Hawera in the morning. Sea becoming rough in the west. West of Farewell Spit to Hawera: Long period southwest swell 2 metres. Elsewhere: Westerly swell 1 metre. Fair visibility in a few morning and afternoon showers.

Monday: Northwest 15 knots but southwest 25 knots west of Farewell Spit to Hawera. Becoming southeast 20 knots everywhere in the morning. Rough sea in the west, easing. Moderate westerly swell easing.

Tuesday: Easterly 20 knots, easing to northeast 10 knots early, rising to 20 knots late.

Wednesday: Northerly 25 knots, easing to northwest 15 knots later. Rough sea easing. Northwest swell becoming moderate.

Issued: 3:12am Sunday 23 Nov 2025

Cook

Warning: Nil

Sunday: Variable 10 knots. Northerly 20 knots developing in the morning. Sea becoming moderate.

Monday: Northerly 15 knots. Changing southerly 20 knots in the morning.

Tuesday: Southeast 15 knots, turning northerly 10 knots early.

Wednesday: Northerly 10 knots, rising to 30 knots early. Sea becoming rough.

Issued: 3:12am Sunday 23 Nov 2025

Castlepoint

Warning: Nil

Sunday: Variable 10 knots, becoming northerly 15 knots in the afternoon. Turning westerly 20 knots north of Cape Palliser in the evening. Sea becoming moderate in the north. Northeast swell 1 metre. Southwest swell 1 metre developing offshore.

Monday: Northwest 15 knots, becoming southeast 15 knots in the morning. Turning northeast 15 knots in the evening. Southerly swell becoming moderate.

Tuesday: Northeast 15 knots, rising to 25 knots early. Sea becoming rough. Moderate southerly swell dying out. Moderate easterly swell developing.

Wednesday: Northerly 20 knots, rising to 30 knots early. Sea becoming rough. Moderate northeast swell.

Issued: 3:12am Sunday 23 Nov 2025

Portland

Warning: Nil

Sunday: Northwest 10 knots but variable 10 knots south of East Cape. Northwest rising to 20 knots in the north in the afternoon. Sea becoming moderate in the north. Northeast swell 1 metre. Poor visibility in showers. Possible afternoon and evening thunderstorms.

Monday: Variable 10 knots but northwest 20 knots north of East Cape. Becoming southeast 15 knots everywhere in the morning. Moderate southerly swell developing. Northeast swell becoming moderate.

Tuesday: Easterly 20 knots. Moderate southeast swell. Moderate northeast swell.

Wednesday: Northeast 20 knots, becoming northerly 10 knots but 20 knots south of Mahia Peninsula late. Moderate easterly swell.

Issued: 3:12am Sunday 23 Nov 2025

Abel

Warning: Nil

Sunday: Variable 10 knots. Northerly 15 knots developing about midday. Becoming westerly 20 knots north of Separation Point in the afternoon. Changing southerly 20 knots in the south in the evening. Sea becoming moderate in the north.

Monday: Southerly 15 knots but northwest 15 knots north of Separation Point. Becoming southeast 20 knots everywhere in the morning.

Tuesday: Southeast 15 knots, turning northeast 10 knots early.

Wednesday: Northeast 10 knots, becoming northwest 25 knots early. Easing to northerly 15 knots late. Sea becoming rough for a time.

Issued: 3:12am Sunday 23 Nov 2025

Grey

Warning: Nil

Sunday: Southwest 15 knots but 25 knots south of Abut Head, rising to 25 knots everywhere in the evening. Sea becoming rough everywhere. Long period southwest swell 2 metres. Poor visibility in morning rain in the north.

Monday: Southwest 25 knots, easing to 10 knots in the morning. Rough sea easing. Moderate southwest swell.

Tuesday: Variable 10 knots, becoming northeast 20 knots early, rising to 30 knots later. Sea becoming rough. Moderate southwest swell dying out. Moderate northerly swell developing.

Wednesday: Northeast 30 knots, becoming northwest 20 knots early. Becoming northeast 25 knots later. Rough sea easing for a time. Moderate northwest swell.

Issued: 3:12am Sunday 23 Nov 2025

Milford

Warning: Nil

Sunday: Southwest 25 knots, easing to 15 knots for a time in the morning and afternoon. Rough sea easing for a time. Long period southwest swell 3 metres. Fair visibility in a few showers from afternoon.

Monday: Southwest 20 knots, easing to variable 10 knots in the afternoon. Moderate southwest swell.

Tuesday: Northeast 10 knots, rising to 20 knots early, then to 35 knots later. Sea becoming very rough. Moderate southwest swell dying out. Moderate northeast swell developing.

Wednesday: Northeast 30 knots, becoming northwest 25 knots early. Becoming northeast 25 knots later. Sea rough. Moderate northerly swell.

Issued: 3:12am Sunday 23 Nov 2025

Puysegur

Warning: Nil

Sunday: Westerly 25 knots but 15 knots north of West Cape. Becoming southwest 25 knots everywhere about midday, easing to 15 knots in the north in the evening. Sea rough at times. Long period southwest swell rising to 4 metres for a time. Poor visibility in morning and afternoon showers.

Monday: Southwest 20 knots, becoming southeast 20 knots but westerly 20 knots north of West Cape in the afternoon. Moderate southwest swell.

Tuesday: Becoming northeast 20 knots everywhere early, becoming easterly 20 knots but northeast 30 knots in the north later. Sea becoming rough in the north. Moderate southwest swell easing.

Wednesday: Northeast 25 knots but 35 knots north of West Cape. Becoming northwest 35 knots everywhere early. Sea becoming very rough. Northwest swell becoming moderate.

Issued: 3:12am Sunday 23 Nov 2025

Foveaux

Warning: Nil

Sunday: Southwest 25 knots. Sea rough. Long period southwest swell rising to 3 metres. Fair visibility in morning and afternoon showers.

Monday: Southwest 20 knots, easing to 10 knots in the afternoon. Moderate southwest swell.

Tuesday: Westerly 15 knots, changing northeast 20 knots later. Moderate southwest swell.

Wednesday: Northeast 20 knots, becoming northwest 20 knots early. Moderate southerly swell dying out.

Issued: 3:12am Sunday 23 Nov 2025

Chalmers

Warning: Nil

Sunday: Variable 10 knots. Southwest 15 knots developing in the morning, rising to 30 knots in the afternoon, then easing to 20 knots in the evening. Sea becoming rough for a time. Long period southwest swell 2 metres. Poor visibility in showers from afternoon.

Monday: Southwest 20 knots, changing northerly 15 knots in the afternoon. Moderate southwest swell.

Tuesday: Northeast 20 knots. Moderate southwest swell.

Wednesday: Northeast 15 knots, rising to northerly 25 knots early, easing to 15 knots later. Sea becoming rough for a time. Moderate southerly swell dying out. Moderate northeast swell developing.

Issued: 3:12am Sunday 23 Nov 2025

Rangitata

Warning: Nil

Sunday: Northeast 15 knots, turning southerly 10 knots in the morning. Rising to southeast 20 knots in the evening. Sea becoming moderate. Long period southwest swell 2 metres offshore. Poor visibility in evening showers.

Monday: Southerly 15 knots, turning northeast 15 knots in the afternoon. Moderate southerly swell.

Tuesday: Northeast 20 knots. Moderate southerly swell easing.

Wednesday: Northerly 25 knots, easing to 15 knots late. Rough sea easing. Easterly swell becoming moderate.

Issued: 3:12am Sunday 23 Nov 2025

Conway

Warning: Nil

Sunday: Northeast 15 knots, easing to variable 10 knots in the morning. Southerly 20 knots developing south of Kaikoura Peninsula late evening. Sea becoming moderate in the south. Northeast swell 1 metre. Southwest swell 1 metre developing offshore. Poor visibility in morning rain and evening showers.

Monday: Variable 10 knots but southeast 20 knots south of Kaikoura Peninsula. Becoming southeast 15 knots everywhere in the morning. Turning northeast 15 knots in the afternoon. Southerly swell becoming moderate.

Tuesday: Northeast 15 knots, rising to 25 knots early. Sea becoming rough. Moderate southerly swell dying out. Moderate northeast swell developing.

Wednesday: Northerly 30 knots, easing to northwest 15 knots late. Rough sea easing. Moderate northeast swell.

Issued: 3:12am Sunday 23 Nov 2025

Chatham Islands

Warning: Nil

Sunday: Southeast 10 knots, easing to variable 10 knots in the afternoon. Sea slight. Long period southwest swell 2 metres. Northerly swell 1 metre, dying out. Poor visibility in morning and evening drizzle. Possible morning fog.

Monday: Variable 10 knots. Southwest 15 knots developing in the morning. Moderate southwest swell.

Tuesday: Southwest 10 knots, changing northerly 15 knots later. Moderate southwest swell.

Wednesday: Northerly 20 knots. Moderate southwest swell dying out. Moderate northwest swell developing.

Issued: 3:12am Sunday 23 Nov 2025