Coastal Weather

Issued at 12:45 on Tuesday 13 January 2026.

Abel

Tuesday 13 January

Variable 10 knots. Northwest 25 knots developing in the afternoon. Becoming southwest 15 knots south of Separation Point late evening. Sea becoming rough, then easing in the south.

Wednesday 14 January

Southwest 10 knots but westerly 20 knots north of Separation Point. Changing easterly 10 knots everywhere in the afternoon, rising to 20 knots in the evening. Sea becoming moderate. Poor visibility in rain developing in the morning.

Thursday 15 January

Southeast 20 knots, easing to easterly 10 knots in the morning.

Friday 16 January

Northeast 15 knots, becoming northwest 20 knots early. Changing easterly 15 knots later.

Saturday 17 January

Easterly 15 knots, rising to southeast 25 knots early. Sea becoming rough.

Brett

Tuesday 13 January

Variable 10 knots. Sea slight.

Wednesday 14 January

Northerly 15 knots. Sea slight.

Thursday 15 January

Northwest 15 knots.

Friday 16 January

Northwest 10 knots.

Saturday 17 January

Variable 10 knots, becoming southeast 15 knots early.

Castlepoint

Tuesday 13 January

Northeast 25 knots. Becoming northwest 20 knots but 30 knots south of Cape Palliser late evening. Rough sea easing in the north. Southwest swell 2 metres easing. Northeast swell 1 metre developing.

Wednesday 14 January

Northwest 20 knots, changing easterly 10 knots in the evening. Moderate sea easing. Southwest swell 1 metre. Northeast swell 1 metre. Poor visibility in scattered rain developing in the morning.

Thursday 15 January

Easterly 15 knots, rising to 25 knots in the morning. Easing to northeast 15 knots in the afternoon. Sea becoming rough for a time. Southeast swell becoming moderate.

Friday 16 January

Northerly 10 knots, becoming westerly 15 knots early. Rising to southwest 25 knots later. Sea becoming rough. Moderate southerly swell.

Saturday 17 January

Southwest 25 knots. Sea rough. Moderate southerly swell.

Chalmers

Tuesday 13 January

Northwest 15 knots, turning northeast 15 knots about midday. Easing to variable 10 knots in the evening. Sea slight. Southwest swell 2 metres easing.

Wednesday 14 January

Westerly 10 knots, turning southerly 10 knots in the afternoon. Sea slight. Long period southwest swell rising to 2 metres.

Thursday 15 January

Southeast 15 knots. Moderate southwest swell.

Friday 16 January

Easterly 15 knots, turning southerly 15 knots early. Moderate southerly swell.

Saturday 17 January

Southerly 15 knots. Moderate southerly swell.

Chatham Islands

Tuesday 13 January

Westerly 15 knots. Turning northerly 10 knots in the evening. Sea slight. Long period southwest swell 4 metres easing. Northwest swell 2 metres, easing.

Wednesday 14 January

Northerly 15 knots, rising to 25 knots in the morning. Becoming westerly 20 knots in the afternoon. Sea becoming rough for a time. Southwest swell 2 metres. Northwest swell 1 metre. Poor visibility in rain developing late morning, clearing in the evening.

Thursday 15 January

Westerly 20 knots, changing easterly 15 knots in the morning. Turning northerly 10 knots in the evening. Moderate southwest swell.

Friday 16 January

Northeast 10 knots, rising to northerly 20 knots early. Moderate westerly swell.

Saturday 17 January

Northwest 15 knots, becoming southwest 30 knots later. Sea becoming rough. Moderate southwest swell.

Colville

Tuesday 13 January

Variable 10 knots. Sea slight.

Wednesday 14 January

Northerly 15 knots. Sea slight. Fair visibility in a few showers.

Thursday 15 January

Northerly 15 knots.

Friday 16 January

Northwest 15 knots, turning southwest 10 knots late.

Saturday 17 January

Southwest 10 knots, turning southeast 15 knots early. Rising to easterly 25 knots late. Sea becoming rough.

Conway

Tuesday 13 January

Variable 10 knots but northerly 25 knots north of Kaikoura Peninsula. Southwest 20 knots developing in the south in the evening. Sea rough in the north. Southwest swell 2 metres easing. Northeast swell 1 metre developing.

Wednesday 14 January

Southwest 15 knots, changing northeast 10 knots in the afternoon. Sea slight. Southwest swell 1 metre. Poor visibility in periods of rain.

Thursday 15 January

Easterly 15 knots, rising to 25 knots in the morning. Becoming southwest 10 knots but southeast 25 knots south of Kaikoura Peninsula in the evening. Sea becoming rough. Southeast swell becoming moderate.

Friday 16 January

Becoming southwest 25 knots but southeast 25 knots south of Kaikoura Peninsula early. Sea rough. Moderate southerly swell.

Saturday 17 January

Rising to southwest 30 knots everywhere early, easing to southerly 20 knots in the morning. Sea rough at times. Moderate southerly swell.

Cook

Tuesday 13 January

Northerly 20 knots rising to 30 knots in the afternoon. Sea becoming rough. Southerly swell 2 metres easing.

Wednesday 14 January

Northwest 30 knots, easing to 15 knots in the morning. Southeast 15 knots developing in the evening. Rough sea easing. Southerly swell 1 metre easing. Poor visibility in rain developing in the morning.

Thursday 15 January

Southeast 15 knots, becoming variable 10 knots but northeast 20 knots north of Cape Terawhiti in the afternoon.

Friday 16 January

Becoming northeast 25 knots but southerly 30 knots south of Cape Terawhiti early. Sea becoming rough. Southerly swell becoming moderate.

Saturday 17 January

Becoming southerly 30 knots everywhere early. Sea rough. Moderate southerly swell.

Foveaux

Tuesday 13 January

Westerly 20 knots. Sea moderate. Southwest swell 3 metres easing. Poor visibility in showers.

Wednesday 14 January

Southwest 15 knots, turning southeast 10 knots in the evening. Sea slight. Long period southwest swell 2 metres. Fair visibility in a few showers.

Thursday 15 January

Southeast 10 knots, rising to easterly 20 knots in the morning. Moderate southwest swell.

Friday 16 January

Southeast 20 knots. Moderate southwest swell.

Saturday 17 January

Southerly 15 knots. Moderate southwest swell.

Grey

Tuesday 13 January

Southwest 15 knots. Sea slight. Southwest swell 2 metres, easing. Poor visibility in evening showers.

Wednesday 14 January

Variable 10 knots. Becoming southeast 20 knots but southwest 15 knots south of Cape Foulwind. Sea becoming moderate for a time. Long period southwest swell 1 metre. Poor visibility in rain north of Cape Foulwind, with possible thunderstorms from evening.

Thursday 15 January

Southerly 10 knots, rising to southeast 20 knots for a time in the morning and afternoon. Southwest swell becoming moderate.

Friday 16 January

Southerly 10 knots, becoming variable 10 knots but southwest 20 knots north of Cape Foulwind early. Moderate southwest swell.

Saturday 17 January

Becoming easterly 10 knots everywhere early, becoming southerly 10 knots but easterly 20 knots north of Abut Head later. Moderate southwest swell easing.

Kaipara

Tuesday 13 January

Variable 10 knots. Sea slight. Southwest swell 2 metres easing. Fair visibility in evening showers.

Wednesday 14 January

Northerly 15 knots. Sea slight. Southwest swell 1 metre.

Thursday 15 January

Northwest 15 knots. Moderate westerly swell.

Friday 16 January

Westerly 10 knots. Moderate southwest swell.

Saturday 17 January

Southwest 10 knots, turning southeast 15 knots early. Moderate southwest swell.

Milford

Tuesday 13 January

Northwest 15 knots. Sea slight. Southwest swell 2 metres. Poor visibility in showers.

Wednesday 14 January

Westerly 10 knots, rising to southwest 20 knots in the evening. Sea becoming moderate. Long period southwest swell 2 metres. Fair visibility in a few showers.

Thursday 15 January

Southwest 15 knots but 25 knots offshore, easing to 10 knots everywhere in the afternoon. Rough sea offshore easing. Moderate southwest swell.

Friday 16 January

Southerly 10 knots. Moderate southwest swell.

Saturday 17 January

Southeast 10 knots, rising to southerly 20 knots offshore later. Moderate southwest swell.

Plenty

Tuesday 13 January

Easterly 20 knots, turning northerly 15 knots in the evening. Moderate sea easing. Northeast swell 1 metre developing for a time. Poor visibility in showers.

Wednesday 14 January

Northerly 15 knots. Sea slight. Fair visibility in a few showers.

Thursday 15 January

Northerly 15 knots.

Friday 16 January

Northwest 15 knots.

Saturday 17 January

Westerly 10 knots, changing easterly 20 knots early. Northeast swell becoming moderate.

Portland

Tuesday 13 January

Northeast 20 knots, rising to 30 knots south of Mahia Peninsula for a time in the afternoon and evening. Sea becoming rough for a time in the south. Southwest swell 2 metres easing. Northeast swell 1 metre developing. Poor visibility in evening showers.

Wednesday 14 January

Northerly 20 knots, becoming westerly 15 knots south of Mahia Peninsula in the morning. Changing southeast 15 knots in the south in the afternoon. Moderate sea easing. Southwest swell 1 metre. Northeast swell 1 metre. Fair visibility in showers developing in the afternoon.

Thursday 15 January

Southeast 15 knots but northerly 20 knots north of Mahia. Becoming northerly 20 knots everywhere in the afternoon.

Friday 16 January

Northerly 20 knots, becoming northwest 15 knots but southwest 20 knots south of East Cape late.

Saturday 17 January

Westerly 20 knots but southerly 20 knots south of East Cape. Southerly swell becoming moderate.

Puysegur

Tuesday 13 January

Northwest 25 knots, easing to westerly 15 knots late evening. Rough sea easing. Westerly swell 3 metres easing. Southeast swell 2 metres dying out. Poor visibility in showers.

Wednesday 14 January

Westerly 10 knots, turning southerly 15 knots, then rising to 25 knots north of West Cape late evening. Sea becoming rough in the north. Long period southwest swell rising to 3 metres. Fair visibility in a few showers.

Thursday 15 January

Southeast 15 knots but southerly 25 knots north of West Cape. Rising to southeast 30 knots everywhere in the morning. Sea rough. Moderate southwest swell.

Friday 16 January

Southeast 30 knots, becoming southeast 20 knots but southerly 30 knots north of West Cape later. Sea rough. Moderate southerly swell.

Saturday 17 January

Becoming southeast 25 knots everywhere early, easing to 15 knots in the east later. Sea rough. Moderate southerly swell.

Raglan

Tuesday 13 January

Variable 10 knots. Sea slight. Southwest swell 2 metres easing.

Wednesday 14 January

Variable 10 knots. Northerly 15 knots developing in the morning. Sea slight. Southwest swell 1 metre.

Thursday 15 January

Northerly 20 knots, becoming westerly 15 knots in the evening. Northwest swell becoming moderate.

Friday 16 January

Westerly 15 knots. Moderate westerly swell.

Saturday 17 January

Southwest 15 knots, becoming southeast 15 knots but 25 knots south of Kawhia Harbour later. Sea becoming rough in the south. Moderate southwest swell easing.

Rangitata

Tuesday 13 January

Variable 10 knots. Easterly 15 knots developing for a time in the afternoon and evening. Sea slight. Southwest swell 2 metres easing. Fair visibility in late evening showers.

Wednesday 14 January

Variable 10 knots. Becoming southwest 15 knots developing for a time in the morning. Becoming easterly 10 knots in the afternoon. Sea slight. Long period southwest swell 1 metre.

Thursday 15 January

Easterly 10 knots, rising to 20 knots in the morning. Southerly swell becoming moderate.

Friday 16 January

Southeast 20 knots. Moderate southeast swell.

Saturday 17 January

Southerly 20 knots. Moderate southerly swell.

Stephens

Tuesday 13 January

Westerly 20 knots. Sea moderate. West of Farewell Spit to Hawera: Southwest swell 2 metres easing. Elsewhere: Northwest swell 2 metres easing.

Wednesday 14 January

Northwest 20 knots, easing to variable 10 knots in the morning. Becoming southeast 15 knots but northerly 20 knots west of Farewell Spit to Hawera in the afternoon. Moderate sea at times. West of Farewell Spit to Hawera: Southwest swell 1 metre. Elsewhere: Northwest swell 1 metre, easing. Poor visibility in rain developing in the morning.

Thursday 15 January

Easterly 15 knots but northerly 20 knots west of Farewell Spit to Hawera. Becoming northerly 15 knots everywhere in the morning.

Friday 16 January

Northwest 15 knots, rising to westerly 25 knots early. Sea becoming rough. Westerly swell becoming moderate.

Saturday 17 January

Turning southeast 20 knots early, rising to 30 knots in the morning. Rough sea easing for a time. Moderate westerly swell dying out.

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