Coastal Weather

Issued at 23:11 on Sunday 06 April 2025. Valid for Sunday.

Valid from 22:10 on Sunday 06 April 2025 until 00:12 on Tuesday 08 April 2025.

Abel

Monday : Variable 10 knots. Westerly 25 knots developing north of Separation Point in the morning. Rising to northwest 35 knots but 20 knots in the south in the evening. Sea becoming very rough in the north. Northerly swell 1 metre developing. Poor visibility in morning showers. Thunderstorms possible early morning.

Outlook following 3 days: Tuesday: Northwest 35 knots but 25 knots south of Separation Point, rising to westerly 35 knots everywhere in the morning, easing to 15 knots in the afternoon. Sea becoming very rough for a time. Wednesday: Westerly 15 knots, easing to variable 10 knots early. Thursday: Variable 10 knots.

Brett

Monday : Northerly 25 knots turning westerly 25 knots in the morning. Easing to westerly 15 knots in the evening. Rough sea easing. Northwest swell 1 metre, developing. Fair visibility in a few showers, mainly in the morning.

Outlook following 3 days: Tuesday: Westerly 20 knots, easing to southwest 10 knots in the evening. Wednesday: Southerly 15 knots. Thursday: Southeast 20 knots.

Castlepoint

Monday : Northwest rising to 20 knots in the morning. Rising to northerly 35 knots but westerly 30 knots north of Honeycomb Rock in the evening. Sea becoming very rough in the south. Long period southwest swell 1 metre, easing. Northeast swell 1 metre. Fair visibility in showers.

Outlook following 3 days: Tuesday: Northwest 35 knots but 25 knots north of Honeycomb Rock, rising to 35 knots everywhere in the morning, turning southwest 30 knots in the afternoon. Sea becoming very rough for a time. Moderate southwest swell developing. Wednesday: Southwest 25 knots, easing to 15 knots early. Rough sea easing. Moderate southerly swell. Thursday: Southwest 15 knots, changing northerly 10 knots early. Moderate southerly swell.

Chalmers

Monday : Northerly 10 knots, rising to 20 knots early afternoon, then changing southwest 20 knots late afternoon. Sea becoming moderate. Long period southwest swell 1 metre, easing. Northeast swell 1 metre. Fair visibility in scattered evening rain.

Outlook following 3 days: Tuesday: Southwest 20 knots rising to 30 knots in the morning. Easing to westerly 20 knots in the evening. Sea becoming rough for a time. Southwest swell becoming moderate. Wednesday: Westerly 25 knots, easing to 15 knots later. Rough sea easing. Moderate southwest swell. Thursday: Westerly 15 knots, becoming northerly 15 knots later. Moderate southwest swell easing.

Chatham Islands

Monday : Northeast 15 knots, turning northwest 15 knots in the evening. Sea slight. Long period southwest swell 2 metres, easing. Northerly swell 1 metre, easing. Poor visibility in showers from afternoon.

Outlook following 3 days: Tuesday: Northwest 15 knots, rising to 30 knots in the morning, then to westerly 40 knots in the evening. Sea becoming very rough. Westerly swell becoming heavy. Wednesday: Westerly 40 knots, easing to southwest 25 knots early. Very rough sea easing. Heavy southwest swell. Thursday: Southwest 25 knots. Sea rough. Heavy southwest swell easing.

Colville

Monday : Northerly 25 knots turning westerly 25 knots in the morning. Easing to westerly 15 knots in the evening. Rough sea easing. Northwest swell 1 metre, developing. Fair visibility in a few showers, mainly in the morning.

Outlook following 3 days: Tuesday: Westerly 15 knots, rising to northwest 25 knots in the morning. Turning southwest 20 knots in the afternoon. Sea becoming rough for a time. Wednesday: Southwest 20 knots. Thursday: Southerly 15 knots, turning easterly 15 knots early.

Conway

Monday : Northeast 15 knots easing to variable 10 knots in the morning. Northerly 20 knots but 30 knots north of Kaikoura Peninsula developing in the evening. Sea becoming rough in the north. Long period southwest swell 1 metre, easing. Northeast swell 1 metre. Fair visibility in a few early morning showers.

Outlook following 3 days: Tuesday: Northerly 20 knots but 30 knots north of Kaikoura Peninsula. Becoming southwest 35 knots everywhere in the morning, easing to 25 knots in the evening. Sea becoming very rough for a time. Moderate southwest swell developing. Wednesday: Southwest 25 knots, easing to 15 knots early. Turning northwest 10 knots late. Rough sea easing. Moderate southerly swell. Thursday: Northerly 10 knots. Moderate southerly swell easing.

Cook

Monday : Northerly 15 knots rising to 25 knots in the morning. Rising to northwest 35 knots in the evening. Sea becoming very rough. Poor visibility in morning showers, possibly heavy.

Outlook following 3 days: Tuesday: Northwest 40 knots, becoming southerly 15 knots but 25 knots south of Cape Terawhiti in the afternoon. Very rough sea easing. Moderate southerly swell developing. Wednesday: Southeast 15 knots but southerly 25 knots south of Cape Terawhiti. Sea rough in the south. Moderate southerly swell easing. Thursday: Becoming northerly 10 knots everywhere early. Rough sea in the south easing.

Foveaux

Monday : Northerly rising to 20 knots in the morning. Turning westerly 20 knots in the afternoon. Sea moderate. Long period southwest swell rising to 4 metres offshore. Northeast swell 1 metre, easing. Poor visibility in periods of rain from late morning.

Outlook following 3 days: Tuesday: Westerly 15 knots, rising to southwest 25 knots in the morning. Sea becoming rough. Moderate southwest swell. Wednesday: Westerly 20 knots. Moderate southwest swell. Thursday: Westerly 20 knots, becoming northerly 15 knots late. Moderate southwest swell.

Grey

Monday : Westerly rising to 15 knots but 25 knots south of Cape Foulwind in the morning. Becoming westerly 30 knots everywhere in the afternoon. Sea becoming rough. Long period southwest swell rising to 4 metres. Poor visibility in showers, turning to rain in the afternoon. Thunderstorms possible from afternoon.

Outlook following 3 days: Tuesday: Southwest rising to 35 knots in the morning, easing to 25 knots in the evening. Sea becoming very rough for a time. Heavy westerly swell. Wednesday: Southwest 25 knots, easing to 15 knots late. Rough sea easing. Heavy southwest swell easing. Thursday: Southwest 15 knots. Moderate southwest swell.

Kaipara

Monday : Westerly 30 knots easing to 20 knots late morning. Rough sea easing. Long period westerly swell rising to 4 metres offshore, for a time. Fair visibility in showers.

Outlook following 3 days: Tuesday: Northwest 25 knots, turning southwest 25 knots in the morning. Sea rough. Westerly swell becoming heavy. Wednesday: Southwest 20 knots, turning southeast 15 knots later. Heavy southwest swell. Thursday: Southeast 15 knots. Heavy southwest swell easing.

Milford

Monday : Westerly 10 knots, rising to northwest 30 knots in the morning. Easing to westerly 20 knots in the afternoon, and to variable 10 knots late evening. Sea becoming rough for a time. Long period southwest swell rising to 5 metres. Poor visibility in rain. Thunderstorms possible.

Outlook following 3 days: Tuesday: Westerly 10 knots. Rising to southwest 30 knots in the morning, easing to 20 knots in the evening. Sea becoming rough for a time. Heavy westerly swell. Wednesday: Southwest 20 knots, easing to westerly 10 knots late. Heavy southwest swell easing. Thursday: Westerly 10 knots. Moderate southwest swell.

Plenty

Monday : Northerly 25 knots changing westerly 25 knots in the morning. Sea rough. Northwest swell 1 metre, developing. Poor visibility in early morning showers, possibly heavy. Squally thunderstorms possible early morning.

Outlook following 3 days: Tuesday: Northwest rising to 30 knots in the morning. Easing to westerly 20 knots in the evening. Sea becoming rough for a time. Northwest swell becoming moderate. Wednesday: Southwest 20 knots, easing to southerly 10 knots late. Moderate northwest swell dying out. Thursday: Southerly 10 knots, turning easterly 15 knots early.

Portland

Monday : Northerly 20 knots. Rising to northwest 30 knots but westerly 20 knots south of East Cape in the morning. Sea becoming rough in the north. Long period southwest swell 1 metre, easing. Northeast swell 1 metre. Poor visibility in morning showers, possibly heavy.

Outlook following 3 days: Tuesday: Northwest 30 knots but westerly 20 knots south of East Cape, rising to westerly 30 knots everywhere in the morning, easing to 20 knots in the evening. Sea becoming rough for a time. Moderate southwest swell developing, but moderate northwest swell developing north of East Cape. Wednesday: Southwest 20 knots. Moderate southwest swell, but moderate northwest swell north of East Cape, becoming moderate southwest swell everywhere. Thursday: Southerly 15 knots, easing to variable 10 knots later. Moderate southerly swell.

Puysegur

Monday : Northwest rising to 30 knots in the morning. Easing to westerly 20 knots in the afternoon and turning southerly 15 knots late evening. Rough sea easing. Long period southwest swell rising to 5 metres offshore. Poor visibility in periods of rain. Thunderstorms possible north of West Cape.

Outlook following 3 days: Tuesday: Southwest 15 knots, rising to 25 knots in the morning. Easing to westerly 15 knots in the evening. Sea becoming rough for a time. Heavy westerly swell. Wednesday: Westerly 20 knots. Heavy westerly swell easing. Thursday: Northwest 25 knots. Sea rough. Moderate southwest swell.

Raglan

Monday : Westerly 30 knots easing to 20 knots in the afternoon. Rough sea easing. Long period southwest swell rising to 3 metres. Poor visibility in showers. Squally thunderstorms possible early morning.

Outlook following 3 days: Tuesday: Westerly 25 knots. Rough sea easing. Westerly swell becoming heavy. Wednesday: Southwest 20 knots. Heavy southwest swell easing. Thursday: Southerly 15 knots, easing to variable 10 knots early. Moderate southwest swell.

Rangitata

Monday : Variable 10 knots. Northerly 25 knots developing in the afternoon, changing southwest 20 knots late evening. Sea becoming rough for a time. Long period southwest swell 1 metre, easing. Northeast swell 1 metre.

Outlook following 3 days: Tuesday: Southwest 15 knots rising to 35 knots in the morning, easing to 25 knots in the evening. Sea becoming very rough for a time. Moderate southwest swell developing. Wednesday: Southwest 25 knots, easing to westerly 10 knots later. Rough sea easing. Moderate southerly swell. Thursday: Northwest 10 knots. Moderate southerly swell easing.

Stephens

Monday : Northerly 20 knots, rising to westerly 25 knots in the morning, and to northwest 35 knots late evening. Sea becoming very rough. West of Farewell Spit to Hawera: Long period southwest swell rising to 3 metres. Elsewhere: Northwest swell rising to 2 metres. Poor visibility in showers. Thunderstorms possible early morning.

Outlook following 3 days: Tuesday: Westerly 35 knots, easing to southwest 25 knots in the afternoon. Very rough sea easing. Westerly swell becoming heavy. Wednesday: Southwest 20 knots, easing to variable 10 knots east of Farewell Spit to Hawera early. Heavy westerly swell easing. Thursday: Northerly 10 knots but southwest 20 knots west of Farewell Spit to Hawera. Moderate westerly swell easing.

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