Coastal Forecasts and Warnings
Warnings
Gale warning in effect for Stephens, Cook, Castlepoint, Abel and Foveaux
The Situation
A disturbed westerly flow affects the country. A cold front embedded in the flow sweeps over the South Island during Thursday.A series of fronts are expected to move eastwards across New Zealand from the Tasman Sea during Friday, followed by a brief ridge of high pressure on Saturday. On Sunday, another front in the Tasman Sea is forecast to move east across the country, while a trough may affect the upper North Island.
Issued: 9:35am Wednesday 18 Sep 2024
Coastal Forecasts
Plenty
Warning: Nil
Wednesday: Westerly 20 knots. Sea moderate. Northwest swell 2 metres offshore, easing. Poor visibility in a few showers.
Thursday: Westerly 25 knots. Sea rough. Northwest swell becoming moderate.
Friday: Northwest 30 knots, easing to westerly 20 knots late. Rough sea easing. Moderate northwest swell.
Saturday: Westerly 25 knots, easing to 15 knots early. Rough sea easing. Moderate northwest swell easing.
Sunday: Northwest 10 knots.
Issued: 4:22pm Wednesday 18 Sep 2024
Colville
Warning: Nil
Wednesday: Westerly 20 knots. Sea moderate. Northwest swell 2 metres, easing. Poor visibility in a showers.
Thursday: Westerly 25 knots. Sea rough.
Friday: Northwest 25 knots. Sea rough. Northwest swell becoming moderate.
Saturday: Westerly 20 knots, easing to 10 knots early. Moderate northwest swell easing.
Sunday: Northerly 15 knots, easing to variable 10 knots later.
Issued: 4:22pm Wednesday 18 Sep 2024
Brett
Warning: Nil
Wednesday: Westerly 20 knots. Sea moderate. Northwest swell 2 metres, easing. Poor visibility in showers.
Thursday: Westerly 25 knots. Sea rough.
Friday: Northwest 25 knots. Sea rough. Northwest swell becoming moderate.
Saturday: Westerly 20 knots, easing to variable 10 knots early. Moderate northwest swell easing.
Sunday: Northwest 10 knots.
Issued: 4:22pm Wednesday 18 Sep 2024
Kaipara
Warning: Nil
Wednesday: Westerly 20 knots. Sea moderate. Long period southwest swell 6 metres, easing. Poor visibility in showers.
Thursday: Westerly 25 knots. Sea rough. Heavy southwest swell easing.
Friday: Northwest 25 knots, easing to westerly 15 knots late. Rough sea easing. Moderate westerly swell.
Saturday: Westerly 15 knots, easing to variable 10 knots early. Moderate southwest swell.
Sunday: Northwest 10 knots. Moderate southwest swell.
Issued: 4:22pm Wednesday 18 Sep 2024
Raglan
Warning: Nil
Wednesday: Westerly 20 knots. Sea moderate. Long period southwest swell 6 metres, easing. Poor visibility in a few showers.
Thursday: Westerly 25 knots. Sea rough. Moderate westerly swell.
Friday: Westerly 25 knots. Sea rough. Westerly swell becoming heavy.
Saturday: Westerly 25 knots, easing to 10 knots early. Rough sea easing. Heavy westerly swell easing.
Sunday: Northwest 10 knots, becoming northeast 15 knots early. Becoming northwest 15 knots later. Moderate southwest swell.
Issued: 4:22pm Wednesday 18 Sep 2024
Stephens
Warning: Gale warning
Wednesday: Westerly 25 knots. Sea rough. West of Farewell Spit to Hawera: Long period southwest swell 5 metres, easing. Elsewhere: Long period westerly swell 3 metres, easing. Poor visibility in a few showers, developing mainly in the west.
Thursday: Westerly 25 knots, rising to northwest 35 knots for a time in the afternoon and evening. Sea becoming very rough for a time. West of Farewell Spit to Hawera: Long period southwest swell rising to 4 metres late. Elsewhere: Long period westerly swell rising to 2 metres. Poor visibility in afternoon scattered showers.
Friday: Northwest 20 knots, rising to westerly 30 knots in the afternoon. Sea becoming rough. Heavy westerly swell in the west, easing.
Saturday: Westerly 30 knots, easing to 15 knots early. Rough sea easing. Moderate westerly swell.
Sunday: Northwest 20 knots. Moderate westerly swell.
Issued: 5:47pm Wednesday 18 Sep 2024
Cook
Warning: Gale warning
Wednesday: Northwest 15 knots, rising to 25 knots in the evening. Sea becoming rough. Long period southerly swell 3 metres, easing.
Thursday: Northwest rising to 35 knots in the morning. Sea becoming very rough. Long period southerly swell 1 metre.
Friday: Northwest 35 knots, easing to 25 knots in the morning. Very rough sea easing.
Saturday: Westerly 25 knots, easing to northwest 15 knots later. Rough sea easing.
Sunday: Northwest 20 knots.
Issued: 5:47pm Wednesday 18 Sep 2024
Castlepoint
Warning: Gale warning
Wednesday: Northwest rising to 25 knots in the evening. Sea becoming rough. Long period southwest swell 3 metres, easing.
Thursday: Northwest 25 knots, rising to 35 knots south of Cape Palliser in the morning, then elsewhere in the evening. Sea becoming very rough everywhere. North of Cape Palliser: long period southwest swell 2 metres, easing. South of Cape Palliser: long period southwest swell 1 metre. Northwest swell 1 metre developing for a time.
Friday: Northwest 35 knots, easing to 25 knots in the morning. Very rough sea easing.
Saturday: Northwest 25 knots, turning southwest 25 knots early. Becoming northwest 10 knots later. Rough sea easing. Moderate southwest swell developing.
Sunday: Northerly 10 knots, rising to 20 knots early. Moderate southwest swell easing.
Issued: 5:47pm Wednesday 18 Sep 2024
Portland
Warning: Nil
Wednesday: Southwest 20 knots easing to variable 10 knots for a time early evening. Becoming northwest 20 knots late evening. Moderate sea easing for a time. North of East Cape: northwest swell 2 metres, easing. Long period southwest swell rising to 3 metres. South of East Cape: long period southwest swell 3 metres, easing.
Thursday: Northwest 20 knots but westerly 30 knots north of East Cape. Becoming westerly 20 knots everywhere in the evening. Rough sea in the north easing. Moderate southwest swell.
Friday: Westerly 20 knots, rising to northwest 30 knots early, easing to 20 knots late. Sea becoming rough for a time. Moderate southwest swell.
Saturday: Westerly 20 knots, easing to southwest 10 knots south of East Cape later. Moderate southwest swell.
Sunday: Westerly 10 knots but 20 knots north of East Cape. Becoming northerly 15 knots everywhere early. Moderate southwest swell dying out.
Issued: 4:22pm Wednesday 18 Sep 2024
Abel
Warning: Gale warning
Wednesday: Variable 10 knots but westerly 20 knots north of Separation Point. Moderate sea in the north.
Thursday: Westerly 10 knots but 20 knots north of Separation Point. Becoming northwest 25 knots everywhere in the afternoon, rising to 35 knots for a time in the evening. Sea becoming very rough for a time. Poor visibility in afternoon showers.
Friday: Westerly 20 knots, easing to 10 knots in the morning. Rising to northwest 25 knots in the afternoon. Sea becoming rough.
Saturday: Westerly 25 knots, easing to 15 knots late. Rough sea easing.
Sunday: Westerly 10 knots, rising to northwest 20 knots for a time in the morning.
Issued: 5:47pm Wednesday 18 Sep 2024
Grey
Warning: Nil
Wednesday: Westerly 20 knots. Sea moderate. Long period southwest swell 5 metres, easing. Poor visibility in showers, heavy at times.
Thursday: Westerly 15 knots, rising to 25 knots in the morning, easing to 10 knots in the evening. Sea becoming rough for a time. Westerly swell becoming heavy.
Friday: Variable 10 knots, becoming westerly 25 knots early. Sea becoming rough. Heavy westerly swell.
Saturday: Southwest 25 knots, easing to 15 knots early. Turning northwest 10 knots later. Rough sea easing. Heavy westerly swell.
Sunday: Becoming northerly 15 knots everywhere early, becoming northwest 25 knots but northeast 30 knots in the south in the morning. Sea becoming rough. Heavy westerly swell easing.
Issued: 4:22pm Wednesday 18 Sep 2024
Milford
Warning: Nil
Wednesday: Westerly 20 knots. Sea moderate. Long period southwest swell 5 metres, easing. Poor visibility in showers, heavy at times.
Thursday: Westerly 20 knots, easing to northwest 10 knots in the evening. Moderate sea easing. Heavy westerly swell.
Friday: Northerly 15 knots, becoming northwest 25 knots but 35 knots offshore early. Sea becoming very rough offshore. Heavy westerly swell.
Saturday: Northwest 25 knots but 35 knots offshore, becoming westerly 20 knots everywhere early, becoming northerly 20 knots in the morning. Very rough sea offshore, easing. Heavy westerly swell.
Sunday: Northerly 25 knots, becoming northeast 30 knots but northwest 10 knots offshore later. Sea rough. Heavy westerly swell easing.
Issued: 4:22pm Wednesday 18 Sep 2024
Puysegur
Warning: Nil
Wednesday: Northwest 20 knots rising to 30 knots in the evening. Sea becoming rough. Long period southwest swell 5 metres, easing. Poor visibility in showers.
Thursday: Northwest 30 knots, easing to westerly 20 knots in the afternoon. Rough sea easing. Heavy westerly swell.
Friday: Northwest 25 knots, rising to 35 knots early. Easing to westerly 20 knots late. Sea becoming very rough for a time. Heavy westerly swell.
Saturday: Westerly 20 knots, rising to northwest 30 knots early. Sea becoming rough. Heavy westerly swell.
Sunday: Northerly 25 knots. Sea rough. Heavy westerly swell easing.
Issued: 4:22pm Wednesday 18 Sep 2024
Foveaux
Warning: Gale warning
Wednesday: Northwest 25 knots. Sea rough. Long period southwest swell 4 metres, easing. Poor visibility in showers.
Thursday: Northwest rising to 25 knots early morning. Rising to westerly 35 knots across Foveaux strait about midday, then elsewhere in the afternoon. Easing to southwest 25 knots in the evening. Sea becoming very rough for a time. Long period southwest swell 3 metres, easing for a time. Poor visibility in rain, easing afternoon.
Friday: Westerly 20 knots, becoming northerly 20 knots in the morning. Becoming westerly 20 knots in the afternoon. Moderate southwest swell easing.
Saturday: Westerly 20 knots, becoming northerly 20 knots early. Southwest swell becoming moderate.
Sunday: Northerly 20 knots, easing to 10 knots late. Moderate southwest swell.
Issued: 5:47pm Wednesday 18 Sep 2024
Chalmers
Warning: Nil
Wednesday: Northwest 15 knots easing to variable 10 knots for a time in the evening. Sea slight. Long period southwest swell 4 metres, easing. Poor visibility in a few showers.
Thursday: Northerly 10 knots, becoming westerly 20 knots in the morning. Sea becoming moderate. Moderate southwest swell.
Friday: Southwest 20 knots, changing northeast 25 knots early. Changing westerly 20 knots later. Sea becoming rough for a time. Moderate southwest swell dying out.
Saturday: Westerly 20 knots, easing to northwest 10 knots early. Rising to northerly 20 knots later. Southwest swell becoming moderate.
Sunday: Northerly 20 knots. Moderate southwest swell easing.
Issued: 4:22pm Wednesday 18 Sep 2024
Rangitata
Warning: Nil
Wednesday: Northwest 15 knots. Sea slight. Long period southwest swell 3 metres, easing. Poor visibility in a few showers.
Thursday: Northwest 15 knots, easing to variable 10 knots in the afternoon. Sea slight.
Friday: Variable 10 knots, becoming northeast 20 knots early. Changing southwest 25 knots late. Sea becoming rough.
Saturday: Southwest 25 knots, changing northerly 15 knots early. Rough sea easing.
Sunday: Northerly 15 knots.
Issued: 4:22pm Wednesday 18 Sep 2024
Conway
Warning: Nil
Wednesday: Northerly 15 knots, turning westerly 15 knots in the evening. Sea slight. Long period southwest swell 3 metres, easing.
Thursday: Northwest 10 knots, rising to 20 knots in the morning. Easing to westerly 10 knots in the evening. Sea becoming moderate for a time.
Friday: Variable 10 knots, becoming northeast 15 knots early. Becoming northwest 25 knots later. Sea becoming rough.
Saturday: Westerly 25 knots, easing to southwest 15 knots early. Changing northerly 10 knots later. Rough sea easing.
Sunday: Northerly 10 knots, becoming northerly 15 knots but 25 knots north of Kaikoura Peninsula later. Sea becoming rough in the north. Moderate southerly swell dying out.
Issued: 4:22pm Wednesday 18 Sep 2024
Chatham Islands
Warning: Nil
Wednesday: Southwest 25 knots. Sea rough. Long period southwest swell 4 metres. Fair visibility in a few showers.
Thursday: Westerly 20 knots, becoming northerly 15 knots in the morning. Moderate sea easing. Heavy southwest swell easing.
Friday: Northwest 15 knots. Moderate westerly swell.
Saturday: Northerly 15 knots, becoming westerly 20 knots early, rising to 30 knots later. Sea becoming rough. Westerly swell becoming heavy.
Sunday: Southerly 15 knots, turning easterly 10 knots later. Moderate southwest swell.
Issued: 4:22pm Wednesday 18 Sep 2024
Auckland VHF Warning
Issued: 4:30pm Wednesday 18 Sep 2024
Northwest 25 knots gusting 35 knots developing across Colville channel Thursday evening.
This warning cancels and replaces WARNING A55