Coastal Forecasts and Warnings
Warnings
Gale warning in effect for Plenty, Colville, Kaipara, Raglan, Stephens, Castlepoint, Portland, Abel, Grey, Milford, Puysegur, Foveaux, Chalmers, Rangitata, Conway and Chatham Islands
The Situation
A brisk and unsettled west to southwest flow covers the country, with embedded fast-moving troughs.The unsettled west to southwest flow over the country turns northwest over central and southern New Zealand on Tuesday ahead of a front approaching from the Tasman Sea. On Wednesday, the front moves northeastwards over southern and central New Zealand, followed by a colder and showery southwest flow. On Thursday the front moves across the North Island, and the showery southwest flow spreads over the whole country.
Issued: 10:41pm Saturday 13 Sep 2025
Coastal Forecasts
Plenty
Warning: Gale warning
Sunday: Westerly 35 knots, easing to southwest 25 knots in the evening. Very rough sea easing. Northwest swell 2 metres, easing.
Monday: Westerly 20 knots. Rough sea easing.
Tuesday: Westerly 20 knots.
Wednesday: Westerly 15 knots, rising to northwest 25 knots later. Sea becoming rough.
Issued: 10:46pm Saturday 13 Sep 2025
Colville
Warning: Gale warning
Sunday: Westerly 35 knots, easing to southwest 25 knots in the morning. Very rough sea easing. Northwest swell 2 metres, easing.
Monday: Southwest 25 knots. Sea rough.
Tuesday: Westerly 20 knots.
Wednesday: Westerly 20 knots.
Issued: 10:46pm Saturday 13 Sep 2025
Brett
Warning: Nil
Sunday: Westerly 30 knots, gradually easing to southwest 20 knots by evening. Rough sea easing. Northwest swell 2 metres, easing.
Monday: Southwest 20 knots.
Tuesday: Southwest 20 knots, easing to 10 knots late.
Wednesday: Westerly 15 knots, rising to northwest 25 knots later. Sea becoming rough.
Issued: 10:46pm Saturday 13 Sep 2025
Kaipara
Warning: Gale warning
Sunday: Southwest 35 knots, gradually easing to 20 knots by evening. Very rough sea easing. Long period southwest swell 5 metres, easing. Fair visibility in showers.
Monday: Southwest 20 knots. Heavy southwest swell easing.
Tuesday: Southwest 20 knots, easing to westerly 10 knots later. Moderate southwest swell.
Wednesday: Westerly 15 knots, rising to northwest 25 knots early. Sea becoming rough. Moderate southwest swell.
Issued: 10:46pm Saturday 13 Sep 2025
Raglan
Warning: Gale warning
Sunday: Southwest 35 knots, easing to 25 knots in the afternoon. Very rough sea easing. Long period southwest swell 6 metres, easing. Fair visibility in showers.
Monday: Southwest 25 knots. Sea rough. Heavy southwest swell easing.
Tuesday: Westerly 25 knots, easing to 15 knots early. Rough sea easing. Moderate southwest swell.
Wednesday: Northwest 20 knots, rising to 30 knots later. Sea becoming rough. Moderate southwest swell.
Issued: 10:46pm Saturday 13 Sep 2025
Stephens
Warning: Gale warning
Sunday: Westerly 40 knots, easing to southwest 35 knots but 25 knots east of Hawera to Farewell Spit in the morning. Then easing to southwest 25 knots but southerly 15 knots in the east in the afternoon. Easing to variable 10 knots in the east in the evening. Very rough sea easing. West of Farewell Spit to Hawera: Long period southwest swell 6 metres, easing. Elsewhere: Westerly swell 4 metres, easing.
Monday: Variable 10 knots but southwest 25 knots west of Farewell Spit to Hawera. Becoming westerly 25 knots everywhere in the morning. Sea becoming rough everywhere. Moderate westerly swell.
Tuesday: Westerly 25 knots. Sea rough. Moderate westerly swell.
Wednesday: Northwest 20 knots, rising to 30 knots early. Sea becoming rough. Moderate westerly swell.
Issued: 10:46pm Saturday 13 Sep 2025
Cook
Warning: Nil
Sunday: Southwest 20 knots, easing to variable 10 knots in the afternoon. Moderate sea easing. Southerly swell 3 metres, easing.
Monday: Becoming northwest 15 knots early, rising to 25 knots in the morning. Sea becoming rough. Moderate southerly swell easing.
Tuesday: Northwest 25 knots. Sea rough.
Wednesday: Northwest 25 knots, rising to 40 knots early, easing to 30 knots late. Sea becoming very rough for a time.
Issued: 10:46pm Saturday 13 Sep 2025
Castlepoint
Warning: Gale warning
Sunday: Southwest 40 knots, easing to 30 knots in the afternoon, then to 20 knots in the evening. Very rough sea easing. Long period southwest swell rising to 4 metres. Fair visibility in showers.
Monday: Westerly 20 knots. Heavy southwest swell easing.
Tuesday: Westerly 20 knots, easing to variable 10 knots early. Becoming northwest 20 knots later. Moderate southwest swell easing.
Wednesday: Northwest 20 knots, rising to 30 knots early. Sea becoming rough. Moderate southwest swell easing.
Issued: 10:46pm Saturday 13 Sep 2025
Portland
Warning: Gale warning
Sunday: Westerly 35 knots, easing to southwest 20 knots south of East Cape in the morning, then becoming southwest 30 knots everywhere in the afternoon. Easing to southwest 20 knots in the evening. Very rough sea easing. North of East Cape: Long period southwest swell rising to 4 metres. Northwest swell 3 metres, easing. Elsewhere: Long period southwest swell rising to 4 metres. Fair visibility in showers.
Monday: Westerly 20 knots. Heavy southwest swell, becoming moderate southwest swell north of East Cape, but heavy southerly swell elsewhere.
Tuesday: Westerly 25 knots, easing to southwest 15 knots early. Becoming northerly 15 knots later. Rough sea easing. Heavy southwest swell dying out.
Wednesday: Northerly 10 knots, rising to northwest 25 knots early. Sea becoming rough. Moderate southerly swell south of East Cape.
Issued: 10:46pm Saturday 13 Sep 2025
Abel
Warning: Gale warning
Sunday: Southwest 20 knots but 35 knots north of Separation Point. Becoming southwest 15 knots but 25 knots in the north in the morning. Very rough sea in the north, easing. Northerly swell 1 metre, dying out.
Monday: Southwest 15 knots but 25 knots north of Separation Point. Sea rough in the north.
Tuesday: Westerly 20 knots but northwest 30 knots north of Separation Point. Sea rough in the north.
Wednesday: Becoming westerly 20 knots everywhere early, rising to northwest 30 knots in the morning. Rough sea easing for a time.
Issued: 10:46pm Saturday 13 Sep 2025
Grey
Warning: Gale warning
Sunday: Southwest 35 knots, easing to 25 knots in the afternoon. Very rough sea easing. Long period southwest swell 7 metres, easing. Fair visibility in a few early morning showers.
Monday: Westerly 25 knots. Sea rough. Moderate westerly swell.
Tuesday: Westerly 20 knots, easing to 10 knots early. Rising to northwest 20 knots later. Moderate westerly swell.
Wednesday: Northwest 20 knots, rising to 30 knots early. Sea becoming rough. Moderate westerly swell.
Issued: 10:46pm Saturday 13 Sep 2025
Milford
Warning: Gale warning
Sunday: Southwest 35 knots, easing to westerly 20 knots in the morning. Very rough sea easing. Long period southwest swell 6 metres, easing. Fair visibility in a few showers.
Monday: Westerly rising to 25 knots early. Sea becoming rough. Westerly swell becoming heavy.
Tuesday: Westerly 20 knots, becoming northerly 25 knots early. Sea becoming rough. Heavy westerly swell easing.
Wednesday: Northerly 25 knots, becoming westerly 30 knots early. Sea rough. Moderate southwest swell dying out. Moderate northwest swell developing.
Issued: 10:46pm Saturday 13 Sep 2025
Puysegur
Warning: Gale warning
Sunday: Southwest 35 knots, easing to westerly 25 knots in the morning. Very rough sea easing for a time. Long period southwest swell 5 metres, easing. Fair visibility in showers.
Monday: Westerly 30 knots. Sea rough. Heavy westerly swell.
Tuesday: Southwest 30 knots, becoming northwest 15 knots early. Rising to northerly 25 knots later. Rough sea easing for a time. Heavy westerly swell easing.
Wednesday: Northerly 25 knots, becoming westerly 30 knots early. Sea rough. Moderate southwest swell dying out.
Issued: 10:46pm Saturday 13 Sep 2025
Foveaux
Warning: Gale warning
Sunday: Southwest 35 knots, easing to westerly 25 knots in the morning. Very rough sea easing for a time. Long period southwest swell 5 metres, easing. Fair visibility in showers.
Monday: Westerly 30 knots. Sea rough. Moderate southwest swell.
Tuesday: Westerly 25 knots, easing to northwest 10 knots early. Rising to northerly 20 knots later. Rough sea easing. Moderate southwest swell.
Wednesday: Northerly 20 knots, becoming westerly 25 knots early. Sea becoming rough. Moderate southwest swell easing.
Issued: 10:46pm Saturday 13 Sep 2025
Chalmers
Warning: Gale warning
Sunday: Southwest 40 knots, easing to 25 knots in the morning. Very rough sea easing. Long period southwest swell 5 metres, easing. Fair visibility in showers.
Monday: Westerly 25 knots. Sea rough. Moderate southwest swell.
Tuesday: Westerly 20 knots, easing to variable 10 knots early. Becoming northerly 20 knots later. Moderate southwest swell.
Wednesday: Northerly 25 knots, easing to northwest 15 knots early. Rough sea easing. Moderate southwest swell dying out.
Issued: 10:46pm Saturday 13 Sep 2025
Rangitata
Warning: Gale warning
Sunday: Southwest 25 knots but 35 knots offshore, becoming 25 knots everywhere in the morning, then easing to 15 knots in the afternoon. Turning northerly 15 knots in the evening. Very rough sea offshore, easing. Long period southwest swell 4 metres, easing. Fair visibility in a few showers offshore.
Monday: Northwest 20 knots, becoming westerly 10 knots but 20 knots offshore late. Moderate southerly swell easing.
Tuesday: Southwest 15 knots but 25 knots offshore. Becoming northerly 15 knots everywhere early. Rough sea offshore easing. Southwest swell becoming moderate.
Wednesday: Northwest 25 knots. Sea rough. Moderate southerly swell dying out.
Issued: 10:46pm Saturday 13 Sep 2025
Conway
Warning: Gale warning
Sunday: Southwest 15 knots but 25 knots offshore, rising to 25 knots but 35 knots offshore for a time in the morning, then easing to variable 10 knots everywhere late afternoon. Northerly 15 knots developing late evening. Sea becoming very rough offshore for a time. Long period southwest swell 4 metres offshore, easing.
Monday: Northwest 20 knots. Moderate southerly swell easing.
Tuesday: Westerly 20 knots, easing to variable 10 knots early. Becoming northerly 15 knots later.
Wednesday: Rising to northerly 25 knots everywhere early, easing to northwest 15 knots late. Sea becoming rough for a time.
Issued: 10:46pm Saturday 13 Sep 2025
Chatham Islands
Warning: Gale warning
Sunday: Westerly 35 knots, rising to southwest 45 knots in the morning, then easing back to 35 knots in the evening. Sea becoming high for a time. Long period southwest swell rising to 7 metres. Poor visibility in rain. Possible thunderstorms in the morning.
Monday: Southwest 35 knots, easing to westerly 25 knots early. Very rough sea easing. Heavy southwest swell easing.
Tuesday: Westerly 20 knots, rising to southwest 30 knots early. Easing to westerly 15 knots late. Sea becoming rough for a time. Southwest swell becoming heavy.
Wednesday: Westerly 20 knots, becoming northerly 20 knots early. Rising to northwest 30 knots later. Sea becoming rough. Heavy southwest swell easing.
Issued: 10:46pm Saturday 13 Sep 2025
Auckland VHF Warning
Issued: 10:49pm Saturday 13 Sep 2025
Westerly 30 knots gusting 40 knots, easing to southwest 25 knots gusting 35 knots Sunday afternoon.
STRONG WIND ADVISORY A33 FOR WAITEMATA HARBOUR:
Westerly 30 knots gusting 45 knots, easing to 25 knots gusting 35 knots Sunday morning, then easing below advisory criteria Sunday afternoon.
STRONG WIND ADVISORY A33 FOR MANUKAU HARBOUR:
Westerly 30 knots gusting 40 knots, easing to southwest 25 knots gusting 35 knots Sunday afternoon, then easing below advisory criteria Sunday evening.
GALE WARNING A33 FOR THE AREA FROM BREAM HEAD TO CAPE COLVILLE:
Westerly 30 knots gusting 40 knots but 35 knots gusting 50 knots about Colville Channel, easing to southwest 25 knots gusting 35 knots but 30 knots gusting 40 knots about the channel Sunday afternoon.
This warning cancels and replaces WARNING A32