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 Recreational Marine: Auckland Marine Weather Situation and Forecast issued at 1131hrs Wednesday 20-Aug-2025 by MetService Situation: A ridge of high pressure spreads across the South Island today and tomorrow while a cold and showery southerly flow over the North Island gradually eases. A ridge of high pressure covers most of New Zealand from Friday through to Sunday. However, weak troughs are expected to bring showers to northern and eastern parts of the North Island as well as the west of the South Island. Forecast for Manukau Harbour issued at 1128hrs Wednesday 20-Aug-2025 Nil warnings Wednesday: Southwest 20 knots, easing to 15 knots in the afternoon, then changing southerly 10 knots in the evening. Moderate sea easing in the afternoon. Mainly fine. For the west coast: Southwest swell 3.5 metres, easing to 2.5 metres. Thursday: Southerly 10 knots, easing to variable 5 knots for a time late morning and early afternoon, then turning easterly 10 knots late evening. Sea slight. Fine. For the west coast: Southwest swell 2.5 metres, easing to 3 metres. Friday: Easterly 10 knots. Cloud clearing and becoming fine. For the west coast: Southwest swell 2 metres easing to 1 metre. Saturday: Easterly 10 knots. Rain developing. For the west coast: Southwest swell 1 metre. Sunday: Northeast 15 knots, easing to variable 5 knots late. Showers developing. For the west coast: Southwest swell 1 metre. Forecast for Waitemata Harbour issued at 1128hrs Wednesday 20-Aug-2025 Nil warnings Wednesday: Southwest 15 knots, easing to 10 knots this evening. Sea slight. Mainly fine. Thursday: Southerly 10 knots, easing to variable 5 knots for a time in the afternoon, then turning easterly 10 knots late evening. Sea slight. Fine. Friday: Easterly 10 knots, easing to variable 5 knots for a time in the morning and early afternoon. Partly cloudy. Saturday: Easterly 10 knots, rising to 20 knots later. Rain developing. Sunday: Northeast 20 knots, easing to easterly 10 knots later. Occasional rain. Forecast for Hauraki Gulf issued at 1128hrs Wednesday 20-Aug-2025 Nil warnings Wednesday: Southerly 20 knots, easing to 15 knots in the evening. Moderate sea easing in the evening. Mainly fine. Thursday: Southerly 15 knots, easing to 10 knots in the afternoon, then turning easterly 10 knots in the evening. Sea slight. Fine. Friday: Easterly 10 knots. Partly cloudy. Saturday: Easterly 10 knots, rising to 20 knots early. Rain developing. Sunday: Northeast 20 knots, easing to easterly 10 knots later. Occasional rain. Forecast for Bream Head to Cape Colville issued at 1128hrs Wednesday 20-Aug-2025 *Strong wind advisory in force* Wednesday: Southerly 25 knots gusting 35 knots, easing to 20 knots early afternoon. Rough sea easing early afternoon. Mainly fine. Thursday: Southerly 20 knots, easing to 15 knots in the morning, then changing to southeast 10 knots in the afternoon. Moderate sea easing in the morning. Fine. Friday: Southeast 10 knots. Partly cloudy. Saturday: Southeast 10 knots, rising to easterly 20 knots early. Rain developing. Easterly swell 1 metre developing. Sunday: Northeast 15 knots. Showers. Easterly swell 1 metre dying out. High Tide at Auckland: Wednesday 1650 3.0 metres Thursday 0513 2.9 metres High Tide at Onehunga: Wednesday 2029 3.7 metres Thursday 0856 3.6 metres Article © 2025 Metservice, Funded by the NZ Government Data is for information only. New Zealand City disclaims all liability or responsibility for any loss or damage that may result from the action or failure to act by any person in reliance on any information provided herein. |
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