Weather
20 Aug 2025 16:06
NZ Recreational Marine and Coastal Forecasts
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    Home >Weather >Marine Forecasts >Recreational

    Recreational Marine: Bay of Islands
    Marine Weather Situation and Forecast issued at 1128hrs 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 The Bay of Islands and inshore waters from Cape Brett to the Poor Knights Islands to Bream Head

    * Strong wind advisory in force *

    Wednesday: Southerly 25 knots gusting 35 knots, easing to 20 knots in the afternoon. Rough sea easing in the afternoon. Mainly fine. Southeast swell 1 metre developing.
    Thursday: Southerly 20 knots, easing to 15 knots in the morning, then changing southeast 10 knots in the afternoon. Moderate sea easing in the morning. Fine. Southeast swell 1 metre.
    Friday: Southeast 10 knots. A few showers developing. Easterly swell 1 metre.
    Saturday: Southeast 10 knots, turning northeast 10 knots later. Rain developing. Easterly swell 1 metre.
    Sunday: Northeast 10 knots. Occasional rain. Easterly swell 1 metre.

    High Tide at Opua:
    Wednesday 1708 2.3 metres
    Thursday 0526 2.3 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.
    All content © 2025 NZCity Ltd, data © 2025 MetService and other providers.

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