The Arch
Conditions & tides
Scored by DiveConnect's site-physics model
Marine forecast via Copernicus Marine. Score is a rule-based guide from swell/wind vs. the site's exposure — always dive your own assessment.
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About this site
The Arch sits at Moon Island, just off Blackwoods Beach near Lake Macquarie on the New South Wales coast, south of Newcastle. It is a beginner dive site reaching a maximum depth of around 20 metres, generally reached by boat from launch points along the Central Coast region.
AI overviewDurable tips from divers — access, hazards, marine life, facilities. For day-of conditions, use the report tool in the conditions card above.
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