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.
Dived here today? How were conditions vs. what we showed?
About this site
Outer Castle lies along the Cape Peninsula coastline near Cape Town, in the cold, kelp-rich waters of the Western Cape. The area sits within a stretch of coast known for reef systems influenced by the Atlantic side of the peninsula, reached by boat from nearby harbours.
AI overviewMarine life here
Confirmed by our research team, reported by independent divers, or observed nearby via iNaturalist — each entry is labelled with its source.
- Yellowtail KingfishSeriola lalandiReported here · unconfirmed
Gasflame NudibranchBonisa nakazaReported here · unconfirmed
Spiny StarfishMarthasterias africanaReported here · unconfirmed
Cape sea urchinParechinus angulosusReported here · unconfirmed
Durable 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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