Porth Ysgo
Safety warning
- No lifeguard service
- There is no lifeguard cover here, and the cove is reached down a steep path with steps. — Local beach guidance
- Tide-dependent
- The sandy beach is at its best around low tide. Check the tide before setting out. — Local beach guidance
- Not a designated bathing water
- Not monitored under the Bathing Water Directive, so there is no classification, no sampling and no pollution alerting for it. — NRW bathing water register
Not monitored
Porth Ysgo is not a designated bathing water, so no water-quality classification, sampling or pollution alerting applies to it and we cannot tell you anything about the water today. There is no lifeguard service, and the sandy beach is best reached around low tide.
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Sea conditions
Water temperature
15.6°C
Cool — comfortable for a shorter swim
Wave height
0.9 m
Significant wave height offshore; inshore conditions vary.
Tide
Going out
- Low water around UTC
- High water around UTC
Modelled values, not measurements — coastal water often differs from the open-sea model, and tide times are approximate to within about half an hour. Use official tide tables for anything that depends on precise timing.
About this spot
Porth Ysgo is a secluded cove between Aberdaron and Porth Neigwl on the Llŷn Peninsula, reached by a path and steps down from the National Trust car park.
Common questions
- Can you swim at Porth Ysgo right now?
- Porth Ysgo is currently marked "Not monitored". Porth Ysgo is not a designated bathing water, so no water-quality classification, sampling or pollution alerting applies to it and we cannot tell you anything about the water today. There is no lifeguard service, and the sandy beach is best reached around low tide. Conditions change quickly — always assess the water yourself before entering.
Get told when this changes
We’ll email you when the swim status at Porth Ysgo moves — a pollution alert opening, or one lifting. Not a newsletter: only this spot, only when it changes, at most once every 12 hours.
Your address is used for these alerts and nothing else, is never shared, and is deleted the moment you unsubscribe — a link is in every email.