Pontllyfni surf forecast from 18 Oct 2026:
- Best quality surf: Thursday 22 Oct, 7PM (local time) - 4.5ft (1.3m), 9s period, SW swell with cross-offshore winds.
- Most powerful swell: Saturday 24 Oct, 4PM (local time) - 11ft (3.5m), 10s period, SW swell with 2,307 kJ wave energy.
- Next surfable swell (1★+): Thursday 22 Oct, 7PM (local time) - 4.5ft (1.3m), 9s period with SW swell.
Best Forecast Surf Conditions for Pontllyfni this week:
The surf forecast for Pontllyfni over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Oct 22) at 7PM. The primary swell is predicted to be 1.3m and 9s period with a secondary swell of 0.3m and 4s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Pontllyfni in the next 16 days are 3.5m 10s and forecast to arrive on Saturday (Oct 24) at 4PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.3m 6s period and expected on Wednesday (Oct 21) at 4AM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7PM (Thu 22nd Oct) | 4.5ft (1.3m) 9s |
| Best Surf | 7PM (Thu 22nd Oct) | 4.5ft (1.3m) 9s |
| Most Powerful | 4PM (Sat 24th Oct) | 11ft (3.5m) 10s |
Table - best surf conditions forecast for Pontllyfni over the next 16 days.
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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