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Surf Forecasts:
Aberdaron surfForecast / Wales – Lleyn / UK
48hr Weather and Surf, issued 5 pm Thursday 11 Dec 2025 GMTForecast update in hr min s Forecast update imminent
Aberdaron surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Aberdaron sea temperature is
11.5° C
(Which is 1.0°C warmer than normal for this time of year)How big are the waves at Aberdaron today?
The current surf forecast for Aberdaron at 12AM is: 2.1m 9s primary swell from a South-southwest direction and 1.3m 13s secondary swell from a West-southwest direction (forecast issued at 05:00pm December 11). The wind direction is predicted to be onshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Dec) | 5ft (1.6m) | 13s |
| Afternoon (12 Dec) | 4.5ft (1.3m) | 13s |
| Evening (12 Dec) | 5ft (1.6m) | 11s |
Table - waves today at Aberdaron. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 13 | 9 | 13 | 13 | 13 | 13 | 13 | 11 | 11 | 10 | 10 | 9 | 5 | 6 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1676 | 1768 | 2422 | 660 | 1103 | 919 | 846 | 690 | 535 | 558 | 538 | 441 | 415 | 343 | 172 | 350 | 696 | 952 | 1107 | 1245 | 1336 | 1336 | 1336 | 1398 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | on | cross- on | cross | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | cross- on | cross- on | cross- on |
High Tide / height (m) | 12:52PM 3.51 | 1:34AM 2.89 | 1:58PM 3.28 | 2:47AM 2.81 | 3:09PM 3.14 | 3:57AM 2.86 | ||||||||||||||||||
Low Tide / height (m) | 8:13PM 0.83 | 8:21AM 1.19 | 9:14PM 0.97 | 9:26AM 1.29 | 10:16PM 1.05 | 10:35AM 1.29 | ||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 8:21 | - | - | - | - | - | - | - | 8:22 | - | - | - | - | - | - | - | 8:22 | - |
| Sunset | 4:02 | - | - | - | - | - | - | - | 4:02 | - | - | - | - | - | - | - | 4:01 | - | - | - | - | - | - | - |
 |  | | | |  |  | | |  |  | | | | | | | | | | | | |  | |
Rain (mm) | - | 1 | 1 | 2 | 3 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 |
| Temp. °C | 12 | 12 | 12 | 11 | 9 | 10 | 10 | 10 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 10 | 10 |
| Feels °C (?) | 2 | 3 | 3 | 7 | 5 | 8 | 6 | 4 | 5 | 4 | 4 | 4 | 3 | 3 | 2 | 1 | 0 | 0 | -1 | 0 | 1 | 1 | -1 | -1 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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