Aberdaron Surf Forecast

/ Wales – Lleyn (14 surf breaks) /

UK (473 surf breaks) / Lat Long: (52.80° N 4.70° W)

Surf Forecasts:

Aberdaron surfForecast / Wales – Lleyn / UK

12 Day Weather and Surf, issued 12 am Thursday 16 Oct 2025 BST

Forecast 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 15.1° C
(Which is 1.1°C warmer than normal for this time of year)

Best Forecast Surf Conditions for Aberdaron this week:

The surf forecast for Aberdaron over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Oct 20) at 10AM. The primary swell is predicted to be 1.0m and 8s period with a secondary swell of 0.5m and 4s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Aberdaron in the next 12 days are 1.6m 8s and forecast to arrive on Sunday (Oct 19) at 1PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 5s period and expected on Monday (Oct 20) at 7PM.

Wave Type	Time (BST) & Date	Wave Height & Period
Next good surf (1 star+)	10AM (Mon 20th Oct)	3.5ft (1.0m) 8s
Best Surf	4PM (Mon 20th Oct)	4.5ft (1.3m) 6s
Most Powerful	1PM (Sun 19th Oct)	5ft (1.6m) 8s

Table - best surf conditions forecast for Aberdaron over the next 12 days.

Updates in hr min s Forecast update imminent

12 Days Hourly

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	Short Range Forecast Mostly dry. Very mild (max 15°C on Fri afternoon, min 9°C on Wed night). Winds increasing (calm on Thu afternoon, fresh winds from the SE by Sat morning).										Days 3-6 Weather Summary Heavy rain (total 22mm), heaviest during Sun afternoon. Very mild (max 14°C on Sun night, min 12°C on Sat night). Winds decreasing (strong winds from the SE on Sat night, light winds from the E by Mon morning).
		Thursday 16			Friday 17			Saturday 18			Sunday 19			Monday 20			Tuesday 21			Wed 22
	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM
Rating (10 max)	0	0	0	0	0	0	0	0	0	0	0	0	0	1	2	0	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	SW	W	W	W	W	W	SE	SSE	SSW	S	S	SW	SW	SW	NW	SW	SW	SW	SW	SW	SW
Period(s) (?)	13	12	9	8	8	9	3	4	7	5	6	8	8	8	6	8	8	8	8	7	8
Wave Graph (?)
kJ (?)	7	3	2	1	1	2	6	34	50	90	304	253	143	114	115	71	46	38	23	10	17
Wind (km/h)	SSE	ESE	NW	E	ESE	ESE	SE	SE	SE	SE	SE	ESE	SW	ESE	NNW	NNW	N	NNW	NNW	SSE	SE
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- on	cross- off	glass	cross- off	cross- off	cross- off	cross	cross	cross	cross	cross	cross- off	on	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross	cross
High Tide / height (m)		5:25AM 2.79	5:43PM 3.20		6:29AM 3.01	6:39PM 3.45		7:12AM 3.27		7:22PM 3.67	7:47AM 3.51		7:58PM 3.85	8:20AM 3.71		8:33PM 3.96	8:52AM 3.85		9:06PM 4.01	9:23AM 3.93
Low Tide / height (m)	11:48PM 0.96	12:12PM 1.19		12:54AM 0.75		1:10PM 0.95	1:43AM 0.54		1:56PM 0.73	2:23AM 0.39		2:34PM 0.56	2:57AM 0.31		3:07PM 0.45	3:26AM 0.29		3:37PM 0.39	3:54AM 0.32		4:05PM 0.37

		Thursday 16			Friday 17			Saturday 18			Sunday 19			Monday 20			Tuesday 21			Wed 22
Sunrise	-	7:45	-	-	7:47	-	-	7:48	-	-	7:50	-	-	7:52	-	-	7:54	-	-	7:56	-
Sunset	-	-	6:22	-	-	6:20	-	-	6:17	-	-	6:15	-	-	6:13	-	-	6:10	-	-	6:08

Rain (mm)	-	-	-	-	-	-	-	-	-	1	2	13	6	-	-	-	-	-	-	-	1
Temp. °C	10	9	11	11	12	15	14	13	14	13	13	12	14	13	14	13	13	13	13	13	14
Feels °C (?)	9	7	9	9	9	13	10	6	8	6	6	6	9	10	12	7	8	8	10	8	8

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

Recent Eyeball Surf Reports for Wales - Lleyn

Wind Update Cross-on wind has become light (light winds from the S at Aberdaron 3 km from Aberdaron). 0.1m 11s groundswell from the WSW to make surfable waves.
1 hour 3 minutes ago Aberdaron
Wind Update Cross-on wind has become light (light winds from the S at Aberdaron 11 km from Hells Mouth (Porth Neigwl)). 0.1m 13s groundswell from the WSW with a 0.1m 9s swell from the SW. 2 swells combining to make bigger set waves.
1 hour 3 minutes ago Hells Mouth (Porth Neigwl)

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1 h 3 min ago

9 km/h

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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Aberdaron surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

Information about the Aberdaron Surf forecast

The above surf forecast table for Aberdaron provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Aberdaron can be found by selecting the local surf guide option on the grey menu. Our Aberdaron surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Aberdaron) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Aberdaron may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a holiday in Lleyn Peninsula? If you are looking for accommodation near Aberdaron, camping, hotels and holiday cottages in Lleyn Peninsula, consider staying in Porthmadog which is 41 km (25 miles) away. Other places in and around Lleyn Peninsula where you can find information about places to rent, and car hire include Anglesey which is 51 km (32 miles) away, Holyhead, Aberystwyth and Bangor.