Abersoch surf break

Abersoch surfForecast / Wales – Lleyn / UK

information circle12 Day Weather and Surf, issued 5 am Sunday 11 Jan 2026 GMT
Forecast update in hr  min  s Forecast update imminent
Abersoch surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Abersoch sea temperature is
8.6° C
(Which is normal for this time of year)


Best Forecast Surf Conditions for Abersoch this week:

The surf forecast for Abersoch over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Jan 15) at 3AM. The primary swell is predicted to be 1.6m and 9s period. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Abersoch in the next 12 days are 3.0m 10s and forecast to arrive on Monday (Jan 12) at 12AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.9m 6s period and expected on Sunday (Jan 18) at 12PM.

Wave TypeTime (GMT) & Date Wave Height & Period
Next good surf (1 star+) 3AM (Thu 15th Jan)5ft (1.6m) 9s
Best Surf 3AM (Thu 15th Jan)5ft (1.6m) 9s
Most Powerful12AM (Mon 12th Jan)10ft (3.0m) 10s

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

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Heavy rain (total 20mm), heaviest during Tue morning. Very mild (max 11°C on Sun afternoon, min 7°C on Tue morning). Winds decreasing (near gales from the S on Sun morning, moderate winds from the SSW by Mon night).

Days 3-6 Weather Summary Heavy rain (total 21mm), heaviest during Wed afternoon. Mild temperatures (max 8°C on Wed morning, min 5°C on Fri night). Winds decreasing (near gales from the S on Wed night, light winds from the NNE by Fri night).

Sunday
11
Monday
12
Tuesday
13
Wednesday
14
Thursday
15
Friday
16
Saturday
17
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
0
0
0
1
1
1
0
0
1
0
0
2
0
2
0
0
0
0
0
1
0
Swell
Height Map
Wave Height (m) & direction (?)
2.5
SSW
2.3
SSW
3
SW
2.4
SW
2.2
SW
1.7
WSW
1.3
SW
1.1
SW
2.1
NW
0.5
SW
0.1
SW
1.9
SW
1.5
WSW
1.4
SW
1.1
SW
1.1
SW
1
SW
0.5
WSW
0.4
WSW
0.6
WSW
0.5
SW
Period(s) (?)89101111111111710149910999161498
Wave
Graph
(?)Metric surfscale
Energy kJ (?)836773176413261162669382254371488542404376211172148140795032
Wind
(km/h)
60
S
55
S
55
SW
40
SSW
40
SW
35
SSW
35
WNW
30
NW
30
WNW
30
SSW
50
SSW
20
WSW
25
WSW
25
SW
40
SSE
25
SSE
25
E
15
NNE
10
N
15
NW
20
SE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
offcross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
on
cross-
on
oncross-
on
crosscross-
off
cross-
on
High Tide
/ height (m)
1:57PM
3.26
2:38AM
2.95
3:08PM
3.04
3:53AM
2.92
4:23PM
2.98
5:00AM
3.02
5:26PM
3.06
5:54AM
3.20
6:16PM
3.22
6:38AM
3.43
6:58PM
3.41
7:18AM
3.68
7:36PM
3.60
Low Tide
/ height (m)
8:54PM
1.31
9:08AM
1.50
9:56PM
1.46
10:32AM
1.56
11:19PM
1.47
12:03PM
1.46
12:31AM
1.35
1:04PM
1.25
1:23AM
1.16
1:50PM
1.02
2:04AM
0.95
2:30PM
0.79
2:41AM
0.75
Sunday
11
Monday
12
Tuesday
13
Wednesday
14
Thursday
15
Friday
16
Saturday
17
Sunrise8:26--8:25--8:23--8:23--8:22--8:22--8:21--
Sunset-4:24--4:25--4:28--4:30--4:30--4:32--4:34-
light rain
light rain
light rain
light rain
rain showers
rain showers
light rain
clear
part cloud
cloud
light rain
mod rain
rain showers
rain showers
rain showers
cloud
part cloud
light rain
cloud
light rain
part cloud
Rain (mm)
2331245---46117--2-2-
Temp. °C91111101010777878887777676
Feels °C (?)-3-10223-10-11-4-3220113241
  • 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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Information about the Abersoch Surf forecast

The above surf forecast table for Abersoch provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Abersoch can be found by selecting the local surf guide option on the grey menu. Our Abersoch 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 (Abersoch) 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 Abersoch 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 Abersoch, camping, hotels and holiday cottages in Lleyn Peninsula, consider staying in Porthmadog which is 28 km (17 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 47 km (29 miles) away, Aberystwyth, Holyhead and Bangor.

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