Dinas Dinlle surf break

Dinas Dinlle surfForecast / Wales – Lleyn / UK

information circle12 Day Weather and Surf, issued 5 am Monday 24 Nov 2025 GMT
Forecast update in hr  min  s Forecast update imminent
Dinas Dinlle surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Dinas Dinlle sea temperature is
11.5° C
(Which is normal for this time of year)


Best Forecast Surf Conditions for Dinas Dinlle this week:

The surf forecast for Dinas Dinlle over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Nov 27) at 12AM. The primary swell is predicted to be 0.9m and 7s period with a secondary swell of 0.9m and 7s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Dinas Dinlle in the next 12 days are 2.3m 7s and forecast to arrive on Monday (Dec 01) at 9AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 7s period and expected on Monday (Nov 24) at 12PM.

Wave TypeTime (GMT) & Date Wave Height & Period
Next good surf (1 star+)12AM (Thu 27th Nov)3ft (0.9m) 7s
Best Surf12AM (Thu 27th Nov)3ft (0.9m) 7s
Most Powerful 9AM (Mon 1st Dec)7.5ft (2.3m) 7s

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

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Light rain (total 8mm), mostly falling on Wed morning. Very mild (max 12°C on Wed night, min 5°C on Tue night). Winds decreasing (fresh winds from the NNE on Mon morning, calm by Tue night).

Days 3-6 Weather Summary Moderate rain (total 16mm), heaviest on Thu morning. Very mild (max 13°C on Thu afternoon, min 7°C on Sat night). Winds decreasing (strong winds from the SSW on Fri afternoon, light winds from the NNW by Sat night).

Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.9
SW
1.3
NNW
0.2
WSW
0.8
NW
0.2
WSW
0.1
SW
0.9
SSW
1.6
SSW
0.9
SW
1.2
SSW
1.6
SW
1.7
WSW
2.1
WSW
1.9
SW
1.7
WSW
1.4
WSW
0.9
SW
0.5
SW
1
NNW
0.4
SW
0.4
SW
Period(s) (?)848612104675667766886109
Wave
Graph
(?)Metric surfscale
Energy kJ (?)102646361442117178611932074403941991558230752630
Wind
(km/h)
30
NNE
35
N
20
N
10
NNE
10
N
10
SSE
25
S
35
SSE
10
SSE
25
S
30
SSW
30
WSW
40
SW
40
SSW
25
WSW
20
WSW
20
W
15
NNW
15
N
10
WNW
25
SSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
crosscrosscross-
off
cross-
off
cross-
off
crosscross-
off
cross-
off
crosscross-
on
cross-
on
cross-
on
cross-
on
cross-
on
ononcross-
on
crosscross-
on
cross-
on
High Tide
/ height (m)
10:29AM
3.38
10:48PM
3.03
11:07AM
3.26
11:27PM
2.86
11:49AM
3.13
12:15AM
2.69
12:41PM
3.01
1:17AM
2.58
1:45PM
2.94
2:35AM
2.57
2:58PM
2.97
3:53AM
2.71
4:09PM
3.12
Low Tide
/ height (m)
5:45PM
0.76
5:54AM
0.93
6:31PM
0.88
6:38AM
1.04
7:21PM
0.97
7:28AM
1.15
8:17PM
0.99
8:26AM
1.21
9:18PM
0.94
9:31AM
1.20
10:21PM
0.81
10:40AM
1.09
11:23PM
0.63
Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
Sunrise7:56--7:56--7:58--8:00--8:02--8:03--8:04--
Sunset-4:10--4:09--4:07--4:07--4:07--4:06--4:05-
part cloud
part cloud
part cloud
clear
clear
part cloud
light rain
light rain
light rain
light rain
rain showers
clear
light rain
thunderstorm
part cloud
rain showers
rain showers
rain showers
cloud
part cloud
light rain
Rain (mm)
------34153-14-111--5
Temp. °C998886791212131111119998999
Feels °C (?)221444168886332443561
  • 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 Dinas Dinlle Surf forecast

The above surf forecast table for Dinas Dinlle provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Dinas Dinlle can be found by selecting the local surf guide option on the grey menu. Our Dinas Dinlle 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 (Dinas Dinlle) 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 Dinas Dinlle 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 Dinas Dinlle, camping, hotels and holiday cottages in Lleyn Peninsula, consider staying in Anglesey which is 22 km (14 miles) away. Other places in and around Lleyn Peninsula where you can find information about places to rent, and car hire include Porthmadog which is 24 km (15 miles) away, Bangor, Holyhead and Llandudno.

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