Porth Dinllaen Surf Break

Porth Dinllaen 48 hour detailed Surf Forecast

Lat Long: 52.94° N 4.56° W

Issued: 6 pm 21 Jun 2026 (local time)

Forecast update in  hr  min

Today's Porth Dinllaen sea temperature is
14.8° C

1.4°C warmer than normal for this time of year

Porth Dinllaen surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Porth Dinllaen today (22 Jun):

  • Morning surf: Morning surf (22 Jun, local time) - 0.5ft (0.1m), 7s period with SW swell.
  • Afternoon surf: Afternoon surf (22 Jun, local time) - 0.5ft (0.1m), 7s period with SW swell.
  • Evening surf: Evening surf (22 Jun, local time) - 0.5ft (0.1m), 6s period with SW swell.

The current surf forecast for Porth Dinllaen at 12AM is: 0.3m 7s primary swell from a Southwest direction and 0.2m 3s secondary swell from a North direction (forecast issued at 06:00pm June 21). An open ocean swell of 0.2m 3s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (BST) & DateWave HeightWave Period
Morning (22 Jun)0.5ft (0.1m)7s
Afternoon (22 Jun)0.5ft (0.1m)7s
Evening (22 Jun)0.5ft (0.1m)6s

Table - waves today at Porth Dinllaen. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 3mm), mostly falling on Mon night. Warm (max 25°C on Mon night, min 19°C on Sun afternoon). Wind will be generally light.

Sun
21
Monday
22
Tuesday
23
Wed
24
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.3
SW
7
0.3
SW
7
0.3
SW
7
0.3
SW
7
0.2
WSW
7
0.1
SW
7
0.1
SW
7
0.1
SW
7
0.1
SW
7
0.1
SW
7
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
W
10
0.1
SW
6
0.3
NNW
3
0.1
W
10
0.1
W
10
0.1
W
9
0.1
W
9
0.1
SW
8
0.1
SW
8
0.1
W
8
Wave Graph
Metric surfscale
Energy kJ
7
7
7
7
4
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
3
3
2
Wind (km/h)
10
N
15
N
15
NNE
10
NE
5
NE
0
NE
5
NNW
5
N
10
NNW
10
N
10
ENE
5
NNW
5
NE
10
NE
10
NNW
10
NW
15
NNW
10
N
15
NNE
15
NNE
15
NNE
15
NNE
10
NE
10
NNW
Wind State
cross-on
cross-on
cross
cross
cross
glassy
glassy
glassy
cross-on
cross-on
cross-off
on
cross
cross
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-on
High Tide
2:26PM2.87m
2:47AM3.29m
3:33PM2.76m
3:53AM3.09m
4:40PM2.74m
5:00AM2.97m
Low Tide
9:17PM0.86m
10:03AM0.66m
10:16PM1.02m
11:03AM0.83m
11:23PM1.12m
12:06PM0.95m
clear
clear
part cloud
part cloud
cloud
clear
part cloud
part cloud
part cloud
part cloud
clear
rain showers
rain showers
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:52
4:52
4:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:46
9:46
9:46
9:46
 mm
1
2
Temp °C
20
19
20
20
19
19
20
22
23
24
25
22
21
21
21
22
21
23
22
22
21
21
22
25
Feels °C
19
17
19
19
19
20
22
24
24
24
26
24
23
22
22
24
21
24
22
22
20
20
23
26
Swell 1
Height (m)
Direction
Period (s)
0.3
SW
7
0.3
SW
7
0.3
SW
7
0.3
SW
7
0.2
WSW
7
0.1
SW
7
0.1
SW
7
0.1
SW
7
0.1
SW
7
0.1
SW
7
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
6
0.1
SW
7
0.1
SW
7
0.1
SW
7
0.1
SW
7
0.1
SW
7
0.1
SW
7
Energy kJ
7
7
7
7
4
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
Swell 2
Height (m)
Direction
Period (s)
0.2
NNW
3
0.1
SW
6
0.1
W
10
0.1
W
10
0.1
W
10
0.1
W
9
0.1
W
9
0.1
SW
8
0.1
SW
7
Energy kJ
1
2
2
2
2
2
1
3
2
Swell 3
Height (m)
Direction
Period (s)
0.1
W
9
0.1
W
9
0.1
SW
8
0.1
W
8
Energy kJ
2
2
3
1
Wind waves
Height (m)
Direction
Period (s)
0.2
N
3
0.2
N
3
0.2
N
3
0.3
NNW
3
0.3
NNW
3
0.2
N
3
Energy kJ
1
1
1
1
2
1
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
320
308
285
285
285
320
320
320
320
321
320
320
328
270
328
343
1044
493
566
321
321
613
626
411
Best forecast wave conditions in Lleyn Peninsula
Rating
(10 max)
Best forecast wave conditions in United Kingdom
Rating
(10 max)
1
1
2
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Header Global
Rating
(10 max)
7
7
7
6
6
5
7
6
6
5
5
5
5
6
5
5
5
6
7
8
9
9
9
8
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

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