Porth Dinllaen Surf Break

Lat Long: 52.94° N 4.56° W

Porth Dinllaen 48 hour detailed Surf Forecast

Issued: 6 pm 11 Sep 2026 (local time)

Forecast update in  hr  min

Today's Porth Dinllaen sea temperature is
17.3°C
1.8° 

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


Time (BST) & DateWave HeightWave Period
Morning (12 Sep)6ft (1.8m)6s
Afternoon (12 Sep)6ft (1.8m)7s
Evening (12 Sep)5ft (1.5m)7s

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


Short Range Forecast

Light rain (total 6mm), mostly falling on Sat morning. Very mild (max 17°C on Sat afternoon, min 14°C on Fri night). Winds decreasing (strong winds from the SSW on Sat morning, calm by Sun afternoon).

Fri
11
Saturday
12
Sunday
13
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
Rating
(10 max)
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
Wave
Height (m)
Direction
Period (s)
0.5
SW
6
0.4
SW
6
0.4
SW
6
0.6
SW
4
1.2
SW
5
1.6
SW
6
1.8
SW
6
1.8
SW
7
1.8
SW
7
1.7
SW
7
1.4
SW
7
1.4
SW
7
0.9
SW
6
0.8
SW
6
0.6
SW
6
0.6
SW
6
0.5
SW
6
0.4
SW
6
0.4
SW
6
Wave Graph
Metric surfscale
Energy kJ
20
14
14
0
0
0
280
299
299
255
178
163
70
51
32
24
19
13
13
Wind (km/h)
10
NW
5
SSW
20
SSW
25
SSW
35
SSW
40
SSW
40
SSW
40
SW
35
SW
30
SW
25
SW
15
SW
15
NW
15
N
10
N
10
NW
5
W
10
S
15
SSE
Wind State
on
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross
on
cross-on
cross-on
on
glassy
cross-off
cross-off
High Tide
9:34PM4.17m
9:57AM3.78m
10:12PM4.18m
10:33AM3.80m
Low Tide
4:16PM0.00m
4:43AM-0.26m
4:53PM-0.02m
5:20AM-0.15m
5:29PM0.06m
clear
clear
clear
part cloud
part cloud
cloud
light rain
light rain
light rain
cloud
cloud
light rain
part cloud
part cloud
clear
part cloud
part cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:45
6:47
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:44
7:42
7:38
 mm
1
3
1
1
Temp °C
15
15
15
14
14
16
16
16
16
17
17
17
16
14
14
14
15
15
15
Feels °C
13
13
12
10
7
10
10
11
11
14
15
17
15
12
13
13
15
14
13
  • 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 

Eyeball surf reportRecent Eyeball Surf Reports for Wales - Lleyn

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    Hells Mouth (Porth Neigwl), 14 km away
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