Llanddwyn Island Surf Break

Lat Long: 53.13° N 4.42° W

Llanddwyn Island 48 hour detailed Surf Forecast

Issued: 6 am 26 Jul 2026 (local time)

Forecast update in  hr  min

Today's Llanddwyn Island sea temperature is
17.7° C
2.3° 

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


How big are the waves at Llanddwyn Island today (26 Jul):

  • Morning surf: Morning surf (26 Jul, local time) - 4.5ft (1.4m), 5s period with W swell.
  • Afternoon surf: Afternoon surf (26 Jul, local time) - 4ft (1.2m), 6s period with WNW swell.
  • Evening surf: Evening surf (26 Jul, local time) - 2ft (0.6m), 5s period with NW swell.

The current surf forecast for Llanddwyn Island at 2PM is: 1.2m 6s primary swell from a West-northwest direction and 0.7m 6s secondary swell from a Southwest direction (forecast issued at 06:00am July 26). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (26 Jul)4.5ft (1.4m)5s
Afternoon (26 Jul)4ft (1.2m)6s
Evening (26 Jul)2ft (0.6m)5s

Table - waves today at Llanddwyn Island. (Swell directed towards the surf break)


Short Range Forecast

Some drizzle, heaviest during Mon morning. Warm (max 20°C on Tue morning, min 15°C on Sun morning). Winds decreasing (fresh winds from the WNW on Sun morning, light winds from the SSE by Tue night).

Sunday
26
Monday
27
Tuesday
28
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
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
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)
1.2
WSW
5
1.1
WSW
5
1.4
W
5
1.2
WNW
6
1.2
WNW
6
1
W
5
0.5
SW
6
0.8
WNW
5
0.7
NW
5
0.8
W
5
0.7
SW
4
0.9
SW
5
0.7
SW
4
0.6
SW
4
0.6
SW
5
0.8
SW
6
0.8
SW
6
0.8
SW
6
0.8
SW
5
0.8
SW
5
0.8
SW
5
0.6
WSW
5
0.6
WSW
5
Wave Graph
Metric surfscale
Energy kJ
74
64
110
84
94
57
20
28
22
31
16
31
21
15
22
39
42
42
33
26
31
14
14
Wind (km/h)
30
W
30
WNW
30
WNW
35
WNW
30
WNW
20
WNW
20
NW
25
WNW
20
WNW
15
WSW
25
SW
20
SW
20
WSW
10
SSW
15
S
15
S
15
S
15
S
25
SSW
25
SSW
25
SSW
20
SSW
15
S
Wind State
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross-on
cross-on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
on
on
on
cross-on
cross-on
High Tide
8:13AM3.09m
8:35PM3.31m
9:01AM3.24m
9:19PM3.52m
9:41AM3.38m
9:56PM3.72m
Low Tide
2:38AM1.14m
2:56PM1.10m
3:23AM0.93m
3:37PM0.90m
4:03AM0.71m
4:13PM0.71m
cloud
light rain
cloud
cloud
cloud
clear
clear
clear
clear
cloud
cloud
light rain
part cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:24
5:24
5:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:22
9:21
9:19
 mm
1
1
Temp °C
17
15
15
16
16
17
16
15
15
15
15
15
18
18
17
18
18
17
18
20
20
19
18
Feels °C
14
10
10
10
10
13
12
11
12
12
11
13
16
18
16
17
17
16
15
17
17
17
17
  • 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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