Llanddwyn Island Surf Break

Lat Long: 53.13° N 4.42° W

Llanddwyn Island 48 hour detailed Surf Forecast

Issued: 6 am 28 Jul 2026 (local time)

Forecast update in  hr  min

Today's Llanddwyn Island sea temperature is
17.1° C
1.7° 

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 (28 Jul):

  • Morning surf: Morning surf (28 Jul, local time) - 3.5ft (1.1m), 5s period with SW swell.
  • Afternoon surf: Afternoon surf (28 Jul, local time) - 3.5ft (1.1m), 5s period with SW swell.
  • Evening surf: Evening surf (28 Jul, local time) - 3.5ft (1.0m), 5s period with SW swell.

The current surf forecast for Llanddwyn Island at 3PM is: 1.1m 5s primary swell from a Southwest direction (forecast issued at 06:00am July 28). The wind direction is predicted to be onshore.

Time (BST) & DateWave HeightWave Period
Morning (28 Jul)3.5ft (1.1m)5s
Afternoon (28 Jul)3.5ft (1.1m)5s
Evening (28 Jul)3.5ft (1.0m)5s

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


Short Range Forecast

Mostly dry. Very mild (max 19°C on Wed morning, min 13°C on Wed night). Winds decreasing (fresh winds from the SSW on Tue afternoon, calm by Thu night).

Tuesday
28
Wednesday
29
Thursday
30
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)
0.9
SW
4
1.1
SW
5
1.1
SW
5
1.1
SW
5
1.1
SW
5
1
SW
5
1
SW
5
0.8
SW
5
0.8
SW
5
0.8
SW
4
0.7
SW
4
0.7
SW
4
0.7
SW
4
0.8
SW
4
0.9
SW
5
0.7
SW
5
0.6
SW
5
0.5
SW
5
0.6
W
4
0.6
W
4
0.4
SW
4
0.4
SW
4
0.4
SW
4
Wave Graph
Metric surfscale
Energy kJ
26
53
71
55
58
52
52
37
33
24
19
18
16
23
42
24
14
11
12
12
5
4
4
Wind (km/h)
20
S
25
SSW
25
SSW
30
SSW
30
SSW
25
SSW
20
S
20
S
20
S
20
S
25
S
20
SSW
25
SSW
20
SSW
10
WNW
10
WNW
10
W
15
W
20
W
15
W
10
W
15
WSW
5
SSW
Wind State
cross-on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
High Tide
9:41AM3.38m
9:56PM3.72m
10:17AM3.50m
10:30PM3.90m
10:49AM3.58m
Low Tide
4:03AM0.71m
4:13PM0.71m
4:39AM0.51m
4:47PM0.55m
5:13AM0.35m
5:20PM0.43m
cloud
cloud
cloud
part cloud
clear
part cloud
clear
part cloud
clear
part cloud
cloud
cloud
cloud
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:26
5:28
5:30
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:19
9:17
9:15
 mm
Temp °C
17
17
17
18
18
18
17
16
16
16
17
19
19
18
16
15
14
13
14
15
17
16
16
Feels °C
15
14
14
14
14
15
15
14
14
14
14
16
16
16
16
14
12
11
10
12
15
13
15
  • 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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