Llanddwyn Island Surf Break

Llanddwyn Island 48 hour detailed Surf Forecast

Lat Long: 53.13° N 4.42° W

Issued: 6 am 29 Jun 2026 (local time)

Forecast update in  hr  min

Today's Llanddwyn Island sea temperature is
16.5° C

2.6°C warmer than normal for this time of year

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 (29 Jun):

  • Morning surf: Morning surf (29 Jun, local time) - 3.5ft (1.0m), 7s period with SW swell.
  • Afternoon surf: Afternoon surf (29 Jun, local time) - 2.5ft (0.7m), 7s period with SW swell.
  • Evening surf: Evening surf (29 Jun, local time) - 2ft (0.6m), 4s period with SW swell.

The current surf forecast for Llanddwyn Island at 11AM is: 0.8m 7s primary swell from a Southwest direction and 0.2m 4s secondary swell from a West-northwest direction (forecast issued at 06:00am June 29). The wind direction is predicted to be onshore.

Time (BST) & DateWave HeightWave Period
Morning (29 Jun)3.5ft (1.0m)7s
Afternoon (29 Jun)2.5ft (0.7m)7s
Evening (29 Jun)2ft (0.6m)4s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 3mm), mostly falling on Tue morning. Very mild (max 16°C on Tue afternoon, min 13°C on Tue night). Winds increasing (light winds from the S on Tue night, fresh winds from the S by Wed night).

Monday
29
Tuesday
30
Wednesday
1
Thu
2
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
1 AM
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
Height Map
Wave
Height (m)
Direction
Period (s)
1.1
SW
7
1
SW
7
0.8
SW
7
0.7
SW
7
0.6
SW
7
0.4
SW
7
0.6
SW
5
0.7
SW
4
0.8
SSW
4
0.9
SSW
5
1.1
SSW
5
1.3
SSW
6
1.1
SW
6
1
SW
6
0.8
SW
6
0.7
SW
6
0.6
SW
6
0.4
SW
6
0.4
SW
6
0.4
SW
6
0.4
SW
6
0.4
SW
6
0.7
SW
4
1.1
SW
5
Wave Graph
Metric surfscale
Energy kJ
102
93
55
44
36
13
18
20
24
33
64
97
92
69
47
35
23
14
13
13
10
13
16
64
Wind (km/h)
15
WSW
15
WSW
15
SW
20
SSW
20
SSW
20
SSW
15
S
15
S
15
S
20
S
25
SSE
25
S
25
SSW
15
SSW
10
S
5
S
10
NNW
10
NNW
15
NNW
10
W
15
SW
20
SSW
25
S
30
S
Wind State
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
cross-on
cross-off
cross-off
cross-off
cross-on
on
cross-on
cross-on
cross-on
High Tide
9:50AM3.45m
10:07PM3.69m
10:29AM3.50m
10:44PM3.78m
11:06AM3.50m
11:20PM3.84m
Low Tide
4:19AM0.66m
4:32PM0.71m
4:57AM0.55m
5:08PM0.64m
5:34AM0.48m
5:43PM0.59m
clear
clear
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
light rain
rain showers
rain showers
clear
part cloud
clear
cloud
part cloud
part cloud
part cloud
clear
clear
clear
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:52
4:54
4:54
4:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:47
9:46
9:46
9:46
 mm
1
1
1
Temp °C
14
13
14
15
15
15
14
14
14
14
14
15
16
16
16
15
14
13
15
15
15
15
14
14
Feels °C
11
10
11
11
11
12
12
12
11
10
10
11
12
14
15
15
13
12
13
13
13
12
10
9
Swell 1
Height (m)
Direction
Period (s)
0.2
WSW
14
0.2
WSW
14
0.8
SW
7
0.2
WNW
4
0.2
WNW
4
0.4
SW
7
0.2
WSW
7
0.2
WSW
7
0.2
WSW
7
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
12
0.8
SW
6
0.7
SW
6
0.6
SW
6
0.4
SW
6
0.4
SW
6
0.4
SW
6
0.4
SW
6
0.1
SW
10
0.1
W
10
Energy kJ
18
18
55
1
1
11
5
4
4
7
7
7
6
6
47
35
23
13
13
13
9
4
2
Swell 2
Height (m)
Direction
Period (s)
0.2
WNW
4
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
W
13
0.1
W
13
0.2
WSW
12
0.2
WSW
12
0.2
WSW
12
0.2
WSW
12
0.2
WSW
11
0.2
WSW
11
0.2
WSW
10
0.1
W
12
Energy kJ
1
7
7
7
7
7
7
3
3
15
15
14
14
12
11
10
3
Swell 3
Height (m)
Direction
Period (s)
0.1
SW
13
0.1
SW
14
0.1
W
13
0.2
WSW
12
0.1
SW
9
Energy kJ
7
7
3
15
3
Wind waves
Height (m)
Direction
Period (s)
1.1
SW
7
1
SW
7
0.7
SW
7
0.6
SW
7
0.6
SW
4
0.6
SW
5
0.7
SW
4
0.8
SSW
4
0.9
SSW
5
1.1
SSW
5
1.3
SSW
6
1.1
SW
6
1
SW
6
0.3
NW
3
0.5
NW
4
0.4
NW
4
0.4
NW
4
0.3
WNW
3
0.4
SW
6
0.7
SW
4
1.1
SW
5
Energy kJ
102
93
44
36
13
18
20
24
33
64
97
92
69
2
7
4
3
2
13
16
64
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
2
2
2
1
1
1
1
1
1
1
2
1
1
2
1
1
1
1
1
1
Distance (km)
35
35
159
168
177
177
169
169
216
216
267
267
110
269
35
35
38
175
159
35
35
326
164
291
Best forecast wave conditions in Anglesy
Rating
(10 max)
Best forecast wave conditions in United Kingdom
Rating
(10 max)
4
3
3
3
3
3
3
3
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
1
Header Global
Rating
(10 max)
6
9
7
5
5
5
8
5
5
5
5
5
5
5
5
5
5
5
5
5
4
4
4
5
  • 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
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