Llanddwyn Island Surf Break

Llanddwyn Island 48 hour detailed Surf Forecast

Lat Long: 53.13° N 4.42° W

Issued: 6 am 15 Jun 2026 (local time)

Forecast update in  hr  min

Today's Llanddwyn Island sea temperature is
14.7° C

1.7°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 (15 Jun):

  • Morning surf: Morning surf (15 Jun, local time) - 0.5ft (0.1m), 13s period with W swell.
  • Afternoon surf: Afternoon surf (15 Jun, local time) - 0.5ft (0.1m), 13s period with SW swell.
  • Evening surf: Evening surf (15 Jun, local time) - 0.5ft (0.1m), 13s period with SW swell.

The current surf forecast for Llanddwyn Island at 1PM is: 0.1m 13s primary swell from a West direction and 0.1m 7s secondary swell from a South direction, 0.2m 3s secondary swell from a South-southeast direction (forecast issued at 06:00am June 15). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (15 Jun)0.5ft (0.1m)13s
Afternoon (15 Jun)0.5ft (0.1m)13s
Evening (15 Jun)0.5ft (0.1m)13s

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 8mm), mostly falling on Tue night. Very mild (max 19°C on Mon afternoon, min 14°C on Mon night). Winds increasing (calm on Mon afternoon, fresh winds from the SSW by Wed afternoon).

Monday
15
Tuesday
16
Wednesday
17
Thu
18
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)
0.1
W
13
0.1
W
13
0.1
W
13
0.1
W
13
0.1
SW
13
0.1
W
13
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.4
SSW
5
0.7
SSW
5
0.8
SSW
4
0.9
SW
4
0.9
SW
5
1
SW
5
1.1
SW
5
1.2
SW
5
1.4
SW
6
1.4
SW
6
1.3
SW
6
1.4
SW
6
1.5
SW
6
1.4
SW
6
1.1
SW
6
Wave Graph
Metric surfscale
Energy kJ
3
3
3
3
7
3
7
6
6
9
22
26
28
31
43
57
76
110
114
101
114
156
141
82
Wind (km/h)
10
E
10
E
5
ESE
5
SSW
5
ESE
5
WSW
10
S
10
S
10
S
15
S
20
S
20
SSW
25
SSW
25
S
20
S
25
S
25
S
25
SSW
25
SSW
30
SSW
30
SSW
25
SSW
20
S
20
S
Wind State
cross-off
cross-off
cross-off
cross-on
glassy
on
cross-on
cross-on
cross-on
cross-on
cross-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
High Tide
9:49AM4.09m
10:10PM4.24m
10:41AM4.09m
11:00PM4.33m
11:33AM4.00m
11:50PM4.33m
Low Tide
4:23AM0.06m
4:47PM0.11m
5:14AM-0.13m
5:35PM0.09m
6:05AM-0.21m
6:23PM0.15m
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
light rain
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:50
4:50
4:50
4:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:45
9:45
9:45
9:46
 mm
1
3
3
1
Temp °C
14
14
17
18
19
17
15
14
14
14
15
15
16
15
15
15
15
14
14
15
16
15
14
14
Feels °C
12
12
16
17
19
17
14
13
13
12
12
11
12
12
12
12
11
10
10
11
11
11
11
11
Swell 1
Height (m)
Direction
Period (s)
0.1
W
13
0.1
W
13
0.1
W
13
0.1
SW
6
0.2
SSW
6
0.2
SSW
5
0.1
SW
4
0.1
SW
13
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.2
WSW
11
0.2
WSW
10
0.1
SW
10
Energy kJ
3
3
3
2
3
2
1
6
6
6
6
6
6
5
12
11
4
Swell 2
Height (m)
Direction
Period (s)
0.1
S
7
0.1
SW
13
0.1
SW
6
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.1
W
9
0.1
W
9
0.1
W
9
0.1
W
9
Energy kJ
1
7
1
7
6
6
6
6
6
2
2
2
2
Swell 3
Height (m)
Direction
Period (s)
0.1
W
13
0.1
S
7
0.1
W
13
0.1
W
10
0.1
SW
13
0.1
W
13
0.1
W
13
Energy kJ
3
1
3
2
6
4
3
Wind waves
Height (m)
Direction
Period (s)
0.2
ESE
3
0.2
SSE
3
0.2
SSE
3
0.2
SSE
3
0.2
S
3
0.2
SSW
3
0.3
SSW
3
0.4
SSW
5
0.7
SSW
5
0.8
SSW
4
0.9
SW
4
0.9
SW
5
1
SW
5
1.1
SW
5
1.2
SW
5
1.4
SW
6
1.4
SW
6
1.3
SW
6
1.4
SW
6
1.5
SW
6
1.4
SW
6
1.1
SW
6
Energy kJ
1
1
1
1
1
1
2
9
22
26
28
31
43
57
76
110
114
101
114
156
141
82
Nearest Offshore or Glassy
Rating
(10 max)
1
2
2
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
2
2
1
2
1
2
Distance (km)
273
273
286
222
306
309
279
175
278
278
278
278
169
275
269
275
275
275
291
291
291
291
216
169
Best forecast wave conditions in Anglesy
Rating
(10 max)
Best forecast wave conditions in United Kingdom
Rating
(10 max)
2
2
2
2
1
2
2
2
1
1
1
1
2
1
1
1
2
2
3
2
2
2
2
2
Header Global
Rating
(10 max)
5
5
5
5
5
5
5
5
5
5
5
5
4
4
4
4
5
5
8
5
4
5
5
7
  • 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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