Llanddwyn Island Surf Break

Llanddwyn Island 48 hour detailed Surf Forecast

Lat Long: 53.13° N 4.42° W

Issued: 6 pm 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):

  • 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 11PM is: 0.1m 13s primary swell from a Southwest direction and 0.2m 5s secondary swell from a South-southwest direction, 0.2m 3s secondary swell from a South direction (forecast issued at 06:00pm June 15). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (15 Jun)--
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 6mm), mostly falling on Tue night. Very mild (max 18°C on Mon afternoon, min 13°C on Mon night). Wind will be generally light.

Mon
15
Tuesday
16
Wednesday
17
Thu
18
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
4 AM
7 AM
10 AM
1 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
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)
0.1
SW
13
0.1
W
13
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.6
SSW
4
0.7
SSW
4
0.7
SW
4
0.9
SW
4
0.9
SW
5
1.1
SW
5
0.9
SW
5
0.9
SW
5
1
SW
5
0.9
SW
5
0.9
SW
5
1.1
SW
5
1.1
SW
5
1.1
SW
5
1
SW
5
0.9
SW
5
0.9
SW
5
0.9
SSW
4
Wave Graph
Metric surfscale
Energy kJ
7
3
7
6
6
6
13
18
16
29
38
55
42
40
46
42
38
58
65
65
51
38
32
34
Wind (km/h)
5
WNW
10
WSW
10
SSW
10
S
15
S
15
S
20
S
20
S
25
SSW
25
SSW
15
S
25
SSW
25
SSW
20
SSW
25
SSW
25
SSW
25
SSW
25
SSW
20
S
20
S
15
S
15
S
25
S
30
SSW
Wind State
glassy
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
10:10PM4.24m
10:41AM4.09m
11:00PM4.33m
11:33AM4.00m
11:50PM4.33m
12:26PM3.83m
Low Tide
4:47PM0.11m
5:14AM-0.13m
5:35PM0.09m
6:05AM-0.21m
6:23PM0.15m
6:56AM-0.17m
cloud
cloud
cloud
clear
clear
part cloud
part cloud
cloud
part cloud
cloud
light rain
light rain
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
cloud
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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
1
1
Temp °C
18
17
14
14
13
14
15
15
16
15
13
14
14
14
14
15
16
15
14
14
14
14
15
15
Feels °C
18
16
12
13
11
12
12
13
13
11
11
11
11
11
10
12
12
11
11
11
12
12
12
11
Swell 1
Height (m)
Direction
Period (s)
0.2
SSW
6
0.2
SSW
5
0.1
SW
13
0.1
SW
13
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.2
WSW
11
0.1
SW
11
0.1
SW
11
0.1
SW
12
0.1
SW
12
0.1
SW
12
0.1
W
12
0.1
SW
12
0.1
SW
10
0.2
WSW
9
0.6
SW
5
Energy kJ
3
2
6
6
6
6
6
6
12
5
5
5
5
5
3
5
4
8
19
Swell 2
Height (m)
Direction
Period (s)
0.1
S
6
0.1
SW
6
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
0.1
SW
9
0.1
SW
9
Energy kJ
1
1
7
6
6
6
6
2
2
2
2
3
3
Swell 3
Height (m)
Direction
Period (s)
0.1
SW
13
0.1
W
13
0.1
W
13
0.1
SW
13
0.1
W
13
0.1
W
13
Energy kJ
7
3
3
6
3
3
Wind waves
Height (m)
Direction
Period (s)
0.2
SSW
2
0.2
S
3
0.2
SSW
3
0.3
SSW
3
0.4
SSW
3
0.6
SSW
4
0.7
SSW
4
0.7
SW
4
0.9
SW
4
0.9
SW
5
1.1
SW
5
0.9
SW
5
0.9
SW
5
1
SW
5
0.9
SW
5
0.9
SW
5
1.1
SW
5
1.1
SW
5
1.1
SW
5
1
SW
5
0.9
SW
5
0.9
SW
5
0.9
SSW
4
Energy kJ
1
1
1
2
4
13
18
16
29
38
55
42
40
46
42
38
58
65
65
51
38
32
34
Nearest Offshore or Glassy
Rating
(10 max)
1
1
2
1
1
1
1
1
1
1
1
1
2
2
2
2
2
2
2
1
1
1
1
1
Distance (km)
306
309
293
175
279
267
278
278
278
269
269
272
291
291
291
291
291
291
169
216
169
216
267
216
Best forecast wave conditions in Anglesy
Rating
(10 max)
Best forecast wave conditions in United Kingdom
Rating
(10 max)
1
2
2
2
1
1
1
1
2
1
2
2
2
2
2
2
2
2
2
2
2
2
2
2
Header Global
Rating
(10 max)
7
5
5
5
5
5
5
5
4
4
4
4
5
5
7
4
4
4
5
6
9
7
6
6
  • 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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