Llanddwyn Island Surf Break

Llanddwyn Island 48 hour detailed Surf Forecast

Lat Long: 53.13° N 4.42° W

Issued: 12 am 05 Jul 2026 (local time)

Forecast update in  hr  min

Today's Llanddwyn Island sea temperature is
16.4° C

2.1°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 (05 Jul):

  • Morning surf: Morning surf (05 Jul, local time) - 2ft (0.6m), 6s period with SW swell.
  • Afternoon surf: Afternoon surf (05 Jul, local time) - 2ft (0.6m), 4s period with WSW swell.
  • Evening surf: Evening surf (05 Jul, local time) - 2.5ft (0.7m), 4s period with SW swell.

The current surf forecast for Llanddwyn Island at 9AM is: 0.6m 6s primary swell from a Southwest direction and 0.3m 4s secondary swell from a Northwest direction, 0.3m 4s secondary swell from a Northwest direction (forecast issued at 12:00am July 05). The wind direction is predicted to be onshore.

Time (BST) & DateWave HeightWave Period
Morning (05 Jul)2ft (0.6m)6s
Afternoon (05 Jul)2ft (0.6m)4s
Evening (05 Jul)2.5ft (0.7m)4s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 19°C on Sun afternoon, min 15°C on Sat night). Wind will be generally light.

Sunday
5
Monday
6
Tuesday
7
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
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
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)
0.7
SW
5
0.8
WSW
6
0.6
SW
6
0.6
SW
6
0.6
SW
4
0.6
WSW
4
0.7
SW
4
0.7
SW
4
0.7
SW
4
0.6
SW
4
0.4
SW
4
0.4
SW
4
0.4
SW
5
0.4
SW
5
0.5
SW
4
0.6
SW
4
0.6
SW
5
0.6
SW
5
0.4
SW
4
0.3
SW
4
0.3
SW
4
0.3
SW
4
0.1
SW
4
0.1
SW
4
Wave Graph
Metric surfscale
Energy kJ
25
40
28
26
14
12
15
17
18
12
6
6
8
8
6
12
13
13
7
3
3
3
1
1
Wind (km/h)
10
WSW
15
WSW
10
WSW
15
SW
15
SW
15
SSW
20
SSW
15
SSW
15
SSW
10
S
10
SSW
15
SW
15
SW
15
SSW
20
S
15
S
10
S
10
S
10
SSW
10
SSW
15
SW
15
SSW
10
S
10
S
Wind State
on
cross-on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
cross-on
cross-on
High Tide
1:02AM3.78m
1:25PM3.28m
1:39AM3.69m
2:08PM3.22m
2:23AM3.59m
2:59PM3.16m
Low Tide
8:04AM0.60m
8:10PM0.86m
8:45AM0.69m
8:52PM1.00m
9:30AM0.79m
9:42PM1.13m
part cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:58
4:58
5:00
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:45
9:45
9:44
 mm
Temp °C
17
16
15
16
17
19
17
17
17
16
15
16
18
19
18
16
16
16
15
17
19
19
19
19
Feels °C
16
15
14
15
15
18
15
16
16
15
14
14
16
17
16
15
15
16
14
16
17
17
18
17
Swell 1
Height (m)
Direction
Period (s)
0.7
SW
5
0.4
NW
4
0.3
NW
4
0.1
NW
4
0.4
SW
5
0.6
SW
4
0.4
SW
4
0.2
WNW
4
0.2
WNW
4
0.6
SW
5
0.6
SW
5
0.4
SW
4
0.3
SW
4
0.3
SW
4
0.3
SW
4
0.1
SW
4
0.1
SW
4
Energy kJ
25
4
2
1
6
11
6
1
1
13
13
7
3
3
3
1
1
Swell 2
Height (m)
Direction
Period (s)
0.3
NW
4
0.3
NW
4
0.2
WNW
4
0.2
WNW
4
0.3
NW
4
0.3
NW
4
0.3
NW
4
0.3
NW
4
0.3
NW
4
0.2
WNW
4
Energy kJ
2
2
1
1
3
2
2
3
2
1
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
0.4
NW
4
0.8
WSW
6
0.6
SW
6
0.6
SW
6
0.6
SW
4
0.6
WSW
4
0.7
SW
4
0.7
SW
4
0.7
SW
4
0.6
WSW
4
0.4
SW
4
0.4
SW
5
0.4
SW
5
0.5
SW
4
0.6
SW
4
0.6
WSW
4
Energy kJ
4
40
28
26
14
12
15
17
18
12
6
8
8
6
12
13
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
175
175
176
177
334
291
291
291
304
304
283
311
272
272
344
261
272
272
272
272
344
343
343
251
Best forecast wave conditions in Anglesy
Rating
(10 max)
Best forecast wave conditions in United Kingdom
Rating
(10 max)
3
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
1
1
2
Header Global
Rating
(10 max)
5
9
9
9
8
7
6
5
5
6
5
5
5
9
8
8
8
7
8
5
5
5
7
9
  • 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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