Llanddwyn Island Surf Break

Lat Long: 53.13° N 4.42° W

Llanddwyn Island 48 hour detailed Surf Forecast

Issued: 6 am 13 Jul 2026 (local time)

Forecast update in  hr  min

Today's Llanddwyn Island sea temperature is
17.7° C
2.9° 

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 (13 Jul):

  • Afternoon surf: Afternoon surf (13 Jul, local time) - 0.5ft (0.1m), 19s period with W swell.

The current surf forecast for Llanddwyn Island at 11AM is: 0.1m 4s primary swell from a Southeast direction (forecast issued at 06:00am July 13). An open ocean swell of 0.3m 2s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (BST) & DateWave HeightWave Period
Morning (13 Jul)--
Afternoon (13 Jul)0.5ft (0.1m)19s
Evening (13 Jul)--

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


Short Range Forecast

Mostly dry. Warm (max 25°C on Wed afternoon, min 15°C on Mon night). Wind will be generally light.

Monday
13
Tuesday
14
Wednesday
15
Thu
16
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)
0.2
ENE
2
0.2
ENE
2
0.1
SE
4
0.1
W
19
0.1
W
19
0.1
W
19
0.4
NNE
3
0.1
NW
4
0.1
W
15
0.4
NE
3
0.1
W
18
0.1
W
18
0.1
W
18
0.1
W
18
0.1
W
18
0.1
W
14
0.1
W
14
0.1
W
13
0.1
W
16
0.1
W
16
0.1
W
16
0.1
W
16
0.1
SW
7
0.1
W
13
Wave Graph
Metric surfscale
Energy kJ
0
0
1
7
7
7
0
1
4
0
6
6
6
6
6
4
4
4
5
5
5
5
2
3
Wind (km/h)
15
ENE
15
ENE
20
ENE
20
NE
25
NE
25
NE
25
ENE
15
ENE
15
NE
20
NE
20
NE
20
NE
25
NE
25
NE
25
ENE
20
ENE
15
ENE
15
ENE
10
ENE
15
ENE
20
NE
25
NE
20
ENE
15
E
Wind State
off
off
off
off
off
off
off
off
off
off
off
off
off
off
off
cross-off
cross-off
off
off
cross-off
off
off
cross-off
cross-off
High Tide
8:48AM3.79m
9:12PM4.02m
9:43AM3.93m
10:03PM4.26m
10:35AM4.00m
10:51PM4.43m
Low Tide
3:21AM0.38m
3:45PM0.34m
4:14AM0.05m
4:35PM0.16m
5:04AM-0.20m
5:21PM0.05m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:05
5:07
5:07
5:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:38
9:37
9:37
9:36
 mm
Temp °C
17
15
17
19
21
19
19
18
16
15
17
21
22
21
22
20
18
18
20
24
25
23
25
22
Feels °C
14
12
13
14
16
15
15
15
13
12
14
18
18
17
18
18
16
17
19
23
22
20
21
18
  • 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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