Surf Break

Lat Long: 53.13° N 4.42° W

Llanddwyn Island 48 hour detailed Surf Forecast

Issued: 12 am 04 Oct 2026 (local time)

Forecast update in  hr  min

Today's Llanddwyn Island sea temperature is
16.4°C
1.9° 

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 (04 Oct):

  • Morning surf: Morning surf (04 Oct, local time) - 0.5ft (0.1m), 15s period with W swell.
  • Afternoon surf: Afternoon surf (04 Oct, local time) - 3ft (0.9m), 4s period with SW swell.
  • Evening surf: Evening surf (04 Oct, local time) - 3.5ft (1.0m), 5s period with SW swell.

The current surf forecast for Llanddwyn Island at 5AM is: 0.4m 6s primary swell from a Southwest direction and 0.1m 8s secondary swell from a Southwest direction, 0.1m 15s secondary swell from a West direction (forecast issued at 12:00am October 04). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (04 Oct)0.5ft (0.1m)15s
Afternoon (04 Oct)3ft (0.9m)4s
Evening (04 Oct)3.5ft (1.0m)5s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Mon afternoon. Very mild (max 16°C on Sun night, min 11°C on Tue afternoon). Wind will be generally light.

Sunday
4
Monday
5
Tuesday
6
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)
0.3
SW
6
0.4
SW
6
0.1
W
15
0.6
SSW
4
0.8
SSW
4
0.9
SW
4
0.9
SW
5
1
SW
5
1
SW
5
1.2
SW
5
1.1
SW
6
1.2
SW
5
1.1
SW
6
1.1
SW
5
1.1
SW
6
1.1
SW
6
0.9
SW
5
0.7
SW
5
0.6
SW
5
0.5
SW
4
0.4
SW
4
0.3
SW
4
0.1
W
7
0.1
W
7
Wave Graph
Metric surfscale
Energy kJ
6
9
4
8
18
27
38
50
50
80
77
80
76
73
76
67
43
23
17
9
6
3
1
1
Wind (km/h)
10
S
15
S
15
S
20
S
20
S
20
S
20
S
20
S
25
SSW
25
SW
20
SSW
25
SSW
25
SSW
25
SSW
20
SW
15
SSW
15
SSW
15
S
10
S
15
S
10
SSW
15
NNE
20
NNE
20
NNE
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-off
cross-off
cross-off
High Tide
3:23AM3.05m
4:01PM3.15m
5:21AM2.95m
5:48PM3.25m
6:56AM3.13m
7:04PM3.52m
Low Tide
10:30AM1.28m
11:22PM1.02m
11:57AM1.25m
00:46AM0.82m
1:13PM1.02m
clear
clear
part cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
cloud
cloud
part cloud
rain showers
rain showers
part cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
7:22
—
—
—
—
—
—
—
7:24
—
—
—
—
—
—
—
7:26
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
6:47
—
—
—
—
—
—
—
6:45
—
—
—
—
—
—
—
6:44
—
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1
1
—
—
—
—
—
—
—
—
Temp °C
12
12
12
13
14
15
15
15
15
15
16
16
16
16
16
16
16
15
15
15
16
14
11
12
Feels °C
9
9
8
9
11
12
13
13
12
12
14
14
13
13
14
15
15
14
14
14
15
12
7
8
  • 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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