Surf Break

Lat Long: 53.13° N 4.42° W

Llanddwyn Island 48 hour detailed Surf Forecast

Issued: 6 pm 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):

  • Afternoon surf: Afternoon surf (04 Oct, local time) - 2.5ft (0.8m), 4s period with SW swell.
  • Evening surf: Evening surf (04 Oct, local time) - 2.5ft (0.8m), 5s period with SW swell.

The current surf forecast for Llanddwyn Island at 11PM is: 0.9m 5s primary swell from a Southwest direction (forecast issued at 06:00pm October 04). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (04 Oct)--
Afternoon (04 Oct)2.5ft (0.8m)4s
Evening (04 Oct)2.5ft (0.8m)5s

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


Short Range Forecast

Light rain (total 7mm), mostly falling on Tue night. Very mild (max 16°C on Sun night, min 11°C on Tue night). Wind will be generally light.

Sun
4
Monday
5
Tuesday
6
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
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.8
SW
4
0.8
SW
4
0.9
SW
5
1
SW
5
1.2
SW
5
1.1
SW
6
1.2
SW
5
1.3
SW
6
1.1
SW
6
1.1
SW
6
0.9
SW
6
0.8
SW
5
0.8
SW
5
0.8
SW
5
0.6
SW
4
0.5
SW
4
0.4
SW
4
0.3
SW
4
0.1
W
7
Wave Graph
Metric surfscale
Energy kJ
21
29
37
48
83
77
83
101
80
67
50
40
35
26
16
9
6
3
1
Wind (km/h)
25
SSW
20
SSW
20
SSW
25
SSW
25
SW
25
SW
25
SSW
25
SW
20
SW
15
SSW
15
SSW
10
SSW
10
SSW
15
SSW
15
S
10
SSW
15
NNE
15
NNE
20
NNE
Wind State
cross-on
cross-on
cross-on
cross-on
on
on
on
on
on
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross-off
off
cross-off
High Tide
4:01PM3.15m
5:21AM2.95m
5:48PM3.25m
6:56AM3.13m
7:04PM3.52m
Low Tide
11:22PM1.02m
11:57AM1.25m
00:46AM0.82m
1:13PM1.02m
cloud
part cloud
part cloud
cloud
part cloud
cloud
cloud
cloud
part cloud
light rain
clear
light rain
light rain
part cloud
part cloud
cloud
light rain
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
—
—
7:24
—
—
—
—
—
—
—
7:26
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:47
—
—
—
—
—
—
—
6:45
—
—
—
—
—
—
—
6:44
—
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 mm
—
—
—
—
—
—
—
—
—
1
—
1
1
—
—
—
1
—
—
Temp °C
15
15
16
15
15
16
16
16
16
16
16
16
16
15
15
15
13
12
11
Feels °C
12
12
14
12
11
13
13
13
14
15
15
15
15
14
13
14
11
9
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
How to use the Wavefinder 

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