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Surf Forecasts:

Llanddwyn Island surfForecast / Wales – Anglesy / UK

information circle48hr Weather and Surf, issued 5 pm Wednesday 04 Feb 2026 GMT
Forecast update in hr  min  s Forecast update imminent
Llanddwyn Island surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Llanddwyn Island sea temperature is
7.4° C
 (Which is normal for this time of year)

How big are the waves at Llanddwyn Island today?

The current surf forecast for Llanddwyn Island at 9PM is: 0.6m 8s primary swell from a Southwest direction and 0.4m 10s secondary swell from a Southwest direction (forecast issued at 05:00pm February 04). An open ocean swell of 0.8m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (GMT) & DateWave HeightWave Period
Morning (04 Feb)--
Afternoon (04 Feb)2ft (0.6m)8s
Evening (04 Feb)2ft (0.6m)8s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Wednesday
04
Thursday
05
Friday
06
Saturday
07
3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
1
1
1
2
2
2
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.6
SW
0.6
SW
0.6
SW
0.5
SW
0.4
SW
0.4
SW
0.3
WSW
0.4
WSW
0.6
WSW
0.6
WSW
0.7
SW
0.4
WSW
0.4
WSW
0.4
WSW
0.8
SW
0.8
SW
0.8
SW
0.8
SW
0.6
WSW
0.9
WSW
1
SW
1
SW
1
SW
0.9
WSW
Period(s) (?)888899151414141417171711101010141414131312
Wave
Graph
(?)Metric surfscale
Energy kJ (?)4151413526204682129133206119117109134124120120121337373347336268
Wind
(km/h)
15
E
25
E
30
E
30
E
40
E
40
E
45
E
40
E
40
E
30
E
30
E
30
E
25
E
20
E
20
E
20
ENE
20
ENE
15
ENE
15
E
15
E
15
E
15
ENE
15
ENE
10
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off
High Tide
/ height (m)
11:09PM
3.91
11:21AM
4.39
11:46PM
3.78
12:00PM
4.16
12:24AM
3.60
Low Tide
/ height (m)
5:37PM
-0.22
5:45AM
0.15
6:15PM
-0.00
6:22AM
0.35
6:52PM
0.30
6:59AM
0.62
Wednesday
04
Thursday
05
Friday
06
Saturday
07
Sunrise------7:54-------7:52-------7:50-
Sunset5:06-------5:07-------5:09-------
clear
clear
clear
cloud
cloud
cloud
cloud
cloud
cloud
rain showers
cloud
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
cloud
cloud
cloud
cloud
Rain (mm)
---------1-312111111----
Temp. °C978786567766666666655557
Feels °C (?)5110-1-3-5-3-20-1-1011112211114
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Llanddwyn Island surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

View detailed surf forecast for Llanddwyn Island at:
surf-forecast.com

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