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Surf Forecasts:

Llanddwyn Island surfForecast / Wales – Anglesy / UK

information circle48hr Weather and Surf, issued 5 am Saturday 14 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
7.7° 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 9AM is: 0.4m 13s primary swell from a Southwest direction and 0.2m 4s secondary swell from a West-northwest direction (forecast issued at 05:00am February 14). An open ocean swell of 0.2m 4s is not directed at the surf break. The wind direction is predicted to be glassy.

Time (GMT) & DateWave HeightWave Period
Morning (14 Feb)1.5ft (0.4m)13s
Afternoon (14 Feb)1.5ft (0.4m)13s
Evening (14 Feb)4.5ft (1.4m)5s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Saturday
14
Sunday
15
Monday
16
Tue
17
3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM0 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
See all maps
Wave Height (m) & direction (?)
0.4
SW
0.3
SW
0.4
SW
0.4
SW
0.4
SW
0.8
SW
1.4
SSW
2.1
SSW
2.1
SSW
1.6
SW
1.2
SW
1.2
SW
1.3
SW
1.4
WSW
1.7
WSW
2
WSW
2.2
WSW
2.2
W
2.2
W
2.3
W
2.1
W
1.3
WSW
1.4
NW
0.9
SW
Period(s) (?)11101313133567888556677777769
Wave
Graph
(?)Metric surfscale
Energy kJ (?)3018444342149131044428316419184105180309432447430467392168141111
Wind
(km/h)
15
NNE
5
NNE
0
W
10
WSW
15
SSW
30
SSW
40
S
40
SSE
45
S
30
S
20
S
25
SSW
35
WSW
35
W
35
WSW
40
W
35
W
40
W
40
WNW
35
NW
30
NW
35
NW
35
NW
30
NNW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		glassglasscross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		oncross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		crosscrosscrosscrosscross-
off
High Tide
/ height (m)
7:43AM
3.27
8:06PM
3.21
8:21AM
3.56
8:40PM
3.42
8:52AM
3.83
9:11PM
3.62
Low Tide
/ height (m)
2:17PM
0.95
2:28AM
0.88
2:54PM
0.64
3:03AM
0.60
3:29PM
0.35
Saturday
14
Sunday
15
Monday
16
Tue
17
Sunrise--7:37-------7:35-------7:33-----
Sunset----5:24-------5:27-------5:29---
clear
part cloud
part cloud
cloud
cloud
cloud
light rain
light rain
light rain
cloud
cloud
light rain
rain showers
light rain
light rain
rain showers
light rain
rain showers
rain showers
light rain
part cloud
cloud
part cloud
clear
Rain (mm)
------131--121111111----
Temp. °C334555334569987766777655
Feels °C (?)-20110-3-6-7-7-21410-1-2-3-3-3-2-1-3-5-3
  • 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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