Llandanwg Surf Break

Lat Long: 52.83° N 4.13° W

Llandanwg 48 hour detailed Surf Forecast

Issued: 12 pm 04 Aug 2026 (local time)

Forecast update in  hr  min

Today's Llandanwg sea temperature is
18.7° C
3.1° 

Llandanwg surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Llandanwg today (04 Aug):

  • Morning surf: Morning surf (04 Aug, local time) - 2.5ft (0.8m), 6s period with SW swell.
  • Afternoon surf: Afternoon surf (04 Aug, local time) - 2.5ft (0.7m), 7s period with SW swell.
  • Evening surf: Evening surf (04 Aug, local time) - 2.5ft (0.8m), 4s period with SW swell.

The current surf forecast for Llandanwg at 6PM is: 0.8m 4s primary swell from a Southwest direction (forecast issued at 12:00pm August 04). The wind direction is predicted to be onshore.

Time (BST) & DateWave HeightWave Period
Morning (04 Aug)2.5ft (0.8m)6s
Afternoon (04 Aug)2.5ft (0.7m)7s
Evening (04 Aug)2.5ft (0.8m)4s

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


Short Range Forecast

Moderate rain (total 12mm), heaviest on Tue morning. Very mild (max 19°C on Tue morning, min 13°C on Wed night). Wind will be generally light.

Tue
4
Wednesday
5
Thursday
6
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
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.8
SW
6
0.7
SW
7
0.7
SW
7
0.8
SW
4
0.8
SW
4
0.8
SW
4
0.7
WSW
4
0.8
WSW
4
1
W
5
1.1
W
5
1
W
5
0.9
WSW
4
0.8
W
5
1
W
5
1
W
5
0.9
WNW
5
0.9
WNW
5
0.8
W
5
0.6
W
5
0.4
WSW
5
0.4
WSW
4
Wave Graph
Metric surfscale
Energy kJ
39
45
51
19
23
24
20
27
50
64
51
34
29
42
51
43
42
32
16
11
5
Wind (km/h)
15
SSW
15
SSW
15
SSW
20
SW
20
SW
15
W
15
NW
20
W
25
W
30
W
30
W
25
W
25
WNW
25
WNW
20
WNW
20
WNW
25
WNW
25
WNW
15
W
15
SW
10
S
Wind State
on
on
on
on
on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-on
cross-on
cross
cross
cross-on
cross-on
on
cross-on
High Tide
12:25PM3.82m
00:45AM4.05m
1:11PM3.65m
1:35AM3.79m
2:06PM3.44m
Low Tide
7:07AM0.70m
7:02PM0.91m
7:43AM0.89m
7:38PM1.09m
8:27AM1.09m
8:35PM1.26m
light rain
light rain
cloud
part cloud
rain showers
rain showers
light rain
light rain
light rain
rain showers
rain showers
rain showers
rain showers
clear
clear
part cloud
part cloud
part cloud
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:37
5:39
5:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:05
9:02
9:00
 mm
2
1
1
1
1
1
1
1
1
1
1
Temp °C
18
19
19
18
17
17
15
14
14
15
16
16
15
14
13
13
14
15
16
15
14
Feels °C
18
19
19
16
16
16
13
11
9
10
11
11
10
9
9
9
10
10
13
12
12
  • 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 

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 Llandanwg 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.


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