Llandanwg Surf Break

Lat Long: 52.83° N 4.13° W

Llandanwg 48 hour detailed Surf Forecast

Issued: 6 pm 03 Sep 2026 (local time)

Forecast update in  hr  min

Today's Llandanwg sea temperature is
18.2°C
2.5° 

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 Sep):

  • Morning surf: Morning surf (04 Sep, local time) - 4.5ft (1.4m), 5s period with WSW swell.
  • Afternoon surf: Afternoon surf (04 Sep, local time) - 4.5ft (1.4m), 6s period with WSW swell.
  • Evening surf: Evening surf (04 Sep, local time) - 4.5ft (1.3m), 5s period with WSW swell.

The current surf forecast for Llandanwg at 2AM is: 1.3m 6s primary swell from a West-southwest direction (forecast issued at 06:00pm September 03). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (04 Sep)4.5ft (1.4m)5s
Afternoon (04 Sep)4.5ft (1.4m)6s
Evening (04 Sep)4.5ft (1.3m)5s

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


Short Range Forecast

Heavy rain (total 25mm), heaviest during Thu night. Warm (max 20°C on Sun morning, min 13°C on Sat night). Winds decreasing (fresh winds from the W on Fri morning, light winds from the SE by Sun morning).

Thu
3
Friday
4
Saturday
5
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)
1.3
SW
5
1.4
SW
6
1.4
SW
6
1.2
SW
6
1.5
WSW
7
1.4
WSW
7
1.4
WSW
5
1.4
WSW
6
1.4
WSW
6
1.3
WSW
5
1.3
WSW
5
1.2
W
5
1.1
W
5
1
W
5
0.7
WSW
5
0.5
WSW
6
0.4
WSW
6
0.4
WSW
6
0.4
SW
4
Wave Graph
Metric surfscale
Energy kJ
94
135
167
116
204
208
113
126
115
93
94
74
62
51
24
20
13
13
3
Wind (km/h)
30
SW
30
SW
30
SW
25
SW
15
W
35
W
35
W
35
W
30
WSW
35
W
35
W
30
WNW
25
WNW
15
WNW
10
W
15
SW
10
SW
10
SSW
10
S
Wind State
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-on
on
on
cross-on
cross-on
High Tide
1:11AM3.75m
1:39PM3.50m
2:15AM3.37m
2:52PM3.24m
Low Tide
7:09PM1.06m
7:57AM1.23m
8:33PM1.30m
9:32AM1.45m
rain showers
cloud
light rain
mod rain
mod rain
light rain
cloud
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:30
6:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:00
7:59
7:57
 mm
1
1
10
8
2
Temp °C
17
17
17
17
16
15
15
15
17
17
15
14
14
14
14
15
15
14
13
Feels °C
14
13
13
15
14
9
9
8
11
11
9
9
10
11
12
13
13
12
11
  • 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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