Llandanwg Surf Break

Lat Long: 52.83° N 4.13° W

Llandanwg 48 hour detailed Surf Forecast

Issued: 6 pm 25 Aug 2026 (local time)

Forecast update in  hr  min

Today's Llandanwg sea temperature is
19.1°C
3.4° 

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 (26 Aug):

  • Afternoon surf: Afternoon surf (26 Aug, local time) - 0.5ft (0.1m), 13s period with W swell.
  • Evening surf: Evening surf (26 Aug, local time) - 0.5ft (0.1m), 13s period with W swell.

The current surf forecast for Llandanwg at 12AM is: 0.1m 8s primary swell from a Southwest direction (forecast issued at 06:00pm August 25). An open ocean swell of 0.5m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (BST) & DateWave HeightWave Period
Morning (26 Aug)--
Afternoon (26 Aug)0.5ft (0.1m)13s
Evening (26 Aug)0.5ft (0.1m)13s

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


Short Range Forecast

Heavy rain (total 30mm), heaviest during Thu night. Warm (max 23°C on Tue afternoon, min 15°C on Thu night). Winds increasing (calm on Wed afternoon, fresh winds from the SW by Thu night).

Tue
25
Wednesday
26
Thursday
27
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)
0.1
W
13
0.1
W
13
0.1
W
13
0.1
SW
8
0.1
W
13
0.1
W
13
0.1
SW
8
0.1
SW
8
0.1
SW
8
0.1
SW
8
0.1
SW
7
0.1
W
12
0.1
W
12
0.1
W
12
0.1
W
12
0.4
SW
3
Wave Graph
Metric surfscale
Energy kJ
3
3
3
3
3
3
3
3
2
2
2
3
3
3
0
0
3
0
2
Wind (km/h)
15
ESE
15
NE
30
E
20
E
15
ENE
15
E
15
E
10
ESE
0
E
5
NNE
10
ENE
15
ENE
15
E
15
E
15
E
10
ENE
10
S
15
SW
20
SW
Wind State
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-on
on
on
High Tide
7:39PM3.59m
7:57AM3.49m
8:13PM3.91m
8:30AM3.74m
8:44PM4.19m
Low Tide
2:15PM1.07m
2:43AM0.84m
2:50PM0.80m
3:17AM0.57m
3:23PM0.57m
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
thunderstorm
thunderstorm
clear
part cloud
light rain
part cloud
cloud
light rain
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:15
6:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:22
8:20
8:16
 mm
1
1
1
2
3
4
4
Temp °C
23
22
20
18
16
16
17
21
23
21
19
18
17
17
19
18
17
17
17
Feels °C
20
19
15
14
14
14
16
21
24
22
18
17
16
16
18
19
17
16
15
  • 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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