Llangennith Surf Break

Lat Long: 51.59° N 4.30° W

Llangennith 48 hour detailed Surf Forecast

Issued: 12 am 12 Aug 2026 (local time)

Forecast update in  hr  min

Today's Llangennith sea temperature is
19.6° C
3.3° 

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


How big are the waves at Llangennith today (12 Aug):

  • Morning surf: Morning surf (12 Aug, local time) - 2ft (0.6m), 10s period with WSW swell.
  • Afternoon surf: Afternoon surf (12 Aug, local time) - 2.5ft (0.7m), 10s period with WSW swell.
  • Evening surf: Evening surf (12 Aug, local time) - 3ft (0.9m), 9s period with WSW swell.

The current surf forecast for Llangennith at 4AM is: 0.5m 11s primary swell from a West direction and 0.1m 6s secondary swell from a Southwest direction (forecast issued at 12:00am August 12). An open ocean swell of 0.3m 2s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (BST) & DateWave HeightWave Period
Morning (12 Aug)2ft (0.6m)10s
Afternoon (12 Aug)2.5ft (0.7m)10s
Evening (12 Aug)3ft (0.9m)9s

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


Short Range Forecast

Mostly dry. Warm (max 31°C on Wed afternoon, min 18°C on Tue night). Wind will be generally light.

Wednesday
12
Thursday
13
Friday
14
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
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
1
1
1
0
0
0
0
1
1
1
1
1
0
0
0
0
1
1
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
Height Map
Wave
Height (m)
Direction
Period (s)
0.4
WSW
11
0.5
W
11
0.5
WSW
10
0.6
WSW
10
0.7
WSW
10
0.7
WSW
10
0.7
WSW
9
0.9
WSW
9
0.9
WSW
9
0.9
WSW
9
0.9
WSW
10
0.9
WSW
10
0.9
WSW
10
1
W
10
0.9
WSW
10
0.8
WSW
10
0.8
WSW
10
0.8
WSW
9
0.8
WSW
9
0.8
WSW
9
0.8
WSW
9
0.7
WSW
9
0.7
WSW
8
0.7
WSW
8
Wave Graph
Metric surfscale
Energy kJ
41
61
62
78
100
96
88
119
119
149
159
184
180
200
173
128
123
115
110
108
106
80
72
67
Wind (km/h)
10
ESE
20
ESE
15
E
20
ESE
20
ESE
15
SE
15
W
5
WNW
0
SSW
0
NE
5
NNE
5
WNW
20
WSW
25
W
25
WNW
15
WNW
10
WNW
10
W
10
W
15
NW
20
W
15
NW
20
NNW
25
N
Wind State
off
off
off
cross-off
cross-off
cross-off
on
glassy
glassy
glassy
cross-off
cross-on
on
on
on
on
on
on
on
cross-on
on
cross-on
cross
cross
High Tide
6:35AM7.89m
6:57PM8.42m
7:21AM8.31m
7:41PM8.80m
8:04AM8.54m
8:23PM8.94m
Low Tide
00:26AM0.80m
12:45PM0.69m
1:13AM0.33m
1:30PM0.31m
1:56AM0.05m
2:10PM0.12m
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
cloud
clear
clear
part cloud
part cloud
part cloud
clear
part cloud
clear
part cloud
cloud
cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:56
5:58
5:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:45
8:44
8:43
 mm
Temp °C
20
18
18
21
27
31
28
25
24
22
22
24
24
26
22
19
18
18
18
19
21
20
20
17
Feels °C
17
14
14
17
23
28
26
25
25
23
22
23
21
23
20
19
19
19
19
19
20
19
17
14
  • 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 Llangennith 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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