Llangennith Surf Break

Lat Long: 51.59° N 4.30° W

Llangennith 48 hour detailed Surf Forecast

Issued: 6 pm 18 Aug 2026 (local time)

Forecast update in  hr  min

Today's Llangennith sea temperature is
20.6° C
4.2° 

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 (19 Aug):

  • Afternoon surf: Afternoon surf (19 Aug, local time) - 3.5ft (1.0m), 6s period with WSW swell.
  • Evening surf: Evening surf (19 Aug, local time) - 3.5ft (1.0m), 6s period with WSW swell.

The current surf forecast for Llangennith at 12AM is: 1.1m 6s primary swell from a West-southwest direction and 0.1m 17s secondary swell from a Southwest direction (forecast issued at 06:00pm August 18). The wind direction is predicted to be onshore.

Time (BST) & DateWave HeightWave Period
Morning (19 Aug)--
Afternoon (19 Aug)3.5ft (1.0m)6s
Evening (19 Aug)3.5ft (1.0m)6s

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


Short Range Forecast

Light rain (total 6mm), mostly falling on Tue night. Very mild (max 18°C on Tue afternoon, min 13°C on Thu night). Winds decreasing (fresh winds from the W on Wed afternoon, light winds from the NNE by Fri morning).

Tue
18
Wednesday
19
Thursday
20
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
1
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
WSW
6
1
WSW
6
1
WSW
6
1.1
WSW
6
1.3
W
6
1
W
6
0.8
WSW
6
0.9
WSW
6
1.2
W
5
1.3
WSW
6
1.6
WSW
6
1.7
WSW
7
1.6
WSW
7
1.6
WSW
7
1.6
WSW
7
1.4
WSW
8
1.4
W
7
1.1
WSW
9
1
WSW
9
Wave Graph
Metric surfscale
Energy kJ
85
85
85
98
132
78
43
50
78
109
212
293
284
284
259
226
215
202
173
Wind (km/h)
25
WSW
20
WSW
20
W
10
WNW
15
W
15
W
20
W
20
WSW
30
W
25
WSW
25
WSW
20
W
20
WNW
15
WNW
20
NW
25
NW
25
NW
20
N
15
N
Wind State
on
on
on
on
on
on
on
on
on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross
cross
High Tide
10:54PM7.30m
11:13AM6.91m
11:35PM6.64m
11:56AM6.32m
Low Tide
4:38PM1.28m
4:59AM1.59m
5:17PM1.85m
5:39AM2.19m
6:04PM2.43m
cloud
cloud
cloud
light rain
clear
cloud
clear
clear
clear
clear
rain showers
rain showers
rain showers
cloud
part cloud
rain showers
clear
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:07
6:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:35
8:31
8:30
 mm
1
1
1
1
1
Temp °C
18
18
17
16
15
16
17
17
18
17
16
16
15
15
16
16
18
18
15
Feels °C
14
15
14
15
13
14
15
13
12
13
12
13
12
12
13
12
13
15
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 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.


Nearest locationNearest