Llangennith Surf Break

Lat Long: 51.59° N 4.30° W

Llangennith 48 hour detailed Surf Forecast

Issued: 6 pm 19 Sep 2026 (local time)

Forecast update in  hr  min

Today's Llangennith sea temperature is
18.0°C
2.5° 

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 Sep):

  • Afternoon surf: Afternoon surf (19 Sep, local time) - 6.5ft (2.0m), 8s period with WSW swell.
  • Evening surf: Evening surf (19 Sep, local time) - 6ft (1.9m), 7s period with WSW swell.

The current surf forecast for Llangennith at 10PM is: 1.8m 7s primary swell from a West-southwest direction and 0.1m 14s secondary swell from a Southwest direction (forecast issued at 06:00pm September 19). The wind direction is predicted to be onshore.

Time (BST) & DateWave HeightWave Period
Morning (19 Sep)--
Afternoon (19 Sep)6.5ft (2.0m)8s
Evening (19 Sep)6ft (1.9m)7s

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


Short Range Forecast

Mostly dry. Very mild (max 18°C on Tue morning, min 13°C on Sun morning). Winds decreasing (fresh winds from the WSW on Sat afternoon, calm by Sun night).

Sat
19
Sunday
20
Monday
21
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
1
1
1
1
1
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)
2
WSW
8
1.9
WSW
7
1.8
WSW
7
1.7
WSW
7
1.4
WSW
7
1.1
WSW
7
1.1
WSW
7
1
WSW
7
0.9
WSW
7
0.9
WSW
7
0.8
WSW
7
0.7
WSW
7
0.6
WSW
7
0.5
WSW
7
0.5
WSW
7
0.5
WSW
7
0.5
WSW
7
0.5
W
7
0.4
WSW
7
Wave Graph
Metric surfscale
Energy kJ
464
376
312
262
168
111
118
105
94
78
73
54
40
28
28
28
28
25
16
Wind (km/h)
35
WSW
30
WSW
30
W
25
W
20
WNW
20
NW
15
NW
15
NW
10
WNW
10
WNW
5
NNW
5
NE
0
ENE
0
ESE
5
SW
10
SW
10
W
5
W
5
NW
Wind State
on
on
on
on
cross-on
cross-on
cross-on
cross-on
on
on
cross
glassy
glassy
glassy
glassy
cross-on
on
on
cross-on
High Tide
00:42AM5.44m
1:27PM5.41m
2:25AM5.26m
3:14PM5.52m
Low Tide
6:18PM2.98m
6:58AM3.22m
8:06PM3.24m
8:54AM3.23m
9:47PM2.97m
part cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:58
7:00
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:22
7:21
7:19
 mm
Temp °C
17
16
16
15
15
14
13
14
15
14
13
13
13
13
14
15
17
17
17
Feels °C
12
11
11
11
12
11
10
11
13
12
11
11
12
12
13
14
16
17
17
  • 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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