Llangennith surfForecast / Wales – Gower / UK

information circle48hr Weather and Surf, issued 12 am Thursday 21 May 2026 BST
Forecast update in hr  min  s Forecast update imminent
Llangennith surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Llangennith sea temperature is
12.8° C
(Which is 1.3°C warmer than normal for this time of year)

How big are the waves at Llangennith today?

The current surf forecast for Llangennith at 9AM is: 1.8m 12s primary swell from a Southwest direction and 1.4m 8s secondary swell from a Southwest direction, 0.9m 11s secondary swell from a West-southwest direction (forecast issued at 12:00am May 21). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (21 May)6ft (1.8m)12s
Afternoon (21 May)5ft (1.5m)8s
Evening (21 May)4.5ft (1.3m)9s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 18°C on Thu afternoon, min 12°C on Wed night). Wind will be generally light.

Thursday
21
Friday
22
Saturday
23
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
0
0
1
2
2
1
1
1
2
3
2
3
2
2
2
2
2
2
2
1
1
0
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.8
WSW
12
1.9
SW
12
1.7
WSW
12
1.4
SW
8
1.6
WSW
8
1.5
WSW
9
1.3
WSW
9
1.3
WSW
9
1.3
WSW
10
1.5
WSW
10
1.6
WSW
10
1.6
WSW
11
1.6
WSW
11
1.6
WSW
11
1.5
WSW
11
1.4
WSW
10
1.3
WSW
10
1.3
WSW
10
1.2
WSW
10
1.2
WSW
10
1.2
WSW
10
1.1
WSW
10
1.1
WSW
10
1
WSW
10
Wave Graph
Metric surfscale
Energy kJ
920
1012
763
247
343
316
292
312
332
439
520
560
560
560
480
426
367
338
286
281
281
218
205
175
Wind (km/h)
25
S
25
SSW
20
SSW
20
SSW
10
SSW
10
SE
10
SE
25
ESE
20
SE
20
SE
15
SE
15
SSE
10
SSW
5
SW
0
WNW
5
WNW
0
NNE
0
WSW
5
N
5
WNW
10
W
10
W
10
WNW
10
NNW
cross
cross
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-on
glassy
on
glassy
glassy
glassy
on
on
on
on
cross-on
High Tide
10:23AM7.58m
10:48PM7.65m
11:19AM7.04m
11:47PM7.17m
12:23PM6.58m
Low Tide
4:06AM0.84m
4:27PM1.25m
5:05AM1.34m
5:28PM1.73m
6:12AM1.77m
6:37PM2.10m
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
clear
cloud
part cloud
cloud
cloud
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:16
5:16
5:13
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:09
9:12
9:13
Temp °C
12
13
13
14
16
16
18
16
15
15
14
14
16
17
16
15
15
15
14
16
17
18
18
17
8
9
10
11
14
15
17
12
11
12
11
12
15
17
17
15
15
16
14
16
15
16
16
16
Swell 1
Height (m)
Direction
Period (s)
1.8
WSW
12
1.7
WSW
12
1.7
WSW
12
1.4
SW
8
1.6
WSW
8
1.5
WSW
9
1.3
WSW
9
1.3
WSW
9
1.3
WSW
10
1.5
WSW
10
1.6
WSW
10
1.6
WSW
11
1.6
WSW
11
1.6
WSW
11
1.5
WSW
11
1.4
WSW
10
1.3
WSW
10
1.3
WSW
10
1.2
WSW
10
1.2
WSW
10
1.2
WSW
10
1.1
WSW
10
1.1
WSW
10
1
WSW
10
Energy kJ
920
754
763
247
343
316
292
312
332
439
520
560
560
560
480
426
367
338
286
281
281
218
205
175
Swell 2
Height (m)
Direction
Period (s)
0.9
WSW
11
0.1
SW
15
0.1
SW
15
0.1
SW
15
0.1
SW
15
0.1
SW
14
0.3
WSW
12
0.1
SW
16
0.1
SW
14
Energy kJ
191
9
9
9
9
8
29
10
8
Swell 3
Height (m)
Direction
Period (s)
0.1
SW
15
Energy kJ
9
Wind waves
Height (m)
Direction
Period (s)
1.9
SW
12
0.4
SE
3
0.5
SE
3
0.2
ESE
3
Energy kJ
1012
2
5
1
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
2
2
1
1
1
1
3
1
2
2
2
2
2
2
1
1
1
1
1
Distance (km)
63
67
67
67
2
0
0
39
2
2
2
0
2
12
0
4
0
0
0
4
4
4
4
1
Best forecast wave conditions in Wales - Gower
Rating
(10 max)
2
2
2
1
1
1
3
2
2
2
2
2
2
2
1
1
1
1
1
Best forecast wave conditions in United Kingdom
Rating
(10 max)
4
3
3
2
3
3
3
2
2
3
3
3
3
3
3
3
3
2
2
2
2
2
2
1
Header Global
Rating
(10 max)
5
5
5
5
5
4
5
4
4
5
7
8
7
6
5
5
6
7
7
8
8
7
6
6
  • 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

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