Aberffraw surfForecast / Wales – Anglesy / UK

information circle48hr Weather and Surf, issued 6 pm Wednesday 20 May 2026 BST
Forecast update in hr  min  s Forecast update imminent
Aberffraw surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Aberffraw sea temperature is
11.5° C
(Which is slightly warmer than usual)

How big are the waves at Aberffraw today?

The current surf forecast for Aberffraw at 1AM is: 1.1m 6s primary swell from a Southwest direction and 0.4m 10s secondary swell from a Southwest direction (forecast issued at 06:00pm May 20). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (21 May)4.5ft (1.4m)6s
Afternoon (21 May)3.5ft (1.1m)6s
Evening (21 May)2.5ft (0.8m)7s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 2mm), mostly falling on Wed night. Very mild (max 17°C on Thu night, min 12°C on Wed afternoon). Winds decreasing (fresh winds from the SW on Wed afternoon, light winds from the S by Fri night).

Wed
20
Thursday
21
Friday
22
Sat
23
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
1 AM
4 AM
7 AM
10 AM
1 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.6
SW
6
1.5
SW
6
1.4
SW
6
1.1
SW
6
0.8
SW
8
1.4
SW
6
1.4
SW
6
1.2
SW
6
1.1
SW
6
0.9
SW
7
0.8
SW
7
0.8
SW
7
0.9
SW
4
0.8
SSW
5
0.9
SSW
6
0.9
SW
7
0.8
SW
7
0.9
SW
10
0.9
SW
10
0.9
SW
10
0.7
SW
10
0.5
SW
10
0.5
SW
10
0.5
SW
10
Wave Graph
Metric surfscale
Energy kJ
200
161
146
86
75
122
135
105
85
75
75
64
29
36
55
75
62
157
151
145
96
48
47
46
Wind (km/h)
35
SW
30
SSW
25
S
20
S
30
S
25
S
30
S
25
SSW
25
SSW
15
SSW
15
SSE
20
SSE
20
S
20
S
20
S
25
SSW
25
SSW
20
SSW
15
S
20
SSW
15
S
10
S
10
SSW
15
SW
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
High Tide
00:50AM4.04m
1:31PM3.54m
1:49AM3.84m
2:41PM3.27m
2:59AM3.64m
Low Tide
7:26PM0.43m
8:01AM0.17m
8:20PM0.68m
9:00AM0.39m
9:18PM0.91m
10:05AM0.59m
part cloud
cloud
cloud
cloud
light rain
light rain
cloud
cloud
part cloud
cloud
clear
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:09
5:09
5:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:16
9:19
9:20
9:22
1
1
Temp °C
12
12
12
12
12
12
13
14
15
15
16
17
16
15
14
16
15
15
14
14
13
13
14
15
5
7
7
8
7
7
8
10
10
12
14
14
12
12
10
13
11
12
12
12
11
11
12
13
Swell 1
Height (m)
Direction
Period (s)
0.7
SW
8
0.4
SW
10
0.8
SW
8
0.1
W
15
0.1
W
15
0.1
W
15
0.9
SW
7
0.8
SW
7
0.1
W
15
0.1
W
14
0.4
SW
9
0.4
SW
8
0.4
SW
10
0.4
SW
11
0.9
SW
10
0.9
SW
10
0.9
SW
10
0.7
SW
10
0.5
SW
10
0.5
SW
10
0.5
SW
10
Energy kJ
70
24
75
5
4
4
75
75
4
4
21
16
28
29
157
151
145
96
48
47
46
Swell 2
Height (m)
Direction
Period (s)
0.1
W
15
0.1
W
15
0.1
W
15
0.1
W
15
0.3
WSW
10
0.4
SW
4
0.4
SW
4
0.2
WSW
4
Energy kJ
4
4
4
4
21
4
4
1
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
1.6
SW
6
1.5
SW
6
1.4
SW
6
1.1
SW
6
1.2
SSW
5
1.4
SW
6
1.4
SW
6
1.2
SW
6
1.1
SW
6
0.8
SW
7
0.9
SW
4
0.8
SSW
5
0.9
SSW
6
0.9
SW
7
0.8
SW
7
0.4
SW
4
Energy kJ
200
161
146
86
67
122
135
105
85
64
29
36
55
75
62
6
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
2
2
1
1
1
1
1
1
2
1
1
1
1
1
1
1
Distance (km)
248
248
84
101
244
244
221
175
177
177
41
113
175
44
175
40
181
40
57
40
40
40
113
40
Best forecast wave conditions in Anglesy
Rating
(10 max)
Best forecast wave conditions in United Kingdom
Rating
(10 max)
2
4
3
3
4
3
3
3
3
3
3
2
3
3
3
3
3
3
3
3
2
2
2
2
Header Global
Rating
(10 max)
4
5
5
5
5
5
5
5
5
5
4
4
5
7
8
7
6
5
5
5
5
6
8
9
  • 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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