Rhosneigr surfForecast / Wales – Anglesy / UK

information circle48hr Weather and Surf, issued 6 pm Sunday 17 May 2026 BST
Forecast update in hr  min  s Forecast update imminent
Rhosneigr surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Rhosneigr sea temperature is
11.1° C
(Which is normal for this time of year)

How big are the waves at Rhosneigr today?

The current surf forecast for Rhosneigr at 9PM is: 1.2m 5s primary swell from a Southwest direction (forecast issued at 06:00pm May 17). The wind direction is predicted to be onshore.

Time (BST) & DateWave HeightWave Period
Morning (17 May)--
Afternoon (17 May)3.5ft (1.0m)4s
Evening (17 May)4ft (1.2m)5s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 19mm), heaviest on Mon night. Very mild (max 12°C on Mon night, min 8°C on Sun night). Winds increasing (light winds from the W on Sun night, strong winds from the SSW by Tue afternoon).

Sun
17
Monday
18
Tuesday
19
Wed
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
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
SW
4
1.2
SW
5
1.2
SW
5
1.2
SW
6
1
SW
6
0.9
SW
6
0.7
SW
6
0.6
SW
6
0.7
SSW
6
0.8
SSW
4
0.9
SSW
4
1.2
SSW
5
1.8
S
6
1.8
SSW
7
1.6
SSW
7
1.8
SSW
6
2.2
SSW
7
2.5
SW
7
2.5
SW
8
2.4
SW
8
2.1
SW
8
2
SW
8
1.8
SW
6
1.6
SW
7
Wave Graph
Metric surfscale
Energy kJ
39
66
77
86
66
56
42
34
37
16
28
84
267
316
237
265
450
684
703
681
533
494
255
268
Wind (km/h)
30
SW
25
SW
25
SW
20
SW
10
WSW
10
W
10
SW
15
SSW
20
SSW
20
S
25
SSE
25
SE
30
SSE
30
S
35
S
35
SSW
45
SSW
45
SSW
40
SW
35
SW
30
SW
30
SW
30
SW
35
SSW
on
on
on
on
cross-on
cross-on
on
on
cross-on
cross-on
cross-on
cross
cross
cross-on
cross-on
on
on
on
on
on
on
on
on
on
High Tide
10:24PM4.29m
10:49AM4.27m
11:09PM4.30m
11:39AM4.11m
11:57PM4.21m
12:31PM3.85m
Low Tide
5:00PM-0.03m
5:24AM-0.11m
5:47PM0.04m
6:14AM-0.11m
6:36PM0.21m
7:05AM-0.01m
rain showers
light rain
part cloud
light rain
rain showers
rain showers
light rain
clear
cloud
cloud
light rain
light rain
light rain
rain showers
light rain
rain showers
part cloud
cloud
cloud
rain showers
rain showers
cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:15
5:13
5:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:13
9:14
9:15
9:17
1
1
1
1
1
1
1
3
2
3
1
1
1
1
Temp °C
10
9
10
8
9
9
9
10
11
11
10
10
11
12
12
12
12
12
12
11
11
11
12
12
4
4
4
3
6
6
6
6
6
6
5
5
5
7
6
5
4
4
4
4
5
5
6
6
Swell 1
Height (m)
Direction
Period (s)
0.2
NNW
4
0.1
SW
12
1
SW
6
0.9
SW
6
0.7
SW
6
0.6
SW
6
0.2
SSW
6
0.8
SW
5
1.1
SW
6
0.3
SW
16
0.4
SW
14
0.3
SW
13
Energy kJ
2
6
66
56
42
34
4
40
91
40
52
26
Swell 2
Height (m)
Direction
Period (s)
0.1
SW
12
0.4
WNW
4
0.1
W
12
0.3
NW
4
0.2
WNW
3
Energy kJ
6
7
3
2
1
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
1
SW
4
1.2
SW
5
1.2
SW
5
1.2
SW
6
0.4
NW
4
0.4
NW
4
0.7
SSW
6
0.8
SSW
4
0.9
SSW
4
1.2
SSW
5
1.8
S
6
1.8
SSW
7
1.6
SSW
7
1.8
SSW
6
2.2
SSW
7
2.5
SW
7
2.5
SW
8
2.4
SW
8
2.1
SW
8
2
SW
8
1.8
SW
6
1.6
SW
7
Energy kJ
39
66
77
86
4
3
37
16
28
84
267
316
237
265
450
684
703
681
533
494
255
268
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
3
2
Distance (km)
242
242
242
242
46
46
46
46
257
257
257
315
283
250
257
283
279
277
253
259
259
259
381
381
Best forecast wave conditions in Anglesy
Rating
(10 max)
Best forecast wave conditions in United Kingdom
Rating
(10 max)
4
4
4
4
3
3
3
3
2
2
2
1
2
2
1
1
1
2
2
3
3
1
3
4
Header Global
Rating
(10 max)
8
6
4
4
5
7
5
4
5
4
4
4
4
4
4
4
4
4
4
4
5
4
4
5
  • 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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