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Surf Forecasts:

Rhosneigr surfForecast / Wales – Anglesy / UK

information circle12 Day Weather and Surf, issued 11 pm Monday 16 Feb 2026 GMT
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
8.0° C
 (Which is normal for this time of year)

Best Forecast Surf Conditions for Rhosneigr this week:

The surf forecast for Rhosneigr over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Feb 17) at 9AM. The primary swell is predicted to be 0.5m and 8s period with a secondary swell of 0.2m and 13s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Rhosneigr in the next 12 days are 3.5m 8s and forecast to arrive on Sunday (Feb 22) at 3PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.5m 6s period and expected on Tuesday (Feb 17) at 6AM.

Wave TypeTime (GMT) & Date Wave Height & Period
Next good surf (1 star+) 9AM (Tue 17th Feb)1.5ft (0.5m) 8s
Best Surf 9AM (Tue 17th Feb)1.5ft (0.5m) 8s
Most Powerful 3PM (Sun 22nd Feb)11ft (3.5m) 8s

Table - best surf conditions forecast for Rhosneigr over the next 12 days.

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table

Short Range Forecast A dusting of snow on Wed night. Freezing level rising with drizzle on Thu morning. Mild temperatures (max 6°C on Mon night, min 2°C on Tue night). Winds decreasing (fresh winds from the E on Wed night, calm by Thu afternoon).

Days 3-6 Weather Summary Moderate rain (total 14mm), heaviest on Sun morning. Very mild (max 11°C on Fri afternoon, min 4°C on Thu night). Winds increasing (light winds from the S on Thu night, strong winds from the SSW by Sat night).

Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Mon
23
NightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPM
Rating
(10 max)
0
1
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.8
SW
0.5
SW
0.5
SW
1
SSE
1.8
S
1.5
S
0.6
SW
0.5
SW
0.6
SW
0.6
SW
2.3
SSW
2.4
SW
1.9
SW
2
SW
2.4
SW
2.5
SW
3
SW
3.5
SW
2.1
SW
1.1
SW
1
SW
Period(s) (?)8884779149968877788968
Wave
Graph
(?)Metric surfscale
Energy kJ (?)843433393022386597674939367549040752076110591774699101110
Wind
(km/h)
35
NNW
15
NNE
20
ENE
20
ESE
30
ESE
30
ESE
35
ENE
20
ENE
5
S
25
SSE
45
S
35
SW
45
SW
40
SW
40
SW
50
SSW
40
SSW
40
SW
45
W
30
WNW
15
SW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		offcross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		glasscross-
on		cross-
on		onononononononcross-
on		cross-
on		on
High Tide
/ height (m)
9:11PM
3.62
9:20AM
4.08
9:39PM
3.78
9:49AM
4.27
10:08PM
3.91
10:19AM
4.39
10:39PM
3.98
10:51AM
4.41
11:13PM
3.98
11:27AM
4.33
11:49PM
3.89
12:06PM
4.13
12:30AM
3.72
12:52PM
3.84
Low Tide
/ height (m)
3:37AM
0.37
4:03PM
0.11
4:11AM
0.21
4:37PM
-0.05
4:46AM
0.12
5:13PM
-0.12
5:22AM
0.12
5:49PM
-0.06
5:59AM
0.21
6:27PM
0.11
6:40AM
0.39
7:09PM
0.38
7:25AM
0.63
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Mon
23
Sunrise-7:33--7:30--7:28--7:26--7:24--7:22--7:20-
Sunset--5:31--5:32--5:35--5:37--5:38--5:40--5:43
clear
part cloud
cloud
cloud
cloud
cloud
light snow
light rain
cloud
cloud
light rain
rain showers
light rain
cloud
part cloud
light rain
light rain
cloud
rain showers
clear
part cloud
Rain (mm)
-------1--411--35-1--
Temp. °C644355344510111010101010101077
Feels °C (?)-3-1-2-3-4-3-6-12-5132231321-13
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Rhosneigr 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.

View detailed surf forecast for Rhosneigr at:
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Information about the Rhosneigr Surf forecast

The above surf forecast table for Rhosneigr provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Rhosneigr can be found by selecting the local surf guide option on the grey menu. Our Rhosneigr surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Rhosneigr) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Rhosneigr may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a holiday in Anglesy? If you are looking for accommodation near Rhosneigr, camping, hotels and holiday cottages in Anglesy, consider staying in Anglesey which is 2 km (1 miles) away. Other places in and around Anglesy where you can find information about places to rent, and car hire include Holyhead which is 12 km (7 miles) away, Bangor, Porthmadog and Llandudno.

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