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Silver Bay (Holy Island) Surf Forecast
/ Wales – Anglesy (10 surf breaks) /
Silver Bay (Holy Island) surfForecast / Wales – Anglesy / UK
12 Day Weather and Surf, issued 11 am Saturday 29 Mar 2025 GMT
Best Forecast Surf Conditions for Silver Bay (Holy Island) this week:
The surf forecast for Silver Bay (Holy Island) over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Apr 05) at 7PM. The primary swell is predicted to be 0.6m and 12s period with a secondary swell of 0.3m and 8s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Silver Bay (Holy Island) in the next 12 days are 2.4m 7s and forecast to arrive on Saturday (Mar 29) at 6PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.7m 6s period and expected on Sunday (Mar 30) at 4PM.
| Wave Type | Time (GMT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7PM (Sat 5th Apr) | 2ft (0.6m) 12s |
| Best Surf | 7PM (Sat 5th Apr) | 2ft (0.6m) 12s |
| Most Powerful | 6PM (Sat 29th Mar) | 8ft (2.4m) 7s |
Table - best surf conditions forecast for Silver Bay (Holy Island) over the next 12 days.
Saturday 29 | Sunday 30 | Monday 31 | Tuesday 01 | Wednesday 02 | Thursday 03 | Friday 04 | Saturday 05 | Sunday 06 | Monday 07 | Tuesday 08 | Wednesday 09 | |||||||||||||||||||||||||
| AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Rating (10 max) | ||||||||||||||||||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  |  |  |  |  |  | ||||||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||||||||||||||
| Period(s) (?) | 4 | 6 | 6 | 6 | 6 | 6 | 3 | 3 | 15 | 13 | 6 | 4 | 8 | 8 | 6 | 6 | 6 | 4 | 5 | 4 | 9 | 14 | 13 | 11 | 10 | 10 | 9 | 9 | 8 | 8 | 7 | 7 | 11 | 10 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||||||||||||||
| Energy (?) | 18 | 341 | 176 | 143 | 18 | 8 | 3 | 2 | 9 | 7 | 7 | 3 | 6 | 1 | 1 | 1 | 1 | 0 | 0 | 1 | 1 | 33 | 109 | 126 | 102 | 98 | 84 | 59 | 45 | 40 | 21 | 14 | 97 | 80 | 71 | 61 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | cross- on | cross | cross | cross- on | cross- on | on | cross- on | cross- off | glass | cross- off | cross- off | off | off | off | off | cross- off | cross- off | cross- off | off | cross- off | cross- off | cross- off | on | on | off | cross- off | glass | cross- off | on | glass | cross | glass | cross | glass |
High Tide / height (m) | 9:58AM 5.96 | 10:24PM 5.73 | 10:39AM 6.12 | 11:04PM 5.80 | 11:21AM 6.13 | 11:44PM 5.75 | 12:06PM 5.97 | 12:27AM 5.59 | 12:53PM 5.67 | 1:13AM 5.32 | 1:45PM 5.25 | 2:05AM 4.98 | 2:48PM 4.79 | 3:12AM 4.65 | 4:09PM 4.42 | 4:42AM 4.45 | 5:50PM 4.32 | 6:19AM 4.53 | 7:12PM 4.49 | 7:30AM 4.78 | 8:07PM 4.72 | 8:20AM 5.03 | 8:47PM 4.92 | |||||||||||||
Low Tide / height (m) | 4:09PM 0.17 | 4:26AM 0.33 | 4:50PM 0.08 | 5:08AM 0.24 | 5:32PM 0.18 | 5:51AM 0.31 | 6:16PM 0.45 | 6:37AM 0.55 | 7:03PM 0.87 | 7:28AM 0.91 | 7:54PM 1.37 | 8:27AM 1.34 | 8:55PM 1.87 | 9:42AM 1.72 | 10:15PM 2.23 | 11:15AM 1.88 | 11:51PM 2.28 | 12:42PM 1.74 | 1:08AM 2.06 | 1:44PM 1.47 | 2:02AM 1.76 | 2:30PM 1.22 | 2:43AM 1.48 | |||||||||||||
Saturday 29 | Sunday 30 | Monday 31 | Tuesday 01 | Wednesday 02 | Thursday 03 | Friday 04 | Saturday 05 | Sunday 06 | Monday 07 | Tuesday 08 | Wednesday 09 | |||||||||||||||||||||||||
| Sunrise | 6:00 | - | - | 5:58 | - | - | 5:54 | - | - | 5:52 | - | - | 5:50 | - | - | 5:48 | - | - | 5:46 | - | - | 5:43 | - | - | 5:41 | - | - | 5:39 | - | - | 5:35 | - | - | 5:33 | - | - |
| Sunset | - | 6:46 | - | - | 6:49 | - | - | 6:50 | - | - | 6:52 | - | - | 6:53 | - | - | 6:55 | - | - | 6:58 | - | - | 6:59 | - | - | 7:00 | - | - | 7:02 | - | - | 7:05 | - | - | 7:07 | - |
 |  |  |  | | | | | | | |  | | | | | | | | | | | | |  | | | | |  | | | | | | | |
Rain (mm) | - | 3 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - |
| Temp. °C | 8 | 9 | 11 | 8 | 10 | 11 | 11 | 12 | 12 | 12 | 13 | 12 | 12 | 14 | 12 | 11 | 16 | 13 | 14 | 17 | 13 | 14 | 16 | 14 | 12 | 12 | 13 | 14 | 15 | 16 | 16 | 17 | 17 | 15 | 15 | 14 |
| Feels °C (?) | 2 | 0 | 5 | 1 | 6 | 7 | 8 | 10 | 10 | 9 | 10 | 8 | 9 | 9 | 8 | 5 | 12 | 8 | 8 | 12 | 8 | 8 | 11 | 10 | 9 | 10 | 11 | 13 | 15 | 15 | 14 | 16 | 16 | 15 | 14 | 13 |
Short Range Forecast: Light rain (total 3mm), mostly falling on Sat afternoon. Very mild (max 12°C on Mon afternoon, min 7°C on Sat night). Winds decreasing (strong winds from the SSW on Sat afternoon, calm by Mon afternoon). | Days 3-6 Weather Summary Mostly dry. Very mild (max 16°C on Thu afternoon, min 8°C on Tue night). Winds increasing (calm on Tue afternoon, fresh winds from the ENE by Thu morning). | Days 6-9 Weather Summary Mostly dry. Very mild (max 17°C on Fri afternoon, min 10°C on Fri morning). Winds decreasing (fresh winds from the ENE on Fri night, calm by Sun night). | Long Range Forecast: Some drizzle, heaviest during Mon night. Very mild (max 17°C on Tue afternoon, min 10°C on Thu morning). Wind will be generally light. | |||||||||||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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 Silver Bay (Holy Island) 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.
Information about the Silver Bay (Holy Island) Surf forecast
The above surf forecast table for Silver Bay (Holy Island) provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Silver Bay (Holy Island) can be found by selecting the local surf guide option on the grey menu. Our Silver Bay (Holy Island) 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 (Silver Bay (Holy Island)) 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 Silver Bay (Holy Island) 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 Silver Bay (Holy Island), camping, hotels and holiday cottages in Anglesy, consider staying in Anglesey which is 6 km (4 miles) away. Other places in and around Anglesy where you can find information about places to rent, and car hire include Holyhead which is 6 km (4 miles) away, Bangor, Porthmadog and Llandudno.
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