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Trearddur Bay (Holy Island) Surf Forecast
/ Wales – Anglesy (10 surf breaks) /
Trearddur Bay (Holy Island) surfForecast / Wales – Anglesy / UK
12 Day Weather and Surf, issued 11 am Sunday 22 Dec 2024 GMT
Best Forecast Surf Conditions for Trearddur Bay (Holy Island) this week:
The most powerful waves expected at Trearddur Bay (Holy Island) in the next 12 days are 4.0m 8s and forecast to arrive on Sunday (Dec 22) at 3PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 4.0m 9s period and expected on Sunday (Dec 22) at 6PM.
| Wave Type | Time (GMT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 3PM (Sun 22nd Dec) | 13ft (4.0m) 8s |
Table - best surf conditions forecast for Trearddur Bay (Holy Island) over the next 12 days.
Sunday 22 | Monday 23 | Tuesday 24 | Wednesday 25 | Thursday 26 | Friday 27 | Saturday 28 | Sunday 29 | Monday 30 | Tuesday 31 | Wednesday 01 | Thursday 02 | |||||||||||||||||||||||||
| 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) (?) | 8 | 8 | 9 | 6 | 4 | 5 | 6 | 4 | 3 | 5 | 5 | 4 | 4 | 4 | 12 | 11 | 11 | 10 | 4 | 5 | 4 | 4 | 4 | 4 | 5 | 5 | 8 | 9 | 9 | 9 | 9 | 10 | 12 | 11 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||||||||||||||
| Energy (?) | 1263 | 2265 | 12 | 188 | 16 | 31 | 30 | 14 | 7 | 72 | 44 | 35 | 14 | 7 | 6 | 5 | 2 | 2 | 16 | 41 | 14 | 19 | 32 | 34 | 41 | 37 | 1391 | 2206 | 693 | 225 | 225 | 341 | 455 | 268 | 189 | 106 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross- on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | on | glass | cross- off | glass | cross- on | cross- on | cross- on | cross- on | cross- on | cross- off | cross- off | cross | cross- on | cross- on | cross- on | cross- on | cross | cross- off | cross- off | cross | cross- on | cross- off | cross- off | off |
High Tide / height (m) | 3:04PM 4.84 | 3:46AM 4.40 | 3:59PM 4.65 | 4:47AM 4.32 | 5:03PM 4.53 | 5:55AM 4.35 | 6:12PM 4.52 | 6:57AM 4.48 | 7:15PM 4.60 | 7:49AM 4.67 | 8:07PM 4.73 | 8:33AM 4.89 | 8:51PM 4.88 | 9:13AM 5.11 | 9:32PM 5.02 | 9:51AM 5.30 | 10:12PM 5.14 | 10:28AM 5.46 | 10:51PM 5.22 | 11:06AM 5.61 | 11:31PM 5.28 | 11:45AM 5.67 | 12:11AM 5.28 | |||||||||||||
Low Tide / height (m) | 9:35PM 1.90 | 9:43AM 2.31 | 10:35PM 2.04 | 10:47AM 2.41 | 11:39PM 2.09 | 11:57AM 2.40 | 12:41AM 2.05 | 1:00PM 2.28 | 1:33AM 1.94 | 1:53PM 2.09 | 2:18AM 1.81 | 2:38PM 1.87 | 2:57AM 1.66 | 3:18PM 1.65 | 3:35AM 1.52 | 3:58PM 1.44 | 4:13AM 1.40 | 4:37PM 1.27 | 4:51AM 1.28 | 5:16PM 1.09 | 5:30AM 1.23 | 5:57PM 1.01 | ||||||||||||||
Sunday 22 | Monday 23 | Tuesday 24 | Wednesday 25 | Thursday 26 | Friday 27 | Saturday 28 | Sunday 29 | Monday 30 | Tuesday 31 | Wednesday 01 | Thursday 02 | |||||||||||||||||||||||||
| Sunrise | 8:30 | - | - | 8:32 | - | - | 8:32 | - | - | 8:32 | - | - | 8:33 | - | - | 8:33 | - | - | 8:33 | - | - | 8:33 | - | - | 8:33 | - | - | 8:33 | - | - | 8:33 | - | - | 8:33 | - | - |
| Sunset | - | 4:01 | - | - | 4:02 | - | - | 4:04 | - | - | 4:04 | - | - | 4:05 | - | - | 4:06 | - | - | 4:07 | - | - | 4:07 | - | - | 4:08 | - | - | 4:08 | - | - | 4:09 | - | - | 4:10 | - |
 |  |  |  | |  | | | | | | | | | | |  |  | | | | | | | | | |  | |  | | |  | | | | |
Rain (mm) | 2 | - | - | - | 3 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | 2 | 20 | 21 | 7 | - | - | - | - | 2 | - |
| Temp. °C | 8 | 7 | 8 | 7 | 9 | 12 | 13 | 12 | 10 | 10 | 11 | 12 | 11 | 11 | 11 | 12 | 12 | 11 | 8 | 9 | 10 | 8 | 8 | 7 | 8 | 9 | 10 | 9 | 7 | 6 | 6 | 6 | 5 | 4 | 3 | 5 |
| Feels °C (?) | -7 | -7 | -4 | 0 | 5 | 9 | 10 | 10 | 3 | 3 | 5 | 9 | 9 | 11 | 10 | 12 | 10 | 8 | 3 | 4 | 7 | 2 | 4 | 5 | 1 | 0 | 0 | -3 | 2 | -7 | -3 | -1 | -2 | -1 | -4 | 0 |
Short Range Forecast: Light rain (total 6mm), mostly falling on Mon afternoon. Very mild (max 13°C on Tue morning, min 6°C on Sun morning). Winds decreasing (gales from the NW on Sun morning, light winds from the SW by Tue afternoon). | Days 3-6 Weather Summary Mostly dry. Very mild (max 12°C on Wed night, min 8°C on Fri night). Winds decreasing (fresh winds from the SSW on Wed morning, calm by Thu afternoon). | Days 6-9 Weather Summary Light rain (total 3mm), mostly falling on Mon night. Very mild (max 10°C on Sat night, min 6°C on Sun night). Winds increasing (calm on Sun night, near gales from the S by Mon night). | Long Range Forecast: Heavy rain (total 51mm), heaviest during Tue morning. Mild temperatures (max 9°C on Tue morning, min 2°C on Thu afternoon). Winds decreasing (near gales from the S on Tue morning, light winds from the SW by Wed afternoon). | |||||||||||||||||||||||||||||||||
- 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 Trearddur 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 Trearddur Bay (Holy Island) Surf forecast
The above surf forecast table for Trearddur 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 Trearddur Bay (Holy Island) can be found by selecting the local surf guide option on the grey menu. Our Trearddur 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 (Trearddur 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 Trearddur 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 Trearddur Bay (Holy Island), camping, hotels and holiday cottages in Anglesy, consider staying in Holyhead which is 4 km (2 miles) away. Other places in and around Anglesy where you can find information about places to rent, and car hire include Anglesey which is 7 km (4 miles) away, Bangor, Porthmadog and Llandudno.
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