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Trearddur Bay (Holy Island) Surf Forecast
/ Wales – Anglesy (10 surf breaks) /
Trearddur Bay (Holy Island) surfForecast / Wales – Anglesy / UK
48hr Weather and Surf, issued 5 am Saturday 15 Mar 2025 GMT
How big are the waves at Trearddur Bay (Holy Island) today?
The current surf forecast for Trearddur Bay (Holy Island) at 9AM is: 0.1m 13s primary swell from a Southwest direction and 0.1m 10s secondary swell from a Southwest direction (forecast issued at 05:00am March 15). An open ocean swell of 0.2m 3s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Mar) | 0.5ft (0.1m) | 13s |
| Afternoon (15 Mar) | 0.5ft (0.1m) | 14s |
| Evening (15 Mar) | 0.5ft (0.1m) | 13s |
Table - waves today at Trearddur Bay (Holy Island). (Swell directed towards the surf break)
Saturday 15 | Sunday 16 | Monday 17 | Tuesday 18 | Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | |
Rating (10 max) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Swell Height Map |    |    |    |    |    |    |    |    | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Period(s) (?) | 14 | 13 | 13 | 14 | 14 | 13 | 13 | 12 | 12 | 10 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 19 | 18 | 18 | 17 | 16 | 15 | 14 | 14 | 13 | 13 | 12 | 8 | 11 | 8 | 10 | 10 | 10 | 9 | 9 | 10 | 9 | 9 | 10 | 10 | 10 | 10 | 9 | 11 | 10 | 10 | 10 | 9 | 9 | 10 | 10 | 11 | 11 | 11 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Energy (?) | 7 | 7 | 7 | 8 | 7 | 7 | 7 | 6 | 6 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 1 | 1 | 1 | 14 | 13 | 12 | 43 | 40 | 34 | 19 | 7 | 7 | 7 | 6 | 7 | 12 | 14 | 17 | 15 | 14 | 21 | 19 | 45 | 58 | 75 | 83 | 83 | 61 | 61 | 59 | 31 | 97 | 88 | 96 | 88 | 90 | 130 | 127 | 146 | 149 | 115 | 104 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | off | cross- off | off | off | cross- off | cross- off | off | off | off | off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | glass | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | off | cross- off | cross- off | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross | cross- on |
High Tide / height (m) | 10:59AM 5.56 | 11:15PM 5.33 | 11:27AM 5.51 | 11:43PM 5.31 | 11:55AM 5.40 | 12:12AM 5.24 | 12:25PM 5.26 | 12:42AM 5.12 | 12:56PM 5.06 | 1:16AM 4.94 | 1:32PM 4.80 | 1:55AM 4.71 | 2:16PM 4.49 | 2:45AM 4.45 | ||||||||||||||||||||||||||||||||||||||||||||||
Low Tide / height (m) | 4:46AM 0.90 | 5:08PM 0.75 | 5:15AM 0.89 | 5:37PM 0.83 | 5:44AM 0.95 | 6:06PM 0.97 | 6:15AM 1.08 | 6:36PM 1.17 | 6:47AM 1.28 | 7:08PM 1.43 | 7:22AM 1.54 | 7:44PM 1.74 | 8:05AM 1.84 | 8:30PM 2.09 | 9:02AM 2.15 | |||||||||||||||||||||||||||||||||||||||||||||
Saturday 15 | Sunday 16 | Monday 17 | Tuesday 18 | Wednesday 19 | Thursday 20 | Friday 21 | Saturday 22 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Sunrise | - | - | 6:33 | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - | 6:28 | - | - | - | - | - | - | - | 6:26 | - | - | - | - | - | - | - | 6:24 | - | - | - | - | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:18 | - | - | - | - | - | - | - | 6:16 | - |
| Sunset | - | - | - | - | - | 6:21 | - | - | - | - | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:24 | - | - | - | - | - | - | - | 6:27 | - | - | - | - | - | - | - | 6:29 | - | - | - | - | - | - | - | 6:30 | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - |
 | |  | | | | | | | | | | |  |  | | |  |  | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |  |  | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 | - | - | - | - | - | - | - | - | 1 |
| Temp. °C | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 5 | 5 | 7 | 8 | 6 | 4 | 4 | 4 | 4 | 8 | 10 | 11 | 9 | 8 | 8 | 8 | 9 | 11 | 11 | 12 | 13 | 13 | 12 | 12 | 11 | 13 | 14 | 12 | 10 | 8 | 8 | 8 | 8 | 11 | 11 | 11 | 10 | 9 | 9 | 10 | 10 | 10 |
| Feels °C (?) | 0 | 0 | 1 | 1 | 1 | 2 | 2 | 3 | 3 | 3 | 2 | 2 | 1 | 2 | 4 | 3 | 3 | 2 | -2 | -2 | 2 | 3 | 1 | -1 | -2 | -2 | -2 | 3 | 6 | 7 | 4 | 4 | 4 | 3 | 5 | 8 | 8 | 9 | 10 | 9 | 8 | 8 | 6 | 9 | 9 | 7 | 5 | 2 | 1 | 1 | 1 | 6 | 7 | 7 | 6 | 5 | 6 | 7 | 7 | 6 |
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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
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