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Silver Bay (Holy Island) Surf Forecast
/ Wales – Anglesy (10 surf breaks) /
Surf Forecasts:
Silver Bay (Holy Island) surfForecast / Wales – Anglesy / UK
48hr Weather and Surf, issued 5 am Friday 27 Mar 2026 GMTForecast update in hr min s Forecast update imminent
Silver Bay (Holy Island) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Silver Bay (Holy Island) sea temperature is
8.9° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Silver Bay (Holy Island) today?
The current surf forecast for Silver Bay (Holy Island) at 1PM is: 0.9m 6s primary swell from a Southwest direction and 0.7m 4s secondary swell from a Northwest direction (forecast issued at 05:00am March 27). The wind direction is predicted to be cross-onshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Mar) | 3.5ft (1.1m) | 6s |
| Afternoon (27 Mar) | 2.5ft (0.7m) | 6s |
| Evening (27 Mar) | 4.5ft (1.4m) | 5s |
Table - waves today at Silver Bay (Holy Island). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 27 | Saturday 28 | Sunday 29 | Mon 30 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 5 | 5 | 6 | 6 | 6 | 4 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 4 | 5 | 6 | 7 | 7 | 7 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 64 | 103 | 89 | 52 | 37 | 29 | 106 | 168 | 207 | 255 | 309 | 275 | 221 | 212 | 1 | 1 | 22 | 61 | 176 | 494 | 625 | 483 | 392 | 186 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | cross | cross | cross- on | cross | cross | cross- on | cross- on | cross | cross | cross | cross | cross | cross | cross- on | cross- on | on | on | on | on | on | cross- on | cross- on |
High Tide / height (m) | 5:00AM 4.48 | 6:06PM 4.45 | 6:37AM 4.65 | 7:25PM 4.69 | 7:45AM 4.98 | 8:20PM 4.96 | ||||||||||||||||||
Low Tide / height (m) | 11:31AM 1.81 | 12:08AM 2.12 | 12:56PM 1.56 | 1:22AM 1.82 | 1:58PM 1.20 | |||||||||||||||||||
Friday 27 | Saturday 28 | Sunday 29 | Mon 30 | |||||||||||||||||||||
| Sunrise | - | - | 6:05 | - | - | - | - | - | - | - | 6:03 | - | - | - | - | - | - | - | 6:00 | - | - | - | - | - |
| Sunset | - | - | - | - | - | 6:43 | - | - | - | - | - | - | - | 6:45 | - | - | - | - | - | - | - | 6:46 | - | - |
 |  |  |  |  |  | |  | |  |  | | | |  | | | | | | | | | | |
Rain (mm) | - | 6 | 1 | - | - | - | - | - | - | 1 | 1 | 1 | - | 1 | - | - | - | - | - | 1 | - | - | - | - |
| Temp. °C | 9 | 9 | 8 | 8 | 9 | 7 | 7 | 6 | 5 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 9 | 10 | 7 |
| Feels °C (?) | 3 | 3 | 3 | 2 | 2 | 0 | -2 | -3 | -5 | -4 | -4 | -3 | -2 | -1 | 0 | 1 | 0 | -2 | -3 | -4 | -2 | 1 | 3 | 0 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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