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Surf Forecasts:
Benllech Bay surfForecast / Wales – Anglesy / UK
48hr Weather and Surf, issued 11 pm Friday 20 Mar 2026 GMTForecast update in hr min s Forecast update imminent
Benllech Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Benllech Bay sea temperature is
8.5° C
(Which is 1.0°C warmer than normal for this time of year)| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Mar) | - | - |
| Afternoon (21 Mar) | 0.5ft (0.1m) | 15s |
| Evening (21 Mar) | 0.5ft (0.1m) | 15s |
Table - waves today at Benllech Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 21 | Sunday 22 | Monday 23 | ||||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | — | — | — | — | — | |||||||||||||||||||
| Period(s) (?) | - | - | - | - | - | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 4 | 14 | 14 | 4 | 5 | 5 | 4 | 4 | 4 | 15 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 0 | 0 | 0 | 0 | 0 | 4 | 4 | 4 | 4 | 9 | 9 | 4 | 4 | 0 | 4 | 4 | 18 | 34 | 21 | 16 | 8 | 8 | 8 | 8 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | glass | glass | glass | glass | glass | glass | off | off | off | off | cross- off | cross- off | cross- off | cross- on | cross- on | cross- on | cross- on | glass | glass | off | off | off |
High Tide / height (m) | 11:47PM 7.20 | 12:02PM 7.52 | 12:25AM 7.16 | 12:42PM 7.32 | 1:04AM 6.92 | 1:26PM 6.93 | ||||||||||||||||||
Low Tide / height (m) | 6:05AM 0.07 | 6:29PM -0.11 | 6:44AM 0.16 | 7:09PM 0.18 | 7:26AM 0.42 | |||||||||||||||||||
Saturday 21 | Sunday 22 | Monday 23 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 6:18 | - | - | - | - | - | - | - | 6:15 | - | - | - | - | - | - | - | 6:13 | - | - | - |
| Sunset | - | - | - | - | - | - | - | 6:30 | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - | 6:34 |
 |  | | |  | | | | | | | |  |  | | |  | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 10 | 10 | 10 | 9 | 10 | 12 | 12 | 11 | 9 | 9 | 8 | 8 | 9 | 9 | 9 | 8 | 8 | 7 | 6 | 6 | 6 | 8 | 8 | 7 |
| Feels °C (?) | 9 | 8 | 8 | 7 | 8 | 10 | 10 | 10 | 6 | 6 | 4 | 5 | 6 | 6 | 5 | 5 | 4 | 4 | 3 | 4 | 4 | 4 | 2 | 1 |
- 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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