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Dinas Dinlle Surf Forecast
/ Wales – Lleyn (14 surf breaks) /
Dinas Dinlle surfForecast / Wales – Lleyn / UK
48hr Weather and Surf, issued 12 am Thursday 17 Jul 2025 BST
How big are the waves at Dinas Dinlle today?
The current surf forecast for Dinas Dinlle at 3AM is: 0.4m 7s primary swell from a Southwest direction (forecast issued at 12:00am July 17). The wind direction is predicted to be glassy.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Jul) | 1.5ft (0.4m) | 7s |
| Afternoon (17 Jul) | 1.5ft (0.4m) | 7s |
| Evening (17 Jul) | 2.5ft (0.8m) | 4s |
Table - waves today at Dinas Dinlle. (Swell directed towards the surf break)
Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | |
Rating (10 max) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Swell Height Map |  |    |    |    |    |    |    |    |    | |||||||||||||||||||||||||||||||||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Period(s) (?) | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 4 | 5 | 5 | 5 | 5 | 6 | 8 | 9 | 8 | 8 | 8 | 8 | 5 | 5 | 8 | 8 | 8 | 8 | 5 | 6 | 7 | 7 | 8 | 5 | 8 | 8 | 9 | 8 | 8 | 8 | 5 | 4 | 5 | 6 | 6 | 5 | 5 | 5 | 6 | 4 | 6 | 6 | 4 | 4 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 5 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Energy (?) | 17 | 16 | 16 | 18 | 22 | 19 | 25 | 28 | 40 | 66 | 45 | 42 | 39 | 69 | 132 | 45 | 35 | 25 | 81 | 15 | 13 | 9 | 9 | 10 | 3 | 6 | 14 | 27 | 33 | 142 | 29 | 41 | 37 | 48 | 36 | 27 | 45 | 30 | 33 | 56 | 78 | 54 | 47 | 54 | 52 | 30 | 28 | 12 | 9 | 15 | 31 | 41 | 38 | 17 | 13 | 12 | 13 | 10 | 15 | 12 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | glass | cross- off | cross | cross | cross | cross | cross | cross | cross- on | cross | cross | cross | cross | cross | cross | cross- off | cross | cross- off | glass | cross- on | glass | cross- off | cross- off | glass | glass | glass | cross | cross- on | on | glass | glass | glass | glass | on | cross- on | cross- on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | cross- on | cross- on | cross- on | glass | glass |
High Tide / height (m) | 1:25AM 3.61 | 1:57PM 3.09 | 2:19AM 3.43 | 2:56PM 2.99 | 3:22AM 3.24 | 4:05PM 2.93 | 4:36AM 3.11 | 5:18PM 2.97 | 5:51AM 3.10 | 6:27PM 3.11 | 7:00AM 3.17 | 7:28PM 3.33 | 7:59AM 3.29 | 8:22PM 3.55 | ||||||||||||||||||||||||||||||||||||||||||||||
Low Tide / height (m) | 8:06PM 0.65 | 8:46AM 0.46 | 8:55PM 0.80 | 9:38AM 0.62 | 9:55PM 0.94 | 10:41AM 0.78 | 11:09PM 1.01 | 11:56AM 0.87 | 12:32AM 0.94 | 1:12PM 0.83 | 1:47AM 0.73 | 2:18PM 0.69 | 2:49AM 0.47 | 3:12PM 0.51 | 3:42AM 0.22 | |||||||||||||||||||||||||||||||||||||||||||||
Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Sunrise | - | - | - | 5:11 | - | - | - | - | - | - | - | 5:11 | - | - | - | - | - | - | - | 5:13 | - | - | - | - | - | - | - | 5:15 | - | - | - | - | - | - | - | 5:16 | - | - | - | - | - | - | - | 5:18 | - | - | - | - | - | - | - | 5:18 | - | - | - | - | - | - | - | 5:20 |
| Sunset | - | - | - | - | - | - | - | 9:34 | - | - | - | - | - | - | - | 9:32 | - | - | - | - | - | - | - | 9:31 | - | - | - | - | - | - | - | 9:30 | - | - | - | - | - | - | - | 9:29 | - | - | - | - | - | - | - | 9:28 | - | - | - | - | - | - | - | 9:25 | - | - | - | - |
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Rain (mm) | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | 1 | 4 | - | - | - | - | - | - | - | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 16 | 16 | 16 | 16 | 16 | 17 | 18 | 18 | 17 | 16 | 16 | 15 | 16 | 17 | 18 | 18 | 16 | 15 | 14 | 14 | 17 | 19 | 19 | 19 | 16 | 15 | 15 | 15 | 15 | 16 | 17 | 17 | 15 | 14 | 14 | 14 | 14 | 14 | 16 | 16 | 16 | 15 | 14 | 14 | 14 | 15 | 17 | 16 | 16 | 15 | 14 | 13 | 14 | 15 | 16 | 16 | 15 | 15 | 14 | 14 |
| Feels °C (?) | 17 | 16 | 16 | 15 | 15 | 16 | 17 | 17 | 16 | 15 | 15 | 14 | 14 | 14 | 16 | 17 | 16 | 14 | 13 | 13 | 17 | 19 | 19 | 19 | 16 | 15 | 15 | 16 | 14 | 14 | 16 | 17 | 15 | 14 | 14 | 14 | 11 | 11 | 13 | 14 | 14 | 13 | 13 | 13 | 12 | 13 | 14 | 14 | 14 | 12 | 11 | 11 | 12 | 13 | 15 | 15 | 14 | 14 | 14 | 14 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for Wales - Lleyn
Continuing clean conditions at Dinas Dinlle (light winds from the N at Caernarfon Airport 1 km from Dinas Dinlle). 0.4m 7s swell from the SW with a 0.1m 3s local chop from the WNW. Swells combining to make to make bigger set waves.
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