Surf Forecasts:
How big are the waves at Trefor today (25 Aug):
- Morning surf: Morning surf (25 Aug, local time) - 0.5ft (0.1m), 13s period with SW swell.
- Afternoon surf: Afternoon surf (25 Aug, local time) - 0.5ft (0.1m), 13s period with SW swell.
- Evening surf: Evening surf (25 Aug, local time) - 0.5ft (0.1m), 13s period with SW swell.
The current surf forecast for Trefor at 4PM is: 0.1m 13s primary swell from a Southwest direction (forecast issued at 12:00pm August 25). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Aug) | 0.5ft (0.1m) | 13s |
| Afternoon (25 Aug) | 0.5ft (0.1m) | 13s |
| Evening (25 Aug) | 0.5ft (0.1m) | 13s |
Table - waves today at Trefor. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 9mm), mostly falling on Thu morning. Warm (max 22°C on Tue afternoon, min 15°C on Thu night). Winds decreasing (fresh winds from the E on Tue night, calm by Thu morning). | |||||||||||||||||||||
Tue 25 | Wednesday 26 | Thursday 27 | |||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | SW 13 | SW 13 | SW 13 | W 13 | W 13 | W 13 | W 13 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 |
Wave Graph  | |||||||||||||||||||||
 kJ | 7 | 7 | 7 | 3 | 7 | 3 | 3 | 7 | 6 | 6 | 6 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross | cross-on | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross | cross-on | cross | cross | cross-off | cross-off | cross-off | glassy | off | cross-off | cross-off |
High Tide | 8:04AM2.85m | 8:19PM3.19m | 8:38AM3.05m | 8:51PM3.44m | 9:08AM3.22m | 9:20PM3.66m | |||||||||||||||
Low Tide | 2:43PM0.88m | 3:11AM0.65m | 3:18PM0.63m | 3:45AM0.40m | 3:51PM0.42m | ||||||||||||||||
 | | | |  | | | | |  | |  |  | | | |  | |  | |  | |
 | 6:13 | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | — | — | — | 8:22 | — | — | — | — | — | — | — | 8:21 | — | — | — | — | — | — | — | 8:19 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | 2 | 3 | 2 | 1 | — |
Temp °C | 17 | 20 | 22 | 22 | 20 | 19 | 17 | 17 | 17 | 20 | 21 | 22 | 20 | 19 | 18 | 17 | 17 | 17 | 18 | 17 | 16 |
Feels °C | 14 | 17 | 20 | 19 | 14 | 14 | 15 | 16 | 17 | 20 | 21 | 23 | 19 | 19 | 18 | 17 | 18 | 18 | 17 | 15 | 15 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 13 | — | SW 8 | SW 9 | SW 8 | SW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SW 8 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 6 | S 6 | W 12 |
| kJ | 7 | 7 | — | 3 | 3 | 3 | 3 | 7 | 6 | 6 | 6 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 3 |
Swell 2 Height (m) Direction Period (s) | SW 8 | SW 8 | SW 13 | W 13 | W 13 | W 13 | — | W 13 | SSE 3 | — | — | — | W 12 | W 12 | W 12 | W 12 | W 12 | — | W 12 | W 12 | — |
| kJ | 3 | 3 | 7 | 3 | 3 | 3 | — | 3 | 1 | — | — | — | 3 | 3 | 3 | 3 | 3 | — | 3 | 3 | — |
Swell 3 Height (m) Direction Period (s) | — | — | SW 8 | — | SW 13 | — | W 13 | — | W 12 | — | W 12 | W 12 | — | W 12 | — | — | W 9 | W 12 | — | — | — |
| kJ | — | — | 3 | — | 7 | — | 3 | — | 3 | — | 3 | 3 | — | 3 | — | — | 2 | 3 | — | — | — |
Wind waves Height (m) Direction Period (s) | ESE 2 | ESE 3 | — | — | E 3 | ESE 4 | ESE 3 | SE 4 | — | — | — | — | — | — | — | — | — | — | — | — | SSW 4 |
| kJ | 1 | 1 | — | — | 7 | 10 | 5 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | 6 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 277 | 236 | 236 | 236 | 156 | 157 | 156 | 222 | 299 | 393 | 277 | 313 | 303 | 303 | 303 | 303 | 283 | 283 | 283 | 271 | 160 |
Best forecast wave conditions in Lleyn Peninsula | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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