Surf Forecasts:
How big are the waves at Trefor today (27 Aug):
- Morning surf: Morning surf (27 Aug, local time) - 0.5ft (0.1m), 7s period with SW swell.
- Afternoon surf: Afternoon surf (27 Aug, local time) - 0.5ft (0.1m), 12s period with W swell.
- Evening surf: Evening surf (27 Aug, local time) - 0.5ft (0.1m), 12s period with W swell.
The current surf forecast for Trefor at 6PM is: 0.1m 12s primary swell from a West direction and 0.1m 6s secondary swell from a South direction (forecast issued at 12:00pm August 27). The wind direction is predicted to be glassy.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Aug) | 0.5ft (0.1m) | 7s |
| Afternoon (27 Aug) | 0.5ft (0.1m) | 12s |
| Evening (27 Aug) | 0.5ft (0.1m) | 12s |
Table - waves today at Trefor. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 25mm), heaviest during Thu afternoon. Very mild (max 18°C on Fri morning, min 15°C on Sat morning). Wind will be generally light. | |||||||||||||||||||||
Thu 27 | Friday 28 | Saturday 29 | |||||||||||||||||||
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 7 | W 12 | W 12 | W 12 | W 12 | SSW 7 | SSW 3 | SSW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 5 | SW 6 | SW 6 | SSW 6 | SW 6 | SW 7 | SW 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 2 | 3 | 3 | 3 | 3 | 4 | 0 | 4 | 6 | 6 | 18 | 26 | 27 | 59 | 0 | 80 | 56 | 52 | 56 | 55 | 54 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | glassy | glassy | off | off | off | off | cross-off | cross-off | cross-on | cross-off | off | cross-off | off | off | off | off | cross | cross | cross-on |
High Tide | 9:08AM3.22m | 9:20PM3.66m | 9:37AM3.38m | 9:49PM3.83m | 10:06AM3.52m | ||||||||||||||||
Low Tide | 3:51PM0.42m | 4:18AM0.20m | 4:24PM0.26m | 4:51AM0.06m | 4:58PM0.19m | ||||||||||||||||
 | |  | |  |  |  | |  | |  |  |  | | | | | |  | | | |
 | 6:18 | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | — | — | — | 8:19 | — | — | — | — | — | — | — | 8:16 | — | — | — | — | — | — | — | 8:14 | — |
mm | 1 | 2 | 8 | 2 | 1 | — | — | 1 | — | 1 | 1 | — | — | — | — | 3 | 5 | — | — | — | — |
Temp °C | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 17 | 18 | 17 | 17 | 16 | 16 | 16 | 16 | 15 | 17 | 17 | 16 | 15 |
Feels °C | 16 | 18 | 19 | 18 | 16 | 16 | 15 | 15 | 17 | 19 | 17 | 17 | 15 | 14 | 14 | 13 | 12 | 15 | 15 | 14 | 13 |
Swell 1 Height (m) Direction Period (s) | SW 7 | SW 7 | — | — | SW 7 | SSW 7 | — | SSW 6 | SW 6 | SSW 4 | SW 6 | SW 6 | SW 6 | — | — | SW 6 | SW 6 | SSW 6 | — | SW 7 | SW 7 |
| kJ | 2 | 2 | — | — | 2 | 4 | — | 4 | 6 | 6 | 18 | 26 | 27 | — | — | 80 | 56 | 52 | — | 55 | 54 |
Swell 2 Height (m) Direction Period (s) | — | W 12 | S 6 | SW 6 | W 12 | — | — | — | — | SW 6 | — | — | — | — | — | — | — | — | — | — | SW 10 |
| kJ | — | 3 | 1 | 2 | 3 | — | — | — | — | 6 | — | — | — | — | — | — | — | — | — | — | 25 |
Swell 3 Height (m) Direction Period (s) | — | — | W 12 | W 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 3 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | SSW 3 | SSW 3 | S 4 | SSW 4 | — | — | — | SSW 2 | SW 6 | SW 5 | — | SE 3 | SE 3 | SW 6 | NW 4 | NW 5 |
| kJ | — | — | — | — | — | 1 | 6 | 9 | 9 | — | — | — | 1 | 59 | 69 | — | 9 | 6 | 56 | 4 | 25 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 283 | 283 | 204 | 204 | 303 | 283 | 206 | 283 | 287 | 287 | 287 | 287 | 276 | 287 | 109 | 287 | 144 | 297 | 20 | 599 | 144 |
Best forecast wave conditions in Lleyn Peninsula | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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