Surf Forecasts:
How big are the waves at Trefor today (02 Aug):
- Morning surf: Morning surf (02 Aug, local time) - 1ft (0.3m), 4s period with SW swell.
- Afternoon surf: Afternoon surf (02 Aug, local time) - 0.5ft (0.1m), 8s period with W swell.
- Evening surf: Evening surf (02 Aug, local time) - 1.5ft (0.4m), 3s period with NNE swell.
The current surf forecast for Trefor at 3AM is: 0.4m 4s primary swell from a Southwest direction and 0.1m 9s secondary swell from a West direction (forecast issued at 06:00pm August 01). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (02 Aug) | 1ft (0.3m) | 4s |
| Afternoon (02 Aug) | 0.5ft (0.1m) | 8s |
| Evening (02 Aug) | 1.5ft (0.4m) | 3s |
Table - waves today at Trefor. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Mon night. Warm (max 23°C on Mon morning, min 14°C on Sat night). Wind will be generally light. | |||||||||||||||||||
Sat 1 | Sunday 2 | Monday 3 | |||||||||||||||||
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) | W 9 | W 9 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | SSW 4 | SW 8 | SW 8 | NNE 3 | NNE 3 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | SW 8 | SW 8 | SW 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 2 | 2 | 2 | 4 | 4 | 2 | 2 | 1 | 3 | 3 | 3 | 3 | 8 | 8 | 8 | 7 | 18 | 18 | 18 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | off | off | cross-off | cross-off | glassy | glassy | on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | off | cross-on | cross-on | on |
High Tide | 11:19PM3.79m | 11:37AM3.35m | 11:53PM3.76m | 12:13PM3.32m | |||||||||||||||
Low Tide | 6:00PM0.36m | 6:30AM0.24m | 6:35PM0.44m | 7:06AM0.33m | 7:11PM0.56m | ||||||||||||||
 |  |  |  | |  | | | | |  | | | | | | | | | |
 | — | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — |
 | — | 9:12 | — | — | — | — | — | — | — | 9:09 | — | — | — | — | — | — | — | 9:08 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 16 | 14 | 14 | 14 | 14 | 16 | 18 | 18 | 16 | 16 | 16 | 17 | 17 | 20 | 23 | 19 | 16 | 17 |
Feels °C | 14 | 14 | 12 | 12 | 12 | 13 | 15 | 17 | 15 | 12 | 13 | 14 | 16 | 16 | 19 | 22 | 17 | 14 | 16 |
Swell 1 Height (m) Direction Period (s) | WNW 4 | — | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | SSW 4 | SW 4 | SW 8 | SW 8 | SW 9 | NNW 4 | NNW 4 | WSW 9 | WSW 9 | SW 8 | SW 8 | SW 8 |
| kJ | 1 | — | 2 | 4 | 4 | 2 | 2 | 1 | 1 | 3 | 3 | 3 | 3 | 2 | 8 | 7 | 18 | 18 | 18 |
Swell 2 Height (m) Direction Period (s) | W 9 | W 9 | — | W 9 | W 9 | W 8 | W 8 | W 8 | SW 8 | SW 4 | W 10 | W 10 | WSW 9 | WSW 9 | NW 4 | SSE 4 | — | — | — |
| kJ | 2 | 2 | — | 2 | 1 | 1 | 1 | 1 | 3 | 1 | 2 | 2 | 8 | 8 | 1 | 1 | — | — | — |
Swell 3 Height (m) Direction Period (s) | W 9 | W 9 | W 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 2 | 2 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 5 | SW 4 | — | — | — | — | — | — | — | N 2 | NNE 3 | NNE 3 | — | ESE 3 | SE 4 | — | — | — | — |
| kJ | 3 | 3 | — | — | — | — | — | — | — | 1 | 2 | 3 | — | 1 | 2 | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 340 | 340 | 311 | 236 | 236 | 280 | 280 | 280 | 280 | 280 | 208 | 136 | 136 | 130 | 154 | 154 | 160 | 130 | 278 |
Best forecast wave conditions in Lleyn Peninsula | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
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