Surf Forecasts:
How big are the waves at Trefor today (08 Sep):
- Morning surf: Morning surf (08 Sep, local time) - 4.5ft (1.3m), 5s period with W swell.
- Afternoon surf: Afternoon surf (08 Sep, local time) - 4.5ft (1.3m), 5s period with W swell.
- Evening surf: Evening surf (08 Sep, local time) - 4ft (1.2m), 5s period with NW swell.
The current surf forecast for Trefor at 2AM is: 1.6m 7s primary swell from a West-southwest direction (forecast issued at 06:00pm September 07). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 Sep) | 4.5ft (1.3m) | 5s |
| Afternoon (08 Sep) | 4.5ft (1.3m) | 5s |
| Evening (08 Sep) | 4ft (1.2m) | 5s |
Table - waves today at Trefor. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Mon night. Very mild (max 17°C on Mon afternoon, min 12°C on Tue night). Winds decreasing (strong winds from the SW on Mon afternoon, light winds from the WSW by Wed afternoon). | |||||||||||||||||||
Mon 7 | Tuesday 8 | Wednesday 9 | |||||||||||||||||
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 5 | SW 6 | SW 7 | WSW 7 | WSW 7 | WSW 5 | W 5 | W 5 | W 5 | WNW 5 | NW 5 | NW 6 | NW 6 | NW 5 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 0 | 316 | 437 | 243 | 180 | 82 | 85 | 87 | 87 | 91 | 76 | 86 | 67 | 42 | 22 | 16 | 15 | 15 | 9 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | cross-on | cross | cross-off | cross-off |
High Tide | 6:24PM3.08m | 7:06AM3.01m | 7:25PM3.42m | 7:58AM3.26m | 8:13PM3.75m | ||||||||||||||
Low Tide | 1:05PM0.97m | 1:44AM0.58m | 2:05PM0.65m | 2:38AM0.21m | 2:54PM0.35m | ||||||||||||||
 |  |  | |  | |  | | | |  | | | |  | | | | | |
 | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:39 | — | — | — | — | — | — |
 | — | 7:52 | — | — | — | — | — | — | — | 7:51 | — | — | — | — | — | — | — | 7:49 | — |
mm | — | 2 | 3 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 17 | 15 | 15 | 13 | 13 | 14 | 14 | 15 | 16 | 14 | 13 | 13 | 12 | 13 | 13 | 14 | 14 | 13 |
Feels °C | 11 | 10 | 8 | 11 | 8 | 8 | 8 | 7 | 8 | 10 | 7 | 7 | 7 | 7 | 9 | 10 | 11 | 11 | 10 |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | WSW 6 | SW 6 | SW 6 | SW 6 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 |
| kJ | — | — | — | — | — | — | — | — | — | — | 21 | 15 | 8 | 9 | 22 | 16 | 15 | 15 | 9 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | WSW 7 | SW 9 | SW 10 | WSW 9 | NW 5 | NNW 5 | NNW 5 | WNW 4 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 5 | 3 | 4 | 8 | 4 | 5 | 2 | 1 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | WSW 9 | — | — | — | — | — | — | NNW 5 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 9 | — | — | — | — | — | — | 2 | — |
Wind waves Height (m) Direction Period (s) | SW 5 | SW 6 | SW 7 | WSW 7 | WSW 7 | WSW 5 | W 5 | W 5 | W 5 | WNW 5 | NW 5 | NW 6 | NW 6 | NW 5 | NW 4 | WNW 4 | WNW 4 | — | SW 2 |
| kJ | 106 | 316 | 437 | 243 | 180 | 82 | 85 | 87 | 87 | 91 | 76 | 86 | 67 | 42 | 16 | 6 | 3 | — | 1 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 295 | 492 | 290 | 276 | 144 | 149 | 149 | 328 | 936 | 593 | 313 | 149 | 149 | 149 | 158 | 153 | 20 | 276 | 147 |
Best forecast wave conditions in Lleyn Peninsula | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
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