Surf Forecasts:
How big are the waves at Trefor today (11 Oct):
- Morning surf: Morning surf (11 Oct, local time) - 1.5ft (0.4m), 5s period with SW swell.
- Afternoon surf: Afternoon surf (11 Oct, local time) - 1ft (0.3m), 5s period with SW swell.
- Evening surf: Evening surf (11 Oct, local time) - 2ft (0.6m), 4s period with SW swell.
The current surf forecast for Trefor at 10AM is: 0.4m 5s primary swell from a Southwest direction and 0.3m 4s secondary swell from a West-northwest direction (forecast issued at 06:00am October 11). The wind direction is predicted to be glassy.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Oct) | 1.5ft (0.4m) | 5s |
| Afternoon (11 Oct) | 1ft (0.3m) | 5s |
| Evening (11 Oct) | 2ft (0.6m) | 4s |
Table - waves today at Trefor. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 16mm), heaviest on Mon night. Very mild (max 17°C on Mon night, min 12°C on Sun morning). Winds increasing (calm on Sun morning, fresh winds from the S by Mon night). | |||||||||||||||||||||||
Sunday 11 | Monday 12 | Tuesday 13 | |||||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | NW 5 | SW 5 | SW 5 | SW 6 | SW 5 | SW 5 | SW 4 | SW 5 | SW 7 | SW 7 | SSW 7 | SSW 7 | SW 11 | SW 11 | WSW 11 | SW 6 | SW 6 | SW 7 | SW 7 | SW 6 | SW 6 | WSW 6 | SW 6 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 24 | 12 | 6 | 5 | 5 | 1 | 16 | 42 | 121 | 140 | 157 | 125 | 32 | 31 | 22 | 195 | 259 | 164 | 121 | 0 | 109 | 67 | 49 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | glassy | off | off | off | off | off | off | off | off | off | cross-off | off | off | cross-off | cross-off | on | cross-off | cross | cross | cross | cross |
High Tide | 9:32AM3.77m | 9:48PM3.96m | 10:06AM3.80m | 10:24PM3.85m | 10:40AM3.75m | ||||||||||||||||||
Low Tide | 4:31PM0.08m | 4:51AM0.07m | 5:05PM0.16m | 5:23AM0.28m | 5:39PM0.31m | ||||||||||||||||||
 | |  | |  | |  | | |  |  | | | | | | |  |  | | |  | | |
 | — | 7:35 | — | — | — | — | — | — | — | 7:37 | — | — | — | — | — | — | — | 7:39 | — | — | — | — | — |
 | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:27 | — | — |
mm | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | 1 | 6 | 5 | 1 | — | — | — |
Temp °C | 11 | 11 | 12 | 13 | 13 | 13 | 14 | 14 | 13 | 14 | 14 | 16 | 16 | 16 | 15 | 17 | 17 | 14 | 14 | 15 | 15 | 15 | 14 |
Feels °C | 7 | 8 | 11 | 10 | 9 | 9 | 9 | 9 | 8 | 10 | 11 | 14 | 12 | 12 | 12 | 13 | 13 | 12 | 13 | 11 | 11 | 11 | 12 |
Swell 1 Height (m) Direction Period (s) | WSW 5 | SW 5 | SW 5 | SW 6 | SW 5 | SW 5 | SW 4 | SW 5 | SW 7 | SW 7 | WSW 13 | WSW 12 | SW 11 | SW 11 | WSW 11 | WSW 11 | — | — | — | — | WSW 10 | WSW 11 | SW 6 |
| kJ | 17 | 12 | 6 | 5 | 5 | 1 | 16 | 42 | 121 | 140 | 17 | 28 | 32 | 31 | 22 | 12 | — | — | — | — | 92 | 45 | 49 |
Swell 2 Height (m) Direction Period (s) | — | NNW 5 | WNW 4 | WNW 4 | NW 4 | — | — | W 14 | W 14 | WSW 14 | WSW 13 | — | — | — | — | — | — | — | — | — | — | — | WSW 11 |
| kJ | — | 5 | 3 | 1 | 1 | — | — | 4 | 4 | 18 | 31 | — | — | — | — | — | — | — | — | — | — | — | 44 |
Swell 3 Height (m) Direction Period (s) | — | — | NNW 5 | NNW 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 2 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 5 | WNW 4 | — | — | SSW 2 | S 3 | SSE 3 | SE 4 | SE 4 | SE 4 | SSW 7 | SSW 7 | SSW 5 | SSW 5 | SSW 6 | SW 6 | SW 6 | SW 7 | SW 7 | SW 6 | SW 6 | WSW 6 | WNW 4 |
| kJ | 24 | 7 | — | — | 1 | 5 | 7 | 13 | 16 | 16 | 157 | 125 | 61 | 97 | 154 | 195 | 259 | 164 | 121 | 122 | 109 | 67 | 6 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 57 | 160 | 147 | 173 | 283 | 283 | 287 | 287 | 269 | 26 | 26 | 26 | 276 | 62 | 80 | 260 | 108 | 20 | 20 | 315 | 272 | 20 | 20 |
Best forecast wave conditions in Lleyn Peninsula | |||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||||
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