Surf Forecasts:
How big are the waves at Trefor today (24 Sep):
- Evening surf: Evening surf (24 Sep, local time) - 0.5ft (0.1m), 11s period with W swell.
The current surf forecast for Trefor at 11AM is: 0.1m 11s primary swell from a West direction (forecast issued at 06:00am September 24). An open ocean swell of 0.8m 4s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 Sep) | - | - |
| Afternoon (24 Sep) | - | - |
| Evening (24 Sep) | 0.5ft (0.1m) | 11s |
Table - waves today at Trefor. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Thu night. Very mild (max 16°C on Thu afternoon, min 11°C on Fri afternoon). Winds increasing (calm on Fri afternoon, fresh winds from the S by Sat night). | |||||||||||||||||||||||
Thursday 24 | Friday 25 | Saturday 26 | |||||||||||||||||||||
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) | SW 4 | SW 6 | W 11 | SSW 4 | SSW 5 | W 11 | W 11 | W 20 | W 19 | SW 5 | SW 4 | WSW 16 | NW 4 | SW 15 | SW 14 | WSW 9 | W 12 | W 12 | W 15 | W 15 | SW 5 | SW 5 | SW 5 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 1 | 1 | 2 | 0 | 0 | 2 | 2 | 8 | 7 | 17 | 10 | 25 | 10 | 9 | 8 | 8 | 3 | 3 | 4 | 4 | 0 | 0 | 0 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | on | cross-on | on | on | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 8:10AM3.05m | 8:18PM3.46m | 8:38AM3.29m | 8:47PM3.71m | 9:06AM3.52m | 9:17PM3.91m | |||||||||||||||||
Low Tide | 2:44PM0.63m | 3:10AM0.32m | 3:19PM0.39m | 3:44AM0.10m | 3:54PM0.21m | ||||||||||||||||||
 | |  | | |  |  | | |  |  | | |  | |  | | | | | | | | |
 | — | 7:05 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:09 | — | — | — | — | — |
 | — | — | — | — | — | 7:12 | — | — | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:07 | — |
mm | — | — | — | — | — | — | — | — | — | 1 | — | — | — | 1 | — | — | — | — | — | — | — | — | — |
Temp °C | 12 | 12 | 13 | 14 | 16 | 15 | 15 | 15 | 16 | 14 | 14 | 14 | 13 | 11 | 11 | 12 | 12 | 13 | 14 | 15 | 16 | 15 | 14 |
Feels °C | 10 | 9 | 9 | 9 | 13 | 13 | 13 | 13 | 14 | 11 | 13 | 11 | 9 | 10 | 9 | 10 | 10 | 10 | 10 | 11 | 12 | 13 | 11 |
Swell 1 Height (m) Direction Period (s) | SW 4 | SW 6 | — | — | — | W 11 | W 11 | W 11 | W 19 | SW 5 | SW 4 | SW 4 | NW 3 | SW 4 | WSW 5 | WSW 9 | SW 7 | SW 8 | W 15 | W 15 | — | — | — |
| kJ | 1 | 1 | — | — | — | 2 | 2 | 2 | 7 | 17 | 9 | 6 | 2 | 3 | 2 | 8 | 2 | 3 | 4 | 4 | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | W 20 | — | SW 17 | SW 16 | WSW 16 | SW 4 | WNW 3 | SW 14 | SW 13 | SW 9 | W 12 | W 12 | W 14 | — | — | — |
| kJ | — | — | — | — | — | — | — | 8 | — | 12 | 10 | 25 | 3 | 1 | 8 | 7 | 3 | 3 | 3 | 4 | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | W 11 | — | — | — | — | — | — | W 11 | W 10 | W 10 | SW 16 | SW 15 | SW 9 | — | W 12 | — | — | — | — | — | — |
| kJ | — | — | 2 | — | — | — | — | — | — | 2 | 2 | 2 | 10 | 9 | 3 | — | 3 | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | SSE 3 | S 4 | SSW 4 | SSW 5 | SW 5 | SW 5 | SW 5 | SW 5 | — | NW 3 | NW 3 | NW 4 | — | — | WSW 2 | SW 3 | SW 3 | SW 4 | SW 4 | SW 5 | SW 5 | SW 5 |
| kJ | — | 2 | 13 | 33 | 37 | 32 | 31 | 35 | 30 | — | 2 | 4 | 6 | — | — | 1 | 2 | 5 | 15 | 39 | 49 | 65 | 71 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 136 | 154 | 203 | 157 | 163 | 163 | 248 | 206 | 93 | 93 | 136 | 144 | 160 | 144 | 20 | 149 | 147 | 147 | 147 | 276 | 276 | 260 | 154 |
Best forecast wave conditions in Lleyn Peninsula | |||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||||
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