Surf Forecasts:
How big are the waves at Trefor today (18 Oct):
- Morning surf: Morning surf (18 Oct, local time) - 0.5ft (0.1m), 6s period with SW swell.
- Afternoon surf: Afternoon surf (18 Oct, local time) - 0.5ft (0.1m), 6s period with W swell.
- Evening surf: Evening surf (18 Oct, local time) - 0.5ft (0.1m), 8s period with W swell.
The current surf forecast for Trefor at 2PM is: 0.1m 6s primary swell from a West direction (forecast issued at 06:00am October 18). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Oct) | 0.5ft (0.1m) | 6s |
| Afternoon (18 Oct) | 0.5ft (0.1m) | 6s |
| Evening (18 Oct) | 0.5ft (0.1m) | 8s |
Table - waves today at Trefor. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 10mm), heaviest on Tue morning. Very mild (max 14°C on Mon afternoon, min 8°C on Sun morning). Winds increasing (calm on Tue morning, strong winds from the SSW by Tue night). | |||||||||||||||||||||||
Sunday 18 | Monday 19 | Tuesday 20 | |||||||||||||||||||||
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) | W 11 | W 10 | W 6 | W 6 | W 6 | W 8 | W 6 | W 12 | W 12 | W 12 | W 17 | W 16 | SE 3 | SE 3 | W 15 | W 11 | W 11 | W 13 | W 11 | W 11 | W 10 | W 10 | W 10 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 3 | 3 | 3 | 6 | 5 | 0 | 0 | 4 | 2 | 2 | 4 | 2 | 2 | 2 | 2 | 2 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-on | cross | cross-on | cross-on | cross | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | glassy | glassy | cross-off | cross-off | off | off |
High Tide | 2:04PM2.63m | 2:58AM2.29m | 3:51PM2.51m | 5:21AM2.31m | 5:36PM2.63m | ||||||||||||||||||
Low Tide | 8:38AM1.43m | 9:34PM1.37m | 9:54AM1.51m | 10:59PM1.36m | 11:19AM1.44m | ||||||||||||||||||
 | |  | |  |  | | | |  |  | | | | | | | |  | | | | | |
 | — | 7:48 | — | — | — | — | — | — | — | 7:50 | — | — | — | — | — | — | — | 7:50 | — | — | — | — | — |
 | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:14 | — | — | — | — | — | — | — | 6:12 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 4 | 2 | — | — |
Temp °C | 8 | 8 | 8 | 10 | 11 | 11 | 11 | 10 | 8 | 10 | 11 | 13 | 14 | 13 | 12 | 11 | 11 | 10 | 10 | 10 | 11 | 10 | 10 |
Feels °C | 6 | 5 | 6 | 7 | 7 | 7 | 7 | 6 | 3 | 5 | 8 | 9 | 10 | 10 | 9 | 9 | 9 | 9 | 10 | 8 | 8 | 7 | 5 |
Swell 1 Height (m) Direction Period (s) | SW 7 | SW 6 | W 6 | W 6 | W 6 | W 6 | W 6 | — | W 7 | W 7 | — | — | — | — | — | W 11 | S 3 | S 3 | S 4 | SW 4 | W 8 | W 8 | W 7 |
| kJ | 2 | 2 | 1 | 1 | 1 | 1 | 1 | — | 1 | 1 | — | — | — | — | — | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Swell 2 Height (m) Direction Period (s) | — | W 10 | — | — | — | W 8 | — | W 12 | W 12 | W 12 | W 17 | — | — | — | W 12 | — | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 |
| kJ | — | 2 | — | — | — | 1 | — | 3 | 3 | 3 | 6 | — | — | — | 3 | — | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
Swell 3 Height (m) Direction Period (s) | W 11 | — | — | — | — | — | — | — | — | — | W 7 | W 16 | — | — | W 15 | — | — | W 13 | W 11 | W 8 | — | — | — |
| kJ | 2 | — | — | — | — | — | — | — | — | — | 1 | 5 | — | — | 4 | — | — | 4 | 2 | 1 | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | NNE 2 | NNE 2 | NE 2 | NE 3 | NE 3 | ESE 3 | SE 3 | SE 3 | SE 3 | SSE 3 | SE 3 | — | — | — | SW 4 | SSW 3 | S 4 |
| kJ | — | — | — | — | — | — | 1 | 1 | 1 | 2 | 3 | 2 | 1 | 2 | 2 | 2 | 1 | — | — | — | 1 | 1 | 9 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 136 | 147 | 147 | 280 | 280 | 280 | 280 | 280 | 280 | 153 | 157 | 248 | 248 | 203 | 147 | 136 | 136 | 136 | 136 | 271 | 280 | 280 | 280 |
Best forecast wave conditions in Lleyn Peninsula | |||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||||
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