Surf Forecasts:
How big are the waves at Trefor today (13 Sep):
- Morning surf: Morning surf (13 Sep, local time) - 2ft (0.6m), 6s period with SW swell.
- Afternoon surf: Afternoon surf (13 Sep, local time) - 1.5ft (0.5m), 6s period with SW swell.
- Evening surf: Evening surf (13 Sep, local time) - 1.5ft (0.4m), 6s period with SW swell.
The current surf forecast for Trefor at 9AM is: 0.6m 6s primary swell from a Southwest direction (forecast issued at 12:00am September 13). The wind direction is predicted to be glassy.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Sep) | 2ft (0.6m) | 6s |
| Afternoon (13 Sep) | 1.5ft (0.5m) | 6s |
| Evening (13 Sep) | 1.5ft (0.4m) | 6s |
Table - waves today at Trefor. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 11mm), heaviest on Mon night. Very mild (max 18°C on Mon morning, min 14°C on Tue morning). Winds increasing (calm on Sat night, fresh winds from the SSW by Mon night). | ||||||||||||||||||||||||
Sunday 13 | Monday 14 | Tuesday 15 | ||||||||||||||||||||||
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 | 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 7 | SW 7 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SSW 6 | SW 4 | SW 5 | SW 4 | SW 5 | SW 5 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | WSW 6 | WSW 5 | W 5 | NW 5 | NW 5 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 85 | 52 | 32 | 24 | 18 | 14 | 14 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 184 | 109 | 0 | 66 | 61 | 32 | 35 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | glassy | glassy | glassy | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-on | cross-on | cross | cross-on |
High Tide | 10:14PM4.17m | 10:34AM3.78m | 10:51PM4.06m | 11:10AM3.71m | 11:27PM3.84m | 11:44AM3.56m | ||||||||||||||||||
Low Tide | 5:21AM-0.17m | 5:31PM0.05m | 5:55AM0.05m | 6:05PM0.22m | 6:28AM0.34m | 6:39PM0.45m | ||||||||||||||||||
 |  |  | | | | |  | | | | |  |  |  |  | | |  | | | | | | |
 | — | 6:47 | — | — | — | — | — | — | — | 6:48 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:38 | — | — | — | — | — | — | — | 7:37 | — | — | — | — | — | — | — | 7:34 | — |
mm | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 5 | 2 | 1 | — | — | — | — | 1 |
Temp °C | 17 | 17 | 16 | 16 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 18 | 16 | 17 | 18 | 18 | 17 | 17 | 15 | 15 | 14 | 15 | 16 | 14 |
Feels °C | 18 | 17 | 16 | 17 | 18 | 17 | 17 | 15 | 15 | 15 | 15 | 18 | 13 | 14 | 16 | 15 | 13 | 14 | 14 | 12 | 10 | 10 | 13 | 8 |
Swell 1 Height (m) Direction Period (s) | SW 7 | SW 7 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 5 | SW 6 |
| kJ | 85 | 52 | 32 | 24 | 18 | 14 | 14 | 13 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 29 | 23 |
Swell 2 Height (m) Direction Period (s) | — | WNW 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 11 | W 11 |
| kJ | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | SSW 2 | SSW 6 | SW 4 | SW 5 | SW 4 | SW 5 | SW 5 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | WSW 6 | WSW 5 | W 5 | NW 5 | NW 5 |
| kJ | — | — | — | — | — | — | — | 1 | 24 | 22 | 22 | 29 | 43 | 66 | 120 | 171 | 187 | 184 | 109 | 96 | 66 | 61 | 32 | 35 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 20 | 20 | 20 | 149 | 149 | 149 | 201 | 260 | 149 | 276 | 276 | 276 | 276 | 276 | 276 | 271 | 276 | 158 | 20 | 517 | 758 | 593 | 20 | 149 |
Best forecast wave conditions in Lleyn Peninsula | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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Recent Eyeball Surf Reports for Wales - Lleyn
‘Porth Neigwl: Choppy waves hadn't tidied much (from what I could see in the dark.’
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