Surf Forecasts:
How big are the waves at Trefor today (15 Jun):
- Morning surf: Morning surf (15 Jun, local time) - 0.5ft (0.1m), 13s period with W swell.
- Afternoon surf: Afternoon surf (15 Jun, local time) - 0.5ft (0.1m), 13s period with SW swell.
- Evening surf: Evening surf (15 Jun, local time) - 0.5ft (0.1m), 13s period with SW swell.
The current surf forecast for Trefor at 11AM is: 0.1m 13s primary swell from a West direction and 0.1m 7s secondary swell from a South direction (forecast issued at 06:00am June 15). An open ocean swell of 0.2m 3s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Jun) | 0.5ft (0.1m) | 13s |
| Afternoon (15 Jun) | 0.5ft (0.1m) | 13s |
| Evening (15 Jun) | 0.5ft (0.1m) | 13s |
Table - waves today at Trefor. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 12mm), heaviest on Tue night. Warm (max 20°C on Mon afternoon, min 14°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | Thu 18 | |||||||||||||||||||||
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 | 1 AM | |
Swell Height Map |  |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | W 13 | W 13 | W 13 | W 13 | SW 13 | W 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | W 13 | W 13 | SW 12 | WSW 11 | WSW 10 | SW 10 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 3 | 3 | 3 | 3 | 7 | 3 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 12 | 11 | 4 | 0 | 0 | 0 | 0 | 0 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | off | off | cross | off | off | off | off | off | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off |
High Tide | 9:09AM3.80m | 9:32PM3.96m | 9:59AM3.79m | 10:20PM4.04m | 10:49AM3.69m | 11:09PM4.03m | ||||||||||||||||||
Low Tide | 3:58AM0.13m | 4:21PM0.18m | 4:50AM-0.03m | 5:10PM0.17m | 5:41AM-0.11m | 5:58PM0.22m | ||||||||||||||||||
 |  |  | | | | | | |  | | | | |  | | |  | | | | |  | | |
 | 4:50 | — | — | — | — | — | — | — | 4:50 | — | — | — | — | — | — | — | 4:50 | — | — | — | — | — | — | 4:50 |
 | — | — | — | — | — | 9:45 | — | — | — | — | — | — | — | 9:45 | — | — | — | — | — | — | — | 9:45 | — | 9:45 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 4 | 4 | 1 | — | — | — | — | — |
Temp °C | 14 | 14 | 17 | 18 | 20 | 16 | 15 | 14 | 14 | 14 | 15 | 15 | 15 | 14 | 15 | 15 | 15 | 14 | 14 | 15 | 16 | 15 | 14 | 14 |
Feels °C | 12 | 12 | 16 | 17 | 20 | 14 | 15 | 14 | 13 | 12 | 13 | 12 | 11 | 11 | 13 | 13 | 11 | 11 | 11 | 12 | 12 | 11 | 11 | 11 |
Swell 1 Height (m) Direction Period (s) | — | W 13 | W 13 | W 13 | SW 6 | — | SSW 6 | SSW 5 | SW 4 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | WSW 11 | WSW 10 | SW 10 | — | — | — | — | — |
| kJ | — | 3 | 3 | 3 | 2 | — | 3 | 2 | 1 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 12 | 11 | 4 | — | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | S 7 | SW 13 | SW 6 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | W 9 | W 9 | W 9 | W 9 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 1 | 7 | 1 | 7 | 6 | 6 | 6 | 6 | 6 | 2 | 2 | 2 | 2 | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | W 13 | — | S 7 | — | — | W 13 | W 10 | SW 13 | — | — | — | — | — | W 13 | W 13 | — | — | — | — | — | — | — | — | — |
| kJ | 3 | — | 1 | — | — | 3 | 2 | 6 | — | — | — | — | — | 4 | 3 | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | ESE 3 | SSE 3 | SSE 3 | SSE 3 | — | S 3 | SSW 3 | SSW 3 | SSW 5 | SSW 5 | SSW 4 | SW 4 | SW 5 | SW 5 | SW 5 | SW 5 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 |
| kJ | — | 1 | 1 | 1 | 1 | — | 1 | 1 | 2 | 9 | 22 | 26 | 28 | 31 | 43 | 57 | 76 | 110 | 114 | 101 | 114 | 156 | 141 | 82 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 283 | 283 | 298 | 215 | 313 | 321 | 288 | 160 | 269 | 269 | 276 | 276 | 154 | 276 | 260 | 260 | 260 | 260 | 276 | 276 | 276 | 276 | 201 | 154 |
Best forecast wave conditions in Lleyn Peninsula | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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