Surf Forecasts:
How big are the waves at Trefor today (22 Aug):
- Morning surf: Morning surf (22 Aug, local time) - 0.5ft (0.1m), 15s period with SW swell.
- Afternoon surf: Afternoon surf (22 Aug, local time) - 1.5ft (0.4m), 4s period with NW swell.
- Evening surf: Evening surf (22 Aug, local time) - 0.5ft (0.1m), 15s period with SW swell.
The current surf forecast for Trefor at 12PM is: 0.1m 15s primary swell from a Southwest direction and 0.4m 5s secondary swell from a Northwest direction (forecast issued at 06:00am August 22). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Aug) | 0.5ft (0.1m) | 15s |
| Afternoon (22 Aug) | 1.5ft (0.4m) | 4s |
| Evening (22 Aug) | 0.5ft (0.1m) | 15s |
Table - waves today at Trefor. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 20°C on Mon morning, min 12°C on Sat night). Wind will be generally light. | |||||||||||||||||||||||
Saturday 22 | Sunday 23 | Monday 24 | |||||||||||||||||||||
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) | NNW 5 | NNW 5 | SW 15 | NW 5 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | WSW 13 | SW 14 | WSW 10 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 9 | 10 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 17 | 8 | 11 | 8 | 8 | 7 | 7 | 7 | 7 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross | cross-off | cross-off | cross-off | off | cross-off | cross | cross | cross-off |
High Tide | 5:33PM2.53m | 6:20AM2.50m | 6:50PM2.69m | 7:21AM2.66m | 7:41PM2.94m | ||||||||||||||||||
Low Tide | 11:38AM1.52m | 00:38AM1.42m | 1:09PM1.39m | 1:49AM1.20m | 2:04PM1.15m | ||||||||||||||||||
 |  | | |  | |  | | | | | | | | | | | |  | | | | | |
 | 6:09 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | — | — | — | — | 8:30 | — | — | — | — | — | — | — | 8:28 | — | — | — | — | — | — | — | 8:25 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 12 | 13 | 13 | 14 | 15 | 15 | 13 | 13 | 12 | 12 | 14 | 16 | 16 | 17 | 15 | 17 | 16 | 16 | 18 | 20 | 20 | 20 | 19 |
Feels °C | 10 | 10 | 11 | 11 | 11 | 11 | 10 | 11 | 10 | 11 | 13 | 14 | 14 | 15 | 12 | 15 | 14 | 14 | 17 | 18 | 17 | 17 | 15 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 13 | NW 5 | SW 15 | SW 15 | SW 15 | SW 15 | NW 4 | NNW 5 | NNW 5 | NNW 4 | SW 14 | SW 14 | SW 13 | WSW 13 | SW 11 | WSW 10 | SW 10 | SW 10 | SSE 3 | — | SW 9 | SW 9 |
| kJ | 7 | 7 | 6 | 8 | 8 | 8 | 8 | 1 | 2 | 2 | 2 | 7 | 7 | 7 | 17 | 5 | 11 | 4 | 4 | 1 | — | 3 | 3 |
Swell 2 Height (m) Direction Period (s) | W 6 | — | SW 15 | W 6 | SW 12 | W 12 | W 12 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | — | — | SW 13 | — | SW 14 | SW 14 | SW 14 | SW 9 | SW 9 | — | SW 13 |
| kJ | 1 | — | 8 | 1 | 6 | 3 | 3 | 8 | 8 | 8 | 8 | 8 | — | — | 7 | — | 8 | 8 | 8 | 3 | 3 | — | 7 |
Swell 3 Height (m) Direction Period (s) | W 16 | W 6 | — | — | W 5 | — | W 12 | W 12 | W 12 | — | — | — | — | — | — | SW 14 | — | — | — | SW 14 | SW 13 | SW 13 | — |
| kJ | 5 | 1 | — | — | 1 | — | 3 | 3 | 3 | — | — | — | — | — | — | 8 | — | — | — | 7 | 7 | 7 | — |
Wind waves Height (m) Direction Period (s) | NNW 5 | NNW 5 | — | NW 5 | NW 3 | NNW 3 | NNW 3 | NNW 3 | N 3 | — | — | NW 4 | NW 2 | NNW 3 | N 3 | — | — | ESE 2 | SSE 3 | SE 3 | ESE 3 | — | E 2 |
| kJ | 9 | 10 | — | 6 | 4 | 4 | 2 | 1 | 1 | — | — | 1 | 1 | 1 | 1 | — | — | 1 | 1 | 2 | 1 | — | 1 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 155 | 155 | 155 | 204 | 298 | 305 | 204 | 155 | 155 | 153 | 136 | 136 | 156 | 204 | 152 | 130 | 204 | 204 | 280 | 283 | 283 | 280 | 280 |
Best forecast wave conditions in Lleyn Peninsula | |||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||||
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