Surf Forecasts:
How big are the waves at Trefor today (13 Nov):
- Morning surf: Morning surf (13 Nov, local time) - 1ft (0.3m), 9s period with SW swell.
- Afternoon surf: Afternoon surf (13 Nov, local time) - 1ft (0.3m), 9s period with SW swell.
- Evening surf: Evening surf (13 Nov, local time) - 1ft (0.3m), 9s period with SW swell.
The current surf forecast for Trefor at 3PM is: 0.3m 9s primary swell from a Southwest direction and 0.1m 4s secondary swell from a Northwest direction (forecast issued at 11:00am November 13). The wind direction is predicted to be cross-offshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Nov) | 1ft (0.3m) | 9s |
| Afternoon (13 Nov) | 1ft (0.3m) | 9s |
| Evening (13 Nov) | 1ft (0.3m) | 9s |
Table - waves today at Trefor. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 9mm), mostly falling on Sun morning. Very mild (max 11°C on Sun morning, min 5°C on Sun night). Winds increasing (calm on Fri morning, strong winds from the NW by Sun afternoon). | ||||||||||||||||||||||||
Fri 13 | Saturday 14 | Sunday 15 | Mon 16 | |||||||||||||||||||||
9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 | SSW 8 | SW 14 | WSW 13 | WSW 13 | W 13 | SSW 6 | SSW 6 | SSW 6 | SSW 7 | SSW 7 | SSW 7 | SW 7 | SW 8 | SW 8 | NW 6 | WNW 7 | NW 7 | NW 7 | SW 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 13 | 13 | 13 | 12 | 12 | 28 | 8 | 18 | 17 | 7 | 0 | 202 | 253 | 282 | 262 | 293 | 365 | 216 | 114 | 229 | 297 | 205 | 73 | 53 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-off | cross-off | cross-off | off | cross-off | cross-off | off | off | off | off | off | off | off | off | off | off | cross-on | cross | cross-on | on | cross-on | on | cross-on |
High Tide | 10:26AM3.44m | 10:48PM3.08m | 11:04AM3.25m | 11:26PM2.84m | 11:45AM3.05m | 00:10AM2.61m | ||||||||||||||||||
Low Tide | 5:34PM0.71m | 5:42AM0.95m | 6:17PM0.89m | 6:23AM1.10m | 7:05PM1.05m | |||||||||||||||||||
 |  | |  |  | | | | | | | | | |  | |  | | | | |  | | | |
 | 7:35 | — | — | — | — | — | — | 7:37 | — | — | — | — | — | — | — | 7:39 | — | — | — | — | — | — | — | 7:41 |
 | — | — | 4:25 | — | — | — | — | — | — | — | 4:23 | — | — | — | — | — | — | — | 4:22 | — | — | — | — | 4:21 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | 1 | 2 | 2 | 1 | 1 | 1 | — | — |
Temp °C | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 10 | 10 | 9 | 9 | 8 | 9 | 10 | 11 | 10 | 8 | 5 | 5 | 6 | 6 |
Feels °C | 5 | 5 | 5 | 5 | 5 | 3 | 2 | 2 | 1 | 1 | 2 | 2 | 0 | 1 | 0 | 2 | 5 | 7 | 3 | -2 | -5 | -2 | 0 | -1 |
Swell 1 Height (m) Direction Period (s) | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 | SW 14 | SW 12 | WSW 11 | SW 13 | W 13 | — | WSW 12 | SW 12 | SW 11 | WSW 11 | SW 7 | — | SW 8 | SW 8 | SW 7 | SW 7 | SW 8 | NW 7 | SW 9 |
| kJ | 13 | 13 | 13 | 12 | 12 | 8 | 5 | 12 | 7 | 3 | — | 14 | 34 | 19 | 11 | 122 | — | 216 | 114 | 52 | 33 | 20 | 73 | 53 |
Swell 2 Height (m) Direction Period (s) | NW 5 | NNW 4 | NW 4 | — | SW 14 | — | SW 14 | WSW 13 | WSW 13 | SW 13 | — | — | WSW 12 | WSW 11 | — | W 11 | — | — | — | — | — | WSW 10 | WSW 10 | NW 6 |
| kJ | 3 | 2 | 1 | — | 8 | — | 8 | 18 | 17 | 7 | — | — | 14 | 12 | — | 2 | — | — | — | — | — | 11 | 63 | 9 |
Swell 3 Height (m) Direction Period (s) | — | — | W 16 | W 16 | SW 14 | — | — | — | SW 8 | SW 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | WNW 4 |
| kJ | — | — | 5 | 5 | 8 | — | — | — | 3 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | 6 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | W 3 | SSW 8 | SSW 4 | SSW 4 | SSW 4 | SSW 5 | SSW 6 | SSW 6 | SSW 6 | SSW 7 | SSW 7 | SSW 7 | SW 7 | — | NW 4 | NW 6 | WNW 7 | NW 7 | — | — |
| kJ | — | — | — | — | 1 | 28 | 15 | 26 | 44 | 75 | 151 | 202 | 253 | 282 | 262 | 293 | 365 | — | 42 | 229 | 297 | 205 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 136 | 136 | 155 | 147 | 136 | 206 | 154 | 154 | 154 | 286 | 286 | 206 | 358 | 333 | 276 | 153 | 108 | 276 | 288 | 298 | 310 | 206 | 39 | 149 |
Best forecast wave conditions in Lleyn Peninsula | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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