Surf Forecasts:
How big are the waves at Trefor today (19 Jul):
- Morning surf: Morning surf (19 Jul, local time) - 0.5ft (0.2m), 4s period with NNW swell.
- Afternoon surf: Afternoon surf (19 Jul, local time) - 1.5ft (0.4m), 3s period with NNW swell.
- Evening surf: Evening surf (19 Jul, local time) - 1ft (0.3m), 3s period with NNW swell.
The current surf forecast for Trefor at 11AM is: 0.3m 4s primary swell from a North-northwest direction (forecast issued at 06:00am July 19). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Jul) | 0.5ft (0.2m) | 4s |
| Afternoon (19 Jul) | 1.5ft (0.4m) | 3s |
| Evening (19 Jul) | 1ft (0.3m) | 3s |
Table - waves today at Trefor. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Sun morning, min 11°C on Tue night). Wind will be generally light. | |||||||||||||||||||||||
Sunday 19 | Monday 20 | Tuesday 21 | |||||||||||||||||||||
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 | NNW 4 | NW 3 | NW 3 | NNW 3 | NNW 3 | N 3 | N 4 | NNW 4 | NNW 5 | NW 3 | NW 3 | NNW 3 | NNW 3 | NNW 5 | NNW 5 | NW 5 | NNW 5 | NNW 3 | NNW 4 | N 4 | N 3 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 5 | 0 | 2 | 2 | 5 | 3 | 2 | 2 | 2 | 0 | 5 | 2 | 4 | 6 | 3 | 9 | 0 | 0 | 0 | 3 | 7 | 6 | 3 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on |
High Tide | 12:57PM3.23m | 1:15AM3.63m | 1:45PM3.03m | 2:05AM3.31m | 2:38PM2.85m | ||||||||||||||||||
Low Tide | 7:44AM0.13m | 7:51PM0.51m | 8:28AM0.43m | 8:35PM0.76m | 9:14AM0.74m | 9:25PM1.01m | |||||||||||||||||
 |  |  | | | | |  | | | | | | |  | | | | | | | | | |
 | 5:13 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — |
 | — | — | — | — | — | 9:31 | — | — | — | — | — | — | — | 9:30 | — | — | — | — | — | — | — | 9:29 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 15 | 16 | 18 | 18 | 18 | 15 | 15 | 13 | 13 | 14 | 15 | 15 | 16 | 15 | 15 | 15 | 15 | 16 | 17 | 18 | 18 | 15 |
Feels °C | 14 | 14 | 15 | 15 | 16 | 15 | 12 | 13 | 10 | 12 | 11 | 11 | 11 | 13 | 12 | 13 | 14 | 14 | 15 | 15 | 16 | 15 | 12 |
Swell 1 Height (m) Direction Period (s) | W 11 | NNW 5 | — | — | — | — | — | — | — | NNW 4 | — | — | — | — | — | NW 4 | NNW 5 | NW 5 | NNW 5 | — | — | — | — |
| kJ | 2 | 4 | — | — | — | — | — | — | — | 1 | — | — | — | — | — | 3 | 11 | 7 | 3 | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNW 5 | — | NNW 4 | NW 3 | NW 3 | NNW 3 | NNW 3 | N 3 | N 4 | — | NNW 5 | NW 3 | NW 3 | NNW 3 | NNW 3 | NNW 5 | — | — | — | NNW 3 | NNW 4 | N 4 | N 3 |
| kJ | 5 | — | 2 | 2 | 5 | 3 | 2 | 2 | 2 | — | 5 | 2 | 4 | 6 | 3 | 9 | — | — | — | 3 | 7 | 6 | 3 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 277 | 277 | 298 | 277 | 298 | 298 | 283 | 283 | 283 | 283 | 298 | 298 | 1063 | 330 | 283 | 283 | 236 | 277 | 284 | 335 | 1063 | 329 | 57 |
Best forecast wave conditions in Lleyn Peninsula | |||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||||
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