Surf Forecasts:
How big are the waves at Trefor today (23 Oct):
- Morning surf: Morning surf (23 Oct, local time) - 7.5ft (2.3m), 6s period with NW swell.
- Afternoon surf: Afternoon surf (23 Oct, local time) - 8ft (2.5m), 7s period with WNW swell.
- Evening surf: Evening surf (23 Oct, local time) - 6.5ft (2.0m), 7s period with WNW swell.
The current surf forecast for Trefor at 9PM is: 2.0m 7s primary swell from a West-northwest direction and 0.3m 13s secondary swell from a West-southwest direction, 0.1m 10s secondary swell from a Southwest direction (forecast issued at 12:00pm October 23). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Oct) | 7.5ft (2.3m) | 6s |
| Afternoon (23 Oct) | 8ft (2.5m) | 7s |
| Evening (23 Oct) | 6.5ft (2.0m) | 7s |
Table - waves today at Trefor. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 34mm), heaviest during Sat afternoon. Very mild (max 16°C on Sat afternoon, min 9°C on Fri morning). Winds decreasing (gales from the NW on Fri morning, moderate winds from the SW by Sun night). | |||||||||||||||||||||
Fri 23 | Saturday 24 | Sunday 25 | |||||||||||||||||||
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 | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | NW 6 | NW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 6 | W 6 | WSW 5 | SW 6 | SW 8 | SW 10 | WSW 10 | WSW 11 | WSW 9 | WSW 9 | W 8 | W 8 | W 8 | W 8 | W 7 | W 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 392 | 761 | 749 | 568 | 342 | 198 | 121 | 0 | 266 | 1101 | 2018 | 2312 | 2678 | 1885 | 1913 | 1717 | 1436 | 1241 | 826 | 573 | 402 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross-off | off | cross-off | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross |
High Tide | 7:31AM3.03m | 7:36PM3.40m | 8:01AM3.32m | 8:10PM3.66m | 8:33AM3.59m | 8:45PM3.88m | |||||||||||||||
Low Tide | 2:04PM0.72m | 2:31AM0.34m | 2:45PM0.47m | 3:09AM0.13m | 3:24PM0.27m | ||||||||||||||||
 |  | |  | |  | | | | |  |  | | | |  |  | | | | | |
 | 7:56 | — | — | — | — | — | — | 7:58 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — |
 | — | — | 6:05 | — | — | — | — | — | — | — | 6:02 | — | — | — | — | — | — | — | 5:00 | — | — |
mm | 8 | 5 | 1 | — | — | — | — | — | 2 | 5 | 11 | 1 | — | — | — | — | — | — | — | — | — |
Temp °C | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 12 | 16 | 13 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 11 |
Feels °C | -3 | -4 | -3 | -2 | 0 | 2 | 4 | 5 | 4 | 2 | 7 | 3 | -2 | -3 | -3 | -3 | -3 | -3 | 0 | 1 | 3 |
Swell 1 Height (m) Direction Period (s) | SW 12 | WSW 12 | — | WSW 13 | WSW 13 | — | — | NNW 6 | N 6 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 303 | 243 | — | 66 | 31 | — | — | 4 | 1 | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | WSW 14 | — | — | — | SW 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 186 | — | — | — | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 6 | NW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 6 | W 6 | WSW 5 | SW 6 | SW 8 | SW 10 | WSW 10 | WSW 11 | WSW 9 | WSW 9 | W 8 | W 8 | W 8 | W 8 | W 7 | W 7 |
| kJ | 392 | 761 | 749 | 568 | 342 | 198 | 121 | 86 | 266 | 1101 | 2018 | 2312 | 2678 | 1885 | 1913 | 1717 | 1436 | 1241 | 826 | 573 | 402 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 300 | 283 | 307 | 620 | 276 | 276 | 144 | 280 | 287 | 875 | 933 | 936 | 960 | 960 | 960 | 1048 | 593 | 1060 | 517 | 517 | 295 |
Best forecast wave conditions in Lleyn Peninsula | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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