Surf Forecasts:
How big are the waves at Llanddwyn Island today (13 Aug):
- Morning surf: Morning surf (13 Aug, local time) - 0.5ft (0.2m), 8s period with WSW swell.
- Afternoon surf: Afternoon surf (13 Aug, local time) - 0.5ft (0.2m), 8s period with WSW swell.
- Evening surf: Evening surf (13 Aug, local time) - 0.5ft (0.2m), 7s period with WSW swell.
The current surf forecast for Llanddwyn Island at 2AM is: 0.1m 9s primary swell from a Southwest direction and 0.1m 6s secondary swell from a Southwest direction (forecast issued at 06:00pm August 12). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Aug) | 0.5ft (0.2m) | 8s |
| Afternoon (13 Aug) | 0.5ft (0.2m) | 8s |
| Evening (13 Aug) | 0.5ft (0.2m) | 7s |
Table - waves today at Llanddwyn Island. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Fri morning. Warm (max 28°C on Wed afternoon, min 15°C on Fri night). Wind will be generally light. | |||||||||||||||||||
Wed 12 | Thursday 13 | Friday 14 | |||||||||||||||||
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) | W 10 | SW 10 | SW 9 | W 11 | WSW 9 | WSW 8 | WSW 8 | WSW 8 | WSW 7 | WSW 10 | SW 4 | SW 4 | SW 5 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | WSW 4 |
Wave Graph  | |||||||||||||||||||
 kJ | 2 | 4 | 3 | 3 | 8 | 7 | 6 | 6 | 5 | 9 | 5 | 20 | 17 | 10 | 9 | 7 | 3 | 3 | 2 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | cross | cross-on | cross-on | cross-on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off |
High Tide | 9:54PM4.35m | 10:25AM4.00m | 10:38PM4.54m | 11:07AM4.05m | |||||||||||||||
Low Tide | 4:20PM0.13m | 4:50AM-0.29m | 5:04PM-0.02m | 5:34AM-0.40m | 5:45PM-0.06m | ||||||||||||||
 | |  | | |  | | | | | | |  | |  |  | | | | |
 | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | — | 8:52 | — | — | — | — | — | — | — | 8:50 | — | — | — | — | — | — | — | 8:47 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — |
Temp °C | 28 | 26 | 25 | 24 | 22 | 21 | 22 | 23 | 23 | 21 | 19 | 18 | 17 | 17 | 17 | 16 | 18 | 18 | 15 |
Feels °C | 27 | 26 | 24 | 22 | 21 | 20 | 21 | 22 | 23 | 21 | 19 | 17 | 16 | 18 | 17 | 15 | 16 | 16 | 13 |
Swell 1 Height (m) Direction Period (s) | SSW 3 | SW 10 | SW 9 | SW 6 | WSW 9 | WSW 8 | WSW 8 | WSW 8 | WSW 7 | WSW 7 | SW 7 | SW 8 | SW 5 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | WSW 4 |
| kJ | 1 | 4 | 3 | 1 | 8 | 7 | 6 | 6 | 5 | 5 | 2 | 2 | 17 | 10 | 9 | 7 | 3 | 3 | 2 |
Swell 2 Height (m) Direction Period (s) | SW 6 | — | SW 6 | SW 9 | SW 6 | — | — | — | SW 10 | WSW 10 | W 11 | SW 9 | — | — | — | SW 8 | SW 8 | SW 7 | — |
| kJ | 1 | — | 1 | 3 | 1 | — | — | — | 4 | 9 | 2 | 3 | — | — | — | 2 | 2 | 2 | — |
Swell 3 Height (m) Direction Period (s) | W 10 | SW 6 | — | W 11 | — | — | — | — | — | — | SW 10 | SW 6 | W 9 | — | — | — | — | — | SW 7 |
| kJ | 2 | 1 | — | 2 | — | — | — | — | — | — | 4 | 2 | 2 | — | — | — | — | — | 2 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | SSW 2 | — | — | — | SW 2 | SW 4 | SW 4 | — | — | — | NW 4 | NW 4 | NW 4 | — |
| kJ | — | — | — | — | — | 1 | — | — | — | 1 | 5 | 20 | — | — | — | 2 | 2 | 2 | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 150 | 144 | 144 | 144 | 144 | 144 | 162 | 269 | 269 | 269 | 175 | 162 | 175 | 175 | 175 | 291 | 355 | 175 | 175 |
Best forecast wave conditions in Anglesy | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
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