Surf Forecasts:
How big are the waves at Llanddwyn Island today (27 Jul):
- Morning surf: Morning surf (27 Jul, local time) - 1.5ft (0.5m), 5s period with NW swell.
- Afternoon surf: Afternoon surf (27 Jul, local time) - 2ft (0.6m), 4s period with SW swell.
- Evening surf: Evening surf (27 Jul, local time) - 2.5ft (0.7m), 4s period with SW swell.
The current surf forecast for Llanddwyn Island at 1PM is: 0.6m 4s primary swell from a Southwest direction and 0.3m 4s secondary swell from a Northwest direction (forecast issued at 06:00am July 27). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Jul) | 1.5ft (0.5m) | 5s |
| Afternoon (27 Jul) | 2ft (0.6m) | 4s |
| Evening (27 Jul) | 2.5ft (0.7m) | 4s |
Table - waves today at Llanddwyn Island. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Wed night. Very mild (max 19°C on Tue morning, min 14°C on Wed night). Winds decreasing (fresh winds from the SSW on Tue morning, light winds from the SW by Wed night). | |||||||||||||||||||||||
Monday 27 | Tuesday 28 | Wednesday 29 | |||||||||||||||||||||
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) | WNW 4 | NW 5 | NW 5 | SW 4 | SW 4 | SW 4 | SW 4 | SW 5 | SW 6 | SW 5 | SW 5 | SW 5 | SW 5 | SW 5 | SW 5 | SW 5 | SW 5 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 23 | 17 | 10 | 14 | 16 | 17 | 20 | 25 | 44 | 41 | 58 | 49 | 48 | 50 | 45 | 35 | 21 | 16 | 11 | 8 | 5 | 5 | 16 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross-on |
High Tide | 9:01AM3.24m | 9:19PM3.52m | 9:41AM3.38m | 9:56PM3.72m | 10:17AM3.50m | ||||||||||||||||||
Low Tide | 3:23AM0.93m | 3:37PM0.90m | 4:03AM0.71m | 4:13PM0.71m | 4:39AM0.51m | 4:47PM0.55m | |||||||||||||||||
 |  |  | | | |  |  | | |  | | | | | | | | | | | | | |
 | 5:24 | — | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — |
 | — | — | — | — | — | 9:21 | — | — | — | — | — | — | — | 9:19 | — | — | — | — | — | — | — | 9:17 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 14 | 15 | 15 | 17 | 18 | 17 | 17 | 17 | 17 | 18 | 19 | 19 | 18 | 17 | 16 | 16 | 16 | 18 | 19 | 19 | 19 | 17 |
Feels °C | 11 | 12 | 12 | 12 | 14 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 15 | 15 | 16 | 17 | 16 | 17 | 15 |
Swell 1 Height (m) Direction Period (s) | SW 5 | SW 4 | NW 5 | NW 4 | NW 4 | — | — | — | — | — | — | — | — | — | WSW 5 | SW 5 | WSW 5 | WSW 4 | SW 4 | — | — | — | WSW 4 |
| kJ | 7 | 10 | 10 | 3 | 1 | — | — | — | — | — | — | — | — | — | 21 | 23 | 8 | 8 | 5 | — | — | — | 7 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WNW 4 | NW 5 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | SW 5 | SW 6 | SW 5 | SW 5 | SW 5 | SW 5 | SW 5 | SW 5 | SW 5 | SW 5 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 |
| kJ | 23 | 17 | 10 | 14 | 16 | 17 | 20 | 25 | 44 | 41 | 58 | 49 | 48 | 50 | 45 | 35 | 21 | 16 | 11 | 8 | 5 | 5 | 16 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 311 | 177 | 272 | 267 | 255 | 255 | 267 | 267 | 221 | 267 | 294 | 272 | 272 | 118 | 267 | 267 | 267 | 269 | 270 | 329 | 304 | 267 | 267 |
Best forecast wave conditions in Anglesy | |||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||||
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