Surf Forecasts:
How big are the waves at Llanddwyn Island today (18 Jun):
- Morning surf: Morning surf (18 Jun, local time) - 3ft (0.9m), 4s period with SSW swell.
- Afternoon surf: Afternoon surf (18 Jun, local time) - 4ft (1.2m), 5s period with SW swell.
- Evening surf: Evening surf (18 Jun, local time) - 3.5ft (1.1m), 6s period with SW swell.
The current surf forecast for Llanddwyn Island at 2AM is: 0.9m 5s primary swell from a Southwest direction and 0.1m 10s secondary swell from a Southwest direction, 0.1m 10s secondary swell from a Southwest direction (forecast issued at 06:00pm June 17). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jun) | 3ft (0.9m) | 4s |
| Afternoon (18 Jun) | 4ft (1.2m) | 5s |
| Evening (18 Jun) | 3.5ft (1.1m) | 6s |
Table - waves today at Llanddwyn Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 10mm), heaviest on Thu afternoon. Very mild (max 17°C on Fri morning, min 13°C on Wed night). Winds decreasing (fresh winds from the S on Fri morning, light winds from the WNW by Fri night). | ||||||||||||||||||||||||
Wed 17 | Thursday 18 | Friday 19 | Sat 20 | |||||||||||||||||||||
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 | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SW 5 | SW 5 | SW 5 | SW 5 | SW 5 | SSW 4 | SSW 4 | SSW 5 | SW 6 | SW 6 | SW 6 | SW 6 | SSW 6 | SSW 6 | SSW 6 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 49 | 58 | 60 | 52 | 33 | 26 | 34 | 61 | 101 | 112 | 77 | 77 | 77 | 93 | 145 | 178 | 208 | 159 | 105 | 86 | 73 | 51 | 42 | 25 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on |
High Tide | 11:50PM4.33m | 12:26PM3.83m | 00:42AM4.24m | 1:22PM3.61m | 1:37AM4.08m | |||||||||||||||||||
Low Tide | 6:23PM0.15m | 6:56AM-0.17m | 7:11PM0.29m | 7:47AM-0.03m | 8:01PM0.48m | 8:40AM0.19m | ||||||||||||||||||
 |  |  | |  |  | |  | |  | | | | | | | | | | |  | | | | |
 | — | — | — | — | 4:50 | — | — | — | — | — | — | — | 4:50 | — | — | — | — | — | — | — | 4:50 | — | — | — |
 | — | 9:45 | — | — | — | — | — | — | — | 9:46 | — | — | — | — | — | — | — | 9:46 | — | — | — | — | — | 9:46 |
mm | — | — | — | — | — | — | — | 2 | 4 | 1 | — | — | — | — | — | — | 1 | 1 | — | — | 1 | — | — | — |
Temp °C | 15 | 15 | 14 | 14 | 13 | 14 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 16 | 15 | 14 | 14 | 14 | 13 | 13 | 14 |
Feels °C | 10 | 11 | 11 | 11 | 11 | 10 | 11 | 12 | 13 | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 12 |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 12 | W 12 | SW 10 | SW 5 | SW 6 | WSW 7 | SW 9 | SW 9 | — | — | W 11 | — | — | — | — | — | — | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 |
| kJ | 5 | 5 | 3 | 4 | 33 | 6 | 5 | 3 | 3 | — | — | 2 | — | — | — | — | — | — | 77 | 56 | 44 | 51 | 42 | 25 |
Swell 2 Height (m) Direction Period (s) | — | — | — | SW 10 | SW 10 | WSW 9 | WSW 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 4 | — | — |
| kJ | — | — | — | 4 | 4 | 9 | 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | SW 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 5 | SW 5 | SW 5 | SW 5 | — | SSW 4 | SSW 4 | SSW 5 | SW 6 | SW 6 | SW 6 | SW 6 | SSW 6 | SSW 6 | SSW 6 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | — | — | — |
| kJ | 49 | 58 | 60 | 52 | — | 26 | 34 | 61 | 101 | 112 | 77 | 77 | 77 | 93 | 145 | 178 | 208 | 159 | 105 | 86 | 73 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 291 | 275 | 216 | 169 | 169 | 187 | 216 | 267 | 267 | 169 | 169 | 169 | 185 | 185 | 187 | 187 | 305 | 254 | 108 | 110 | 213 | 35 | 37 | 166 |
Best forecast wave conditions in Anglesy | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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