Surf Forecasts:
How big are the waves at Llanddwyn Island today (25 Sep):
- Morning surf: Morning surf (25 Sep, local time) - 2ft (0.6m), 5s period with SW swell.
- Afternoon surf: Afternoon surf (25 Sep, local time) - 0.5ft (0.2m), 16s period with WSW swell.
- Evening surf: Evening surf (25 Sep, local time) - 0.5ft (0.1m), 14s period with SW swell.
The current surf forecast for Llanddwyn Island at 8AM is: 0.7m 5s primary swell from a Southwest direction and 0.1m 17s secondary swell from a Southwest direction (forecast issued at 12:00am September 25). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Sep) | 2ft (0.6m) | 5s |
| Afternoon (25 Sep) | 0.5ft (0.2m) | 16s |
| Evening (25 Sep) | 0.5ft (0.1m) | 14s |
Table - waves today at Llanddwyn Island. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 10mm), heaviest on Sun afternoon. Very mild (max 17°C on Sun afternoon, min 13°C on Fri morning). Winds increasing (calm on Fri afternoon, fresh winds from the S by Sun morning). | ||||||||||||||||||||||||
Friday 25 | Saturday 26 | Sunday 27 | ||||||||||||||||||||||
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 | 4 PM | 7 PM | 10 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SW 5 | SW 5 | SW 5 | SW 5 | WSW 16 | WSW 16 | SW 15 | SW 14 | WSW 4 | WSW 4 | WSW 4 | SW 5 | SW 5 | SW 5 | SW 5 | SW 6 | SW 5 | SW 5 | SW 6 | SSW 6 | SSW 6 | SSW 6 | SW 6 | SW 6 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 46 | 40 | 23 | 13 | 25 | 24 | 9 | 8 | 14 | 16 | 25 | 43 | 55 | 63 | 68 | 76 | 65 | 62 | 88 | 108 | 100 | 115 | 126 | 66 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | cross | cross-off | cross | glassy | cross-on | cross-on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-off |
High Tide | 9:23AM3.66m | 9:29PM4.06m | 9:50AM3.87m | 9:58PM4.25m | 10:18AM4.03m | |||||||||||||||||||
Low Tide | 3:39AM0.35m | 3:48PM0.45m | 4:12AM0.11m | 4:23PM0.24m | 4:46AM-0.05m | 4:58PM0.11m | ||||||||||||||||||
 | |  |  | | | |  | | | |  | | | | | |  | |  | | |  | | |
 | — | — | 7:07 | — | — | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:11 | — | — | — | — | — |
 | — | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:05 | — |
mm | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 9 | 3 |
Temp °C | 16 | 16 | 14 | 13 | 14 | 14 | 13 | 13 | 14 | 14 | 13 | 15 | 15 | 16 | 15 | 14 | 14 | 13 | 13 | 13 | 15 | 17 | 14 | 13 |
Feels °C | 13 | 14 | 12 | 11 | 12 | 13 | 10 | 10 | 11 | 11 | 9 | 11 | 10 | 12 | 12 | 11 | 11 | 9 | 8 | 7 | 9 | 13 | 13 | 11 |
Swell 1 Height (m) Direction Period (s) | — | W 19 | SW 5 | SW 5 | SW 4 | SW 5 | SW 5 | SW 14 | SW 13 | SW 9 | — | W 12 | — | — | W 14 | W 14 | W 14 | W 13 | — | W 13 | W 13 | W 13 | SW 6 | SW 6 |
| kJ | — | 7 | 23 | 13 | 7 | 6 | 4 | 8 | 7 | 3 | — | 3 | — | — | 4 | 4 | 4 | 4 | — | 3 | 3 | 3 | 126 | 66 |
Swell 2 Height (m) Direction Period (s) | W 20 | — | SW 17 | SW 16 | NW 4 | NW 4 | WNW 4 | SW 9 | — | W 12 | — | — | — | — | — | — | — | — | — | — | W 13 | — | W 13 | SW 13 |
| kJ | 8 | — | 12 | 10 | 4 | 2 | 1 | 3 | — | 3 | — | — | — | — | — | — | — | — | — | — | 3 | — | 3 | 7 |
Swell 3 Height (m) Direction Period (s) | — | — | W 11 | W 10 | WSW 16 | WSW 16 | SW 15 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 2 | 2 | 25 | 24 | 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 5 | SW 5 | — | NW 4 | NW 4 | — | — | SW 3 | WSW 4 | WSW 4 | WSW 4 | SW 5 | SW 5 | SW 5 | SW 5 | SW 6 | SW 5 | SW 5 | SW 6 | SSW 6 | SSW 6 | SSW 6 | SW 6 | NW 4 |
| kJ | 46 | 40 | — | 3 | 3 | — | — | 3 | 14 | 16 | 25 | 43 | 55 | 63 | 68 | 76 | 65 | 62 | 88 | 108 | 100 | 115 | 91 | 7 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 164 | 108 | 159 | 162 | 159 | 159 | 159 | 159 | 164 | 164 | 164 | 175 | 239 | 291 | 175 | 169 | 169 | 169 | 169 | 169 | 169 | 110 | 38 | 6 |
Best forecast wave conditions in Anglesy | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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