Surf Forecasts:
How big are the waves at Porth Dinllaen today (02 Sep):
- Morning surf: Morning surf (02 Sep, local time) - 0.5ft (0.1m), 16s period with W swell.
- Afternoon surf: Afternoon surf (02 Sep, local time) - 0.5ft (0.1m), 16s period with W swell.
- Evening surf: Evening surf (02 Sep, local time) - 5ft (1.6m), 7s period with SW swell.
The current surf forecast for Porth Dinllaen at 7PM is: 1.6m 6s primary swell from a Southwest direction (forecast issued at 12:00pm September 02). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (02 Sep) | 0.5ft (0.1m) | 16s |
| Afternoon (02 Sep) | 0.5ft (0.1m) | 16s |
| Evening (02 Sep) | 5ft (1.6m) | 7s |
Table - waves today at Porth Dinllaen. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 16mm), heaviest on Thu night. Very mild (max 18°C on Wed night, min 14°C on Fri morning). Winds decreasing (strong winds from the SW on Thu afternoon, light winds from the WNW by Fri night). | |||||||||||||||||||||
Wed 2 | Thursday 3 | Friday 4 | |||||||||||||||||||
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) | W 16 | W 16 | SW 6 | SW 6 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 5 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | WSW 7 | WSW 5 | WSW 5 | WSW 5 | WSW 5 | WSW 5 |
Wave Graph  | |||||||||||||||||||||
 kJ | 5 | 5 | 0 | 188 | 233 | 244 | 163 | 139 | 143 | 83 | 154 | 167 | 167 | 113 | 101 | 172 | 127 | 126 | 99 | 64 | 56 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross | cross-off | cross | cross | cross | cross | cross | cross | cross-off | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on |
High Tide | 12:24PM3.50m | 00:46AM3.58m | 1:09PM3.29m | 1:36AM3.27m | 2:05PM3.04m | ||||||||||||||||
Low Tide | 7:12AM0.45m | 7:25PM0.63m | 7:56AM0.73m | 8:16PM0.86m | 8:52AM1.01m | 9:25PM1.07m | |||||||||||||||
 | |  | |  |  | | | | |  | |  |  | | | | | |  |  | |
 | 6:28 | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — |
 | — | — | — | 8:05 | — | — | — | — | — | — | — | 8:02 | — | — | — | — | — | — | — | 8:00 | — |
mm | 3 | 2 | — | — | — | — | — | — | — | — | — | — | 2 | 9 | — | — | — | — | — | — | — |
Temp °C | 15 | 17 | 17 | 17 | 17 | 18 | 17 | 16 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 15 | 14 | 15 | 17 | 17 | 16 |
Feels °C | 9 | 13 | 13 | 13 | 13 | 14 | 13 | 13 | 14 | 13 | 12 | 11 | 11 | 14 | 13 | 9 | 7 | 8 | 10 | 11 | 10 |
Swell 1 Height (m) Direction Period (s) | W 16 | W 16 | — | — | — | — | — | — | — | — | — | — | SW 14 | SW 6 | SW 14 | — | — | NW 5 | — | — | SW 14 |
| kJ | 5 | 5 | — | — | — | — | — | — | — | — | — | — | 8 | 113 | 8 | — | — | 7 | — | — | 8 |
Swell 2 Height (m) Direction Period (s) | W 16 | — | — | — | — | — | — | — | — | — | — | — | — | SW 14 | — | — | — | — | — | — | — |
| kJ | 5 | — | — | — | — | — | — | — | — | — | — | — | — | 8 | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSW 5 | SSW 6 | SW 6 | SW 6 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 5 | SW 6 | SW 6 | SW 6 | WSW 6 | SW 6 | WSW 7 | WSW 5 | WSW 5 | WSW 5 | WSW 5 | WSW 5 |
| kJ | 64 | 131 | 116 | 188 | 233 | 244 | 163 | 139 | 143 | 83 | 154 | 167 | 167 | 106 | 101 | 172 | 127 | 126 | 99 | 64 | 56 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 285 | 285 | 287 | 287 | 311 | 265 | 268 | 268 | 268 | 309 | 321 | 318 | 287 | 146 | 13 | 136 | 724 | 518 | 265 | 308 | 244 |
Best forecast wave conditions in Lleyn Peninsula | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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Live Wave Height (m)
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