Surf Forecasts:
How big are the waves at Harlech today (16 Aug):
- Morning surf: Morning surf (16 Aug, local time) - 0.5ft (0.1m), 7s period with SW swell.
- Afternoon surf: Afternoon surf (16 Aug, local time) - 0.5ft (0.1m), 7s period with W swell.
- Evening surf: Evening surf (16 Aug, local time) - 0.5ft (0.1m), 7s period with W swell.
The current surf forecast for Harlech at 5PM is: 0.1m 7s primary swell from a West direction (forecast issued at 12:00pm August 16). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Aug) | 0.5ft (0.1m) | 7s |
| Afternoon (16 Aug) | 0.5ft (0.1m) | 7s |
| Evening (16 Aug) | 0.5ft (0.1m) | 7s |
Table - waves today at Harlech. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Mon night. Very mild (max 18°C on Mon night, min 14°C on Tue night). Wind will be generally light. | |||||||||||||||||||||
Sun 16 | Monday 17 | Tuesday 18 | |||||||||||||||||||
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 7 | SW 7 | W 7 | W 7 | W 7 | WSW 3 | SW 4 | SW 4 | WSW 4 | SW 5 | SW 5 | WSW 5 | SW 3 | SW 4 | WSW 5 | WSW 5 | WSW 5 | WSW 6 | WSW 6 | SW 6 | WSW 4 |
Wave Graph  | |||||||||||||||||||||
 kJ | 2 | 2 | 1 | 1 | 1 | 2 | 3 | 4 | 8 | 6 | 6 | 5 | 2 | 12 | 19 | 22 | 14 | 24 | 13 | 15 | 16 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-on | cross-on | cross-on | cross-on | cross | glassy | cross-on | on | on | on | cross | cross | cross-on | on | cross-on | cross-on | on | on | cross-on | on |
High Tide | 11:08AM4.22m | 11:27PM4.53m | 11:47AM4.01m | 00:07AM4.18m | 12:27PM3.74m | ||||||||||||||||
Low Tide | 6:04PM0.39m | 6:35AM0.40m | 6:37PM0.62m | 7:06AM0.73m | 7:09PM0.90m | ||||||||||||||||
 |  | | |  | | | | | | | | |  | | | | | | |  | |
 | 5:58 | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — |
 | — | — | — | 8:40 | — | — | — | — | — | — | — | 8:38 | — | — | — | — | — | — | — | 8:37 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 1 | — | — | — | — | — | — |
Temp °C | 15 | 16 | 16 | 15 | 15 | 16 | 16 | 16 | 17 | 17 | 16 | 16 | 16 | 16 | 18 | 16 | 16 | 16 | 17 | 17 | 17 |
Feels °C | 15 | 14 | 14 | 14 | 14 | 17 | 17 | 16 | 17 | 17 | 15 | 15 | 13 | 14 | 17 | 14 | 14 | 13 | 14 | 15 | 15 |
Swell 1 Height (m) Direction Period (s) | SW 7 | SW 7 | W 7 | — | — | W 7 | SW 4 | SW 4 | WSW 4 | SW 5 | SW 5 | WSW 5 | — | — | — | — | WSW 5 | WSW 6 | WSW 6 | NW 4 | NW 4 |
| kJ | 2 | 2 | 1 | — | — | 1 | 3 | 4 | 8 | 6 | 6 | 5 | — | — | — | — | 14 | 24 | 13 | 1 | 1 |
Swell 2 Height (m) Direction Period (s) | — | — | — | W 7 | W 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 4 | — | — |
| kJ | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | WSW 2 | WSW 3 | — | — | — | WNW 3 | WNW 3 | — | SW 3 | SW 4 | WSW 5 | WSW 5 | NW 3 | NW 4 | — | SW 6 | WSW 4 |
| kJ | — | — | — | — | 1 | 2 | — | — | — | 1 | 1 | — | 2 | 12 | 19 | 22 | 3 | 2 | — | 15 | 16 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 305 | 336 | 337 | 346 | 344 | 227 | 305 | 306 | 306 | 306 | 346 | 346 | 411 | 462 | 462 | 217 | 230 | 26 | 1184 | 632 | 302 |
Best forecast wave conditions in Mid Wales | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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