Surf Forecasts:
How big are the waves at Harlech today (11 Aug):
- Morning surf: Morning surf (11 Aug, local time) - 0.5ft (0.1m), 6s period with SW swell.
- Afternoon surf: Afternoon surf (11 Aug, local time) - 0.5ft (0.1m), 6s period with SW swell.
- Evening surf: Evening surf (11 Aug, local time) - 0.5ft (0.1m), 6s period with SW swell.
The current surf forecast for Harlech at 6PM is: 0.1m 6s primary swell from a Southwest direction (forecast issued at 12:00pm August 11). The wind direction is predicted to be glassy.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Aug) | 0.5ft (0.1m) | 6s |
| Afternoon (11 Aug) | 0.5ft (0.1m) | 6s |
| Evening (11 Aug) | 0.5ft (0.1m) | 6s |
Table - waves today at Harlech. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Wed afternoon, min 17°C on Thu night). Wind will be generally light. | |||||||||||||||||||||
Tue 11 | Wednesday 12 | Thursday 13 | |||||||||||||||||||
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 6 | SW 6 | SW 6 | SW 6 | SW 6 | W 12 | W 11 | W 11 | W 10 | SW 10 | WSW 10 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 8 | WSW 8 | WSW 9 | WSW 9 | WSW 9 |
Wave Graph  | |||||||||||||||||||||
 kJ | 2 | 2 | 2 | 1 | 1 | 3 | 2 | 2 | 2 | 4 | 9 | 9 | 8 | 8 | 8 | 8 | 7 | 7 | 9 | 9 | 8 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-on | on | glassy | glassy | off | off | cross-off | glassy | glassy | cross-on | cross-on | glassy | cross-off | glassy | glassy | glassy | cross-on | cross-on | cross-on | cross-off |
High Tide | 7:29AM3.87m | 7:52PM4.29m | 8:19AM4.12m | 8:39PM4.62m | 9:05AM4.30m | 9:24PM4.83m | |||||||||||||||
Low Tide | 2:48PM0.59m | 3:19AM0.21m | 3:33PM0.34m | 4:04AM-0.03m | 4:15PM0.19m | ||||||||||||||||
 | | | |  |  |  |  | | | | | | | | |  | | | | | |
 | 5:50 | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — |
 | — | — | — | 8:52 | — | — | — | — | — | — | — | 8:50 | — | — | — | — | — | — | — | 8:47 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 20 | 23 | 23 | 22 | 20 | 19 | 19 | 19 | 22 | 26 | 28 | 27 | 23 | 21 | 20 | 20 | 22 | 23 | 23 | 20 | 18 |
Feels °C | 19 | 22 | 22 | 22 | 20 | 18 | 18 | 17 | 20 | 25 | 27 | 27 | 24 | 21 | 20 | 19 | 22 | 23 | 23 | 21 | 19 |
Swell 1 Height (m) Direction Period (s) | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | — | — | W 11 | W 10 | SW 10 | WSW 10 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 8 | WSW 8 | WSW 8 | WSW 9 | WSW 9 |
| kJ | 2 | 2 | 2 | 1 | 1 | — | — | 2 | 2 | 4 | 9 | 9 | 8 | 8 | 8 | 8 | 7 | 7 | 6 | 8 | 8 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | SW 6 | W 11 | — | W 6 | — | W 6 | SW 6 | SW 6 | — | — | — | — | — | WSW 9 | WSW 9 | SW 7 |
| kJ | — | — | — | — | — | 1 | 2 | — | 1 | — | 1 | 1 | 1 | — | — | — | — | — | 9 | 9 | 2 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | W 12 | W 6 | — | — | W 6 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | 3 | 1 | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WSW 4 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 6 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 296 | 284 | 358 | 264 | 258 | 130 | 130 | 130 | 130 | 130 | 137 | 248 | 131 | 125 | 131 | 131 | 137 | 148 | 306 | 306 | 142 |
Best forecast wave conditions in Mid Wales | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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