Surf Forecasts:
How big are the waves at Harlech today (22 Aug):
- Morning surf: Morning surf (22 Aug, local time) - 0.5ft (0.1m), 15s period with W swell.
- Afternoon surf: Afternoon surf (22 Aug, local time) - 0.5ft (0.1m), 15s period with W swell.
- Evening surf: Evening surf (22 Aug, local time) - 0.5ft (0.1m), 15s period with W swell.
The current surf forecast for Harlech at 4PM is: 0.1m 15s primary swell from a West direction and 0.4m 3s secondary swell from a Northwest direction (forecast issued at 12:00pm August 22). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Aug) | 0.5ft (0.1m) | 15s |
| Afternoon (22 Aug) | 0.5ft (0.1m) | 15s |
| Evening (22 Aug) | 0.5ft (0.1m) | 15s |
Table - waves today at Harlech. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 22°C on Mon afternoon, min 10°C on Sat night). Wind will be generally light. | |||||||||||||||||||||
Sat 22 | Sunday 23 | Monday 24 | |||||||||||||||||||
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 15 | W 15 | W 15 | NW 4 | W 15 | W 15 | W 15 | W 15 | W 14 | W 14 | W 14 | SW 13 | SW 13 | SW 13 | W 14 | W 14 | W 14 | W 14 | W 14 | W 13 | W 13 |
Wave Graph  | |||||||||||||||||||||
 kJ | 4 | 4 | 4 | 6 | 5 | 4 | 4 | 4 | 4 | 4 | 4 | 7 | 7 | 7 | 4 | 4 | 4 | 4 | 4 | 3 | 3 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | glassy | on | on | cross | off | off | off | off | off | off | off | off | off |
High Tide | 4:48PM2.79m | 5:37AM2.77m | 6:09PM2.98m | 6:39AM2.98m | 7:01PM3.27m | ||||||||||||||||
Low Tide | 10:38AM1.74m | 11:51PM1.66m | 12:30PM1.63m | 1:16AM1.44m | 1:33PM1.37m | ||||||||||||||||
 | |  | |  | | | | | | | | | | | | |  | | |  | |
 | 6:07 | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | — | — | 8:29 | — | — | — | — | — | — | — | 8:25 | — | — | — | — | — | — | — | 8:23 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 15 | 16 | 16 | 12 | 11 | 10 | 10 | 14 | 17 | 18 | 18 | 15 | 15 | 14 | 14 | 18 | 20 | 22 | 21 | 18 |
Feels °C | 13 | 13 | 13 | 13 | 9 | 9 | 8 | 8 | 13 | 16 | 16 | 17 | 13 | 12 | 11 | 11 | 16 | 17 | 18 | 18 | 13 |
Swell 1 Height (m) Direction Period (s) | NW 5 | W 15 | W 15 | W 15 | W 15 | W 15 | NNW 3 | — | NW 5 | NW 4 | W 14 | SW 13 | NNW 3 | — | SW 10 | SW 10 | SW 10 | SW 9 | SW 9 | SW 9 | W 9 |
| kJ | 3 | 4 | 4 | 4 | 4 | 4 | 1 | — | 1 | 1 | 4 | 7 | 1 | — | 4 | 4 | 4 | 3 | 3 | 3 | 2 |
Swell 2 Height (m) Direction Period (s) | W 15 | — | — | W 12 | W 12 | W 12 | W 15 | W 15 | W 14 | W 14 | — | — | SW 13 | SW 11 | W 14 | W 14 | — | W 14 | W 14 | W 13 | W 13 |
| kJ | 4 | — | — | 3 | 3 | 3 | 4 | 4 | 4 | 4 | — | — | 7 | 4 | 4 | 4 | — | 4 | 4 | 3 | 3 |
Swell 3 Height (m) Direction Period (s) | W 6 | — | — | — | — | — | W 12 | — | — | — | — | — | — | SW 13 | — | W 14 | W 14 | — | — | — | — |
| kJ | 1 | — | — | — | — | — | 3 | — | — | — | — | — | — | 7 | — | 4 | 4 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | NW 4 | NW 3 | NW 4 | NNW 3 | NNW 3 | — | — | — | — | — | NNW 3 | — | — | — | ESE 3 | ESE 3 | ESE 2 | — | — | E 2 |
| kJ | — | 2 | 4 | 6 | 5 | 2 | — | — | — | — | — | 1 | — | — | — | 1 | 1 | 1 | — | — | 1 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 138 | 215 | 299 | 295 | 215 | 138 | 138 | 215 | 264 | 130 | 215 | 138 | 215 | 130 | 215 | 215 | 305 | 308 | 308 | 305 | 305 |
Best forecast wave conditions in Mid Wales | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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