Surf Forecasts:
How big are the waves at Harlech today (04 Aug):
- Morning surf: Morning surf (04 Aug, local time) - 1.5ft (0.5m), 8s period with SW swell.
- Afternoon surf: Afternoon surf (04 Aug, local time) - 2.5ft (0.8m), 5s period with SW swell.
- Evening surf: Evening surf (04 Aug, local time) - 3ft (0.9m), 5s period with SW swell.
The current surf forecast for Harlech at 6AM is: 0.4m 8s primary swell from a Southwest direction and 0.4m 3s secondary swell from a South-southwest direction (forecast issued at 12:00am August 04). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Aug) | 1.5ft (0.5m) | 8s |
| Afternoon (04 Aug) | 2.5ft (0.8m) | 5s |
| Evening (04 Aug) | 3ft (0.9m) | 5s |
Table - waves today at Harlech. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 8mm), mostly falling on Mon night. Very mild (max 19°C on Tue morning, min 13°C on Wed night). Winds increasing (light winds from the E on Mon night, fresh winds from the W by Wed morning). | ||||||||||||||||||||||||
Tuesday 4 | Wednesday 5 | Thursday 6 | ||||||||||||||||||||||
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 8 | SW 8 | SW 8 | SW 7 | SW 6 | SW 4 | SW 4 | SW 5 | SW 5 | WSW 5 | W 5 | W 5 | W 5 | WSW 5 | WSW 5 | WSW 5 | W 5 | W 5 | W 6 | W 6 | NW 6 | WSW 5 | SW 5 | SW 5 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 17 | 17 | 16 | 43 | 54 | 26 | 26 | 48 | 47 | 30 | 42 | 74 | 66 | 51 | 39 | 37 | 68 | 65 | 62 | 50 | 19 | 11 | 7 | 7 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross-on | cross-on | on | on | on | on | cross-on | on | on | on | on | cross-on | cross-on | on | on | cross-on | cross |
High Tide | 00:03AM4.25m | 12:25PM3.82m | 00:45AM4.05m | 1:11PM3.65m | 1:35AM3.79m | 2:06PM3.44m | ||||||||||||||||||
Low Tide | 7:07AM0.70m | 7:02PM0.91m | 7:43AM0.89m | 7:38PM1.09m | 8:27AM1.09m | 8:35PM1.26m | ||||||||||||||||||
 | |  | | | |  |  |  |  |  | |  |  | | | |  | | | | | | | |
 | — | 5:37 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:41 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:05 | — | — | — | — | — | — | — | 9:02 | — | — | — | — | — | — | — | 9:00 | — |
mm | — | — | 1 | 1 | 1 | 1 | — | — | 1 | 1 | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 18 | 18 | 17 | 18 | 19 | 19 | 18 | 17 | 17 | 15 | 14 | 14 | 15 | 17 | 17 | 15 | 14 | 13 | 13 | 13 | 15 | 16 | 15 | 14 |
Feels °C | 17 | 17 | 16 | 18 | 18 | 17 | 16 | 15 | 15 | 12 | 10 | 9 | 9 | 11 | 12 | 10 | 8 | 8 | 10 | 10 | 12 | 12 | 13 | 12 |
Swell 1 Height (m) Direction Period (s) | SW 8 | SW 8 | SW 8 | SW 7 | — | — | — | — | — | SW 6 | — | — | — | — | — | — | — | — | — | WSW 6 | WSW 5 | WSW 5 | SW 5 | NW 4 |
| kJ | 17 | 17 | 16 | 43 | — | — | — | — | — | 10 | — | — | — | — | — | — | — | — | — | 25 | 19 | 11 | 7 | 1 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 5 | NW 5 | NW 5 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 9 | 3 | 1 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 12 | W 12 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 3 |
Wind waves Height (m) Direction Period (s) | — | — | SSW 3 | SSE 3 | SW 6 | SW 4 | SW 4 | SW 5 | SW 5 | WSW 5 | W 5 | W 5 | W 5 | WSW 5 | WSW 5 | WSW 5 | W 5 | W 5 | W 6 | W 6 | NW 6 | — | — | SW 5 |
| kJ | — | — | 3 | 3 | 54 | 26 | 26 | 48 | 47 | 30 | 42 | 74 | 66 | 51 | 39 | 37 | 68 | 65 | 62 | 50 | 19 | — | — | 7 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 125 | 257 | 151 | 288 | 284 | 281 | 281 | 167 | 142 | 284 | 299 | 441 | 441 | 495 | 453 | 291 | 462 | 462 | 227 | 294 | 281 | 26 | 281 | 281 |
Best forecast wave conditions in Mid Wales | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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