Surf Forecasts:
How big are the waves at Harlech today (18 Jul):
- Morning surf: Morning surf (18 Jul, local time) - 0.5ft (0.2m), 3s period with NNW swell.
- Afternoon surf: Afternoon surf (18 Jul, local time) - 2ft (0.6m), 4s period with NW swell.
- Evening surf: Evening surf (18 Jul, local time) - 2ft (0.6m), 4s period with NNW swell.
The current surf forecast for Harlech at 5PM is: 0.7m 4s primary swell from a Northwest direction (forecast issued at 12:00pm July 18). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jul) | 0.5ft (0.2m) | 3s |
| Afternoon (18 Jul) | 2ft (0.6m) | 4s |
| Evening (18 Jul) | 2ft (0.6m) | 4s |
Table - waves today at Harlech. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 19°C on Sat morning, min 13°C on Sun night). Wind will be generally light. | |||||||||||||||||||||
Sat 18 | Sunday 19 | Monday 20 | |||||||||||||||||||
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) | NNW 3 | NW 4 | NW 4 | NW 4 | NNW 4 | NW 4 | NNW 5 | NNW 5 | NW 5 | NW 2 | NW 3 | NW 3 | NW 4 | NNW 3 | NNW 4 | NNW 4 | NNW 4 | NW 3 | NW 4 | NW 4 | NNW 4 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1 | 8 | 22 | 20 | 10 | 2 | 0 | 0 | 1 | 1 | 3 | 3 | 0 | 2 | 0 | 0 | 1 | 5 | 10 | 12 | 10 |
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 | off | glassy | glassy | on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross-on | cross | cross-off |
High Tide | 11:36AM4.04m | 11:55PM4.48m | 12:21PM3.80m | 00:41AM4.16m | 1:07PM3.54m | ||||||||||||||||
Low Tide | 6:39PM0.48m | 7:17AM0.35m | 7:20PM0.69m | 7:58AM0.64m | 8:00PM0.94m | ||||||||||||||||
 | | | |  | |  | |  | | | |  | | | | | | | | | |
 | 5:13 | — | — | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:15 | — | — | — | — | — | — |
 | — | — | — | 9:30 | — | — | — | — | — | — | — | 9:30 | — | — | — | — | — | — | — | 9:28 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 19 | 19 | 19 | 15 | 15 | 14 | 14 | 17 | 18 | 19 | 19 | 16 | 15 | 13 | 13 | 15 | 17 | 18 | 19 | 16 |
Feels °C | 16 | 17 | 16 | 17 | 13 | 13 | 13 | 13 | 17 | 17 | 17 | 17 | 14 | 13 | 11 | 11 | 13 | 14 | 14 | 17 | 14 |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | — | NW 4 | NNW 5 | NNW 5 | NW 5 | — | — | — | NW 4 | NW 4 | NNW 4 | NNW 4 | — | — | — | — | — |
| kJ | — | — | — | — | — | 2 | 3 | 2 | 1 | — | — | — | 3 | 3 | 3 | 3 | — | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | NW 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNW 3 | NW 4 | NW 4 | NW 4 | NNW 4 | — | — | — | — | NW 2 | NW 3 | NW 3 | — | NNW 3 | — | — | NNW 4 | NW 3 | NW 4 | NW 4 | NNW 4 |
| kJ | 1 | 8 | 22 | 20 | 10 | — | — | — | — | 1 | 3 | 3 | — | 2 | — | — | 1 | 5 | 10 | 12 | 10 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 299 | 299 | 299 | 299 | 299 | 191 | 221 | 287 | 299 | 299 | 299 | 293 | 281 | 281 | 281 | 281 | 295 | 299 | 325 | 351 | 281 |
Best forecast wave conditions in Mid Wales | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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