Surf Forecasts:
How big are the waves at Harlech today (29 Aug):
- Morning surf: Morning surf (29 Aug, local time) - 1.5ft (0.5m), 6s period with SW swell.
- Afternoon surf: Afternoon surf (29 Aug, local time) - 1.5ft (0.4m), 6s period with SW swell.
- Evening surf: Evening surf (29 Aug, local time) - 1.5ft (0.4m), 7s period with SW swell.
The current surf forecast for Harlech at 6PM is: 0.4m 6s primary swell from a Southwest direction (forecast issued at 12:00pm August 29). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Aug) | 1.5ft (0.5m) | 6s |
| Afternoon (29 Aug) | 1.5ft (0.4m) | 6s |
| Evening (29 Aug) | 1.5ft (0.4m) | 7s |
Table - waves today at Harlech. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 19mm), heaviest on Sat morning. Very mild (max 17°C on Sun morning, min 14°C on Sun night). Wind will be generally light. | |||||||||||||||||||||
Sat 29 | Sunday 30 | Monday 31 | |||||||||||||||||||
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 8 | SW 10 | SW 9 | WSW 9 | SW 8 | SW 8 | SW 5 | SW 5 | SW 8 | SW 8 | WSW 8 | W 5 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 18 | 9 | 5 | 10 | 21 | 73 | 84 | 52 | 35 | 82 | 26 | 41 | 82 | 64 | 45 | 76 | 103 | 70 | 52 | 50 | 47 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | cross-off | cross-on | on | cross-on | cross-on | cross | cross | cross-on | cross | cross-on | cross-off | cross-on | on | cross-on | cross-on | cross-on | on | cross-on | cross-on |
High Tide | 9:33AM4.15m | 9:48PM4.58m | 10:06AM4.27m | 10:23PM4.64m | 10:41AM4.31m | ||||||||||||||||
Low Tide | 4:28PM0.35m | 4:55AM0.21m | 4:59PM0.36m | 5:27AM0.28m | 5:30PM0.45m | ||||||||||||||||
 | | | |  | | |  | | |  |  |  |  | | | |  | | |  | |
 | 6:20 | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — |
 | — | — | — | 8:13 | — | — | — | — | — | — | — | 8:10 | — | — | — | — | — | — | — | 8:07 | — |
mm | 3 | 4 | 1 | 1 | — | — | — | — | — | 2 | 2 | 2 | 1 | — | 1 | 1 | 1 | — | — | — | — |
Temp °C | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 16 | 17 | 17 | 16 | 15 | 15 | 15 | 14 | 14 | 14 | 15 | 15 | 15 |
Feels °C | 15 | 15 | 16 | 15 | 15 | 14 | 14 | 13 | 13 | 14 | 13 | 14 | 14 | 14 | 12 | 10 | 9 | 9 | 10 | 12 | 12 |
Swell 1 Height (m) Direction Period (s) | SW 6 | SW 6 | SW 6 | SW 6 | SW 8 | SW 10 | SW 9 | WSW 9 | SW 8 | — | SW 8 | WSW 8 | SW 8 | SW 8 | WSW 8 | — | WSW 9 | WSW 9 | WSW 9 | WSW 9 | NW 4 |
| kJ | 18 | 9 | 5 | 10 | 21 | 73 | 84 | 52 | 35 | — | 17 | 22 | 82 | 64 | 45 | — | 103 | 70 | 52 | 50 | 3 |
Swell 2 Height (m) Direction Period (s) | — | — | — | WSW 4 | SW 10 | — | — | WSW 3 | — | — | — | — | — | — | — | — | — | — | — | NW 5 | — |
| kJ | — | — | — | 1 | 4 | — | — | 4 | — | — | — | — | — | — | — | — | — | — | — | 8 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | ESE 2 | — | — | NW 3 | — | W 3 | SW 4 | SW 3 | SW 8 | SW 5 | SW 5 | — | WSW 4 | WSW 4 | W 5 | NW 6 | NW 6 | WNW 5 | — | WSW 8 |
| kJ | — | 1 | — | — | 2 | — | 4 | 3 | 4 | 82 | 26 | 41 | — | 15 | 20 | 76 | 88 | 59 | 33 | — | 47 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 215 | 137 | 143 | 167 | 26 | 26 | 263 | 80 | 207 | 329 | 167 | 163 | 0 | 26 | 445 | 288 | 249 | 131 | 26 | 137 | 26 |
Best forecast wave conditions in Mid Wales | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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