Surf Forecasts:
How big are the waves at Harlech today (30 Aug):
- Morning surf: Morning surf (30 Aug, local time) - 1.5ft (0.5m), 9s period with SW swell.
- Afternoon surf: Afternoon surf (30 Aug, local time) - 1.5ft (0.4m), 8s period with WSW swell.
- Evening surf: Evening surf (30 Aug, local time) - 2.5ft (0.8m), 8s period with SW swell.
The current surf forecast for Harlech at 7AM is: 0.6m 9s primary swell from a West-southwest direction and 0.4m 3s secondary swell from a Southwest direction (forecast issued at 12:00am August 30). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Aug) | 1.5ft (0.5m) | 9s |
| Afternoon (30 Aug) | 1.5ft (0.4m) | 8s |
| Evening (30 Aug) | 2.5ft (0.8m) | 8s |
Table - waves today at Harlech. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 17mm), heaviest on Sun afternoon. Very mild (max 18°C on Sun morning, min 14°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 30 | Monday 31 | Tuesday 1 | ||||||||||||||||||||||
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) | WSW 10 | WSW 9 | WSW 9 | SW 9 | SW 8 | SW 4 | SW 5 | SW 8 | WSW 8 | WSW 8 | WSW 9 | WSW 9 | WSW 9 | W 5 | WSW 9 | WSW 9 | WSW 8 | WSW 8 | SW 8 | WSW 3 | WSW 4 | SW 5 | SW 5 | SW 5 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 60 | 55 | 52 | 36 | 69 | 26 | 38 | 69 | 43 | 45 | 50 | 106 | 73 | 41 | 54 | 61 | 26 | 25 | 14 | 8 | 21 | 31 | 35 | 36 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross | cross | cross-on | cross | cross | cross | cross-on | on | cross-on | cross-on | cross-on | on | on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 10:06AM4.27m | 10:23PM4.64m | 10:41AM4.31m | 10:59PM4.59m | 11:19AM4.25m | |||||||||||||||||||
Low Tide | 4:55AM0.21m | 4:59PM0.36m | 5:27AM0.28m | 5:30PM0.45m | 5:59AM0.44m | 5:59PM0.60m | ||||||||||||||||||
 |  |  |  |  |  | |  | |  | |  | | | | |  | |  | | | | | | |
 | — | 6:22 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:10 | — | — | — | — | — | — | — | 8:07 | — | — | — | — | — | — | — | 8:06 | — |
mm | — | 1 | — | — | 2 | 9 | 2 | 1 | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | 1 |
Temp °C | 15 | 15 | 15 | 17 | 18 | 16 | 16 | 15 | 15 | 15 | 14 | 15 | 15 | 15 | 16 | 15 | 14 | 14 | 14 | 16 | 17 | 17 | 16 | 16 |
Feels °C | 14 | 14 | 13 | 15 | 16 | 13 | 14 | 13 | 14 | 12 | 11 | 11 | 11 | 11 | 13 | 13 | 12 | 12 | 12 | 13 | 13 | 14 | 13 | 13 |
Swell 1 Height (m) Direction Period (s) | WSW 10 | WSW 9 | WSW 9 | SW 9 | WSW 8 | — | WSW 9 | SW 8 | WSW 8 | WSW 8 | WSW 9 | WSW 9 | WSW 9 | — | WSW 9 | NW 5 | WNW 4 | WNW 4 | WNW 4 | — | — | — | — | W 8 |
| kJ | 60 | 55 | 52 | 36 | 28 | — | 7 | 69 | 43 | 45 | 50 | 106 | 73 | — | 54 | 7 | 1 | 1 | 1 | — | — | — | — | 1 |
Swell 2 Height (m) Direction Period (s) | WNW 3 | — | — | WSW 3 | — | — | — | WSW 4 | SW 4 | — | — | — | — | — | NW 5 | — | — | — | — | — | — | — | — | — |
| kJ | 1 | — | — | 2 | — | — | — | 8 | 9 | — | — | — | — | — | 7 | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | SW 3 | SW 3 | SW 8 | SW 4 | SW 5 | — | — | W 4 | WNW 5 | NW 6 | NW 5 | W 5 | — | WSW 9 | WSW 8 | WSW 8 | SW 8 | WSW 3 | WSW 4 | SW 5 | SW 5 | SW 5 |
| kJ | — | — | 3 | 5 | 69 | 26 | 38 | — | — | 9 | 47 | 88 | 57 | 41 | — | 61 | 26 | 25 | 14 | 8 | 21 | 31 | 35 | 36 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 26 | 80 | 61 | 339 | 329 | 329 | 267 | 80 | 26 | 362 | 131 | 249 | 338 | 26 | 26 | 26 | 26 | 207 | 143 | 143 | 307 | 292 | 305 | 237 |
Best forecast wave conditions in Mid Wales | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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