Surf Forecasts:
How big are the waves at Harlech today (12 Oct):
- Morning surf: Morning surf (12 Oct, local time) - 2.5ft (0.7m), 8s period with SW swell.
- Afternoon surf: Afternoon surf (12 Oct, local time) - 2.5ft (0.7m), 12s period with SW swell.
- Evening surf: Evening surf (12 Oct, local time) - 1.5ft (0.5m), 11s period with WSW swell.
The current surf forecast for Harlech at 7AM is: 0.7m 8s primary swell from a Southwest direction and 0.1m 14s secondary swell from a Southwest direction (forecast issued at 12:00am October 12). An open ocean swell of 0.5m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Oct) | 2.5ft (0.7m) | 8s |
| Afternoon (12 Oct) | 2.5ft (0.7m) | 12s |
| Evening (12 Oct) | 1.5ft (0.5m) | 11s |
Table - waves today at Harlech. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 14mm), heaviest on Mon night. Very mild (max 17°C on Mon night, min 12°C on Sun night). Winds increasing (light winds from the SW on Tue night, fresh winds from the SSW by Wed afternoon). | ||||||||||||||||||||||||
Monday 12 | Tuesday 13 | Wednesday 14 | ||||||||||||||||||||||
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) | SSW 5 | SW 7 | SW 8 | SW 8 | SW 12 | SW 11 | WSW 11 | WSW 11 | SW 6 | SW 7 | WSW 7 | WSW 8 | WSW 6 | WSW 6 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | SW 10 | SW 5 | SW 6 | SW 7 | SW 7 | SW 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 19 | 39 | 55 | 61 | 132 | 171 | 47 | 66 | 132 | 262 | 188 | 217 | 122 | 142 | 275 | 168 | 125 | 122 | 188 | 63 | 111 | 213 | 277 | 260 |
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 | cross | cross | cross | cross-on | on | on | on | on | on | cross-on | cross-on | cross | cross | cross | cross-on | cross | cross |
High Tide | 9:36AM4.44m | 9:54PM4.48m | 10:10AM4.36m | 10:29PM4.26m | 10:44AM4.18m | |||||||||||||||||||
Low Tide | 4:20AM0.26m | 4:30PM0.35m | 4:46AM0.47m | 4:58PM0.49m | 5:09AM0.70m | 5:25PM0.69m | ||||||||||||||||||
 | |  |  |  |  |  | | | |  |  | |  |  | | | | | | | | | | |
 | — | — | 7:35 | — | — | — | — | — | — | — | 7:37 | — | — | — | — | — | — | — | 7:39 | — | — | — | — | — |
 | — | — | — | — | — | 6:29 | — | — | — | — | — | — | — | 6:25 | — | — | — | — | — | — | — | 6:23 | — | — |
mm | — | — | 2 | 1 | — | — | — | — | — | 1 | 7 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 13 | 13 | 14 | 16 | 16 | 16 | 16 | 17 | 17 | 13 | 15 | 15 | 15 | 14 | 13 | 13 | 13 | 13 | 13 | 16 | 16 | 15 | 15 |
Feels °C | 10 | 10 | 11 | 13 | 15 | 14 | 14 | 13 | 14 | 13 | 11 | 10 | 10 | 10 | 10 | 10 | 11 | 10 | 10 | 9 | 11 | 10 | 10 | 10 |
Swell 1 Height (m) Direction Period (s) | SSW 5 | SW 7 | SW 8 | SW 8 | SW 12 | WSW 11 | WSW 11 | WSW 11 | — | WSW 11 | WSW 7 | — | — | — | — | WSW 10 | WSW 10 | WNW 4 | WSW 10 | WSW 10 | — | — | — | — |
| kJ | 19 | 39 | 55 | 61 | 132 | 71 | 47 | 45 | — | 25 | 188 | — | — | — | — | 168 | 125 | 1 | 55 | 38 | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | W 13 | SW 14 | WSW 13 | — | — | — | WSW 11 | — | — | — | — | — | — | — | — | NW 4 | — | NW 4 | NW 4 | — | — | — | — |
| kJ | — | 3 | 7 | 31 | — | — | — | 66 | — | — | — | — | — | — | — | — | 4 | — | 1 | 1 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SE 3 | SE 3 | SE 3 | SE 3 | — | SW 11 | SW 4 | SSW 5 | SW 6 | SW 7 | — | WSW 8 | WSW 6 | WSW 6 | WSW 10 | NW 4 | — | WSW 10 | SW 10 | SW 5 | SW 6 | SW 7 | SW 7 | SW 7 |
| kJ | 2 | 4 | 5 | 1 | — | 171 | 24 | 45 | 132 | 262 | — | 217 | 122 | 142 | 275 | 5 | — | 122 | 188 | 63 | 111 | 213 | 277 | 260 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 284 | 163 | 128 | 0 | 263 | 263 | 61 | 207 | 285 | 128 | 26 | 249 | 475 | 289 | 249 | 26 | 61 | 43 | 43 | 181 | 378 | 380 | 181 | 181 |
Best forecast wave conditions in Mid Wales | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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