Surf Forecasts:
How big are the waves at Harlech today (14 Sep):
- Morning surf: Morning surf (14 Sep, local time) - 2ft (0.6m), 5s period with SW swell.
- Afternoon surf: Afternoon surf (14 Sep, local time) - 3ft (0.9m), 5s period with SW swell.
- Evening surf: Evening surf (14 Sep, local time) - 3.5ft (1.1m), 6s period with SW swell.
The current surf forecast for Harlech at 5AM is: 0.6m 4s primary swell from a Southwest direction and 0.1m 8s secondary swell from a West direction (forecast issued at 12:00am September 14). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Sep) | 2ft (0.6m) | 5s |
| Afternoon (14 Sep) | 3ft (0.9m) | 5s |
| Evening (14 Sep) | 3.5ft (1.1m) | 6s |
Table - waves today at Harlech. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 10mm), heaviest on Mon night. Very mild (max 18°C on Mon night, min 13°C on Tue night). Mainly fresh winds. | ||||||||||||||||||||||||
Monday 14 | Tuesday 15 | Wednesday 16 | ||||||||||||||||||||||
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 4 | SW 4 | WSW 4 | SW 5 | SW 4 | SW 5 | SW 5 | SW 6 | SW 6 | WSW 6 | WSW 6 | WSW 6 | W 6 | W 5 | WSW 5 | WSW 5 | NW 4 | NW 5 | NW 5 | NW 5 | WNW 5 | W 4 | W 4 | WSW 4 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 10 | 12 | 12 | 16 | 32 | 43 | 49 | 82 | 157 | 122 | 92 | 106 | 101 | 59 | 24 | 18 | 32 | 51 | 53 | 60 | 31 | 16 | 15 | 18 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross | cross-off | cross-on | cross-on | cross | cross | cross-on | cross-on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on |
High Tide | 10:20PM4.70m | 10:39AM4.35m | 10:57PM4.45m | 11:14AM4.15m | 11:33PM4.10m | 11:49AM3.87m | ||||||||||||||||||
Low Tide | 5:23AM0.25m | 5:28PM0.40m | 5:49AM0.54m | 5:55PM0.63m | 6:13AM0.85m | 6:23PM0.90m | ||||||||||||||||||
 |  |  | | |  | |  |  | |  | | |  | |  | | | | | | | | | |
 | — | 6:47 | — | — | — | — | — | — | — | 6:48 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:35 | — | — | — | — | — | — | — | 7:32 | — | — | — | — | — | — | — | 7:30 | — |
mm | — | — | — | — | — | — | — | 1 | 6 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 16 | 16 | 17 | 17 | 17 | 17 | 18 | 17 | 17 | 14 | 14 | 15 | 16 | 15 | 14 | 13 | 13 | 13 | 14 | 14 | 15 | 14 | 14 |
Feels °C | 15 | 15 | 15 | 17 | 15 | 14 | 14 | 15 | 14 | 14 | 11 | 9 | 9 | 12 | 13 | 12 | 8 | 9 | 8 | 9 | 9 | 11 | 10 | 9 |
Swell 1 Height (m) Direction Period (s) | W 9 | W 8 | WSW 4 | SW 5 | — | W 8 | W 8 | — | — | — | — | — | — | NW 5 | WSW 5 | WSW 5 | SW 5 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | NW 5 | NW 5 | NNW 5 |
| kJ | 2 | 1 | 12 | 16 | — | 1 | 1 | — | — | — | — | — | — | 20 | 24 | 18 | 14 | 15 | 15 | 8 | 6 | 4 | 1 | 2 |
Swell 2 Height (m) Direction Period (s) | — | — | W 9 | W 9 | — | — | — | — | — | — | — | — | — | — | WSW 7 | — | WSW 8 | WSW 6 | — | W 9 | W 9 | — | — | — |
| kJ | — | — | 1 | 2 | — | — | — | — | — | — | — | — | — | — | 5 | — | 7 | 7 | — | 7 | 2 | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 4 | SW 4 | — | — | SW 4 | SW 5 | SW 5 | SW 6 | SW 6 | WSW 6 | WSW 6 | WSW 6 | W 6 | W 5 | NW 5 | NW 4 | NW 4 | NW 5 | NW 5 | NW 5 | WNW 5 | W 4 | W 4 | WSW 4 |
| kJ | 10 | 12 | — | — | 32 | 43 | 49 | 82 | 157 | 122 | 92 | 106 | 101 | 59 | 5 | 4 | 32 | 51 | 53 | 60 | 31 | 16 | 15 | 18 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 263 | 255 | 137 | 263 | 263 | 263 | 263 | 305 | 278 | 310 | 462 | 499 | 1225 | 501 | 26 | 131 | 143 | 137 | 137 | 143 | 278 | 284 | 281 | 284 |
Best forecast wave conditions in Mid Wales | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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‘Porth Neigwl: Choppy waves hadn't tidied much (from what I could see in the dark.’
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