Surf Forecasts:
How big are the waves at Harlech today (18 Oct):
- Afternoon surf: Afternoon surf (18 Oct, local time) - 0.5ft (0.1m), 10s period with W swell.
- Evening surf: Evening surf (18 Oct, local time) - 0.5ft (0.1m), 8s period with W swell.
The current surf forecast for Harlech at 11PM is: 0.1m 7s primary swell from a West direction and 0.1m 8s secondary swell from a West direction (forecast issued at 06:00pm October 18). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Oct) | - | - |
| Afternoon (18 Oct) | 0.5ft (0.1m) | 10s |
| Evening (18 Oct) | 0.5ft (0.1m) | 8s |
Table - waves today at Harlech. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 16mm), heaviest on Wed morning. Very mild (max 13°C on Mon afternoon, min 8°C on Sun night). Winds increasing (calm on Tue morning, near gales from the W by Wed morning). | |||||||||||||||||||
Sun 18 | Monday 19 | Tuesday 20 | |||||||||||||||||
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) | W 9 | W 9 | W 8 | W 7 | W 7 | W 12 | W 17 | W 16 | W 16 | W 15 | W 15 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | W 8 | WSW 6 |
Wave Graph  | |||||||||||||||||||
 kJ | 2 | 1 | 1 | 1 | 1 | 3 | 6 | 5 | 5 | 4 | 4 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 3 |
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-off | cross-off | off | cross-off | cross-off | off | off | off | off | off | glassy | glassy | cross-on | cross-off | cross-off |
High Tide | 1:23PM3.00m | 2:00AM2.64m | 2:44PM2.81m | 3:55AM2.55m | 4:38PM2.88m | ||||||||||||||
Low Tide | 9:00PM1.60m | 9:21AM1.73m | 10:26PM1.58m | 10:46AM1.64m | |||||||||||||||
 |  |  | |  | |  | | | | | | |  |  | | | | | |
 | — | — | — | — | — | 7:48 | — | — | — | — | — | — | — | 7:50 | — | — | — | — | — |
 | 6:15 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:10 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 3 | 2 | — | — |
Temp °C | 12 | 10 | 9 | 8 | 8 | 9 | 10 | 12 | 13 | 11 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 9 |
Feels °C | 8 | 6 | 5 | 4 | 4 | 5 | 7 | 7 | 8 | 8 | 5 | 6 | 6 | 7 | 8 | 9 | 8 | 8 | 6 |
Swell 1 Height (m) Direction Period (s) | W 7 | W 7 | W 7 | NNW 3 | — | W 12 | N 3 | — | W 16 | W 15 | W 12 | W 11 | W 11 | — | — | SW 4 | SW 4 | SW 4 | WSW 6 |
| kJ | 1 | 1 | 1 | 1 | — | 3 | 1 | — | 5 | 4 | 3 | 2 | 2 | — | — | 1 | 1 | 1 | 3 |
Swell 2 Height (m) Direction Period (s) | W 9 | W 9 | W 8 | W 7 | W 7 | — | W 10 | W 16 | — | — | — | — | — | W 11 | W 11 | W 10 | W 8 | SW 6 | W 10 |
| kJ | 2 | 1 | 1 | 1 | 1 | — | 2 | 5 | — | — | — | — | — | 2 | 2 | 2 | 1 | 1 | 2 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | W 17 | W 10 | — | W 12 | W 15 | — | — | — | W 8 | W 8 | W 10 | W 8 | W 10 |
| kJ | — | — | — | — | — | — | 6 | 2 | — | 3 | 4 | — | — | — | 1 | 1 | 2 | 1 | 2 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | NE 2 | NE 2 | — | — | SE 3 | SE 3 | SE 3 | SE 2 | — | — | — | — | — | — | SSW 2 |
| kJ | — | — | — | — | 1 | 1 | — | — | 2 | 2 | 1 | 1 | — | — | — | — | — | — | 1 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 305 | 299 | 299 | 299 | 305 | 138 | 140 | 258 | 273 | 189 | 137 | 131 | 130 | 130 | 130 | 131 | 137 | 245 | 305 |
Best forecast wave conditions in Mid Wales | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
Header Global | |||||||||||||||||||
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