Surf Forecasts:
How big are the waves at Harlech today (17 Jun):
- Morning surf: Morning surf (17 Jun, local time) - 2.5ft (0.8m), 5s period with SW swell.
- Afternoon surf: Afternoon surf (17 Jun, local time) - 2ft (0.6m), 4s period with SW swell.
- Evening surf: Evening surf (17 Jun, local time) - 3ft (0.9m), 5s period with SW swell.
The current surf forecast for Harlech at 8AM is: 0.8m 5s primary swell from a Southwest direction and 0.2m 10s secondary swell from a West-southwest direction (forecast issued at 12:00am June 17). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Jun) | 2.5ft (0.8m) | 5s |
| Afternoon (17 Jun) | 2ft (0.6m) | 4s |
| Evening (17 Jun) | 3ft (0.9m) | 5s |
Table - waves today at Harlech. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 10mm), heaviest on Thu morning. Very mild (max 19°C on Fri morning, min 13°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | ||||||||||||||||||||||
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 5 | SW 5 | SW 5 | SW 5 | SW 5 | SW 4 | SW 5 | SW 5 | SW 5 | SW 5 | SW 4 | SSW 4 | SW 6 | SW 6 | SW 6 | SW 7 | SW 7 | SW 7 | SW 7 | SW 6 | SW 6 | SW 6 | SW 7 | SW 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 19 | 26 | 35 | 25 | 20 | 12 | 25 | 39 | 25 | 18 | 9 | 22 | 69 | 88 | 83 | 63 | 46 | 42 | 54 | 33 | 53 | 79 | 88 | 71 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-off | cross-off | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross | cross | cross | cross-on | cross-on |
High Tide | 10:18AM4.35m | 10:39PM4.67m | 11:07AM4.15m | 11:28PM4.53m | 11:56AM3.88m | |||||||||||||||||||
Low Tide | 5:16AM0.13m | 5:32PM0.43m | 6:08AM0.15m | 6:20PM0.53m | 6:59AM0.27m | 7:09PM0.68m | ||||||||||||||||||
 | |  | |  |  | |  |  |  |  | | |  | | | | | | | | | | | |
 | — | 4:50 | — | — | — | — | — | — | — | 4:50 | — | — | — | — | — | — | — | 4:50 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:43 | — | — | — | — | — | — | — | 9:44 | — | — | — | — | — | — | — | 9:44 | — |
mm | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | 1 | 3 | 1 | — | — | — | — | — | — | — | — | — | 2 |
Temp °C | 14 | 15 | 14 | 14 | 15 | 15 | 15 | 14 | 13 | 14 | 14 | 16 | 16 | 17 | 17 | 16 | 16 | 17 | 17 | 18 | 19 | 19 | 18 | 15 |
Feels °C | 12 | 13 | 11 | 11 | 12 | 12 | 11 | 12 | 11 | 12 | 11 | 12 | 13 | 15 | 16 | 16 | 15 | 16 | 17 | 16 | 17 | 17 | 16 | 13 |
Swell 1 Height (m) Direction Period (s) | SW 11 | WSW 10 | WSW 10 | WSW 10 | SW 10 | W 10 | — | SW 10 | SW 5 | SW 5 | SW 4 | SW 9 | W 10 | — | — | SW 7 | SW 7 | SW 7 | WSW 8 | SW 6 | — | — | — | SW 7 |
| kJ | 5 | 11 | 10 | 10 | 4 | 8 | — | 4 | 25 | 18 | 9 | 3 | 2 | — | — | 63 | 46 | 42 | 35 | 33 | — | — | — | 71 |
Swell 2 Height (m) Direction Period (s) | W 11 | — | — | WSW 10 | — | — | — | — | SW 10 | SW 9 | SW 9 | — | — | — | — | — | — | — | — | WSW 8 | — | — | — | — |
| kJ | 2 | — | — | 10 | — | — | — | — | 4 | 3 | 3 | — | — | — | — | — | — | — | — | 6 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | W 9 | — | — | — | — | — | — | — | — | — | SW 7 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 2 | — | — | — | — | — | — | — | — | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 5 | SW 5 | SW 5 | SW 5 | SW 5 | SW 4 | SW 5 | SW 5 | — | — | SSE 3 | SSW 4 | SW 6 | SW 6 | SW 6 | — | — | SSE 2 | SW 7 | SSE 3 | SW 6 | SW 6 | SW 7 | WSW 7 |
| kJ | 19 | 26 | 35 | 25 | 20 | 12 | 25 | 39 | — | — | 1 | 22 | 69 | 88 | 83 | — | — | 1 | 54 | 3 | 53 | 79 | 88 | 62 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 245 | 245 | 245 | 263 | 263 | 263 | 257 | 137 | 137 | 137 | 150 | 151 | 151 | 263 | 207 | 80 | 137 | 137 | 0 | 137 | 137 | 263 | 263 | 263 |
Best forecast wave conditions in Mid Wales | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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