Surf Forecasts:
How big are the waves at Harlech today (03 Sep):
- Afternoon surf: Afternoon surf (03 Sep, local time) - 4ft (1.2m), 5s period with SW swell.
- Evening surf: Evening surf (03 Sep, local time) - 4.5ft (1.4m), 6s period with SW swell.
The current surf forecast for Harlech at 11PM is: 1.4m 6s primary swell from a Southwest direction (forecast issued at 06:00pm September 03). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (03 Sep) | - | - |
| Afternoon (03 Sep) | 4ft (1.2m) | 5s |
| Evening (03 Sep) | 4.5ft (1.4m) | 6s |
Table - waves today at Harlech. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 24mm), heaviest during Thu night. Warm (max 20°C on Sun morning, min 12°C on Sat night). Winds decreasing (fresh winds from the W on Fri morning, light winds from the SE by Sun morning). | |||||||||||||||||||
Thu 3 | Friday 4 | Saturday 5 | |||||||||||||||||
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 6 | SW 6 | SW 6 | WSW 7 | WSW 7 | WSW 5 | WSW 6 | WSW 6 | WSW 5 | WSW 5 | W 5 | W 5 | W 5 | WSW 5 | WSW 6 | WSW 6 | WSW 6 | SW 4 |
Wave Graph  | |||||||||||||||||||
 kJ | 94 | 135 | 167 | 116 | 204 | 208 | 113 | 126 | 115 | 93 | 94 | 74 | 62 | 51 | 24 | 20 | 13 | 13 | 3 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | cross-on | on | cross-on | cross-on | cross | cross |
High Tide | 1:11AM3.75m | 1:39PM3.50m | 2:15AM3.37m | 2:52PM3.24m | |||||||||||||||
Low Tide | 7:09PM1.06m | 7:57AM1.23m | 8:33PM1.30m | 9:32AM1.45m | |||||||||||||||
 |  |  |  | |  |  | |  | |  |  | | | | | | | | |
 | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — |
 | — | 8:00 | — | — | — | — | — | — | — | 7:59 | — | — | — | — | — | — | — | 7:57 | — |
mm | 1 | — | 1 | 10 | 7 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 17 | 17 | 17 | 16 | 15 | 15 | 15 | 17 | 16 | 15 | 14 | 14 | 14 | 14 | 15 | 15 | 14 | 13 |
Feels °C | 14 | 13 | 13 | 15 | 15 | 10 | 9 | 8 | 11 | 10 | 9 | 9 | 10 | 11 | 12 | 13 | 13 | 13 | 11 |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | W 15 | — | — | — | — | — | — | — | — | W 14 | WSW 5 | NW 5 | NW 4 | NW 4 | SW 4 |
| kJ | — | — | — | — | 4 | — | — | — | — | — | — | — | — | 4 | 24 | 5 | 3 | 1 | 3 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 5 | W 14 | W 13 | NW 4 | WSW 5 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 8 | 4 | 4 | 1 | 2 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 14 | W 14 | W 14 | W 13 | NW 4 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 4 | 4 | 3 | 1 |
Wind waves Height (m) Direction Period (s) | SW 5 | SW 6 | SW 6 | SW 6 | WSW 7 | WSW 7 | WSW 5 | WSW 6 | WSW 6 | WSW 5 | WSW 5 | W 5 | W 5 | W 5 | — | WSW 6 | WSW 6 | WSW 6 | — |
| kJ | 94 | 135 | 167 | 116 | 204 | 208 | 113 | 126 | 115 | 93 | 94 | 74 | 62 | 51 | — | 20 | 13 | 13 | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 293 | 294 | 294 | 167 | 26 | 131 | 294 | 291 | 501 | 288 | 294 | 137 | 137 | 137 | 26 | 263 | 263 | 190 | 131 |
Best forecast wave conditions in Mid Wales | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
Header Global | |||||||||||||||||||
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