Surf Forecasts:
How big are the waves at Harlech today (09 Sep):
- Morning surf: Morning surf (09 Sep, local time) - 2.5ft (0.8m), 5s period with NW swell.
- Afternoon surf: Afternoon surf (09 Sep, local time) - 1.5ft (0.4m), 8s period with SW swell.
- Evening surf: Evening surf (09 Sep, local time) - 0.5ft (0.2m), 8s period with WSW swell.
The current surf forecast for Harlech at 12PM is: 0.7m 5s primary swell from a Northwest direction and 0.4m 8s secondary swell from a Southwest direction, 0.2m 8s secondary swell from a West-southwest direction (forecast issued at 06:00am September 09). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Sep) | 2.5ft (0.8m) | 5s |
| Afternoon (09 Sep) | 1.5ft (0.4m) | 8s |
| Evening (09 Sep) | 0.5ft (0.2m) | 8s |
Table - waves today at Harlech. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 12mm), heaviest on Fri night. Very mild (max 17°C on Thu night, min 11°C on Wed night). Winds decreasing (fresh winds from the SSW on Thu morning, calm by Fri afternoon). | |||||||||||||||||||||||
Wednesday 9 | Thursday 10 | Friday 11 | |||||||||||||||||||||
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) | NW 6 | NW 6 | NW 5 | SW 8 | SW 8 | WSW 8 | WSW 8 | WSW 8 | SW 4 | SW 4 | SW 5 | SW 5 | SW 6 | SW 7 | SW 7 | WSW 7 | WSW 9 | W 9 | WSW 8 | WSW 8 | WSW 8 | SW 8 | SW 8 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 96 | 50 | 26 | 19 | 16 | 12 | 6 | 6 | 6 | 14 | 35 | 80 | 156 | 228 | 156 | 114 | 129 | 95 | 45 | 26 | 26 | 17 | 17 |
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 | cross-on | cross | cross-off | cross-off | cross-off | cross | cross | cross | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | on | glassy | cross |
High Tide | 7:20AM3.79m | 7:39PM4.31m | 8:05AM4.09m | 8:23PM4.62m | 8:47AM4.31m | 9:04PM4.80m | |||||||||||||||||
Low Tide | 2:32PM0.53m | 3:02AM0.10m | 3:14PM0.29m | 3:42AM-0.07m | 3:52PM0.16m | ||||||||||||||||||
 |  |  |  | | |  | | | | | |  |  |  |  |  | | | | | | | |
 | 6:39 | — | — | — | — | — | — | — | 6:39 | — | — | — | — | — | — | — | 6:41 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:46 | — | — | — | — | — | — | — | 7:45 | — | — | — | — | — | — | — | 7:42 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 | 1 | 1 | — | — | — | — | — | — | — |
Temp °C | 13 | 13 | 14 | 15 | 14 | 14 | 12 | 12 | 11 | 12 | 15 | 16 | 15 | 16 | 17 | 16 | 14 | 14 | 14 | 15 | 15 | 14 | 12 |
Feels °C | 8 | 10 | 11 | 11 | 11 | 12 | 9 | 9 | 8 | 9 | 10 | 11 | 11 | 12 | 16 | 14 | 12 | 12 | 12 | 13 | 13 | 13 | 10 |
Swell 1 Height (m) Direction Period (s) | WSW 6 | WSW 6 | WSW 8 | SW 8 | SW 8 | WNW 4 | WSW 8 | WSW 8 | SW 4 | SW 8 | SW 8 | — | — | — | — | WSW 7 | WSW 7 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | SW 8 | SW 8 |
| kJ | 14 | 14 | 26 | 17 | 16 | 3 | 6 | 6 | 3 | 2 | 2 | — | — | — | — | 114 | 76 | 87 | 45 | 26 | 26 | 17 | 17 |
Swell 2 Height (m) Direction Period (s) | SW 10 | SW 10 | WSW 8 | — | — | WSW 8 | WNW 4 | — | WSW 8 | — | — | — | — | — | — | — | — | — | — | — | NW 4 | NW 4 | — |
| kJ | 4 | 4 | 7 | — | — | 12 | 1 | — | 6 | — | — | — | — | — | — | — | — | — | — | — | 4 | 2 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | N 5 | — | — | NW 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 4 |
| kJ | — | — | — | — | — | 1 | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 |
Wind waves Height (m) Direction Period (s) | NW 6 | NW 6 | NW 5 | NW 4 | WNW 4 | — | — | WSW 3 | — | SW 4 | SW 5 | SW 5 | SW 6 | SW 7 | SW 7 | — | WSW 9 | W 9 | NW 4 | NW 4 | — | — | — |
| kJ | 96 | 50 | 25 | 19 | 10 | — | — | 2 | — | 14 | 35 | 80 | 156 | 228 | 156 | — | 129 | 95 | 8 | 9 | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 137 | 137 | 137 | 142 | 26 | 263 | 143 | 131 | 254 | 273 | 294 | 294 | 294 | 128 | 26 | 26 | 9 | 9 | 131 | 137 | 26 | 148 | 143 |
Best forecast wave conditions in Mid Wales | |||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||||
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