Surf Forecasts:
How big are the waves at Harlech today (09 Sep):
- 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 11PM is: 0.2m 8s primary swell from a West-southwest direction and 0.3m 4s secondary swell from a West-northwest direction (forecast issued at 06:00pm September 09). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Sep) | - | - |
| 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 13mm), heaviest on Thu afternoon. Very mild (max 17°C on Thu afternoon, min 12°C on Wed night). Winds decreasing (fresh winds from the SSW on Thu morning, light winds from the S by Fri afternoon). | |||||||||||||||||||
Wed 9 | Thursday 10 | Friday 11 | |||||||||||||||||
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 8 | WSW 8 | WSW 8 | WSW 8 | SW 4 | SW 4 | SW 5 | SW 6 | SW 7 | SW 7 | WSW 7 | WSW 7 | WSW 8 | WSW 8 | WSW 8 | SW 8 | WSW 8 | SW 8 | SW 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 16 | 12 | 6 | 6 | 7 | 18 | 45 | 137 | 195 | 178 | 142 | 111 | 101 | 76 | 44 | 33 | 27 | 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-off | cross | cross | cross | cross | cross | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | on | cross | cross |
High Tide | 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 | — | — | — | — | — | — | — | 6:41 | — | — | — | — | — | — |
 | — | 7:46 | — | — | — | — | — | — | — | 7:45 | — | — | — | — | — | — | — | 7:42 | — |
mm | — | — | — | — | — | — | — | 1 | 4 | 2 | 1 | 1 | — | — | — | — | — | — | — |
Temp °C | 15 | 14 | 13 | 12 | 12 | 13 | 15 | 15 | 15 | 17 | 17 | 16 | 15 | 14 | 14 | 15 | 15 | 14 | 12 |
Feels °C | 12 | 12 | 11 | 9 | 9 | 10 | 11 | 10 | 11 | 14 | 15 | 14 | 14 | 13 | 12 | 14 | 14 | 13 | 10 |
Swell 1 Height (m) Direction Period (s) | SW 8 | WNW 4 | WSW 8 | WSW 8 | WSW 8 | SW 8 | — | — | — | — | — | — | WSW 8 | WSW 8 | WSW 8 | SW 8 | WSW 8 | SW 8 | SW 8 |
| kJ | 16 | 3 | 6 | 6 | 6 | 2 | — | — | — | — | — | — | 101 | 76 | 44 | 33 | 27 | 17 | 17 |
Swell 2 Height (m) Direction Period (s) | WSW 8 | WSW 8 | WNW 4 | — | WSW 8 | WSW 8 | — | — | — | — | — | — | — | — | — | — | NW 4 | WNW 4 | — |
| kJ | 13 | 12 | 2 | — | 6 | 6 | — | — | — | — | — | — | — | — | — | — | 4 | 1 | — |
Swell 3 Height (m) Direction Period (s) | WSW 4 | — | — | — | NW 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 3 | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WNW 4 | — | — | WSW 3 | SW 4 | SW 4 | SW 5 | SW 6 | SW 7 | SW 7 | WSW 7 | WSW 7 | — | NW 4 | NW 4 | NW 4 | — | — | — |
| kJ | 10 | — | — | 2 | 7 | 18 | 45 | 137 | 195 | 178 | 142 | 111 | — | 5 | 8 | 6 | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 26 | 260 | 143 | 131 | 254 | 233 | 294 | 374 | 558 | 462 | 26 | 26 | 9 | 131 | 137 | 26 | 26 | 143 | 143 |
Best forecast wave conditions in Mid Wales | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
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