Surf Forecasts:
How big are the waves at Harlech today (23 Sep):
- Afternoon surf: Afternoon surf (23 Sep, local time) - 2ft (0.6m), 4s period with NW swell.
- Evening surf: Evening surf (23 Sep, local time) - 1ft (0.3m), 4s period with NW swell.
The current surf forecast for Harlech at 10PM is: 0.3m 4s primary swell from a Northwest direction and 0.2m 4s secondary swell from a West-southwest direction (forecast issued at 06:00pm September 23). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Sep) | - | - |
| Afternoon (23 Sep) | 2ft (0.6m) | 4s |
| Evening (23 Sep) | 1ft (0.3m) | 4s |
Table - waves today at Harlech. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 8mm), mostly falling on Fri afternoon. Very mild (max 17°C on Thu afternoon, min 10°C on Wed night). Wind will be generally light. | |||||||||||||||||||
Wed 23 | Thursday 24 | Friday 25 | |||||||||||||||||
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 4 | NW 4 | NW 4 | W 7 | SW 6 | SW 6 | S 3 | SSW 3 | SW 4 | SW 5 | SW 5 | SW 5 | SW 5 | W 17 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 9 |
Wave Graph  | |||||||||||||||||||
 kJ | 12 | 7 | 3 | 1 | 2 | 1 | 2 | 7 | 14 | 17 | 18 | 17 | 22 | 23 | 25 | 25 | 24 | 22 | 8 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-off | off | off | cross-off | cross-off | cross | cross-on | cross | cross | cross | cross | on | cross | cross-on | cross-on | glassy | on |
High Tide | 7:10PM3.58m | 7:29AM3.49m | 7:41PM3.93m | 8:00AM3.82m | 8:13PM4.26m | ||||||||||||||
Low Tide | 1:37PM1.08m | 2:07AM0.77m | 2:15PM0.78m | 2:42AM0.48m | 2:49PM0.54m | ||||||||||||||
 |  |  | | | | | | | |  | |  |  |  | | | | | |
 | — | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — |
 | — | 7:14 | — | — | — | — | — | — | — | 7:10 | — | — | — | — | — | — | — | 7:08 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | 3 | 1 |
Temp °C | 15 | 13 | 12 | 11 | 10 | 10 | 13 | 15 | 17 | 15 | 15 | 14 | 15 | 14 | 13 | 13 | 11 | 10 | 10 |
Feels °C | 11 | 11 | 10 | 9 | 8 | 8 | 11 | 12 | 15 | 14 | 13 | 12 | 13 | 13 | 11 | 11 | 8 | 9 | 8 |
Swell 1 Height (m) Direction Period (s) | WSW 4 | WSW 4 | NW 4 | NW 4 | — | SW 6 | SW 6 | W 6 | W 7 | — | — | — | W 19 | WSW 5 | WSW 5 | SW 4 | SW 5 | WSW 5 | WSW 9 |
| kJ | 2 | 2 | 3 | 1 | — | 1 | 1 | 1 | 1 | — | — | — | 7 | 15 | 12 | 5 | 5 | 2 | 8 |
Swell 2 Height (m) Direction Period (s) | W 8 | W 7 | WSW 4 | SW 4 | SW 6 | — | — | — | — | — | — | — | — | W 17 | WSW 16 | NW 3 | WSW 16 | — | W 14 |
| kJ | 1 | 1 | 1 | 1 | 2 | — | — | — | — | — | — | — | — | 23 | 25 | 2 | 24 | — | 4 |
Swell 3 Height (m) Direction Period (s) | W 13 | W 13 | W 7 | W 7 | SW 4 | — | — | — | — | — | — | — | — | W 10 | W 10 | WSW 16 | W 10 | WSW 15 | — |
| kJ | 3 | 3 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | 2 | 2 | 25 | 2 | 22 | — |
Wind waves Height (m) Direction Period (s) | NW 4 | NW 4 | — | — | — | — | S 3 | SSW 3 | SW 4 | SW 5 | SW 5 | SW 5 | SW 5 | — | — | — | NW 4 | — | WSW 5 |
| kJ | 12 | 7 | — | — | — | — | 2 | 7 | 14 | 17 | 18 | 17 | 22 | — | — | — | 2 | — | 2 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 137 | 130 | 130 | 130 | 130 | 137 | 185 | 140 | 138 | 185 | 233 | 189 | 80 | 131 | 131 | 143 | 31 | 131 | 26 |
Best forecast wave conditions in Mid Wales | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
Header Global | |||||||||||||||||||
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