Surf Forecasts:
How big are the waves at Harlech today (23 Sep):
- Morning surf: Morning surf (23 Sep, local time) - 2ft (0.6m), 4s period with W swell.
- Afternoon surf: Afternoon surf (23 Sep, local time) - 1.5ft (0.5m), 4s period with NW swell.
- Evening surf: Evening surf (23 Sep, local time) - 2ft (0.6m), 5s period with NW swell.
The current surf forecast for Harlech at 10AM is: 0.6m 4s primary swell from a West direction and 0.1m 14s secondary swell from a West direction, 0.1m 9s secondary swell from a West direction (forecast issued at 06:00am September 23). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Sep) | 2ft (0.6m) | 4s |
| Afternoon (23 Sep) | 1.5ft (0.5m) | 4s |
| Evening (23 Sep) | 2ft (0.6m) | 5s |
Table - waves today at Harlech. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Wed morning. Very mild (max 17°C on Thu afternoon, min 10°C on Wed night). Wind will be generally light. | |||||||||||||||||||||||
Wednesday 23 | Thursday 24 | Friday 25 | |||||||||||||||||||||
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) | W 16 | WSW 4 | W 4 | NNW 4 | NW 4 | NW 5 | NW 4 | W 7 | SW 6 | SW 6 | SW 6 | SSW 3 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | WSW 4 | WSW 16 | WSW 16 | W 15 | WSW 9 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 5 | 7 | 12 | 11 | 10 | 17 | 3 | 1 | 2 | 1 | 1 | 4 | 9 | 5 | 5 | 5 | 9 | 9 | 7 | 25 | 24 | 5 | 8 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross | cross | cross-off | cross-off | off | off | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide | 6:57AM3.16m | 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 | ||||||||||||||||||
 |  |  |  | | |  | | | |  | | | |  | | | | | |  | |  | |
 | — | 7:01 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — |
 | — | — | — | — | — | 7:14 | — | — | — | — | — | — | — | 7:10 | — | — | — | — | — | — | — | 7:08 | — |
mm | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 17 | 14 | 14 | 15 | 13 | 12 | 11 | 11 | 10 | 13 | 15 | 17 | 16 | 15 | 14 | 14 | 15 | 14 | 15 | 14 | 12 | 11 |
Feels °C | 15 | 15 | 11 | 11 | 12 | 11 | 10 | 9 | 9 | 7 | 11 | 11 | 14 | 15 | 13 | 12 | 13 | 15 | 14 | 14 | 12 | 9 | 8 |
Swell 1 Height (m) Direction Period (s) | W 16 | — | W 14 | WSW 4 | WSW 4 | NW 4 | NW 4 | NW 4 | SW 6 | SW 6 | SW 6 | W 6 | — | SW 4 | SW 4 | SW 4 | W 19 | SW 4 | WSW 4 | SW 4 | WSW 4 | WSW 4 | WSW 9 |
| kJ | 5 | — | 4 | 6 | 2 | 7 | 3 | 1 | 2 | 1 | 1 | 1 | — | 5 | 5 | 5 | 7 | 9 | 7 | 4 | 2 | 2 | 8 |
Swell 2 Height (m) Direction Period (s) | W 12 | — | W 9 | W 14 | W 8 | WSW 4 | WSW 4 | SW 4 | — | — | — | — | — | — | — | W 10 | — | W 18 | W 16 | WSW 16 | WSW 16 | W 15 | W 14 |
| kJ | 3 | — | 1 | 4 | 1 | 2 | 2 | 1 | — | — | — | — | — | — | — | 2 | — | 6 | 5 | 25 | 24 | 5 | 4 |
Swell 3 Height (m) Direction Period (s) | — | — | W 11 | W 8 | W 13 | W 7 | W 7 | W 7 | — | — | — | — | — | — | — | — | — | W 10 | W 10 | W 10 | W 10 | W 9 | — |
| kJ | — | — | 2 | 1 | 3 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | 2 | 2 | 2 | 2 | 2 | — |
Wind waves Height (m) Direction Period (s) | WSW 3 | WSW 4 | W 4 | NNW 4 | NW 4 | NW 5 | — | — | — | — | — | SSW 3 | SW 4 | — | — | — | SW 4 | — | — | — | NNW 3 | NNW 3 | NW 3 |
| kJ | 1 | 7 | 12 | 11 | 10 | 17 | — | — | — | — | — | 4 | 9 | — | — | — | 9 | — | — | — | 1 | 4 | 2 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 137 | 277 | 137 | 143 | 142 | 130 | 130 | 130 | 137 | 137 | 185 | 140 | 140 | 185 | 224 | 189 | 125 | 27 | 130 | 130 | 131 | 143 | 275 |
Best forecast wave conditions in Mid Wales | |||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||||
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