Surf Forecasts:
How big are the waves at Harlech today (23 Aug):
- Morning surf: Morning surf (23 Aug, local time) - 0.5ft (0.1m), 14s period with W swell.
- Afternoon surf: Afternoon surf (23 Aug, local time) - 0.5ft (0.1m), 14s period with W swell.
- Evening surf: Evening surf (23 Aug, local time) - 0.5ft (0.1m), 13s period with SW swell.
The current surf forecast for Harlech at 5PM is: 0.1m 14s primary swell from a Southwest direction and 0.3m 3s secondary swell from a Northwest direction (forecast issued at 12:00pm August 23). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Aug) | 0.5ft (0.1m) | 14s |
| Afternoon (23 Aug) | 0.5ft (0.1m) | 14s |
| Evening (23 Aug) | 0.5ft (0.1m) | 13s |
Table - waves today at Harlech. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Tue night. Warm (max 24°C on Tue afternoon, min 13°C on Sun night). Winds increasing (calm on Sun morning, fresh winds from the E by Tue night). | |||||||||||||||||||||
Sun 23 | Monday 24 | Tuesday 25 | |||||||||||||||||||
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 14 | W 14 | W 14 | SW 13 | SW 13 | SW 13 | W 14 | W 14 | W 14 | W 14 | W 14 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 |
Wave Graph  | |||||||||||||||||||||
 kJ | 4 | 4 | 4 | 7 | 7 | 7 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | cross-on | cross | off | off | cross-off | off | off | off | off | cross-off | off | off | off | off | off | off | off | off | off |
High Tide | 6:09PM2.98m | 6:39AM2.98m | 7:01PM3.27m | 7:22AM3.23m | 7:39PM3.59m | ||||||||||||||||
Low Tide | 12:30PM1.63m | 1:16AM1.44m | 1:33PM1.37m | 2:05AM1.14m | 2:15PM1.07m | ||||||||||||||||
 | | | |  | | | | | |  | | |  | | |  | | | |  | |
 | 6:09 | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — |
 | — | — | — | 8:25 | — | — | — | — | — | — | — | 8:23 | — | — | — | — | — | — | — | 8:22 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 17 | 18 | 17 | 14 | 14 | 13 | 14 | 18 | 21 | 23 | 21 | 18 | 15 | 13 | 14 | 17 | 22 | 24 | 24 | 20 |
Feels °C | 13 | 16 | 17 | 15 | 12 | 11 | 10 | 11 | 16 | 18 | 19 | 18 | 13 | 11 | 10 | 11 | 14 | 18 | 20 | 20 | 14 |
Swell 1 Height (m) Direction Period (s) | W 14 | W 14 | W 14 | SW 13 | NNW 4 | — | SW 10 | SW 10 | SW 10 | SW 9 | SW 9 | — | — | W 9 | W 13 | W 13 | W 13 | W 13 | W 8 | W 8 | SW 8 |
| kJ | 4 | 4 | 4 | 7 | 1 | — | 4 | 4 | 4 | 3 | 3 | — | — | 2 | 3 | 3 | 3 | 3 | 1 | 1 | 3 |
Swell 2 Height (m) Direction Period (s) | — | W 14 | — | — | SW 13 | SW 11 | W 14 | W 14 | W 14 | W 14 | W 14 | SW 9 | W 9 | W 13 | W 9 | — | — | — | W 13 | W 13 | W 13 |
| kJ | — | 4 | — | — | 7 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 2 | 3 | 1 | — | — | — | 3 | 3 | 3 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | SW 13 | — | W 14 | — | — | — | W 13 | W 13 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | 7 | — | 4 | — | — | — | 4 | 3 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | NW 2 | NW 3 | — | — | — | ESE 2 | — | — | — | — | E 2 | E 3 | E 2 | E 3 | E 3 | — | — | E 2 | E 3 |
| kJ | — | — | 1 | 2 | — | — | — | 1 | — | — | — | — | 1 | 2 | 1 | 1 | 1 | — | — | 1 | 4 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 221 | 130 | 215 | 138 | 191 | 130 | 215 | 215 | 305 | 308 | 308 | 235 | 215 | 300 | 300 | 264 | 264 | 221 | 298 | 265 | 147 |
Best forecast wave conditions in Mid Wales | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
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