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Surf Forecasts:
Harlech surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 12 am Monday 27 Apr 2026 BSTForecast update in hr min s Forecast update imminent
Harlech surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Harlech sea temperature is
11.2° C
(Which is 1.9°C warmer than normal for this time of year)How big are the waves at Harlech today?
The current surf forecast for Harlech at 6AM is: 0.3m 8s primary swell from a Southwest direction (forecast issued at 12:00am April 27). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Apr) | 0.5ft (0.2m) | 8s |
| Afternoon (27 Apr) | 0.5ft (0.2m) | 8s |
| Evening (27 Apr) | 0.5ft (0.2m) | 8s |
Table - waves today at Harlech. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 16°C on Wed afternoon, min 6°C on Tue night). Winds increasing (calm on Sun night, fresh winds from the E by Wed afternoon). | ||||||||||||||||||||||||
Monday 27 | Tuesday 28 | Wednesday 29 | ||||||||||||||||||||||
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 | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
SW 8 | SW 8 | WSW 8 | WSW 8 | WSW 8 | NNW 4 | NNW 4 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | W 15 | W 14 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 12 | W 12 | W 12 | |
17 | 11 | 6 | 6 | 6 | 8 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | cross-off | cross-off | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | off | off | off | off | |
High Tide | 5:46AM3.58m | 6:23PM3.37m | 6:38AM3.81m | 7:07PM3.65m | 7:22AM4.01m | 7:45PM3.89m | ||||||||||||||||||
Low Tide | 00:31AM1.12m | 1:10PM0.67m | 1:27AM0.90m | 1:57PM0.52m | 2:12AM0.72m | 2:37PM0.44m | ||||||||||||||||||
 | |  | |  |  | |  | |  | | | | | | | | | | | | | | | |
 | — | 5:52 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:36 | — | — | — | — | — | — | — | 8:37 | — | — | — | — | — | — | — | 8:38 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 12 | 11 | 14 | 15 | 15 | 14 | 11 | 10 | 8 | 9 | 9 | 11 | 15 | 14 | 10 | 7 | 6 | 7 | 11 | 15 | 16 | 14 | 11 |
11 | 10 | 9 | 11 | 11 | 11 | 11 | 8 | 7 | 4 | 5 | 5 | 6 | 10 | 9 | 6 | 2 | 0 | 1 | 4 | 8 | 9 | 6 | 4 | |
Swell 1 Height (m) Direction Period (s) | SW 8 | SW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | NNW 4 | NNW 5 | WSW 8 | WSW 8 | WSW 8 | SW 8 | SW 7 | SW 7 | NW 5 | SW 7 | SW 7 | SW 7 | W 13 | W 12 | W 12 | W 12 |
 kJ | 17 | 11 | 6 | 6 | 6 | 6 | 6 | 6 | 2 | 2 | 6 | 6 | 6 | 2 | 2 | 2 | 1 | 2 | 2 | 2 | 3 | 3 | 3 | 3 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | WSW 8 | WSW 8 | NW 5 | NNW 3 | — | W 15 | W 14 | — | SW 7 | — | W 13 | W 13 | W 8 | W 8 | — | — |
| kJ | — | — | — | — | — | — | — | — | 6 | 6 | 1 | 1 | — | 4 | 4 | — | 2 | — | 3 | 3 | 1 | 1 | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | W 9 | — | — | NW 5 | NW 4 | — | W 14 | W 13 | W 13 | W 13 | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | 2 | — | — | 1 | 1 | — | 4 | 4 | 3 | 3 | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | NNW 3 | NNW 4 | NNW 4 | NNW 4 | — | — | NNE 2 | — | — | — | — | — | ENE 2 | E 3 | E 3 | E 3 | E 4 | ESE 4 | ESE 4 | ESE 4 |
| kJ | — | — | — | — | 3 | 8 | 7 | 4 | — | — | 1 | — | — | — | — | — | 1 | 2 | 2 | 4 | 16 | 18 | 14 | 25 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 130 | 130 | 130 | 131 | 138 | 299 | 299 | 200 | 138 | 138 | 138 | 138 | 145 | 130 | 131 | 130 | 305 | 305 | 305 | 306 | 306 | 306 | 305 | 331 |
Best forecast wave conditions in Mid Wales | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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