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Surf Forecasts:
Harlech surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 6 am Saturday 25 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
10.8° C
(Which is 1.5°C warmer than normal for this time of year)How big are the waves at Harlech today?
The current surf forecast for Harlech at 1PM is: 0.5m 11s primary swell from a Southwest direction (forecast issued at 06:00am April 25). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Apr) | 1.5ft (0.5m) | 11s |
| Afternoon (25 Apr) | 1.5ft (0.4m) | 10s |
| Evening (25 Apr) | 1.5ft (0.4m) | 10s |
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 Sat morning, min 10°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 25 | Sunday 26 | Monday 27 | Tue 28 | |||||||||||||||||||||
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 | 1 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 11 | SW 11 | SW 11 | SW 11 | WSW 10 | WSW 10 | WSW 10 | SW 10 | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 | SW 8 | SW 8 | SW 8 | SW 8 | WSW 8 | WSW 8 | WSW 8 | NW 4 | NW 4 | WSW 8 | WSW 8 | |
55 | 55 | 56 | 55 | 42 | 39 | 38 | 24 | 22 | 21 | 20 | 20 | 19 | 18 | 17 | 17 | 11 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | glassy | on | on | glassy | off | cross-off | cross-off | cross-off | cross-off | cross-on | glassy | glassy | glassy | glassy | glassy | glassy | cross-on | cross-on | cross-on | cross | cross-off | cross-off | |
High Tide | 4:04PM2.95m | 4:36AM3.38m | 5:26PM3.10m | 5:46AM3.58m | 6:23PM3.37m | |||||||||||||||||||
Low Tide | 10:57AM1.03m | 11:22PM1.31m | 12:11PM0.87m | 00:31AM1.12m | 1:10PM0.67m | |||||||||||||||||||
 |  |  | | | |  | | | | | | |  |  | | | | | | | | | | |
 | 5:56 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | 5:50 |
 | — | — | — | — | — | 8:31 | — | — | — | — | — | — | — | 8:34 | — | — | — | — | — | — | — | 8:36 | — | 8:37 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 12 | 15 | 16 | 16 | 15 | 13 | 13 | 12 | 12 | 14 | 15 | 14 | 14 | 12 | 11 | 11 | 11 | 13 | 15 | 16 | 14 | 11 | 11 |
9 | 9 | 14 | 13 | 14 | 14 | 11 | 11 | 10 | 10 | 12 | 13 | 13 | 13 | 11 | 10 | 10 | 10 | 12 | 12 | 12 | 11 | 8 | 8 | |
Swell 1 Height (m) Direction Period (s) | SW 11 | SW 11 | SW 11 | SW 11 | WSW 10 | WSW 10 | WSW 10 | SW 10 | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 | SW 8 | SW 8 | SW 8 | SW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | NW 4 | WSW 8 |
 kJ | 55 | 55 | 56 | 55 | 42 | 39 | 38 | 24 | 22 | 21 | 20 | 20 | 19 | 18 | 17 | 17 | 11 | 6 | 6 | 6 | 6 | 6 | 2 | 6 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WSW 8 | W 9 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 6 | 2 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 4 | NW 4 | NW 4 | N 3 | NNW 3 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 6 | 6 | 2 | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 31 | 44 | 44 | 26 | 26 | 26 | 26 | 26 | 125 | 125 | 125 | 125 | 140 | 131 | 130 | 125 | 125 | 130 | 131 | 131 | 299 | 281 | 186 | 138 |
Best forecast wave conditions in Mid Wales | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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