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Surf Forecasts:
Harlech surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 12 pm Tuesday 28 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
11.7° C
(Which is 2.2°C warmer than normal for this time of year)How big are the waves at Harlech today?
The current surf forecast for Harlech at 7PM is: 0.1m 14s primary swell from a West direction and 0.1m 7s secondary swell from a Southwest direction (forecast issued at 12:00pm April 28). An open ocean swell of 0.3m 2s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Apr) | 0.5ft (0.2m) | 8s |
| Afternoon (28 Apr) | 0.5ft (0.2m) | 8s |
| Evening (28 Apr) | 0.5ft (0.1m) | 13s |
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 18°C on Thu afternoon, min 6°C on Tue night). Winds decreasing (fresh winds from the E on Wed morning, light winds from the E by Thu night). | ||||||||||||||||||||||||
Tue 28 | Wednesday 29 | Thursday 30 | Fri 1 | |||||||||||||||||||||
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 | 4 AM | 7 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WSW 8 | WSW 8 | WSW 8 | W 14 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | |
6 | 6 | 6 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | off | off | off | off | off | off | cross-off | off | off | off | off | off | |
High Tide | 7:07PM3.65m | 7:22AM4.01m | 7:45PM3.89m | 8:01AM4.15m | 8:21PM4.08m | |||||||||||||||||||
Low Tide | 1:57PM0.52m | 2:12AM0.72m | 2:37PM0.44m | 2:50AM0.60m | 3:10PM0.43m | 3:24AM0.53m | ||||||||||||||||||
 |  | | |  | | | | | | | |  | | | | | | | | |  | | | |
 | 5:50 | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:47 | — | — | — | — | — | — | — | 5:45 | — |
 | — | — | — | 8:37 | — | — | — | — | — | — | — | 8:38 | — | — | — | — | — | — | — | 8:40 | — | — | — | 8:43 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 11 | 11 | 12 | 13 | 10 | 7 | 6 | 7 | 11 | 15 | 16 | 13 | 10 | 10 | 9 | 9 | 13 | 16 | 18 | 16 | 12 | 11 | 11 | 12 |
6 | 6 | 7 | 9 | 6 | 2 | 0 | 1 | 4 | 7 | 9 | 6 | 3 | 4 | 3 | 3 | 7 | 11 | 13 | 12 | 9 | 7 | 7 | 9 | |
Swell 1 Height (m) Direction Period (s) | WSW 8 | WSW 8 | WSW 8 | SW 7 | SW 7 | NNW 4 | SW 7 | SW 7 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 |
 kJ | 6 | 6 | 6 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
Swell 2 Height (m) Direction Period (s) | NW 4 | — | — | W 14 | — | SW 7 | — | W 13 | SW 7 | W 8 | W 8 | — | — | — | — | S 6 | — | — | — | — | — | — | — | — |
| kJ | 1 | — | — | 4 | — | 2 | — | 3 | 2 | 1 | 1 | — | — | — | — | 1 | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | W 15 | W 15 | W 14 | W 13 | W 13 | W 13 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 4 | 4 | 4 | 4 | 3 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | NE 2 | NNE 2 | ENE 2 | E 3 | E 3 | ENE 3 | E 3 | E 3 | E 3 | E 3 | E 3 | E 3 | ESE 4 | ESE 4 | ESE 4 | ESE 4 | SE 3 | SE 3 | ESE 2 | ESE 2 | ESE 2 |
| kJ | — | — | — | 1 | 1 | 1 | 2 | 5 | 3 | 7 | 11 | 11 | 8 | 8 | 8 | 16 | 13 | 11 | 8 | 5 | 1 | 1 | 1 | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 130 | 141 | 130 | 130 | 131 | 131 | 305 | 305 | 306 | 306 | 308 | 292 | 305 | 306 | 306 | 309 | 308 | 309 | 310 | 189 | 128 | 140 | 131 | 131 |
Best forecast wave conditions in Mid Wales | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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