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Surf Forecasts:
Harlech surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 12 pm Thursday 30 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
11.9° C
(Which is 2.3°C warmer than normal for this time of year)How big are the waves at Harlech today?
The current surf forecast for Harlech at 6PM is: 0.1m 11s primary swell from a West direction (forecast issued at 12:00pm April 30). An open ocean swell of 0.7m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Apr) | 0.5ft (0.1m) | 11s |
| Afternoon (30 Apr) | 0.5ft (0.1m) | 11s |
| Evening (30 Apr) | 0.5ft (0.1m) | 11s |
Table - waves today at Harlech. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 23mm), heaviest during Sat night. Very mild (max 19°C on Thu afternoon, min 9°C on Fri night). Winds decreasing (fresh winds from the ESE on Thu morning, calm by Sat night). | ||||||||||||||||||||||||
Thu 30 | Friday 1 | Saturday 2 | Sun 3 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | SW 4 | SW 4 | WSW 4 | WSW 6 | SW 6 | WSW 6 | WSW 6 | |
2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 4 | 6 | 3 | 3 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | cross-off | cross-off | off | off | off | cross-off | cross-off | cross | cross-on | cross-on | cross | cross | cross-off | cross-off | cross | cross | glassy | glassy | glassy | cross-off | glassy | cross-on | |
High Tide | 8:01AM4.15m | 8:21PM4.08m | 8:37AM4.22m | 8:56PM4.20m | 9:13AM4.22m | 9:29PM4.23m | ||||||||||||||||||
Low Tide | 3:10PM0.43m | 3:24AM0.53m | 3:40PM0.48m | 3:54AM0.53m | 4:07PM0.57m | 4:23AM0.57m | ||||||||||||||||||
 | | | |  | |  |  | |  | | |  | | | | | |  | |  |  | | | |
 | 5:47 | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:41 | — |
 | — | — | — | 8:40 | — | — | — | — | — | — | — | 8:43 | — | — | — | — | — | — | — | 8:44 | — | — | — | 8:45 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 5 | 7 | 5 | 4 | |
Temp °C | 14 | 17 | 19 | 17 | 13 | 12 | 12 | 12 | 13 | 13 | 14 | 12 | 10 | 10 | 9 | 9 | 12 | 13 | 14 | 14 | 12 | 11 | 11 | 11 |
9 | 11 | 13 | 13 | 10 | 8 | 8 | 9 | 11 | 11 | 12 | 10 | 8 | 8 | 7 | 7 | 10 | 11 | 13 | 13 | 12 | 9 | 10 | 10 | |
Swell 1 Height (m) Direction Period (s) | W 11 | W 11 | W 11 | W 11 | W 11 | S 3 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | WSW 3 | SW 3 | SW 3 | SW 3 | W 10 | SW 4 | SW 4 | WSW 4 | WSW 6 | SW 6 | WSW 6 | WSW 6 |
 kJ | 2 | 2 | 2 | 2 | 2 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 4 | 6 | 3 | 3 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | W 11 | — | — | — | — | — | — | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 7 | SW 4 | — | — | — |
| kJ | — | — | — | — | — | 2 | — | — | — | — | — | — | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | ESE 3 | ESE 4 | SE 4 | SE 4 | SE 3 | — | ESE 3 | ESE 2 | — | — | — | — | — | — | — | — | SW 3 | — | — | — | — | — | — | — |
| kJ | 7 | 14 | 15 | 11 | 3 | — | 1 | 1 | — | — | — | — | — | — | — | — | 2 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 308 | 306 | 329 | 128 | 186 | 190 | 190 | 237 | 140 | 263 | 255 | 255 | 189 | 189 | 221 | 221 | 258 | 191 | 130 | 306 | 306 | 306 | 306 | 313 |
Best forecast wave conditions in Mid Wales | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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