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Barmouth Surf Forecast
/ Wales – Mid (13 surf breaks) /
Surf Forecasts:
Barmouth surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 6 pm Thursday 18 Sep 2025 BST
How big are the waves at Barmouth today?
The current surf forecast for Barmouth at 1AM is: 1.5m 7s primary swell from a Southwest direction (forecast issued at 06:00pm September 18). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Sep) | 4.5ft (1.3m) | 8s |
| Afternoon (19 Sep) | 3.5ft (1.1m) | 9s |
| Evening (19 Sep) | 3ft (0.9m) | 7s |
Table - waves today at Barmouth. (Swell directed towards the surf break)
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||||||||||
| 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 | 10 AM | 1 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 6 | 7 | 7 | 7 | 8 | 8 | 9 | 9 | 9 | 7 | 7 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 5 | 5 | 5 | 5 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 141 | 240 | 231 | 237 | 216 | 206 | 210 | 199 | 199 | 145 | 82 | 83 | 53 | 53 | 39 | 30 | 19 | 19 | 28 | 18 | 15 | 17 | 12 | 8 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | on | glass | glass | glass | on | cross | cross | cross- on | cross- on | glass | off | off | off | off |
High Tide / height (m) | 6:58PM 4.25 | 7:28AM 4.22 | 7:44PM 4.62 | 8:09AM 4.52 | 8:24PM 4.92 | 8:46AM 4.75 | ||||||||||||||||||
Low Tide / height (m) | 1:47PM 1.53 | 2:24AM 1.10 | 2:39PM 1.29 | 3:11AM 0.90 | 3:22PM 1.12 | 3:50AM 0.80 | ||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:56 | - | - | - | - | - | - | - | 6:56 | - | - | - | - | - | - | - | 6:58 | - | - |
| Sunset | - | 7:24 | - | - | - | - | - | - | - | 7:22 | - | - | - | - | - | - | - | 7:20 | - | - | - | - | - | - |
 | |  |  | | | |  | | | | |  |  |  | | | | |  | | |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 4 | 6 | 3 | 2 | 3 | - | 2 | - | - | - | - |
| Temp. °C | 17 | 17 | 17 | 17 | 16 | 16 | 17 | 18 | 18 | 17 | 16 | 15 | 15 | 15 | 16 | 15 | 14 | 12 | 12 | 12 | 11 | 11 | 10 | 13 |
| Feels °C (?) | 13 | 13 | 13 | 14 | 13 | 14 | 15 | 14 | 14 | 15 | 16 | 15 | 16 | 15 | 15 | 14 | 11 | 8 | 9 | 11 | 9 | 7 | 5 | 7 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for Wales - Mid
Continuing clean conditions at Barmouth (calm at Machynlleth 18 km from Barmouth). 1.8m 7s swell from the SW with a 0.4m 11s groundswell from the WSW. 2 swells combining to make bigger set waves.
18 km away, 2 h 33 min ago
FREE! Surf-Forecast.com widget for your website
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