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Surf Forecasts:
Barmouth surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 5 pm Sunday 14 Dec 2025 GMTForecast update in hr min s Forecast update imminent
Barmouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Barmouth sea temperature is
9.6° C
(Which is slightly cooler than normal)How big are the waves at Barmouth today?
The current surf forecast for Barmouth at 7PM is: 2.3m 10s primary swell from a Southwest direction (forecast issued at 05:00pm December 14). The wind direction is predicted to be cross-onshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Dec) | - | - |
| Afternoon (14 Dec) | 7.5ft (2.3m) | 10s |
| Evening (14 Dec) | 7.5ft (2.3m) | 10s |
Table - waves today at Barmouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||||||||||
| 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 16 | 8 | 8 | 8 | 8 | 15 | 4 | 6 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 929 | 968 | 1008 | 988 | 637 | 360 | 198 | 130 | 102 | 64 | 44 | 33 | 21 | 19 | 25 | 47 | 20 | 20 | 19 | 20 | 22 | 28 | 104 | 241 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | on | glass | glass | cross- off | cross- off | off | cross- off | cross- off | off | glass | glass | cross- off | cross | glass | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 3:58PM 3.95 | 4:43AM 3.80 | 5:02PM 4.04 | 5:37AM 4.01 | 5:54PM 4.17 | 6:23AM 4.23 | ||||||||||||||||||
Low Tide / height (m) | 11:46PM 1.62 | 12:00PM 1.84 | 12:34AM 1.57 | 12:48PM 1.73 | 1:14AM 1.53 | |||||||||||||||||||
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 8:21 | - | - | - | - | - | - | - | 8:22 | - | - | - | - | - | - | - | 8:22 | - |
| Sunset | 4:00 | - | - | - | - | - | - | - | 4:00 | - | - | - | - | - | - | - | 4:00 | - | - | - | - | - | - | - |
 |  |  | | |  | | | | | | | |  |  |  |  |  | | | | | | | |
Rain (mm) | 2 | 6 | 12 | 12 | 13 | 5 | 2 | 2 | 2 | 3 | 4 | 3 | 2 | - | - | - | - | - | - | - | - | - | - | 1 |
| Temp. °C | 10 | 10 | 11 | 11 | 11 | 10 | 10 | 10 | 9 | 8 | 8 | 7 | 6 | 6 | 6 | 8 | 8 | 7 | 7 | 6 | 5 | 6 | 7 | 8 |
| Feels °C (?) | 2 | 2 | 3 | 4 | 7 | 9 | 9 | 8 | 7 | 4 | 5 | 4 | 3 | 4 | 4 | 6 | 5 | 5 | 5 | 2 | 1 | 1 | 1 | 2 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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