Surf Forecasts:
How big are the waves at Barmouth today (12 Sep):
- Morning surf: Morning surf (12 Sep, local time) - 4.5ft (1.4m), 6s period with SW swell.
- Afternoon surf: Afternoon surf (12 Sep, local time) - 5.5ft (1.7m), 7s period with WSW swell.
- Evening surf: Evening surf (12 Sep, local time) - 4.5ft (1.4m), 7s period with WSW swell.
The current surf forecast for Barmouth at 9AM is: 1.4m 6s primary swell from a Southwest direction (forecast issued at 12:00am September 12). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Sep) | 4.5ft (1.4m) | 6s |
| Afternoon (12 Sep) | 5.5ft (1.7m) | 7s |
| Evening (12 Sep) | 4.5ft (1.4m) | 7s |
Table - waves today at Barmouth. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 19mm), heaviest on Sat morning. Very mild (max 19°C on Mon afternoon, min 12°C on Fri night). Winds decreasing (fresh winds from the SW on Sat morning, calm by Sun morning). | ||||||||||||||||||||||||
Saturday 12 | Sunday 13 | Monday 14 | ||||||||||||||||||||||
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 | 4 PM | 7 PM | 10 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SW 8 | SW 4 | SW 6 | SW 6 | SW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | SW 7 | SW 6 | SW 6 | WSW 6 | SW 4 | SW 5 | WSW 5 | SW 5 | SW 5 | SW 6 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 32 | 29 | 96 | 162 | 244 | 259 | 211 | 138 | 96 | 59 | 40 | 29 | 17 | 17 | 11 | 11 | 10 | 4 | 17 | 49 | 49 | 43 | 62 | 72 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | on | on | on | on | on | cross-on | cross-on | cross | glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on |
High Tide | 9:41AM5.09m | 9:57PM5.39m | 10:17AM5.08m | 10:33PM5.28m | 10:52AM4.97m | |||||||||||||||||||
Low Tide | 4:48AM0.53m | 4:57PM0.72m | 5:23AM0.58m | 5:32PM0.75m | 5:57AM0.73m | 6:04PM0.87m | ||||||||||||||||||
 | |  |  | | | |  |  | |  | |  | | | | | | | | | | | | |
 | — | 6:43 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:39 | — | — | — | — | — | — | — | 7:37 | — | — | — | — | — | — | — | 7:35 | — |
mm | — | — | — | 1 | 5 | 4 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | 1 | — | — | 4 | 1 | — |
Temp °C | 12 | 12 | 15 | 16 | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 18 | 17 | 17 | 15 | 16 | 16 | 17 | 18 | 18 | 18 | 19 | 18 |
Feels °C | 9 | 8 | 10 | 11 | 11 | 13 | 14 | 16 | 17 | 18 | 18 | 17 | 18 | 17 | 17 | 15 | 16 | 15 | 17 | 18 | 17 | 16 | 17 | 15 |
Swell 1 Height (m) Direction Period (s) | — | WSW 8 | — | — | — | — | — | — | — | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | SW 7 | SW 6 | SW 6 | WSW 6 | W 8 | — | W 9 | — | — | WSW 6 |
| kJ | — | 6 | — | — | — | — | — | — | — | 59 | 40 | 29 | 17 | 17 | 11 | 11 | 10 | 4 | 1 | — | 2 | — | — | 47 |
Swell 2 Height (m) Direction Period (s) | NW 4 | — | — | — | — | — | — | — | — | — | — | — | — | W 9 | — | W 9 | W 9 | W 9 | — | — | — | — | — | — |
| kJ | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | 2 | 2 | 1 | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 8 | SW 4 | SW 6 | SW 6 | SW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | — | — | — | — | — | — | — | SSW 3 | SW 3 | SW 4 | SW 5 | WSW 5 | SW 5 | SW 5 | SW 6 |
| kJ | 32 | 29 | 96 | 162 | 244 | 259 | 211 | 138 | 96 | — | — | — | — | — | — | — | 1 | 2 | 17 | 49 | 49 | 43 | 62 | 72 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 233 | 243 | 246 | 266 | 402 | 402 | 266 | 251 | 32 | 31 | 31 | 129 | 125 | 137 | 125 | 124 | 125 | 124 | 251 | 251 | 251 | 251 | 251 | 245 |
Best forecast wave conditions in Mid Wales | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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‘Porth Neigwl: Choppy waves hadn't tidied much (from what I could see in the dark.’
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