Surf Forecasts:
How big are the waves at Barmouth today (18 Aug):
- Afternoon surf: Afternoon surf (18 Aug, local time) - 2ft (0.6m), 6s period with WSW swell.
- Evening surf: Evening surf (18 Aug, local time) - 1.5ft (0.4m), 6s period with SW swell.
The current surf forecast for Barmouth at 10PM is: 0.4m 6s primary swell from a Southwest direction and 0.4m 4s secondary swell from a West-southwest direction (forecast issued at 06:00pm August 18). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | - | - |
| Afternoon (18 Aug) | 2ft (0.6m) | 6s |
| Evening (18 Aug) | 1.5ft (0.4m) | 6s |
Table - waves today at Barmouth. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 18mm), heaviest on Tue night. Very mild (max 18°C on Tue afternoon, min 11°C on Thu night). Wind will be generally light. | |||||||||||||||||||
Tue 18 | Wednesday 19 | Thursday 20 | |||||||||||||||||
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) | WSW 6 | SW 6 | SW 6 | WSW 4 | WSW 4 | WSW 4 | W 4 | W 4 | WSW 4 | WSW 5 | WSW 5 | WSW 6 | WSW 4 | WSW 5 | WSW 6 | NW 5 | SW 6 | SW 6 | W 14 |
Wave Graph  | |||||||||||||||||||
 kJ | 24 | 18 | 8 | 16 | 12 | 15 | 12 | 12 | 12 | 39 | 46 | 43 | 29 | 19 | 22 | 16 | 10 | 10 | 4 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross | cross-on | cross-off | cross-off | cross-off | off |
High Tide | 00:55AM4.41m | 1:18PM4.04m | 1:37AM3.99m | 2:05PM3.70m | |||||||||||||||
Low Tide | 7:44PM1.30m | 8:13AM1.46m | 8:18PM1.64m | 8:49AM1.82m | 8:59PM1.96m | ||||||||||||||
 | |  | |  |  | | |  | | | | | |  | | | |  | |
 | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | — | 8:37 | — | — | — | — | — | — | — | 8:35 | — | — | — | — | — | — | — | 8:31 | — |
mm | — | — | 1 | 2 | 1 | 2 | 2 | 2 | — | 1 | 1 | 1 | 1 | 1 | 1 | 1 | — | — | — |
Temp °C | 18 | 17 | 16 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 15 | 14 | 14 | 15 | 16 | 17 | 17 | 13 |
Feels °C | 16 | 16 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 14 | 13 | 13 | 13 | 13 | 15 | 14 | 14 | 11 |
Swell 1 Height (m) Direction Period (s) | NW 4 | NW 4 | SW 6 | — | W 17 | NW 4 | WSW 6 | W 16 | WNW 4 | NW 4 | — | W 16 | W 15 | WSW 5 | WSW 6 | WSW 6 | SW 6 | SW 6 | WSW 6 |
| kJ | 3 | 1 | 8 | — | 6 | 1 | 3 | 5 | 1 | 1 | — | 5 | 5 | 19 | 22 | 16 | 10 | 10 | 4 |
Swell 2 Height (m) Direction Period (s) | — | — | — | WSW 6 | W 17 | W 17 | W 16 | — | — | — | — | — | — | W 15 | W 15 | W 14 | W 14 | W 14 | W 14 |
| kJ | — | — | — | 4 | 6 | 6 | 5 | — | — | — | — | — | — | 4 | 4 | 4 | 4 | 4 | 4 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 14 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 |
Wind waves Height (m) Direction Period (s) | WSW 6 | SW 6 | WSW 4 | WSW 4 | WSW 4 | WSW 4 | W 4 | W 4 | WSW 4 | WSW 5 | WSW 5 | WSW 6 | WSW 4 | NW 4 | NW 4 | NW 5 | NNW 5 | NNW 4 | NNW 4 |
| kJ | 24 | 18 | 7 | 16 | 12 | 15 | 12 | 12 | 12 | 39 | 46 | 43 | 29 | 6 | 16 | 13 | 15 | 12 | 7 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 402 | 384 | 269 | 130 | 125 | 130 | 268 | 318 | 319 | 319 | 306 | 307 | 32 | 120 | 120 | 125 | 125 | 128 | 54 |
Best forecast wave conditions in Mid Wales | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
Header Global | |||||||||||||||||||
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