Surf Forecasts:
How big are the waves at Yona Bay today (26 Aug):
- Morning surf: Morning surf (26 Aug, local time) - 6ft (1.9m), 9s period with WNW swell.
- Afternoon surf: Afternoon surf (26 Aug, local time) - 5ft (1.6m), 9s period with WNW swell.
- Evening surf: Evening surf (26 Aug, local time) - 6ft (1.9m), 9s period with W swell.
The current surf forecast for Yona Bay at 5PM is: 1.7m 9s primary swell from a West-northwest direction and 0.8m 9s secondary swell from a East direction (forecast issued at 08:00am August 26). An open ocean swell of 2.4m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 Aug) | 6ft (1.9m) | 9s |
| Afternoon (26 Aug) | 5ft (1.6m) | 9s |
| Evening (26 Aug) | 6ft (1.9m) | 9s |
Table - waves today at Yona Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 9mm), mostly falling on Wed morning. Warm (max 29°C on Wed afternoon, min 27°C on Wed morning). Winds decreasing (near gales from the SSW on Wed morning, moderate winds from the SSE by Thu afternoon). | ||||||||||||||||||||||
Wednesday 26 | Thursday 27 | Friday 28 | ||||||||||||||||||||
6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | NW 9 | WNW 9 | WNW 9 | WNW 9 | W 9 | W 9 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | WNW 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 8 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 408 | 537 | 482 | 413 | 517 | 641 | 697 | 711 | 618 | 673 | 697 | 710 | 580 | 520 | 458 | 418 | 353 | 240 | 148 | 113 | 81 | 34 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | off | off | off | off | off |
High Tide | 5:37AM1.75m | 6:58PM1.81m | 6:16AM1.86m | 7:19PM1.88m | 6:51AM1.95m | 7:40PM1.93m | ||||||||||||||||
Low Tide | 12:21PM0.44m | 00:37AM0.97m | 12:51PM0.38m | 1:03AM0.83m | 1:20PM0.35m | |||||||||||||||||
 |  | | | |  | | |  | |  |  | |  | | | |  | | | | | |
 | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — |
 | — | — | — | — | 6:53 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — |
mm | 3 | 3 | 3 | 1 | 1 | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 27 | 28 | 29 | 28 | 28 | 28 | 28 | 27 | 28 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 28 | 28 |
Feels °C | 23 | 23 | 24 | 27 | 27 | 27 | 29 | 30 | 29 | 30 | 30 | 31 | 31 | 31 | 29 | 29 | 29 | 29 | 30 | 31 | 30 | 30 |
Swell 1 Height (m) Direction Period (s) | WNW 8 | WNW 9 | WNW 9 | WNW 9 | W 9 | W 9 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | WNW 10 | W 10 | W 10 | W 10 | W 9 | W 9 | S 7 |
| kJ | 333 | 537 | 482 | 413 | 517 | 641 | 697 | 711 | 618 | 673 | 697 | 710 | 580 | 520 | 458 | 418 | 353 | 240 | 148 | 113 | 81 | 26 |
Swell 2 Height (m) Direction Period (s) | NW 9 | E 10 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 7 | E 7 | E 7 | ESE 7 | ESE 8 | ENE 12 | ENE 12 | SW 9 | SW 9 | SW 9 | S 7 | S 7 | W 8 |
| kJ | 396 | 237 | 137 | 102 | 71 | 64 | 61 | 58 | 55 | 52 | 52 | 52 | 78 | 99 | 48 | 47 | 31 | 40 | 36 | 38 | 39 | 34 |
Swell 3 Height (m) Direction Period (s) | E 10 | E 15 | ENE 14 | ENE 14 | ENE 14 | ENE 13 | E 13 | E 13 | E 13 | E 13 | E 13 | SE 8 | ENE 12 | ENE 12 | SW 9 | SW 9 | ENE 12 | ENE 12 | S 8 | SW 8 | SW 8 | SW 9 |
| kJ | 408 | 38 | 40 | 63 | 61 | 59 | 89 | 87 | 87 | 85 | 84 | 35 | 50 | 49 | 19 | 19 | 47 | 46 | 18 | 25 | 25 | 30 |
Wind waves Height (m) Direction Period (s) | SW 7 | SSW 8 | SSW 8 | SSW 8 | SSW 7 | S 6 | S 6 | S 6 | S 5 | S 8 | S 8 | S 8 | — | — | ESE 7 | SE 7 | SE 6 | SE 6 | SE 6 | SE 6 | ESE 6 | ESE 6 |
| kJ | 879 | 1093 | 1137 | 835 | 500 | 273 | 205 | 121 | 70 | 12 | 11 | 11 | — | — | 183 | 221 | 194 | 188 | 177 | 149 | 122 | 155 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 664 | 655 | 664 | 664 | 655 | 655 | 655 | 655 | 655 | 655 | 674 | 664 | 0 | 0 | 35 | 628 | 628 | 66 | 687 | 66 | 35 | 66 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
Header Global | ||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Yona Bay surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest