Surf Forecasts:
How big are the waves at Yona Bay today (07 Aug):
- Morning surf: Morning surf (07 Aug, local time) - 15ft (4.5m), 14s period with ENE swell.
- Afternoon surf: Afternoon surf (07 Aug, local time) - 8ft (2.5m), 10s period with N swell.
- Evening surf: Evening surf (07 Aug, local time) - 3.5ft (1.0m), 12s period with E swell.
The current surf forecast for Yona Bay at 4PM is: 2.5m 10s primary swell from a North direction and 1.8m 12s secondary swell from a East-northeast direction, 3.0m 8s secondary swell from a West direction (forecast issued at 08:00am August 07). The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (07 Aug) | 15ft (4.5m) | 14s |
| Afternoon (07 Aug) | 8ft (2.5m) | 10s |
| Evening (07 Aug) | 3.5ft (1.0m) | 12s |
Table - waves today at Yona Bay. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 156mm), heaviest during Fri night. Warm (max 29°C on Fri afternoon, min 28°C on Fri morning). Winds decreasing (stormy winds from the SSE on Fri night, fresh winds from the SSE by Sun night). | ||||||||||||||||||||||
Friday 7 | Saturday 8 | Sunday 9 | ||||||||||||||||||||
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) | ENE 16 | ENE 14 | ENE 13 | N 10 | N 9 | N 10 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 10 | E 10 | ENE 10 | E 10 | E 10 | E 10 | ENE 10 | ENE 10 | E 10 | E 9 | E 9 | E 14 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 14137 | 7551 | 3118 | 1225 | 577 | 279 | 278 | 263 | 303 | 297 | 281 | 240 | 245 | 226 | 226 | 188 | 154 | 154 | 148 | 139 | 106 | 195 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | cross-on | cross-off | cross-off | cross-off | off | off | off | cross-off | off | off | off | off | off | off | cross-off | off | off | off | off | off |
High Tide | 2:32PM1.45m | 1:20AM1.72m | 4:34PM1.53m | 2:55AM1.73m | 5:41PM1.66m | |||||||||||||||||
Low Tide | 7:31AM0.66m | 7:13PM1.22m | 9:07AM0.59m | 9:12PM1.29m | 10:28AM0.47m | |||||||||||||||||
 |  | | | |  | | | | | | | | | | | | | | | | | |
 | 5:54 | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — |
 | — | — | — | — | 7:10 | — | — | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:08 | — |
mm | 10 | 4 | 8 | 3 | 10 | 26 | 24 | 30 | 11 | 7 | 3 | 6 | 3 | 1 | 2 | 3 | 3 | 2 | 2 | 2 | 1 | 1 |
Temp °C | 28 | 28 | 28 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 29 |
Feels °C | 22 | 20 | 25 | 28 | 23 | 21 | 17 | 19 | 19 | 22 | 19 | 22 | 23 | 25 | 24 | 24 | 25 | 26 | 26 | 27 | 27 | 28 |
Swell 1 Height (m) Direction Period (s) | ENE 16 | ENE 14 | N 11 | N 10 | N 9 | N 10 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | WSW 13 | WSW 14 | SW 13 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | SW 12 |
| kJ | 14137 | 7551 | 2822 | 1225 | 577 | 273 | 278 | 263 | 303 | 297 | 2056 | 3065 | 3341 | 2934 | 2323 | 2019 | 1725 | 1356 | 1127 | 975 | 744 | 772 |
Swell 2 Height (m) Direction Period (s) | — | NNE 11 | ENE 13 | ENE 12 | WNW 8 | E 12 | ENE 16 | N 10 | ENE 16 | — | ENE 10 | E 10 | ENE 10 | E 10 | E 10 | E 10 | ENE 10 | ENE 10 | E 10 | E 9 | E 9 | WSW 13 |
| kJ | — | 1483 | 3118 | 901 | 235 | 279 | 25 | 18 | 49 | — | 281 | 240 | 245 | 226 | 226 | 188 | 154 | 154 | 148 | 139 | 103 | 515 |
Swell 3 Height (m) Direction Period (s) | — | — | — | ENE 16 | ENE 12 | N 9 | ENE 16 | NNE 9 | — | — | — | ENE 15 | ENE 15 | ENE 15 | ENE 15 | ENE 15 | ENE 15 | ENE 15 | ENE 14 | ENE 14 | E 14 | E 14 |
| kJ | — | — | — | 173 | 361 | 16 | 25 | 8 | — | — | — | 21 | 21 | 21 | 21 | 21 | 42 | 42 | 41 | 70 | 106 | 195 |
Wind waves Height (m) Direction Period (s) | N 11 | NNW 11 | WNW 9 | W 8 | SSW 7 | SSW 8 | S 10 | S 10 | S 11 | S 11 | S 11 | S 10 | SSE 10 | SSE 10 | S 10 | S 10 | S 11 | S 11 | S 10 | S 10 | S 12 | SSE 8 |
| kJ | 5085 | 6393 | 1811 | 1122 | 1208 | 2899 | 6522 | 8030 | 9691 | 8939 | 8410 | 5015 | 3115 | 2967 | 3233 | 4032 | 3854 | 2909 | 2318 | 1891 | 2281 | 740 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 664 | 664 | 1384 | 1384 | 804 | 794 | 794 | 679 | 794 | 794 | 927 | 986 | 794 | 794 | 690 | 690 | 690 | 690 | 690 | 771 | 679 | 674 |
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)
Latest Updates
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