Surf Forecasts:
How big are the waves at Yona Bay today (28 Jun):
- Morning surf: Morning surf (28 Jun, local time) - 1.5ft (0.5m), 6s period with N swell.
- Afternoon surf: Afternoon surf (28 Jun, local time) - 1.5ft (0.4m), 6s period with N swell.
The current surf forecast for Yona Bay at 10AM is: 0.5m 6s primary swell from a North direction (forecast issued at 02:00am June 28). An open ocean swell of 0.6m 8s is not directed at the surf break, a second open ocean swell of 0.7m 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 (28 Jun) | 1.5ft (0.5m) | 6s |
| Afternoon (28 Jun) | 1.5ft (0.4m) | 6s |
| Evening (28 Jun) | - | - |
Table - waves today at Yona Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 10mm), heaviest on Sun morning. Warm (max 28°C on Mon morning, min 25°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 28 | Monday 29 | Tuesday 30 | ||||||||||||||||||||||
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 | 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) | NNW 6 | NNW 6 | NNW 6 | N 6 | E 16 | N 6 | N 6 | WSW 7 | WSW 7 | WSW 7 | SE 9 | E 15 | E 15 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | E 15 | E 15 | E 15 | E 15 | E 14 | E 14 | E 14 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 43 | 30 | 20 | 17 | 20 | 11 | 7 | 0 | 0 | 0 | 0 | 17 | 17 | 0 | 0 | 0 | 0 | 17 | 17 | 17 | 17 | 16 | 16 | 16 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-off | cross | cross-off | cross | cross | cross | cross | cross-off | glassy | cross-off | cross-off | cross-off | cross-off | cross-on | glassy | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 5:17AM1.76m | 7:14PM1.64m | 5:52AM1.79m | 7:44PM1.68m | 6:26AM1.83m | 8:12PM1.72m | ||||||||||||||||||
Low Tide | 11:41PM1.13m | 12:23PM0.36m | 00:20AM1.12m | 12:55PM0.30m | 00:55AM1.10m | 1:25PM0.27m | ||||||||||||||||||
 | |  |  | | | |  | | | | | | | | | | |  | | | | | | |
 | — | 5:35 | — | — | — | — | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:35 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:23 | — | — | — | — | — | — | — | 7:23 | — | — | — | — | — | — | — | 7:23 | — |
mm | — | — | — | 1 | 2 | 2 | 1 | — | — | — | 1 | 1 | 1 | — | 1 | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 26 | 26 | 27 | 28 | 28 | 27 | 26 | 26 | 26 | 26 | 27 | 28 | 28 | 28 | 26 |
Feels °C | 30 | 28 | 29 | 27 | 27 | 27 | 28 | 27 | 29 | 31 | 29 | 30 | 30 | 31 | 31 | 31 | 30 | 30 | 30 | 31 | 32 | 31 | 32 | 30 |
Swell 1 Height (m) Direction Period (s) | NNW 6 | SE 8 | S 6 | ESE 8 | ESE 8 | S 6 | S 6 | WSW 7 | WSW 7 | WSW 7 | WSW 6 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 8 | ESE 8 |
| kJ | 43 | 70 | 28 | 44 | 41 | 31 | 23 | 79 | 54 | 41 | 23 | 52 | 52 | 52 | 53 | 54 | 58 | 53 | 53 | 53 | 70 | 49 | 48 | 48 |
Swell 2 Height (m) Direction Period (s) | SE 9 | NNW 6 | ESE 8 | N 6 | NNW 6 | ESE 8 | SE 8 | S 6 | S 5 | SE 7 | SE 7 | WSW 6 | WSW 6 | S 4 | S 4 | S 5 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SSW 7 | SSW 7 |
| kJ | 75 | 30 | 45 | 17 | 11 | 40 | 29 | 16 | 15 | 14 | 14 | 23 | 16 | 9 | 5 | 5 | 6 | 10 | 6 | 6 | 6 | 5 | 5 | 5 |
Swell 3 Height (m) Direction Period (s) | S 7 | S 7 | NNW 6 | SW 7 | E 16 | N 6 | N 6 | ESE 8 | ESE 8 | SE 9 | SE 9 | E 15 | E 15 | SW 6 | SW 6 | SW 6 | S 5 | E 15 | E 15 | E 15 | E 15 | E 14 | E 14 | E 14 |
| kJ | 34 | 34 | 20 | 25 | 20 | 11 | 7 | 23 | 24 | 21 | 22 | 17 | 17 | 6 | 6 | 6 | 5 | 17 | 17 | 17 | 17 | 16 | 16 | 16 |
Wind waves Height (m) Direction Period (s) | — | — | SSW 7 | S 7 | SSW 7 | WSW 6 | WSW 7 | — | — | S 5 | S 5 | S 5 | S 5 | — | — | — | — | S 6 | S 6 | S 5 | S 6 | S 5 | S 6 | — |
| kJ | — | — | 111 | 43 | 88 | 55 | 149 | — | — | 14 | 19 | 13 | 10 | — | — | — | — | 5 | 2 | 2 | 2 | 2 | 2 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 12 | 12 | 12 | 12 | 44 | 12 | 14 | 14 | 14 | 66 | 14 | 595 | 66 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
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