Surf Forecasts:
Yona Bay surf forecast from 8 Jun 2026:
- Best quality surf: Friday 12 Jun, 12AM (local time) - 3.5ft (1.0m), 7s period, ENE swell with cross-offshore winds.
- Most powerful swell: Thursday 11 Jun, 12AM (local time) - 4ft (1.2m), 8s period, NE swell with 164 kJ wave energy.
- Next surfable swell (1★+): Friday 12 Jun, 12AM (local time) - 3.5ft (1.0m), 7s period with ENE swell.
Best Forecast Surf Conditions for Yona Bay this week:
The surf forecast for Yona Bay over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Jun 12) at 12AM. The primary swell is predicted to be 1.0m and 7s period with a secondary swell of 0.3m and 5s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Yona Bay in the next 16 days are 1.2m 8s and forecast to arrive on Thursday (Jun 11) at 12AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.4m 7s period and expected on Tuesday (Jun 09) at 3PM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12AM (Fri 12th Jun) | 3.5ft (1.0m) 7s |
| Best Surf | 12AM (Fri 12th Jun) | 3.5ft (1.0m) 7s |
| Most Powerful | 12AM (Thu 11th Jun) | 4ft (1.2m) 8s |
Table - best surf conditions forecast for Yona Bay over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 69mm), heaviest during Wed night. Warm (max 28°C on Mon afternoon, min 23°C on Wed morning). Winds decreasing (fresh winds from the SSW on Tue afternoon, light winds from the N by Wed morning). | Days 5-7 Weather SummaryLight rain (total 5mm), mostly falling on Sat afternoon. Warm (max 24°C on Thu afternoon, min 20°C on Sat night). Winds increasing (light winds from the ENE on Fri night, fresh winds from the E by Sat night). | ||||||||||||||||||||
Mon 8 | Tuesday 9 | Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | NE 12 | NE 12 | NE 12 | NNW 8 | N 8 | N 7 | NNE 7 | NE 8 | NE 8 | NE 5 | ENE 7 | ENE 6 | NE 9 | ENE 5 | NE 4 | E 7 | E 6 | E 7 | E 4 | ENE 5 | ENE 6 |
Wave Graph  | |||||||||||||||||||||
 kJ | 71 | 69 | 66 | 51 | 111 | 91 | 113 | 164 | 113 | 60 | 102 | 47 | 3 | 9 | 7 | 9 | 28 | 21 | 0 | 0 | 101 |
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 | cross-on | cross | cross | cross | cross-off | cross-off | cross | cross-on | cross | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross |
High Tide | 1:24AM1.59m | 1:41PM1.43m | 2:21AM1.63m | 3:16PM1.48m | 3:15AM1.70m | 4:32PM1.58m | 4:04AM1.78m | 5:33PM1.68m | 4:50AM1.86m | 6:25PM1.77m | 5:35AM1.94m | 7:13PM1.83m | 6:19AM2.00m | ||||||||
Low Tide | 6:37PM0.68m | 7:48AM0.86m | 7:49PM0.78m | 9:00AM0.70m | 9:00PM0.85m | 10:01AM0.52m | 10:05PM0.89m | 10:54AM0.33m | 11:01PM0.91m | 11:43AM0.17m | 11:51PM0.92m | 12:29PM0.05m | 00:38AM0.92m | ||||||||
 |  |  | |  |  | |  |  | |  | | | | |  |  | | |  | | |
 | — | — | 5:33 | — | — | 5:33 | — | — | 5:33 | — | — | 5:33 | — | — | 5:33 | — | — | 5:33 | — | — | 5:33 |
 | 7:19 | — | — | 7:19 | — | — | 7:20 | — | — | 7:20 | — | — | 7:20 | — | — | 7:21 | — | — | 7:21 | — | 7:21 |
mm | 1 | 3 | — | — | 7 | 12 | 12 | 34 | — | — | — | — | — | — | — | 1 | 4 | — | — | — | — |
Temp °C | 28 | 27 | 27 | 27 | 26 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 21 | 23 | 24 | 24 | 24 |
Feels °C | 29 | 28 | 26 | 26 | 25 | 25 | 25 | 23 | 23 | 25 | 23 | 23 | 23 | 25 | 24 | 23 | 17 | 23 | 24 | 25 | 24 |
Swell 1 Height (m) Direction Period (s) | NE 12 | NE 12 | NE 12 | NNW 8 | N 8 | SSE 7 | SSW 9 | SSW 8 | SSE 7 | SSE 7 | S 7 | SSW 7 | SSW 8 | ENE 5 | SSE 6 | SSE 6 | N 4 | SSE 6 | SSE 6 | SE 9 | S 7 |
| kJ | 71 | 69 | 66 | 51 | 111 | 118 | 245 | 103 | 65 | 42 | 67 | 20 | 38 | 9 | 23 | 13 | 2 | 3 | 3 | 3 | 54 |
Swell 2 Height (m) Direction Period (s) | N 6 | N 6 | N 7 | NE 11 | NE 11 | SW 8 | SE 6 | SSE 7 | SW 8 | SW 8 | N 5 | SSE 6 | SE 6 | SE 7 | E 7 | E 7 | S 6 | ENE 8 | SE 9 | S 6 | E 15 |
| kJ | 3 | 3 | 1 | 33 | 31 | 120 | 33 | 41 | 69 | 55 | 4 | 16 | 11 | 11 | 3 | 9 | 3 | 7 | 3 | 1 | 4 |
Swell 3 Height (m) Direction Period (s) | E 10 | E 9 | E 9 | SE 9 | SE 9 | NE 11 | ENE 10 | NW 5 | S 7 | SSW 7 | SW 8 | SW 8 | NE 9 | SSW 7 | SW 8 | ENE 6 | SW 8 | N 4 | S 6 | SW 8 | E 10 |
| kJ | 7 | 6 | 2 | 3 | 3 | 30 | 11 | 7 | 40 | 18 | 3 | 15 | 3 | 9 | 3 | 3 | 2 | 1 | 1 | 2 | 2 |
Wind waves Height (m) Direction Period (s) | SSW 6 | SSW 6 | SSW 7 | SSW 7 | SSW 7 | N 7 | NNE 7 | NE 8 | NE 8 | NE 5 | ENE 7 | ENE 6 | NE 4 | N 4 | NE 4 | — | E 6 | E 7 | E 4 | ENE 5 | ENE 6 |
| kJ | 131 | 205 | 433 | 590 | 522 | 91 | 113 | 164 | 113 | 60 | 102 | 47 | 16 | 3 | 7 | — | 28 | 21 | 27 | 84 | 101 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 14 | 597 | 681 | 595 | 595 | 14 | 33 | 597 | 595 | 54 | 0 | 605 | 64 | 74 | 622 | 889 | 645 | 655 | 655 | 595 | 64 |
Best forecast wave conditions in Okinawa | |||||||||||||||||||||
Best forecast wave conditions in Japan | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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.
Information about the Yona Bay Surf forecast
The above surf forecast table for Yona Bay provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Yona Bay can be found by selecting the local surf guide option on the grey menu. Our Yona Bay surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Yona Bay) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Yona Bay may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Yona Bay is 24 km (15 miles) from the city of Okinawa. If you plan a holiday in Okinawa, look for hotels and other accommodation in Okinawa. Okinawa has rooms for a wide range of budgets as well as car hire and transport links.
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