Surf Forecasts:
Yona Bay surf forecast from 15 Oct 2026:
- Best quality surf: Friday 16 Oct, 6PM (local time) - 2.5ft (0.7m), 10s period, ENE swell with cross-offshore winds.
- Most powerful swell: Friday 23 Oct, 3AM (local time) - 13ft (4.0m), 9s period, NNE swell with 2,883 kJ wave energy.
- Next surfable swell (1★+): Friday 16 Oct, 6PM (local time) - 2.5ft (0.7m), 10s 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 (Oct 16) at 6PM. The primary swell is predicted to be 0.7m and 10s period with a secondary swell of 0.4m and 6s. 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 4.0m 9s and forecast to arrive on Friday (Oct 23) at 3AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 4.5m 19s period and expected on Wednesday (Oct 21) at 9PM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 6PM (Fri 16th Oct) | 2.5ft (0.7m) 10s |
| Best Surf | 6PM (Fri 16th Oct) | 2.5ft (0.7m) 10s |
| Most Powerful | 3AM (Fri 23rd Oct) | 13ft (4.0m) 9s |
Table - best surf conditions forecast for Yona Bay over the next 16 days.
Short Range ForecastMostly dry. Warm (max 26°C on Fri afternoon, min 25°C on Fri morning). Winds increasing (light winds from the NE on Fri morning, fresh winds from the E by Sat morning). | Days 4-6 Weather SummaryMostly dry. Warm (max 27°C on Mon morning, min 23°C on Wed night). Winds increasing (light winds from the E on Mon night, gales from the N by Wed night). | ||||||||||||||||||||
Friday 16 | Saturday 17 | Sunday 18 | Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | E 9 | ENE 10 | NE 10 | N 6 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | NNE 4 | NNE 5 | N 8 | N 9 | N 9 | NNE 9 |
Wave Graph  | |||||||||||||||||||||
 kJ | 60 | 55 | 27 | 1 | 294 | 291 | 284 | 386 | 208 | 127 | 168 | 136 | 119 | 94 | 68 | 32 | 165 | 1329 | 2549 | 2545 | 2871 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 10:13AM1.53m | 9:13PM1.74m | 11:05AM1.43m | 9:43PM1.62m | 12:28PM1.37m | 10:24PM1.48m | 2:36PM1.39m | 00:03AM1.36m | 3:47PM1.48m | 2:39AM1.36m | 4:24PM1.58m | 4:02AM1.48m | 4:53PM1.67m | ||||||||
Low Tide | 3:22PM1.03m | 4:19AM0.50m | 3:54PM1.14m | 5:10AM0.61m | 4:52PM1.23m | 6:25AM0.71m | 7:37PM1.26m | 8:05AM0.74m | 9:38PM1.13m | 9:26AM0.70m | 10:26PM0.95m | 10:22AM0.64m | 11:01PM0.75m | ||||||||
 |  |  | |  | | | |  | | | | | | | | | | | |  | |
 | 6:26 | — | — | 6:26 | — | — | 6:26 | — | — | 6:28 | — | — | 6:28 | — | — | 6:28 | — | — | 6:30 | — | — |
 | — | 5:58 | — | — | 5:57 | — | — | 5:57 | — | — | 5:55 | — | — | 5:54 | — | — | 5:53 | — | — | 5:52 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 |
Temp °C | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 24 | 23 | 23 | 24 |
Feels °C | 27 | 29 | 26 | 25 | 24 | 25 | 27 | 27 | 27 | 30 | 29 | 29 | 28 | 28 | 28 | 25 | 22 | 17 | 13 | 13 | 16 |
Swell 1 Height (m) Direction Period (s) | E 9 | ENE 10 | NE 10 | ESE 9 | ENE 11 | ENE 10 | ENE 11 | E 8 | ENE 10 | ENE 9 | ENE 9 | ESE 8 | ESE 15 | ESE 15 | ESE 16 | ESE 18 | ESE 19 | ESE 18 | ESE 17 | ESE 16 | ESE 16 |
| kJ | 60 | 55 | 23 | 26 | 45 | 38 | 13 | 260 | 11 | 127 | 168 | 127 | 766 | 1735 | 2836 | 6134 | 12224 | 14210 | 10455 | 9551 | 8055 |
Swell 2 Height (m) Direction Period (s) | NNW 7 | NNW 6 | E 9 | N 6 | N 6 | — | — | SE 11 | SE 10 | N 6 | ESE 8 | ENE 9 | ESE 9 | ENE 9 | ENE 9 | — | — | — | — | — | — |
| kJ | 37 | 13 | 26 | 1 | 1 | — | — | 5 | 4 | 1 | 99 | 136 | 143 | 94 | 68 | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | ENE 13 | E 8 | ENE 12 | — | — | — | — | E 13 | N 6 | E 10 | ESE 18 | ESE 16 | ENE 9 | — | — | — | — | — | — | — | — |
| kJ | 17 | 22 | 27 | — | — | — | — | 3 | 1 | 2 | 31 | 310 | 119 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | ENE 5 | ENE 6 | E 8 | E 8 | E 8 | E 8 | E 8 | ESE 8 | — | — | — | — | NNW 7 | NNE 4 | NNE 5 | N 8 | N 9 | N 9 | NNE 9 |
| kJ | — | — | 56 | 86 | 294 | 291 | 284 | 386 | 208 | 101 | — | — | — | — | 9 | 32 | 165 | 1329 | 2549 | 2545 | 2871 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 59 | 937 | 622 | 706 | 679 | 60 | 59 | 59 | 59 | 0 | 35 | 54 | 0 | 65 | 597 | 597 | 597 | 597 | 595 | 595 | 738 |
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.
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.
Nearest