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Surf Forecasts:
Yona Bay surfForecast / Okinawa / Japan
48hr Weather and Surf, issued 8 am Wednesday 25 Mar 2026 JSTForecast update in hr min s Forecast update imminent
Yona Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Yona Bay sea temperature is
21.7° C
(Which is slightly cooler than normal)How big are the waves at Yona Bay today?
The current surf forecast for Yona Bay at 5PM is: 1.6m 6s primary swell from a Northwest direction and 0.4m 8s secondary swell from a East-northeast direction (forecast issued at 08:00am March 25). An open ocean swell of 0.4m 8s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Mar) | 4.5ft (1.4m) | 6s |
| Afternoon (25 Mar) | 5.5ft (1.7m) | 6s |
| Evening (25 Mar) | 5ft (1.6m) | 6s |
Table - waves today at Yona Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 25 | Thursday 26 | Friday 27 | Sat 28 | |||||||||||||||||||||
| 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 5 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 8 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 66 | 115 | 160 | 213 | 188 | 200 | 220 | 310 | 404 | 373 | 440 | 449 | 398 | 279 | 223 | 134 | 108 | 145 | 142 | 172 | 169 | 204 | 204 | 204 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- on | on | on | on | cross- on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross- on |
High Tide / height (m) | 10:34AM 1.54 | 1:16AM 1.23 | 11:39AM 1.40 | 3:30AM 1.26 | 1:42PM 1.32 | |||||||||||||||||||
Low Tide / height (m) | 4:41AM 0.88 | 6:00PM 0.29 | 5:54AM 1.02 | 7:38PM 0.37 | 8:23AM 1.05 | 9:20PM 0.36 | ||||||||||||||||||
Wednesday 25 | Thursday 26 | Friday 27 | Sat 28 | |||||||||||||||||||||
| Sunrise | - | 6:26 | - | - | - | - | - | - | - | 6:24 | - | - | - | - | - | - | - | 6:24 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:39 | - | - | - | - | - | - | - | 6:40 | - | - | - | - | - | - | - | 6:40 | - | - | - |
 |  |  |  |  |  |  | | | |  | | | | | | | | | | | | | | |
Rain (mm) | - | 4 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 21 | 21 | 20 | 19 | 18 | 19 | 18 | 17 | 18 | 19 | 19 | 19 | 19 | 19 | 18 | 18 | 19 | 19 | 19 | 19 | 20 | 20 | 20 | 20 |
| Feels °C (?) | 18 | 19 | 15 | 14 | 13 | 14 | 13 | 12 | 12 | 14 | 14 | 14 | 15 | 16 | 15 | 15 | 17 | 17 | 17 | 16 | 17 | 17 | 17 | 16 |
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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
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