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Yona Bay surfForecast / Okinawa / Japan
48hr Weather and Surf, issued 2 am Friday 28 Nov 2025 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
26.0° C
(Which is 1.4°C warmer than normal for this time of year)How big are the waves at Yona Bay today?
The current surf forecast for Yona Bay at 10AM is: 1.2m 8s primary swell from a North direction and 1.1m 8s secondary swell from a Northwest direction (forecast issued at 02:00am November 28). An open ocean swell of 0.7m 10s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Nov) | 3.5ft (1.1m) | 8s |
| Afternoon (28 Nov) | 5ft (1.6m) | 9s |
| Evening (28 Nov) | 4.5ft (1.4m) | 9s |
Table - waves today at Yona Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 28 | Saturday 29 | Sunday 30 | ||||||||||||||||||||||
| 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 | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 6 | 7 | 8 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 10 | 7 | 10 | 7 | 10 | 7 | 13 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 90 | 122 | 217 | 155 | 290 | 378 | 352 | 295 | 251 | 157 | 125 | 113 | 89 | 83 | 58 | 57 | 125 | 30 | 71 | 17 | 122 | 11 | 17 | 15 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | 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- off | cross- off |
High Tide / height (m) | 11:09PM 1.43 | 1:14PM 1.47 | 12:47AM 1.36 | 2:15PM 1.50 | 2:30AM 1.38 | 3:08PM 1.57 | ||||||||||||||||||
Low Tide / height (m) | 6:12AM 0.49 | 7:13PM 0.91 | 7:27AM 0.58 | 8:34PM 0.75 | 8:40AM 0.64 | |||||||||||||||||||
Friday 28 | Saturday 29 | Sunday 30 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:54 | - | - | - | - | - | - | - | 6:56 | - | - | - | - | - | - | - | 6:56 | - | - | - | - |
| Sunset | - | - | - | - | - | 5:32 | - | - | - | - | - | - | - | 5:32 | - | - | - | - | - | - | - | 5:32 | - | - |
 | | |  | | |  | | |  | |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 21 | 20 | 19 | 19 | 19 | 19 | 20 | 20 | 20 | 20 | 19 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 22 |
| Feels °C (?) | 16 | 15 | 13 | 14 | 15 | 15 | 17 | 16 | 17 | 17 | 16 | 18 | 17 | 18 | 20 | 19 | 18 | 19 | 19 | 19 | 19 | 20 | 20 | 21 |
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Ocean Swells (m)- Wind Speed (km/h)
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