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Surf Forecasts:
Yonabaru surfForecast / Okinawa / Japan
48hr Weather and Surf, issued 8 pm Saturday 18 Apr 2026 JSTForecast update in hr min s Forecast update imminent
Yonabaru surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Yonabaru sea temperature is
24.3° C
(Which is normal for this time of year)How big are the waves at Yonabaru today?
The current surf forecast for Yonabaru at 11PM is: 1.5m 14s primary swell from a East-southeast direction and 0.9m 11s secondary swell from a East-northeast direction (forecast issued at 08:00pm April 18). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Apr) | - | - |
| Afternoon (18 Apr) | - | - |
| Evening (18 Apr) | 5ft (1.5m) | 14s |
Table - waves today at Yonabaru. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sat 18 | Sunday 19 | Monday 20 | Tuesday 21 | |||||||||||||||||||||
| 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 | 6 AM | 9 AM | 12 PM | 3 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1413 | 947 | 862 | 920 | 841 | 947 | 920 | 958 | 943 | 849 | 836 | 823 | 690 | 700 | 608 | 582 | 490 | 475 | 383 | 365 | 285 | 280 | 280 | 276 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | 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 | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross | cross- on |
High Tide / height (m) | 7:51PM 1.90 | 7:24AM 1.99 | 8:31PM 1.83 | 7:53AM 1.97 | 9:14PM 1.73 | 8:24AM 1.91 | ||||||||||||||||||
Low Tide / height (m) | 1:33AM 0.64 | 2:01PM 0.03 | 2:04AM 0.75 | 2:38PM 0.06 | 2:37AM 0.87 | |||||||||||||||||||
Sat 18 | Sunday 19 | Monday 20 | Tuesday 21 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:00 | - | - |
| Sunset | 6:52 | - | - | - | - | - | - | - | 6:53 | - | - | - | - | - | - | - | 6:53 | - | - | - | - | - | - | - |
 |  | | |  | | |  | | | | | |  | | | | |  | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 23 | 22 | 22 | 21 | 21 | 22 | 23 | 23 | 22 | 21 | 21 | 20 | 20 | 21 | 22 | 22 | 21 | 21 | 21 | 20 | 20 | 22 | 24 | 23 |
| Feels °C (?) | 24 | 23 | 24 | 22 | 22 | 22 | 23 | 23 | 22 | 21 | 20 | 19 | 18 | 19 | 19 | 19 | 19 | 20 | 20 | 19 | 19 | 21 | 24 | 23 |
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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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