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Surf Forecasts:
Yonabaru surfForecast / Okinawa / Japan
48hr Weather and Surf, issued 8 am Wednesday 20 May 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
23.7° C
(Which is 1.9°C colder than average for this time of year)How big are the waves at Yonabaru today?
The current surf forecast for Yonabaru at 4PM is: 1.1m 9s primary swell from a East-southeast direction (forecast issued at 08:00am May 20). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 3.5ft (1.1m) | 8s |
| Afternoon (20 May) | 3.5ft (1.1m) | 9s |
| Evening (20 May) | 3.5ft (1.1m) | 9s |
Table - waves today at Yonabaru. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 20mm), heaviest during Fri morning. Warm (max 26°C on Thu afternoon, min 23°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 20 | Thursday 21 | Friday 22 | Sat 23 | |||||||||||||||||||||
6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ESE 8 | ESE 8 | ESE 9 | ESE 9 | ESE 9 | SE 9 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | |
197 | 157 | 172 | 212 | 184 | 203 | 188 | 172 | 142 | 142 | 145 | 145 | 145 | 117 | 117 | 115 | 113 | 113 | 110 | 108 | 108 | 108 | 108 | 96 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 8:05AM1.98m | 9:59PM1.74m | 8:46AM1.89m | 10:51PM1.69m | 9:36AM1.77m | 11:49PM1.65m | ||||||||||||||||||
Low Tide | 3:07PM0.14m | 3:09AM1.09m | 3:53PM0.26m | 4:03AM1.13m | 4:44PM0.39m | |||||||||||||||||||
 |  | | | |  | | | | | | | |  |  | | |  | | | | | |  | |
 | 5:39 | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:39 |
 | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:10 | — | — | — | — | — | — | — | 7:10 | — | — | 7:12 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 5 | 4 | 3 | — | — | 3 | |
Temp °C | 23 | 24 | 25 | 25 | 24 | 23 | 23 | 23 | 23 | 25 | 25 | 26 | 25 | 24 | 24 | 24 | 24 | 25 | 24 | 24 | 23 | 24 | 25 | 24 |
26 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 27 | 26 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 28 | 28 | 27 | |
Swell 1 Height (m) Direction Period (s) | ESE 8 | ESE 8 | ESE 9 | ESE 9 | ESE 9 | SE 9 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 |
 kJ | 197 | 157 | 172 | 212 | 184 | 203 | 188 | 172 | 142 | 142 | 145 | 145 | 145 | 117 | 117 | 115 | 113 | 113 | 110 | 108 | 108 | 108 | 108 | 96 |
Swell 2 Height (m) Direction Period (s) | — | SE 11 | SE 10 | — | — | — | — | — | — | — | — | — | E 11 | — | W 7 | E 11 | W 6 | E 10 | E 10 | WSW 5 | NNW 7 | NNW 7 | NNW 7 | NNW 7 |
| kJ | — | 19 | 28 | — | — | — | — | — | — | — | — | — | 2 | — | 33 | 2 | 13 | 2 | 2 | 24 | 5 | 19 | 31 | 31 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | W 6 | W 6 | E 11 | — | — | E 11 | W 7 | E 10 | E 10 | E 10 | E 10 | W 6 | E 9 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 2 | — | — | 2 | 1 | 2 | 2 | 2 | 2 | 1 | 2 |
Wind waves Height (m) Direction Period (s) | — | — | SW 2 | SW 3 | SW 3 | SW 3 | SW 3 | SSW 3 | SSW 4 | SW 4 | WSW 4 | WSW 5 | WSW 6 | WSW 7 | SSW 3 | WSW 7 | WSW 6 | WSW 6 | WSW 6 | SW 4 | WSW 5 | WSW 5 | WSW 5 | SW 5 |
| kJ | — | — | 1 | 1 | 2 | 1 | 2 | 3 | 10 | 15 | 12 | 24 | 27 | 47 | 4 | 50 | 45 | 37 | 29 | 7 | 20 | 16 | 11 | 22 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 78 | 78 | 0 | 0 | 33 | 0 | 0 | 78 | 78 | 78 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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