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Surf Forecasts:
Yonabaru surfForecast / Okinawa / Japan
48hr Weather and Surf, issued 8 am Thursday 21 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
23.8° 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: 0.9m 10s primary swell from a East-southeast direction and 0.1m 12s secondary swell from a East direction (forecast issued at 08:00am May 21). An open ocean swell of 0.5m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | 3ft (0.9m) | 10s |
| Afternoon (21 May) | 3ft (0.9m) | 10s |
| Evening (21 May) | 2.5ft (0.8m) | 10s |
Table - waves today at Yonabaru. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 40mm), heaviest during Fri night. Warm (max 26°C on Sat night, min 23°C on Fri afternoon). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 21 | Friday 22 | Saturday 23 | Sun 24 | |||||||||||||||||||||
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 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 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | |
142 | 142 | 145 | 161 | 145 | 117 | 117 | 115 | 113 | 110 | 110 | 108 | 96 | 96 | 96 | 75 | 75 | 75 | 96 | 75 | 73 | 73 | 73 | 75 | |
Wind (km/h) | ||||||||||||||||||||||||
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 | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 8:46AM1.89m | 10:51PM1.69m | 9:36AM1.77m | 11:49PM1.65m | 10:39AM1.65m | 00:50AM1.65m | ||||||||||||||||||
Low Tide | 3:09AM1.09m | 3:53PM0.26m | 4:03AM1.13m | 4:44PM0.39m | 5:12AM1.14m | 5:44PM0.53m | ||||||||||||||||||
 |  | | | |  | | |  |  | | | |  | | |  |  | | | |  | |  | |
 | 5:39 | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:39 |
 | — | — | — | — | 7:10 | — | — | — | — | — | — | — | 7:10 | — | — | — | — | — | — | — | 7:12 | — | — | 7:12 |
— | — | — | — | — | — | — | — | — | 1 | 1 | 5 | 5 | 5 | 4 | 1 | 6 | 3 | 3 | 2 | 3 | 1 | — | — | |
Temp °C | 23 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 25 | 25 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 26 | 26 |
25 | 27 | 26 | 27 | 27 | 28 | 27 | 27 | 27 | 28 | 28 | 26 | 25 | 25 | 25 | 26 | 26 | 25 | 28 | 27 | 29 | 28 | 29 | 29 | |
Swell 1 Height (m) Direction Period (s) | 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 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | WSW 6 | ESE 9 | ESE 9 |
 kJ | 142 | 142 | 145 | 161 | 145 | 117 | 117 | 115 | 113 | 110 | 110 | 108 | 96 | 96 | 96 | 75 | 75 | 75 | 96 | 75 | 73 | 34 | 73 | 75 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | E 11 | W 6 | W 7 | W 7 | W 6 | NE 10 | E 10 | E 10 | E 10 | W 7 | W 7 | WNW 6 | SE 4 | SE 4 | NNW 8 | NNW 8 | NNW 8 | ESE 9 | NNW 7 | NNW 7 |
| kJ | — | — | — | — | 2 | 30 | 32 | 22 | 13 | 4 | 2 | 2 | 2 | 1 | 14 | 13 | 3 | 4 | 14 | 13 | 11 | 73 | 10 | 9 |
Swell 3 Height (m) Direction Period (s) | — | — | — | W 6 | W 6 | — | W 7 | E 11 | E 11 | W 7 | — | — | E 10 | E 10 | W 6 | E 9 | N 9 | N 6 | NNW 8 | NNW 8 | — | NNW 7 | N 8 | N 8 |
| kJ | — | — | — | 1 | 1 | — | 1 | 2 | 2 | 1 | — | — | 2 | 2 | 1 | 2 | 2 | 1 | 7 | 13 | — | 10 | 5 | 5 |
Wind waves Height (m) Direction Period (s) | SSW 3 | SSW 3 | SW 4 | WSW 5 | W 6 | — | SW 3 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 5 | WSW 5 | WSW 5 | SSW 4 | SSW 4 | SW 5 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | SSW 4 | SW 6 | WSW 6 |
| kJ | 4 | 6 | 10 | 15 | 22 | — | 2 | 48 | 45 | 27 | 28 | 19 | 19 | 19 | 10 | 22 | 22 | 34 | 60 | 43 | 43 | 7 | 47 | 43 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 599 | 599 | 78 | 78 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 78 | 599 | 88 | 33 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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