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Surf Forecasts:
Yona Bay surfForecast / Okinawa / Japan
48hr Weather and Surf, issued 8 pm Thursday 07 May 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
23.6° C
(Which is 1.3°C colder than average for this time of year)How big are the waves at Yona Bay today?
The current surf forecast for Yona Bay at 12AM is: 0.1m 5s primary swell from a North direction (forecast issued at 08:00pm May 07). An open ocean swell of 1.0m 9s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 May) | - | - |
| Afternoon (08 May) | - | - |
| Evening (08 May) | 0.5ft (0.1m) | 5s |
Table - waves today at Yona Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 36mm), heaviest during Sat night. Warm (max 24°C on Fri morning, min 16°C on Sat morning). Winds increasing (calm on Thu night, fresh winds from the NNE by Fri night). | ||||||||||||||||||||||||
Thu 7 | Friday 8 | Saturday 9 | Sunday 10 | |||||||||||||||||||||
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 | 6 AM | 9 AM | 12 PM | 3 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
N 6 | N 5 | NE 6 | NE 5 | E 8 | NE 5 | ESE 9 | NE 7 | NNE 4 | NE 4 | NE 4 | NNE 5 | NNE 6 | NNE 6 | NNE 7 | NNE 7 | NE 7 | N 7 | E 7 | E 10 | E 10 | N 7 | E 7 | E 8 | |
1 | 1 | 1 | 1 | 1 | 1 | 0 | 2 | 11 | 16 | 16 | 133 | 258 | 300 | 339 | 273 | 276 | 103 | 114 | 332 | 426 | 33 | 363 | 454 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | glassy | glassy | glassy | glassy | glassy | cross | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | |
High Tide | 11:03PM1.40m | 9:39AM1.52m | 00:13AM1.37m | 10:39AM1.40m | 1:38AM1.39m | 12:25PM1.31m | ||||||||||||||||||
Low Tide | 4:07PM0.35m | 4:04AM1.05m | 4:59PM0.45m | 5:22AM1.10m | 6:09PM0.55m | 7:19AM1.06m | ||||||||||||||||||
 |  | | |  |  | | |  |  | | | | | | | | | | | | | | | |
 | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:43 | — | — | — | — |
 | 7:01 | — | — | — | — | — | — | — | 7:02 | — | — | — | — | — | — | — | 7:02 | — | — | — | — | — | — | 7:04 |
— | — | — | — | — | — | — | — | 2 | 2 | 1 | 1 | 1 | 3 | 2 | 4 | 3 | 5 | 2 | 4 | 4 | 1 | 1 | — | |
Temp °C | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 21 | 20 | 20 | 21 | 19 | 18 | 17 | 16 | 16 | 17 | 17 | 18 | 17 | 18 | 17 | 18 | 18 |
26 | 26 | 26 | 26 | 26 | 25 | 26 | 20 | 19 | 19 | 18 | 14 | 12 | 12 | 10 | 10 | 13 | 14 | 16 | 14 | 13 | 12 | 13 | 13 | |
Swell 1 Height (m) Direction Period (s) | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | N 7 | N 7 | N 7 | N 7 | N 7 | N 6 | NNW 6 |
 kJ | 173 | 173 | 173 | 143 | 143 | 143 | 146 | 149 | 149 | 153 | 153 | 159 | 140 | 143 | 143 | 214 | 143 | 103 | 81 | 62 | 45 | 33 | 22 | 13 |
Swell 2 Height (m) Direction Period (s) | N 6 | N 5 | N 5 | NE 5 | E 8 | — | — | NE 7 | — | — | — | — | — | NW 8 | — | NNW 7 | — | ESE 10 | ESE 10 | — | — | — | — | SE 15 |
| kJ | 1 | 1 | 1 | 1 | 1 | — | — | 2 | — | — | — | — | — | 10 | — | 55 | — | 140 | 131 | — | — | — | — | 8 |
Swell 3 Height (m) Direction Period (s) | — | NE 5 | NE 6 | N 5 | — | NE 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 1 | 1 | 1 | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | N 2 | NNE 4 | NE 4 | NE 4 | NNE 5 | NNE 6 | NNE 6 | NNE 7 | NNE 7 | NE 7 | ENE 6 | E 7 | E 10 | E 10 | E 6 | E 7 | E 8 |
| kJ | — | — | — | — | — | — | — | 1 | 11 | 16 | 16 | 133 | 258 | 300 | 339 | 273 | 276 | 97 | 114 | 332 | 426 | 214 | 363 | 454 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 74 | 605 | 605 | 605 | 597 | 595 | 595 | 595 | 595 | 702 | 60 | 60 | 33 | 595 | 595 | 595 | 922 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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