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Surf Forecasts:
Yona Bay surfForecast / Okinawa / Japan
48hr Weather and Surf, issued 8 am Friday 24 Apr 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
24.2° C
(Which is normal for this time of year)How big are the waves at Yona Bay today?
The current surf forecast for Yona Bay at 3PM is: 0.9m 8s primary swell from a North direction and 0.5m 6s secondary swell from a West-northwest direction (forecast issued at 08:00am April 24). An open ocean swell of 0.6m 7s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 Apr) | 2.5ft (0.7m) | 8s |
| Afternoon (24 Apr) | 3ft (0.9m) | 8s |
| Evening (24 Apr) | 3.5ft (1.1m) | 8s |
Table - waves today at Yona Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 4mm), mostly falling on Fri morning. Warm (max 21°C on Fri morning, min 20°C on Fri morning). Wind will be generally light. | ||||||||||||||||||||||||
Friday 24 | Saturday 25 | Sunday 26 | Mon 27 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
ENE 10 | N 8 | NNW 8 | N 8 | NNW 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | NNW 8 | NE 9 | NE 9 | NE 10 | NE 10 | NE 10 | NE 10 | ENE 10 | ENE 10 | NE 10 | |
35 | 66 | 110 | 93 | 159 | 169 | 161 | 195 | 195 | 190 | 157 | 127 | 98 | 93 | 75 | 57 | 71 | 113 | 117 | 142 | 142 | 125 | 125 | 98 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | on | on | on | on | |
High Tide | 11:39AM1.42m | 2:41AM1.39m | 1:39PM1.35m | 3:46AM1.47m | 3:24PM1.41m | |||||||||||||||||||
Low Tide | 6:13AM1.05m | 7:13PM0.43m | 8:16AM1.00m | 8:43PM0.48m | 9:42AM0.84m | 9:53PM0.49m | ||||||||||||||||||
 |  | |  | |  | | | | | | |  |  |  | |  | | | | | | | | |
 | 5:54 | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:52 |
 | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:55 | — | — | — | — | — | — | — | 6:55 | — | — | 6:57 |
— | 1 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 21 | 21 | 20 | 21 | 21 | 21 | 21 | 20 | 20 | 20 | 21 | 20 | 21 | 21 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 20 | 20 | 20 |
20 | 21 | 18 | 20 | 20 | 20 | 18 | 17 | 18 | 18 | 19 | 18 | 21 | 20 | 19 | 18 | 18 | 20 | 19 | 18 | 19 | 18 | 18 | 18 | |
Swell 1 Height (m) Direction Period (s) | S 6 | N 8 | S 6 | N 8 | NNW 8 | N 8 | SSE 6 | SW 7 | SW 6 | N 8 | N 8 | N 8 | N 8 | N 8 | NNW 8 | NNW 7 | N 7 | NE 10 | NE 10 | NE 10 | NE 10 | ENE 10 | ENE 10 | NE 10 |
 kJ | 15 | 66 | 15 | 93 | 159 | 169 | 10 | 11 | 11 | 190 | 157 | 127 | 98 | 93 | 75 | 57 | 39 | 113 | 117 | 142 | 142 | 125 | 125 | 98 |
Swell 2 Height (m) Direction Period (s) | ENE 10 | W 7 | W 7 | S 7 | SSW 7 | SSE 6 | SW 7 | SSE 6 | SSE 6 | S 6 | SSW 6 | S 6 | S 6 | NE 9 | NE 9 | NE 9 | NE 9 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | NNW 6 | NNW 6 |
| kJ | 35 | 23 | 23 | 32 | 18 | 12 | 11 | 6 | 6 | 11 | 13 | 7 | 6 | 12 | 36 | 46 | 71 | 5 | 5 | 5 | 5 | 5 | 40 | 41 |
Swell 3 Height (m) Direction Period (s) | NNW 9 | S 6 | SW 7 | ENE 10 | SSE 6 | SW 7 | ENE 10 | ENE 10 | ENE 10 | ENE 9 | ENE 9 | ENE 10 | ENE 10 | S 6 | S 5 | S 5 | S 5 | SE 5 | S 5 | — | — | SE 13 | SE 11 | SE 11 |
| kJ | 25 | 16 | 17 | 33 | 12 | 12 | 18 | 18 | 18 | 17 | 17 | 18 | 18 | 5 | 2 | 2 | 2 | 1 | 2 | — | — | 7 | 5 | 5 |
Wind waves Height (m) Direction Period (s) | NW 5 | NW 7 | NNW 8 | WNW 6 | NNW 7 | — | N 8 | N 8 | N 8 | NNW 8 | — | — | — | — | NW 2 | WNW 2 | NW 3 | NNW 7 | NNW 7 | NNW 6 | NNW 5 | NNW 6 | — | — |
| kJ | 25 | 21 | 110 | 22 | 42 | — | 161 | 195 | 195 | 107 | — | — | — | — | 1 | 1 | 2 | 37 | 40 | 46 | 37 | 37 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 88 | 33 | 74 | 88 | 28 | 33 | 681 | 28 | 674 | 674 | 28 | 28 | 12 | 14 | 14 | 12 | 74 | 12 | 28 | 74 | 14 | 12 | 14 | 14 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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