Surf Forecasts:
How big are the waves at Yona Bay today (28 Oct):
- Morning surf: Morning surf (28 Oct, local time) - 8ft (2.4m), 9s period with N swell.
- Afternoon surf: Afternoon surf (28 Oct, local time) - 7ft (2.2m), 9s period with N swell.
- Evening surf: Evening surf (28 Oct, local time) - 5.5ft (1.7m), 9s period with N swell.
The current surf forecast for Yona Bay at 6AM is: 2.4m 8s primary swell from a North direction and 0.6m 9s secondary swell from a East direction (forecast issued at 02:00am October 28). An open ocean swell of 0.1m 6s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Oct) | 8ft (2.4m) | 9s |
| Afternoon (28 Oct) | 7ft (2.2m) | 9s |
| Evening (28 Oct) | 5.5ft (1.7m) | 9s |
Table - waves today at Yona Bay. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 21mm), heaviest during Fri morning. Warm (max 25°C on Wed night, min 23°C on Wed morning). Winds decreasing (fresh winds from the NNE on Wed morning, light winds from the W by Fri afternoon). | ||||||||||||||||||||||||
Wednesday 28 | Thursday 29 | Friday 30 | ||||||||||||||||||||||
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 | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | N 8 | N 8 | N 8 | N 9 | N 9 | N 9 | N 9 | N 9 | N 9 | N 8 | ENE 7 | E 6 | E 6 | E 7 | E 8 | E 8 | E 8 | E 8 | NNW 7 | E 9 | E 9 | NNW 7 | NNW 7 | E 12 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 658 | 709 | 829 | 929 | 885 | 805 | 718 | 473 | 363 | 196 | 203 | 158 | 181 | 211 | 284 | 241 | 264 | 234 | 18 | 225 | 194 | 9 | 9 | 383 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | off | off | cross-off | cross-on | cross-on | cross-on |
High Tide | 8:26AM1.90m | 7:51PM1.99m | 9:12AM1.81m | 8:27PM1.94m | 10:03AM1.70m | |||||||||||||||||||
Low Tide | 1:54AM0.03m | 2:04PM0.75m | 2:35AM0.03m | 2:42PM0.85m | 3:20AM0.09m | 3:24PM0.95m | ||||||||||||||||||
 |  | |  | |  |  | |  | | |  |  | |  | | | | | | | | | | |
 | — | — | 6:33 | — | — | — | — | — | — | — | 6:33 | — | — | — | — | — | — | — | 6:33 | — | — | — | — | — |
 | — | — | — | — | — | 5:47 | — | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — | — | 5:45 | — | — |
mm | — | — | — | — | — | — | — | — | 1 | — | — | 1 | 1 | 1 | 1 | — | — | — | 3 | 4 | 4 | 3 | 1 | 1 |
Temp °C | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 25 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 |
Feels °C | 17 | 17 | 17 | 17 | 18 | 18 | 19 | 23 | 20 | 22 | 24 | 23 | 24 | 24 | 24 | 24 | 24 | 25 | 26 | 26 | 27 | 28 | 25 | 23 |
Swell 1 Height (m) Direction Period (s) | ESE 9 | ESE 9 | E 9 | E 9 | E 10 | E 10 | E 9 | N 9 | N 9 | N 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 7 | NNW 7 | N 7 | NNW 7 | NNW 7 | E 9 | E 9 | E 9 | E 12 |
| kJ | 65 | 65 | 61 | 45 | 47 | 47 | 45 | 473 | 363 | 196 | 180 | 144 | 109 | 62 | 58 | 43 | 30 | 27 | 18 | 16 | 194 | 169 | 173 | 383 |
Swell 2 Height (m) Direction Period (s) | S 6 | S 6 | S 6 | — | E 10 | — | E 9 | N 9 | N 9 | NW 9 | E 17 | E 16 | E 16 | E 16 | E 15 | E 15 | E 15 | E 14 | ESE 14 | ESE 14 | ESE 13 | E 13 | E 13 | ENE 9 |
| kJ | 1 | 1 | 1 | — | 65 | — | 64 | 78 | 40 | 67 | 6 | 5 | 5 | 5 | 17 | 17 | 17 | 36 | 36 | 61 | 60 | 85 | 82 | 8 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | NE 10 | — | — | E 18 | E 16 | NE 9 | — | ESE 15 | — | N 11 | N 10 | N 10 | N 9 | NNW 7 | NNW 7 | NNW 7 | NNW 6 |
| kJ | — | — | — | — | — | — | — | 4 | — | — | 6 | 5 | 3 | — | 21 | — | 2 | 2 | 2 | 2 | 9 | 9 | 9 | 4 |
Wind waves Height (m) Direction Period (s) | N 8 | N 8 | N 8 | N 9 | N 9 | N 9 | N 9 | ENE 9 | ENE 6 | ENE 6 | ENE 7 | E 6 | E 6 | E 7 | E 8 | E 8 | E 8 | E 8 | ESE 8 | E 9 | — | — | NE 6 | NE 7 |
| kJ | 658 | 709 | 829 | 929 | 885 | 805 | 718 | 189 | 136 | 170 | 203 | 158 | 181 | 211 | 284 | 241 | 264 | 234 | 246 | 225 | — | — | 6 | 2 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 605 | 605 | 597 | 681 | 690 | 935 | 1238 | 33 | 33 | 60 | 33 | 63 | 59 | 59 | 59 | 59 | 0 | 35 | 605 | 0 | 0 | 12 | 28 | 597 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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