Surf Forecasts:
How big are the waves at Yona Bay today (31 Oct):
- Morning surf: Morning surf (31 Oct, local time) - 3ft (0.9m), 12s period with E swell.
- Afternoon surf: Afternoon surf (31 Oct, local time) - 2ft (0.6m), 20s period with E swell.
- Evening surf: Evening surf (31 Oct, local time) - 2ft (0.6m), 14s period with E swell.
The current surf forecast for Yona Bay at 11AM is: 1.1m 5s primary swell from a North direction and 0.4m 11s secondary swell from a East-northeast direction (forecast issued at 08:00am October 31). An open ocean swell of 0.8m 12s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Oct) | 3ft (0.9m) | 12s |
| Afternoon (31 Oct) | 2ft (0.6m) | 20s |
| Evening (31 Oct) | 2ft (0.6m) | 14s |
Table - waves today at Yona Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Mon afternoon. Warm (max 25°C on Mon afternoon, min 22°C on Sat night). Winds increasing (calm on Sun night, fresh winds from the NNE by Mon night). | ||||||||||||||||||||||
Saturday 31 | Sunday 1 | Monday 2 | ||||||||||||||||||||
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) | E 12 | E 12 | NNE 5 | E 20 | E 19 | E 14 | E 18 | E 10 | E 10 | E 10 | E 10 | E 10 | E 16 | E 15 | E 14 | E 13 | E 13 | E 13 | E 12 | E 12 | E 12 | E 12 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 262 | 213 | 66 | 284 | 361 | 132 | 909 | 290 | 235 | 194 | 194 | 153 | 1787 | 1225 | 1042 | 794 | 673 | 556 | 530 | 522 | 432 | 425 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross | cross | cross | cross | cross-off | cross-off | cross-off | off | off | off | off | cross-off | cross-off | cross-on | glassy | cross-on | on | cross-on | cross-on | cross-on |
High Tide | 11:03AM1.59m | 9:56PM1.72m | 12:19PM1.51m | 11:03PM1.57m | 1:49PM1.50m | |||||||||||||||||
Low Tide | 4:11AM0.20m | 4:17PM1.05m | 5:13AM0.34m | 5:34PM1.11m | 6:29AM0.47m | 7:22PM1.08m | ||||||||||||||||
 |  | | |  | | | | | | | | | | | |  | | |  |  | | |
 | 6:35 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — |
 | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:44 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — |
Temp °C | 24 | 24 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 23 | 24 | 23 | 23 | 22 | 22 | 23 | 23 | 24 | 25 | 25 | 24 |
Feels °C | 22 | 21 | 20 | 20 | 20 | 20 | 19 | 20 | 21 | 22 | 23 | 24 | 23 | 24 | 23 | 23 | 25 | 25 | 25 | 24 | 22 | 20 |
Swell 1 Height (m) Direction Period (s) | E 12 | E 12 | ESE 12 | ESE 11 | E 19 | E 18 | E 18 | E 17 | ESE 17 | ESE 17 | ESE 17 | ESE 16 | E 16 | E 15 | E 14 | E 13 | E 13 | E 13 | E 12 | E 12 | E 12 | E 12 |
| kJ | 262 | 213 | 189 | 167 | 361 | 653 | 909 | 1389 | 1811 | 2018 | 1995 | 1531 | 1787 | 1225 | 1042 | 794 | 673 | 556 | 530 | 522 | 432 | 425 |
Swell 2 Height (m) Direction Period (s) | E 22 | E 15 | ENE 11 | E 20 | E 10 | ENE 10 | N 6 | N 6 | E 10 | E 10 | E 10 | E 10 | — | — | — | ENE 9 | — | — | — | — | — | — |
| kJ | 37 | 38 | 38 | 284 | 98 | 106 | 31 | 31 | 235 | 194 | 194 | 153 | — | — | — | 103 | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | NE 8 | ESE 23 | ESE 21 | E 10 | E 14 | E 14 | E 13 | — | N 6 | N 6 | N 5 | N 5 | — | — | — | — | — | — | — | — | — | — |
| kJ | 2 | 101 | 150 | 70 | 134 | 132 | 85 | — | 23 | 21 | 14 | 8 | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | N 5 | N 5 | NNE 5 | NNE 5 | NNE 5 | NE 6 | ENE 10 | E 10 | — | — | — | — | — | — | — | — | — | — | — | NNW 3 | N 5 | NNW 6 |
| kJ | 34 | 44 | 66 | 72 | 83 | 88 | 300 | 290 | — | — | — | — | — | — | — | — | — | — | — | 3 | 68 | 145 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 597 | 597 | 597 | 33 | 597 | 33 | 33 | 33 | 60 | 33 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 12 | 12 | 605 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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