Surf Forecasts:
How big are the waves at Yona Bay today (31 Oct):
- Afternoon surf: Afternoon surf (31 Oct, local time) - 2ft (0.6m), 20s period with E swell.
- Evening surf: Evening surf (31 Oct, local time) - 2.5ft (0.7m), 14s period with E swell.
The current surf forecast for Yona Bay at 7PM is: 0.6m 14s primary swell from a East direction and 0.7m 10s secondary swell from a East direction, 1.2m 5s secondary swell from a North-northeast direction (forecast issued at 02:00pm October 31). An open ocean swell of 0.8m 19s 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) | - | - |
| Afternoon (31 Oct) | 2ft (0.6m) | 20s |
| Evening (31 Oct) | 2.5ft (0.7m) | 14s |
Table - waves today at Yona Bay. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Mon afternoon. Warm (max 25°C on Mon morning, min 22°C on Sat night). Winds increasing (light winds from the SW on Sun night, fresh winds from the NNE by Mon night). | ||||||||||||||||||||
Sat 31 | Sunday 1 | Monday 2 | ||||||||||||||||||
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 20 | E 19 | E 14 | E 18 | ENE 10 | E 10 | E 10 | E 10 | E 16 | E 16 | E 15 | E 14 | E 14 | E 13 | E 13 | E 13 | E 13 | E 12 | E 12 |
Wave Graph  | ||||||||||||||||||||
 kJ | 228 | 284 | 361 | 179 | 909 | 300 | 235 | 194 | 194 | 1857 | 1630 | 1225 | 1057 | 831 | 683 | 573 | 564 | 539 | 530 | 530 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross | cross-off | cross-off | cross-off | off | off | off | off | cross-off | cross-off | cross-off | cross | cross | cross | cross-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 | 4:17PM1.05m | 5:13AM0.34m | 5:34PM1.11m | 6:29AM0.47m | 7:22PM1.08m | |||||||||||||||
 | |  | | | | | | | | | | | | | | |  |  | | |
 | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — |
 | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:44 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — |
Temp °C | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 23 | 24 | 23 | 23 | 23 | 22 | 23 | 23 | 25 | 25 | 24 | 24 |
Feels °C | 20 | 20 | 20 | 19 | 19 | 20 | 21 | 22 | 23 | 25 | 23 | 24 | 25 | 23 | 25 | 25 | 25 | 23 | 20 | 20 |
Swell 1 Height (m) Direction Period (s) | E 12 | ESE 11 | E 19 | E 18 | E 18 | E 17 | ESE 17 | ESE 17 | ESE 17 | E 16 | E 16 | E 15 | E 14 | E 14 | E 13 | E 13 | E 13 | E 13 | E 12 | E 12 |
| kJ | 228 | 167 | 361 | 653 | 909 | 1389 | 1811 | 2018 | 1995 | 1857 | 1630 | 1225 | 1057 | 831 | 683 | 573 | 564 | 539 | 530 | 530 |
Swell 2 Height (m) Direction Period (s) | ENE 11 | E 20 | E 10 | ENE 10 | E 10 | N 6 | E 10 | E 10 | E 10 | N 5 | N 5 | — | — | E 8 | — | — | — | — | — | — |
| kJ | 38 | 284 | 98 | 106 | 130 | 32 | 235 | 194 | 194 | 8 | 8 | — | — | 88 | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | ESE 21 | E 10 | E 14 | E 14 | N 6 | — | N 6 | N 6 | N 5 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 150 | 70 | 134 | 179 | 32 | — | 32 | 22 | 14 | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | N 5 | N 5 | NNE 5 | NNE 6 | ENE 6 | ENE 10 | — | — | — | — | — | — | — | — | — | — | — | NNW 3 | N 5 | NNW 6 |
| kJ | 60 | 66 | 75 | 81 | 64 | 300 | — | — | — | — | — | — | — | — | — | — | — | 9 | 92 | 145 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 33 | 597 | 33 | 33 | 60 | 65 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 12 | 12 | 12 | 605 | 605 | 597 |
Best forecast wave conditions in Okinawa | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
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